Resguardo inicial

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/Kbuild

@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: MIT
+nouveau-y += dispnv50/disp.o
+nouveau-y += dispnv50/lut.o
+
+nouveau-y += dispnv50/core.o
+nouveau-y += dispnv50/core507d.o
+nouveau-y += dispnv50/core827d.o
+nouveau-y += dispnv50/core907d.o
+nouveau-y += dispnv50/core917d.o
+nouveau-y += dispnv50/corec37d.o
+nouveau-y += dispnv50/corec57d.o
+nouveau-y += dispnv50/coreca7d.o
+
+nouveau-$(CONFIG_DEBUG_FS) += dispnv50/crc.o
+nouveau-$(CONFIG_DEBUG_FS) += dispnv50/crc907d.o
+nouveau-$(CONFIG_DEBUG_FS) += dispnv50/crcc37d.o
+nouveau-$(CONFIG_DEBUG_FS) += dispnv50/crcc57d.o
+nouveau-$(CONFIG_DEBUG_FS) += dispnv50/crcca7d.o
+
+nouveau-y += dispnv50/dac507d.o
+nouveau-y += dispnv50/dac907d.o
+
+nouveau-y += dispnv50/pior507d.o
+
+nouveau-y += dispnv50/sor507d.o
+nouveau-y += dispnv50/sor907d.o
+nouveau-y += dispnv50/sorc37d.o
+
+nouveau-y += dispnv50/head.o
+nouveau-y += dispnv50/head507d.o
+nouveau-y += dispnv50/head827d.o
+nouveau-y += dispnv50/head907d.o
+nouveau-y += dispnv50/head917d.o
+nouveau-y += dispnv50/headc37d.o
+nouveau-y += dispnv50/headc57d.o
+nouveau-y += dispnv50/headca7d.o
+
+nouveau-y += dispnv50/wimm.o
+nouveau-y += dispnv50/wimmc37b.o
+
+nouveau-y += dispnv50/wndw.o
+nouveau-y += dispnv50/wndwc37e.o
+nouveau-y += dispnv50/wndwc57e.o
+nouveau-y += dispnv50/wndwc67e.o
+nouveau-y += dispnv50/wndwca7e.o
+
+nouveau-y += dispnv50/base.o
+nouveau-y += dispnv50/base507c.o
+nouveau-y += dispnv50/base827c.o
+nouveau-y += dispnv50/base907c.o
+nouveau-y += dispnv50/base917c.o
+
+nouveau-y += dispnv50/curs.o
+nouveau-y += dispnv50/curs507a.o
+nouveau-y += dispnv50/curs907a.o
+nouveau-y += dispnv50/cursc37a.o
+
+nouveau-y += dispnv50/oimm.o
+nouveau-y += dispnv50/oimm507b.o
+
+nouveau-y += dispnv50/ovly.o
+nouveau-y += dispnv50/ovly507e.o
+nouveau-y += dispnv50/ovly827e.o
+nouveau-y += dispnv50/ovly907e.o
+nouveau-y += dispnv50/ovly917e.o

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/atom.h

@@ -0,0 +1,280 @@
+#ifndef __NV50_KMS_ATOM_H__
+#define __NV50_KMS_ATOM_H__
+#define nv50_atom(p) container_of((p), struct nv50_atom, state)
+#include <drm/drm_atomic.h>
+#include "crc.h"
+
+struct nouveau_encoder;
+
+struct nv50_atom {
+	struct drm_atomic_commit state;
+
+	struct list_head outp;
+	bool lock_core;
+	bool flush_disable;
+};
+
+#define nv50_head_atom(p) container_of((p), struct nv50_head_atom, state)
+
+struct nv50_head_atom {
+	struct drm_crtc_state state;
+
+	struct {
+		u32 mask;
+		u32 owned;
+		u32 olut;
+	} wndw;
+
+	struct {
+		u16 iW;
+		u16 iH;
+		u16 oW;
+		u16 oH;
+	} view;
+
+	struct nv50_head_mode {
+		bool interlace;
+		u32 clock;
+		struct {
+			u16 active;
+			u16 synce;
+			u16 blanke;
+			u16 blanks;
+		} h;
+		struct {
+			u32 active;
+			u16 synce;
+			u16 blanke;
+			u16 blanks;
+			u16 blank2s;
+			u16 blank2e;
+			u16 blankus;
+		} v;
+	} mode;
+
+	struct {
+		bool visible;
+		u32 handle;
+		u64 offset:40;
+		u8 buffer:1;
+		u8 mode:4;
+		u16 size:11;
+		u8 range:2;
+		u8 output_mode:2;
+		void (*load)(struct drm_color_lut *, int size, void __iomem *);
+	} olut;
+
+	struct {
+		bool visible;
+		u32 handle;
+		u64 offset:40;
+		u8  format;
+		u8  kind:7;
+		u8  layout:1;
+		u8  blockh:4;
+		u16 blocks:12;
+		u32 pitch:20;
+		u16 x;
+		u16 y;
+		u16 w;
+		u16 h;
+	} core;
+
+	struct {
+		bool visible;
+		u32 handle;
+		u64 offset:40;
+		u8  layout:2;
+		u8  format:8;
+	} curs;
+
+	struct {
+		u8  depth;
+		u8  cpp;
+		u16 x;
+		u16 y;
+		u16 w;
+		u16 h;
+	} base;
+
+	struct {
+		u8 cpp;
+	} ovly;
+
+	struct {
+		bool enable:1;
+		u8 bits:2;
+		u8 mode:4;
+	} dither;
+
+	struct {
+		struct {
+			u16 cos:12;
+			u16 sin:12;
+		} sat;
+	} procamp;
+
+	struct {
+		u8 nhsync:1;
+		u8 nvsync:1;
+		u8 depth:4;
+		u8 crc_raster:2;
+		u8 bpc;
+	} or;
+
+	struct nv50_crc_atom crc;
+
+	/* Currently only used for MST */
+	struct {
+		int pbn;
+		u8 tu:6;
+	} dp;
+
+	union nv50_head_atom_mask {
+		struct {
+			bool olut:1;
+			bool core:1;
+			bool curs:1;
+			bool view:1;
+			bool mode:1;
+			bool base:1;
+			bool ovly:1;
+			bool dither:1;
+			bool procamp:1;
+			bool crc:1;
+			bool or:1;
+		};
+		u16 mask;
+	} set, clr;
+};
+
+static inline struct nv50_head_atom *
+nv50_head_atom_get(struct drm_atomic_commit *state, struct drm_crtc *crtc)
+{
+	struct drm_crtc_state *statec = drm_atomic_get_crtc_state(state, crtc);
+
+	if (IS_ERR(statec))
+		return (void *)statec;
+
+	return nv50_head_atom(statec);
+}
+
+static inline struct nv50_head_atom *
+nv50_head_atom_get_new(struct drm_atomic_commit *state, struct drm_crtc *crtc)
+{
+	struct drm_crtc_state *statec = drm_atomic_get_new_crtc_state(state, crtc);
+
+	if (!statec)
+		return NULL;
+
+	return nv50_head_atom(statec);
+}
+
+static inline struct drm_encoder *
+nv50_head_atom_get_encoder(struct nv50_head_atom *atom)
+{
+	struct drm_encoder *encoder;
+
+	/* We only ever have a single encoder */
+	drm_for_each_encoder_mask(encoder, atom->state.crtc->dev,
+				  atom->state.encoder_mask)
+		return encoder;
+
+	return NULL;
+}
+
+#define nv50_wndw_atom(p) container_of((p), struct nv50_wndw_atom, state)
+
+struct nv50_wndw_atom {
+	struct drm_plane_state state;
+
+	struct drm_property_blob *ilut;
+	bool visible;
+
+	struct {
+		u32  handle;
+		u16  offset:12;
+		bool awaken:1;
+	} ntfy;
+
+	struct {
+		u32 handle;
+		u16 offset:12;
+		u32 acquire;
+		u32 release;
+	} sema;
+
+	struct {
+		u32 handle;
+		struct {
+			u64 offset:40;
+			u8  buffer:1;
+			u8  enable:2;
+			u8  mode:4;
+			u16 size:11;
+			u8  range:2;
+			u8  output_mode:2;
+			void (*load)(struct drm_color_lut *, int size,
+				     void __iomem *);
+		} i;
+	} xlut;
+
+	struct {
+		u32 matrix[12];
+		bool valid;
+	} csc;
+
+	struct {
+		u8  mode:2;
+		u8  interval:4;
+
+		u8  colorspace:2;
+		u8  format;
+		u8  kind:7;
+		u8  layout:1;
+		u8  blockh:4;
+		u16 blocks[3];
+		u32 pitch[3];
+		u16 w;
+		u16 h;
+
+		u32 handle[6];
+		u64 offset[6];
+	} image;
+
+	struct {
+		u16 sx;
+		u16 sy;
+		u16 sw;
+		u16 sh;
+		u16 dw;
+		u16 dh;
+	} scale;
+
+	struct {
+		u16 x;
+		u16 y;
+	} point;
+
+	struct {
+		u8 depth;
+		u8 k1;
+		u8 src_color:4;
+		u8 dst_color:4;
+	} blend;
+
+	union nv50_wndw_atom_mask {
+		struct {
+			bool ntfy:1;
+			bool sema:1;
+			bool xlut:1;
+			bool csc:1;
+			bool image:1;
+			bool scale:1;
+			bool point:1;
+			bool blend:1;
+		};
+		u8 mask;
+	} set, clr;
+};
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/base.c

@@ -0,0 +1,53 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "base.h"
+
+#include <nvif/class.h>
+
+int
+nv50_base_new(struct nouveau_drm *drm, int head, struct nv50_wndw **pwndw)
+{
+	struct {
+		s32 oclass;
+		int version;
+		int (*new)(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+	} bases[] = {
+		{ GK110_DISP_BASE_CHANNEL_DMA, 0, base917c_new },
+		{ GK104_DISP_BASE_CHANNEL_DMA, 0, base917c_new },
+		{ GF110_DISP_BASE_CHANNEL_DMA, 0, base907c_new },
+		{ GT214_DISP_BASE_CHANNEL_DMA, 0, base827c_new },
+		{ GT200_DISP_BASE_CHANNEL_DMA, 0, base827c_new },
+		{   G82_DISP_BASE_CHANNEL_DMA, 0, base827c_new },
+		{  NV50_DISP_BASE_CHANNEL_DMA, 0, base507c_new },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid;
+
+	cid = nvif_mclass(&disp->disp->object, bases);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported base class\n");
+		return cid;
+	}
+
+	return bases[cid].new(drm, head, bases[cid].oclass, pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/base.h

@@ -0,0 +1,27 @@
+#ifndef __NV50_KMS_BASE_H__
+#define __NV50_KMS_BASE_H__
+#include "wndw.h"
+
+int base507c_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+int base507c_new_(const struct nv50_wndw_func *, const u32 *format,
+		  struct nouveau_drm *, int head, s32 oclass,
+		  u32 interlock_data, struct nv50_wndw **);
+extern const u32 base507c_format[];
+int base507c_acquire(struct nv50_wndw *, struct nv50_wndw_atom *,
+		     struct nv50_head_atom *);
+void base507c_release(struct nv50_wndw *, struct nv50_wndw_atom *,
+		      struct nv50_head_atom *);
+int base507c_sema_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int base507c_sema_clr(struct nv50_wndw *);
+int base507c_xlut_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int base507c_xlut_clr(struct nv50_wndw *);
+
+int base827c_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+
+int base907c_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+extern const struct nv50_wndw_func base907c;
+
+int base917c_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+
+int nv50_base_new(struct nouveau_drm *, int head, struct nv50_wndw **);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/base507c.c

@@ -0,0 +1,340 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "base.h"
+
+#include <nvif/if0014.h>
+#include <nvif/push507c.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/cl507c.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fourcc.h>
+
+#include "nouveau_bo.h"
+
+int
+base507c_update(struct nv50_wndw *wndw, u32 *interlock)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, UPDATE, interlock[NV50_DISP_INTERLOCK_CORE]);
+	return PUSH_KICK(push);
+}
+
+int
+base507c_image_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_PRESENT_CONTROL,
+		  NVDEF(NV507C, SET_PRESENT_CONTROL, BEGIN_MODE, NON_TEARING) |
+		  NVVAL(NV507C, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, 0));
+
+	PUSH_MTHD(push, NV507C, SET_CONTEXT_DMA_ISO, 0x00000000);
+	return 0;
+}
+
+static int
+base507c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_PRESENT_CONTROL,
+		  NVVAL(NV507C, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVVAL(NV507C, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
+
+	PUSH_MTHD(push, NV507C, SET_CONTEXT_DMA_ISO, asyw->image.handle[0]);
+
+	if (asyw->image.format == NV507C_SURFACE_SET_PARAMS_FORMAT_RF16_GF16_BF16_AF16) {
+		PUSH_MTHD(push, NV507C, SET_PROCESSING,
+			  NVDEF(NV507C, SET_PROCESSING, USE_GAIN_OFS, ENABLE),
+
+					SET_CONVERSION,
+			  NVVAL(NV507C, SET_CONVERSION, GAIN, 0) |
+			  NVVAL(NV507C, SET_CONVERSION, OFS, 0x64));
+	} else {
+		PUSH_MTHD(push, NV507C, SET_PROCESSING,
+			  NVDEF(NV507C, SET_PROCESSING, USE_GAIN_OFS, DISABLE),
+
+					SET_CONVERSION,
+			  NVVAL(NV507C, SET_CONVERSION, GAIN, 0) |
+			  NVVAL(NV507C, SET_CONVERSION, OFS, 0));
+	}
+
+	PUSH_MTHD(push, NV507C, SURFACE_SET_OFFSET(0, 0), asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NV507C, SURFACE_SET_SIZE(0),
+		  NVVAL(NV507C, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NV507C, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
+
+				SURFACE_SET_STORAGE(0),
+		  NVVAL(NV507C, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout) |
+		  NVVAL(NV507C, SURFACE_SET_STORAGE, PITCH, asyw->image.pitch[0] >> 8) |
+		  NVVAL(NV507C, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NV507C, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh),
+
+				SURFACE_SET_PARAMS(0),
+		  NVVAL(NV507C, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVDEF(NV507C, SURFACE_SET_PARAMS, SUPER_SAMPLE, X1_AA) |
+		  NVDEF(NV507C, SURFACE_SET_PARAMS, GAMMA, LINEAR) |
+		  NVDEF(NV507C, SURFACE_SET_PARAMS, LAYOUT, FRM) |
+		  NVVAL(NV507C, SURFACE_SET_PARAMS, KIND, asyw->image.kind) |
+		  NVDEF(NV507C, SURFACE_SET_PARAMS, PART_STRIDE, PARTSTRIDE_256));
+	return 0;
+}
+
+int
+base507c_xlut_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_BASE_LUT_LO,
+		  NVDEF(NV507C, SET_BASE_LUT_LO, ENABLE, DISABLE));
+	return 0;
+}
+
+int
+base507c_xlut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_BASE_LUT_LO,
+		  NVDEF(NV507C, SET_BASE_LUT_LO, ENABLE, USE_CORE_LUT));
+	return 0;
+}
+
+int
+base507c_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
+			 struct nvif_device *device)
+{
+	s64 time = nvif_msec(device, 2000ULL,
+		if (NVBO_TD32(bo, offset, NV_DISP_BASE_NOTIFIER_1, _0, STATUS, ==, BEGUN))
+			break;
+		usleep_range(1, 2);
+	);
+	return time < 0 ? time : 0;
+}
+
+int
+base507c_ntfy_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_CONTEXT_DMA_NOTIFIER, 0x00000000);
+	return 0;
+}
+
+int
+base507c_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 3)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_NOTIFIER_CONTROL,
+		  NVVAL(NV507C, SET_NOTIFIER_CONTROL, MODE, asyw->ntfy.awaken) |
+		  NVVAL(NV507C, SET_NOTIFIER_CONTROL, OFFSET, asyw->ntfy.offset >> 2),
+
+				SET_CONTEXT_DMA_NOTIFIER, asyw->ntfy.handle);
+	return 0;
+}
+
+void
+base507c_ntfy_reset(struct nouveau_bo *bo, u32 offset)
+{
+	NVBO_WR32(bo, offset, NV_DISP_BASE_NOTIFIER_1, _0,
+			NVDEF(NV_DISP_BASE_NOTIFIER_1, _0, STATUS, NOT_BEGUN));
+}
+
+int
+base507c_sema_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_CONTEXT_DMA_SEMAPHORE, 0x00000000);
+	return 0;
+}
+
+int
+base507c_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NV507C, SET_SEMAPHORE_CONTROL, asyw->sema.offset,
+				SET_SEMAPHORE_ACQUIRE, asyw->sema.acquire,
+				SET_SEMAPHORE_RELEASE, asyw->sema.release,
+				SET_CONTEXT_DMA_SEMAPHORE, asyw->sema.handle);
+	return 0;
+}
+
+void
+base507c_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	asyh->base.cpp = 0;
+}
+
+int
+base507c_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	const struct drm_framebuffer *fb = asyw->state.fb;
+	int ret;
+
+	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
+						  DRM_PLANE_NO_SCALING,
+						  DRM_PLANE_NO_SCALING,
+						  false, true);
+	if (ret)
+		return ret;
+
+	if (!wndw->func->ilut) {
+		if ((asyh->base.cpp != 1) ^ (fb->format->cpp[0] != 1))
+			asyh->state.color_mgmt_changed = true;
+	}
+
+	asyh->base.depth = fb->format->depth;
+	asyh->base.cpp = fb->format->cpp[0];
+	asyh->base.x = asyw->state.src.x1 >> 16;
+	asyh->base.y = asyw->state.src.y1 >> 16;
+	asyh->base.w = asyw->state.fb->width;
+	asyh->base.h = asyw->state.fb->height;
+
+	/* Some newer formats, esp FP16 ones, don't have a
+	 * "depth". There's nothing that really makes sense there
+	 * either, so just set it to the implicit bit count.
+	 */
+	if (!asyh->base.depth)
+		asyh->base.depth = asyh->base.cpp * 8;
+
+	return 0;
+}
+
+const u32
+base507c_format[] = {
+	DRM_FORMAT_C8,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_ABGR2101010,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_XBGR16161616F,
+	DRM_FORMAT_ABGR16161616F,
+	0
+};
+
+static const struct nv50_wndw_func
+base507c = {
+	.acquire = base507c_acquire,
+	.release = base507c_release,
+	.sema_set = base507c_sema_set,
+	.sema_clr = base507c_sema_clr,
+	.ntfy_reset = base507c_ntfy_reset,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.olut_core = 1,
+	.xlut_set = base507c_xlut_set,
+	.xlut_clr = base507c_xlut_clr,
+	.image_set = base507c_image_set,
+	.image_clr = base507c_image_clr,
+	.update = base507c_update,
+};
+
+int
+base507c_new_(const struct nv50_wndw_func *func, const u32 *format,
+	      struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
+	      struct nv50_wndw **pwndw)
+{
+	struct nvif_disp_chan_v0 args = {
+		.id = head,
+	};
+	struct nv50_disp *disp50 = nv50_disp(drm->dev);
+	struct nv50_wndw *wndw;
+	int ret;
+
+	ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_PRIMARY,
+			     "base", head, format, BIT(head),
+			     NV50_DISP_INTERLOCK_BASE, interlock_data, &wndw);
+	if (*pwndw = wndw, ret)
+		return ret;
+
+	ret = nv50_dmac_create(drm,
+			       &oclass, head, &args, sizeof(args),
+			       disp50->sync->offset, &wndw->wndw);
+	if (ret) {
+		NV_ERROR(drm, "base%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	wndw->ntfy = NV50_DISP_BASE_NTFY(wndw->id);
+	wndw->sema = NV50_DISP_BASE_SEM0(wndw->id);
+	wndw->data = 0x00000000;
+	return 0;
+}
+
+int
+base507c_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return base507c_new_(&base507c, base507c_format, drm, head, oclass,
+			     0x00000002 << (head * 8), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/base827c.c

@@ -0,0 +1,104 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "base.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl827c.h>
+
+static int
+base827c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NV827C, SET_PRESENT_CONTROL,
+		  NVVAL(NV827C, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVVAL(NV827C, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
+
+	PUSH_MTHD(push, NV827C, SET_CONTEXT_DMAS_ISO(0), asyw->image.handle, 1);
+
+	if (asyw->image.format == NV827C_SURFACE_SET_PARAMS_FORMAT_RF16_GF16_BF16_AF16) {
+		PUSH_MTHD(push, NV827C, SET_PROCESSING,
+			  NVDEF(NV827C, SET_PROCESSING, USE_GAIN_OFS, ENABLE),
+
+					SET_CONVERSION,
+			  NVVAL(NV827C, SET_CONVERSION, GAIN, 0) |
+			  NVVAL(NV827C, SET_CONVERSION, OFS, 0x64));
+	} else {
+		PUSH_MTHD(push, NV827C, SET_PROCESSING,
+			  NVDEF(NV827C, SET_PROCESSING, USE_GAIN_OFS, DISABLE),
+
+					SET_CONVERSION,
+			  NVVAL(NV827C, SET_CONVERSION, GAIN, 0) |
+			  NVVAL(NV827C, SET_CONVERSION, OFS, 0));
+	}
+
+	PUSH_MTHD(push, NV827C, SURFACE_SET_OFFSET(0, 0), asyw->image.offset[0] >> 8,
+				SURFACE_SET_OFFSET(0, 1), 0x00000000,
+
+				SURFACE_SET_SIZE(0),
+		  NVVAL(NV827C, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NV827C, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
+
+				SURFACE_SET_STORAGE(0),
+		  NVVAL(NV827C, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NV827C, SURFACE_SET_STORAGE, PITCH, asyw->image.pitch[0] >> 8) |
+		  NVVAL(NV827C, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NV827C, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SURFACE_SET_PARAMS(0),
+		  NVVAL(NV827C, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVDEF(NV827C, SURFACE_SET_PARAMS, SUPER_SAMPLE, X1_AA) |
+		  NVDEF(NV827C, SURFACE_SET_PARAMS, GAMMA, LINEAR) |
+		  NVDEF(NV827C, SURFACE_SET_PARAMS, LAYOUT, FRM));
+	return 0;
+}
+
+static const struct nv50_wndw_func
+base827c = {
+	.acquire = base507c_acquire,
+	.release = base507c_release,
+	.sema_set = base507c_sema_set,
+	.sema_clr = base507c_sema_clr,
+	.ntfy_reset = base507c_ntfy_reset,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.olut_core = 1,
+	.xlut_set = base507c_xlut_set,
+	.xlut_clr = base507c_xlut_clr,
+	.image_set = base827c_image_set,
+	.image_clr = base507c_image_clr,
+	.update = base507c_update,
+};
+
+int
+base827c_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return base507c_new_(&base827c, base507c_format, drm, head, oclass,
+			     0x00000002 << (head * 8), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/base907c.c

@@ -0,0 +1,216 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "base.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl907c.h>
+
+static int
+base907c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 10)))
+		return ret;
+
+	PUSH_MTHD(push, NV907C, SET_PRESENT_CONTROL,
+		  NVVAL(NV907C, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVDEF(NV907C, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE) |
+		  NVVAL(NV907C, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
+
+	PUSH_MTHD(push, NV907C, SET_CONTEXT_DMAS_ISO(0), asyw->image.handle, 1);
+
+	PUSH_MTHD(push, NV907C, SURFACE_SET_OFFSET(0, 0), asyw->image.offset[0] >> 8,
+				SURFACE_SET_OFFSET(0, 1), 0x00000000,
+
+				SURFACE_SET_SIZE(0),
+		  NVVAL(NV907C, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NV907C, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
+
+				SURFACE_SET_STORAGE(0),
+		  NVVAL(NV907C, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NV907C, SURFACE_SET_STORAGE, PITCH, asyw->image.pitch[0] >> 8) |
+		  NVVAL(NV907C, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NV907C, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SURFACE_SET_PARAMS(0),
+		  NVVAL(NV907C, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVDEF(NV907C, SURFACE_SET_PARAMS, SUPER_SAMPLE, X1_AA) |
+		  NVDEF(NV907C, SURFACE_SET_PARAMS, GAMMA, LINEAR) |
+		  NVDEF(NV907C, SURFACE_SET_PARAMS, LAYOUT, FRM));
+	return 0;
+}
+
+static int
+base907c_xlut_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 6)))
+		return ret;
+
+	PUSH_MTHD(push, NV907C, SET_BASE_LUT_LO,
+		  NVDEF(NV907C, SET_BASE_LUT_LO, ENABLE, DISABLE));
+
+	PUSH_MTHD(push, NV907C, SET_OUTPUT_LUT_LO,
+		  NVDEF(NV907C, SET_OUTPUT_LUT_LO, ENABLE, DISABLE));
+
+	PUSH_MTHD(push, NV907C, SET_CONTEXT_DMA_LUT, 0x00000000);
+	return 0;
+}
+
+static int
+base907c_xlut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 6)))
+		return ret;
+
+	PUSH_MTHD(push, NV907C, SET_BASE_LUT_LO,
+		  NVVAL(NV907C, SET_BASE_LUT_LO, ENABLE, asyw->xlut.i.enable) |
+		  NVVAL(NV907C, SET_BASE_LUT_LO, MODE, asyw->xlut.i.mode),
+
+				SET_BASE_LUT_HI, asyw->xlut.i.offset >> 8,
+
+				SET_OUTPUT_LUT_LO,
+		  NVDEF(NV907C, SET_OUTPUT_LUT_LO, ENABLE, USE_CORE_LUT));
+
+	PUSH_MTHD(push, NV907C, SET_CONTEXT_DMA_LUT, asyw->xlut.handle);
+	return 0;
+}
+
+static void
+base907c_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
+{
+	if (size == 1024)
+		asyw->xlut.i.mode = NV907C_SET_BASE_LUT_LO_MODE_INTERPOLATE_1025_UNITY_RANGE;
+	else
+		asyw->xlut.i.mode = NV907C_SET_BASE_LUT_LO_MODE_INTERPOLATE_257_UNITY_RANGE;
+
+	asyw->xlut.i.enable = NV907C_SET_BASE_LUT_LO_ENABLE_ENABLE;
+	asyw->xlut.i.load = head907d_olut_load;
+}
+
+static inline u32
+csc_drm_to_base(u64 in)
+{
+	/* base takes a 19-bit 2's complement value in S3.16 format */
+	bool sign = in & BIT_ULL(63);
+	u32 integer = (in >> 32) & 0x7fffffff;
+	u32 fraction = in & 0xffffffff;
+
+	if (integer >= 4) {
+		return (1 << 18) - (sign ? 0 : 1);
+	} else {
+		u32 ret = (integer << 16) | (fraction >> 16);
+		if (sign)
+			ret = -ret;
+		return ret & GENMASK(18, 0);
+	}
+}
+
+void
+base907c_csc(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+	     const struct drm_color_ctm *ctm)
+{
+	int i, j;
+
+	for (j = 0; j < 3; j++) {
+		for (i = 0; i < 4; i++) {
+			u32 *val = &asyw->csc.matrix[j * 4 + i];
+			/* DRM does not support constant offset, while
+			 * HW CSC does. Skip it. */
+			if (i == 3) {
+				*val = 0;
+			} else {
+				*val = csc_drm_to_base(ctm->matrix[j * 3 + i]);
+			}
+		}
+	}
+}
+
+static int
+base907c_csc_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907C, SET_CSC_RED2RED,
+		  NVDEF(NV907C, SET_CSC_RED2RED, OWNER, CORE));
+	return 0;
+}
+
+static int
+base907c_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NV907C, SET_CSC_RED2RED,
+		  NVDEF(NV907C, SET_CSC_RED2RED, OWNER, BASE) |
+		  NVVAL(NV907C, SET_CSC_RED2RED, COEFF, asyw->csc.matrix[0]),
+
+				SET_CSC_GRN2RED, &asyw->csc.matrix[1], 11);
+	return 0;
+}
+
+const struct nv50_wndw_func
+base907c = {
+	.acquire = base507c_acquire,
+	.release = base507c_release,
+	.sema_set = base507c_sema_set,
+	.sema_clr = base507c_sema_clr,
+	.ntfy_reset = base507c_ntfy_reset,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.ilut = base907c_ilut,
+	.csc = base907c_csc,
+	.csc_set = base907c_csc_set,
+	.csc_clr = base907c_csc_clr,
+	.olut_core = true,
+	.ilut_size = 1024,
+	.xlut_set = base907c_xlut_set,
+	.xlut_clr = base907c_xlut_clr,
+	.image_set = base907c_image_set,
+	.image_clr = base507c_image_clr,
+	.update = base507c_update,
+};
+
+int
+base907c_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return base507c_new_(&base907c, base507c_format, drm, head, oclass,
+			     0x00000002 << (head * 4), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/base917c.c

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "base.h"
+#include "atom.h"
+
+static const u32
+base917c_format[] = {
+	DRM_FORMAT_C8,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_ABGR2101010,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_XRGB2101010,
+	DRM_FORMAT_ARGB2101010,
+	DRM_FORMAT_XBGR16161616F,
+	DRM_FORMAT_ABGR16161616F,
+	0
+};
+
+int
+base917c_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return base507c_new_(&base907c, base917c_format, drm, head, oclass,
+			     0x00000002 << (head * 4), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/core.c

@@ -0,0 +1,74 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/class.h>
+
+void
+nv50_core_del(struct nv50_core **pcore)
+{
+	struct nv50_core *core = *pcore;
+	if (core) {
+		nv50_dmac_destroy(&core->chan);
+		kfree(*pcore);
+		*pcore = NULL;
+	}
+}
+
+int
+nv50_core_new(struct nouveau_drm *drm, struct nv50_core **pcore)
+{
+	struct {
+		s32 oclass;
+		int version;
+		int (*new)(struct nouveau_drm *, s32, struct nv50_core **);
+	} cores[] = {
+		{ GB202_DISP_CORE_CHANNEL_DMA, 0, coreca7d_new },
+		{ AD102_DISP_CORE_CHANNEL_DMA, 0, corec57d_new },
+		{ GA102_DISP_CORE_CHANNEL_DMA, 0, corec57d_new },
+		{ TU102_DISP_CORE_CHANNEL_DMA, 0, corec57d_new },
+		{ GV100_DISP_CORE_CHANNEL_DMA, 0, corec37d_new },
+		{ GP102_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
+		{ GP100_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
+		{ GM200_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
+		{ GM107_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
+		{ GK110_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
+		{ GK104_DISP_CORE_CHANNEL_DMA, 0, core917d_new },
+		{ GF110_DISP_CORE_CHANNEL_DMA, 0, core907d_new },
+		{ GT214_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
+		{ GT206_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
+		{ GT200_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
+		{   G82_DISP_CORE_CHANNEL_DMA, 0, core827d_new },
+		{  NV50_DISP_CORE_CHANNEL_DMA, 0, core507d_new },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid;
+
+	cid = nvif_mclass(&disp->disp->object, cores);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported core channel class\n");
+		return cid;
+	}
+
+	return cores[cid].new(drm, cores[cid].oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/core.h

@@ -0,0 +1,79 @@
+#ifndef __NV50_KMS_CORE_H__
+#define __NV50_KMS_CORE_H__
+#include "disp.h"
+#include "atom.h"
+#include "crc.h"
+#include <nouveau_encoder.h>
+
+struct nv50_core {
+	const struct nv50_core_func *func;
+	struct nv50_disp *disp;
+
+	struct nv50_dmac chan;
+
+	bool assign_windows;
+};
+
+int nv50_core_new(struct nouveau_drm *, struct nv50_core **);
+void nv50_core_del(struct nv50_core **);
+
+struct nv50_core_func {
+	int (*init)(struct nv50_core *);
+	void (*ntfy_init)(struct nouveau_bo *, u32 offset);
+	int (*caps_init)(struct nouveau_drm *, struct nv50_disp *);
+	u32 caps_class;
+	int (*ntfy_wait_done)(struct nouveau_bo *, u32 offset,
+			      struct nvif_device *);
+	int (*update)(struct nv50_core *, u32 *interlock, bool ntfy);
+
+	struct {
+		int (*owner)(struct nv50_core *);
+	} wndw;
+
+	const struct nv50_head_func *head;
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+	const struct nv50_crc_func *crc;
+#endif
+	const struct nv50_outp_func {
+		int (*ctrl)(struct nv50_core *, int or, u32 ctrl,
+			     struct nv50_head_atom *);
+		/* XXX: Only used by SORs and PIORs for now */
+		void (*get_caps)(struct nv50_disp *,
+				 struct nouveau_encoder *, int or);
+	} *dac, *pior, *sor;
+};
+
+int core507d_new(struct nouveau_drm *, s32, struct nv50_core **);
+int core507d_new_(const struct nv50_core_func *, struct nouveau_drm *, s32,
+		  struct nv50_core **);
+int core507d_init(struct nv50_core *);
+void core507d_ntfy_init(struct nouveau_bo *, u32);
+int core507d_read_caps(struct nv50_disp *disp);
+int core507d_caps_init(struct nouveau_drm *, struct nv50_disp *);
+int core507d_ntfy_wait_done(struct nouveau_bo *, u32, struct nvif_device *);
+int core507d_update(struct nv50_core *, u32 *, bool);
+
+extern const struct nv50_outp_func dac507d;
+extern const struct nv50_outp_func sor507d;
+extern const struct nv50_outp_func pior507d;
+
+int core827d_new(struct nouveau_drm *, s32, struct nv50_core **);
+
+int core907d_new(struct nouveau_drm *, s32, struct nv50_core **);
+int core907d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp);
+extern const struct nv50_outp_func dac907d;
+extern const struct nv50_outp_func sor907d;
+
+int core917d_new(struct nouveau_drm *, s32, struct nv50_core **);
+
+int corec37d_new(struct nouveau_drm *, s32, struct nv50_core **);
+int corec37d_caps_init(struct nouveau_drm *, struct nv50_disp *);
+int corec37d_ntfy_wait_done(struct nouveau_bo *, u32, struct nvif_device *);
+int corec37d_update(struct nv50_core *, u32 *, bool);
+int corec37d_wndw_owner(struct nv50_core *);
+extern const struct nv50_outp_func sorc37d;
+
+int corec57d_new(struct nouveau_drm *, s32, struct nv50_core **);
+
+int coreca7d_new(struct nouveau_drm *, s32, struct nv50_core **);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/core507d.c

@@ -0,0 +1,185 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+#include "head.h"
+
+#include <nvif/if0014.h>
+#include <nvif/push507c.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/cl507d.h>
+
+#include "nouveau_bo.h"
+
+int
+core507d_update(struct nv50_core *core, u32 *interlock, bool ntfy)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, (ntfy ? 2 : 0) + 3)))
+		return ret;
+
+	if (ntfy) {
+		PUSH_MTHD(push, NV507D, SET_NOTIFIER_CONTROL,
+			  NVDEF(NV507D, SET_NOTIFIER_CONTROL, MODE, WRITE) |
+			  NVVAL(NV507D, SET_NOTIFIER_CONTROL, OFFSET, NV50_DISP_CORE_NTFY >> 2) |
+			  NVDEF(NV507D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE));
+	}
+
+	PUSH_MTHD(push, NV507D, UPDATE, interlock[NV50_DISP_INTERLOCK_BASE] |
+					interlock[NV50_DISP_INTERLOCK_OVLY] |
+		  NVDEF(NV507D, UPDATE, NOT_DRIVER_FRIENDLY, FALSE) |
+		  NVDEF(NV507D, UPDATE, NOT_DRIVER_UNFRIENDLY, FALSE) |
+		  NVDEF(NV507D, UPDATE, INHIBIT_INTERRUPTS, FALSE),
+
+				SET_NOTIFIER_CONTROL,
+		  NVDEF(NV507D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE));
+
+	return PUSH_KICK(push);
+}
+
+int
+core507d_ntfy_wait_done(struct nouveau_bo *bo, u32 offset,
+			struct nvif_device *device)
+{
+	s64 time = nvif_msec(device, 2000ULL,
+		if (NVBO_TD32(bo, offset, NV_DISP_CORE_NOTIFIER_1, COMPLETION_0, DONE, ==, TRUE))
+			break;
+		usleep_range(1, 2);
+	);
+	return time < 0 ? time : 0;
+}
+
+void
+core507d_ntfy_init(struct nouveau_bo *bo, u32 offset)
+{
+	NVBO_WR32(bo, offset, NV_DISP_CORE_NOTIFIER_1, COMPLETION_0,
+			NVDEF(NV_DISP_CORE_NOTIFIER_1, COMPLETION_0, DONE, FALSE));
+}
+
+int
+core507d_read_caps(struct nv50_disp *disp)
+{
+	struct nvif_push *push = &disp->core->chan.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 6);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NV507D, SET_NOTIFIER_CONTROL,
+		  NVDEF(NV507D, SET_NOTIFIER_CONTROL, MODE, WRITE) |
+		  NVVAL(NV507D, SET_NOTIFIER_CONTROL, OFFSET, NV50_DISP_CORE_NTFY >> 2) |
+		  NVDEF(NV507D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE));
+
+	PUSH_MTHD(push, NV507D, GET_CAPABILITIES, 0x00000000);
+
+	PUSH_MTHD(push, NV507D, SET_NOTIFIER_CONTROL,
+		  NVDEF(NV507D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE));
+
+	return PUSH_KICK(push);
+}
+
+int
+core507d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp)
+{
+	struct nv50_core *core = disp->core;
+	struct nouveau_bo *bo = disp->sync;
+	s64 time;
+	int ret;
+
+	NVBO_WR32(bo, NV50_DISP_CORE_NTFY, NV_DISP_CORE_NOTIFIER_1, CAPABILITIES_1,
+				     NVDEF(NV_DISP_CORE_NOTIFIER_1, CAPABILITIES_1, DONE, FALSE));
+
+	ret = core507d_read_caps(disp);
+	if (ret < 0)
+		return ret;
+
+	time = nvif_msec(core->chan.base.device, 2000ULL,
+			 if (NVBO_TD32(bo, NV50_DISP_CORE_NTFY,
+				       NV_DISP_CORE_NOTIFIER_1, CAPABILITIES_1, DONE, ==, TRUE))
+				 break;
+			 usleep_range(1, 2);
+			 );
+	if (time < 0)
+		NV_ERROR(drm, "core caps notifier timeout\n");
+
+	return 0;
+}
+
+int
+core507d_init(struct nv50_core *core)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle);
+	return PUSH_KICK(push);
+}
+
+static const struct nv50_core_func
+core507d = {
+	.init = core507d_init,
+	.ntfy_init = core507d_ntfy_init,
+	.caps_init = core507d_caps_init,
+	.ntfy_wait_done = core507d_ntfy_wait_done,
+	.update = core507d_update,
+	.head = &head507d,
+	.dac = &dac507d,
+	.sor = &sor507d,
+	.pior = &pior507d,
+};
+
+int
+core507d_new_(const struct nv50_core_func *func, struct nouveau_drm *drm,
+	      s32 oclass, struct nv50_core **pcore)
+{
+	struct nvif_disp_chan_v0 args = {};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	struct nv50_core *core;
+	int ret;
+
+	if (!(core = *pcore = kzalloc_obj(*core)))
+		return -ENOMEM;
+	core->func = func;
+	core->disp = disp;
+
+	ret = nv50_dmac_create(drm,
+			       &oclass, 0, &args, sizeof(args),
+			       disp->sync->offset, &core->chan);
+	if (ret) {
+		NV_ERROR(drm, "core%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+int
+core507d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&core507d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/core827d.c

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+#include "head.h"
+
+static const struct nv50_core_func
+core827d = {
+	.init = core507d_init,
+	.ntfy_init = core507d_ntfy_init,
+	.caps_init = core507d_caps_init,
+	.ntfy_wait_done = core507d_ntfy_wait_done,
+	.update = core507d_update,
+	.head = &head827d,
+	.dac = &dac507d,
+	.sor = &sor507d,
+	.pior = &pior507d,
+};
+
+int
+core827d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&core827d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/core907d.c

@@ -0,0 +1,78 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+#include "head.h"
+
+#include <nvif/push507c.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/cl907d.h>
+
+#include "nouveau_bo.h"
+
+int
+core907d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp)
+{
+	struct nv50_core *core = disp->core;
+	struct nouveau_bo *bo = disp->sync;
+	s64 time;
+	int ret;
+
+	NVBO_WR32(bo, NV50_DISP_CORE_NTFY, NV907D_CORE_NOTIFIER_3, CAPABILITIES_4,
+				     NVDEF(NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, DONE, FALSE));
+
+	ret = core507d_read_caps(disp);
+	if (ret < 0)
+		return ret;
+
+	time = nvif_msec(core->chan.base.device, 2000ULL,
+			 if (NVBO_TD32(bo, NV50_DISP_CORE_NTFY,
+				       NV907D_CORE_NOTIFIER_3, CAPABILITIES_4, DONE, ==, TRUE))
+				 break;
+			 usleep_range(1, 2);
+			 );
+	if (time < 0)
+		NV_ERROR(drm, "core caps notifier timeout\n");
+
+	return 0;
+}
+
+static const struct nv50_core_func
+core907d = {
+	.init = core507d_init,
+	.ntfy_init = core507d_ntfy_init,
+	.caps_init = core907d_caps_init,
+	.ntfy_wait_done = core507d_ntfy_wait_done,
+	.update = core507d_update,
+	.head = &head907d,
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+	.crc = &crc907d,
+#endif
+	.dac = &dac907d,
+	.sor = &sor907d,
+};
+
+int
+core907d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&core907d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/core917d.c

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+#include "head.h"
+
+static const struct nv50_core_func
+core917d = {
+	.init = core507d_init,
+	.ntfy_init = core507d_ntfy_init,
+	.caps_init = core907d_caps_init,
+	.ntfy_wait_done = core507d_ntfy_wait_done,
+	.update = core507d_update,
+	.head = &head917d,
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+	.crc = &crc907d,
+#endif
+	.dac = &dac907d,
+	.sor = &sor907d,
+};
+
+int
+core917d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&core917d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/corec37d.c

@@ -0,0 +1,180 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+#include "head.h"
+
+#include <nvif/class.h>
+#include <nvif/pushc37b.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/clc37d.h>
+
+#include <nouveau_bo.h>
+
+int
+corec37d_wndw_owner(struct nv50_core *core)
+{
+	struct nvif_push *push = &core->chan.push;
+	const u32 windows = 8; /*XXX*/
+	int ret, i;
+
+	if ((ret = PUSH_WAIT(push, windows * 2)))
+		return ret;
+
+	for (i = 0; i < windows; i++) {
+		PUSH_MTHD(push, NVC37D, WINDOW_SET_CONTROL(i),
+			  NVDEF(NVC37D, WINDOW_SET_CONTROL, OWNER, HEAD(i >> 1)));
+	}
+
+	return 0;
+}
+
+int
+corec37d_update(struct nv50_core *core, u32 *interlock, bool ntfy)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, (ntfy ? 2 * 2 : 0) + 5)))
+		return ret;
+
+	if (ntfy) {
+		PUSH_MTHD(push, NVC37D, SET_NOTIFIER_CONTROL,
+			  NVDEF(NVC37D, SET_NOTIFIER_CONTROL, MODE, WRITE) |
+			  NVVAL(NVC37D, SET_NOTIFIER_CONTROL, OFFSET, NV50_DISP_CORE_NTFY >> 4) |
+			  NVDEF(NVC37D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE));
+	}
+
+	PUSH_MTHD(push, NVC37D, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS],
+				SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);
+	PUSH_MTHD(push, NVC37D, UPDATE, 0x00000001 |
+		  NVDEF(NVC37D, UPDATE, SPECIAL_HANDLING, NONE) |
+		  NVDEF(NVC37D, UPDATE, INHIBIT_INTERRUPTS, FALSE));
+
+	if (ntfy) {
+		PUSH_MTHD(push, NVC37D, SET_NOTIFIER_CONTROL,
+			  NVDEF(NVC37D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE));
+	}
+
+	return PUSH_KICK(push);
+}
+
+int
+corec37d_ntfy_wait_done(struct nouveau_bo *bo, u32 offset,
+			struct nvif_device *device)
+{
+	s64 time = nvif_msec(device, 2000ULL,
+		if (NVBO_TD32(bo, offset, NV_DISP_NOTIFIER, _0, STATUS, ==, FINISHED))
+			break;
+		usleep_range(1, 2);
+	);
+	return time < 0 ? time : 0;
+}
+
+void
+corec37d_ntfy_init(struct nouveau_bo *bo, u32 offset)
+{
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _0,
+			NVDEF(NV_DISP_NOTIFIER, _0, STATUS, NOT_BEGUN));
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _1, 0);
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _2, 0);
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFIER, _3, 0);
+}
+
+int corec37d_caps_init(struct nouveau_drm *drm, struct nv50_disp *disp)
+{
+	int ret;
+
+	ret = nvif_object_ctor(&disp->disp->object, "dispCaps", 0,
+			       disp->core->func->caps_class, NULL, 0, &disp->caps);
+	if (ret) {
+		NV_ERROR(drm,
+			 "Failed to init notifier caps region: %d\n",
+			 ret);
+		return ret;
+	}
+
+	ret = nvif_object_map(&disp->caps, NULL, 0);
+	if (ret) {
+		NV_ERROR(drm,
+			 "Failed to map notifier caps region: %d\n",
+			 ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int
+corec37d_init(struct nv50_core *core)
+{
+	struct nvif_push *push = &core->chan.push;
+	const u32 windows = 8; /*XXX*/
+	int ret, i;
+
+	if ((ret = PUSH_WAIT(push, 2 + windows * 5)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle);
+
+	for (i = 0; i < windows; i++) {
+		PUSH_MTHD(push, NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, YUV_PACKED422, TRUE),
+
+					WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);
+
+		PUSH_MTHD(push, NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
+			  NVVAL(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_LUT, USAGE_1025) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
+			  NVDEF(NVC37D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE));
+	}
+
+	core->assign_windows = true;
+	return PUSH_KICK(push);
+}
+
+static const struct nv50_core_func
+corec37d = {
+	.init = corec37d_init,
+	.ntfy_init = corec37d_ntfy_init,
+	.caps_init = corec37d_caps_init,
+	.caps_class = GV100_DISP_CAPS,
+	.ntfy_wait_done = corec37d_ntfy_wait_done,
+	.update = corec37d_update,
+	.wndw.owner = corec37d_wndw_owner,
+	.head = &headc37d,
+	.sor = &sorc37d,
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+	.crc = &crcc37d,
+#endif
+};
+
+int
+corec37d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&corec37d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/corec57d.c

@@ -0,0 +1,82 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+#include "head.h"
+
+#include <nvif/class.h>
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc57d.h>
+
+static int
+corec57d_init(struct nv50_core *core)
+{
+	struct nvif_push *push = &core->chan.push;
+	const u32 windows = 8; /*XXX*/
+	int ret, i;
+
+	if ((ret = PUSH_WAIT(push, 2 + windows * 5)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57D, SET_CONTEXT_DMA_NOTIFIER, core->chan.sync.handle);
+
+	for (i = 0; i < windows; i++) {
+		PUSH_MTHD(push, NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE),
+
+					WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);
+
+		PUSH_MTHD(push, NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
+			  NVVAL(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, ILUT_ALLOWED, TRUE) |
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
+			  NVDEF(NVC57D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE));
+	}
+
+	core->assign_windows = true;
+	return PUSH_KICK(push);
+}
+
+static const struct nv50_core_func
+corec57d = {
+	.init = corec57d_init,
+	.ntfy_init = corec37d_ntfy_init,
+	.caps_init = corec37d_caps_init,
+	.caps_class = GV100_DISP_CAPS,
+	.ntfy_wait_done = corec37d_ntfy_wait_done,
+	.update = corec37d_update,
+	.wndw.owner = corec37d_wndw_owner,
+	.head = &headc57d,
+	.sor = &sorc37d,
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+	.crc = &crcc57d,
+#endif
+};
+
+int
+corec57d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&corec57d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/coreca7d.c

@@ -0,0 +1,122 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
+ */
+#include "core.h"
+#include "head.h"
+
+#include <nvif/class.h>
+#include <nvif/pushc97b.h>
+
+#include <nvhw/class/clca7d.h>
+
+#include <nouveau_bo.h>
+
+static int
+coreca7d_update(struct nv50_core *core, u32 *interlock, bool ntfy)
+{
+	const u64 ntfy_addr = core->disp->sync->offset + NV50_DISP_CORE_NTFY;
+	const u32 ntfy_hi = upper_32_bits(ntfy_addr);
+	const u32 ntfy_lo = lower_32_bits(ntfy_addr);
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 5 + (ntfy ? 5 + 2 : 0));
+	if (ret)
+		return ret;
+
+	if (ntfy) {
+		PUSH_MTHD(push, NVCA7D, SET_SURFACE_ADDRESS_HI_NOTIFIER, ntfy_hi,
+
+					SET_SURFACE_ADDRESS_LO_NOTIFIER,
+			  NVVAL(NVCA7D, SET_SURFACE_ADDRESS_LO_NOTIFIER, ADDRESS_LO, ntfy_lo >> 4) |
+			  NVDEF(NVCA7D, SET_SURFACE_ADDRESS_LO_NOTIFIER, TARGET, PHYSICAL_NVM) |
+			  NVDEF(NVCA7D, SET_SURFACE_ADDRESS_LO_NOTIFIER, ENABLE, ENABLE));
+
+		PUSH_MTHD(push, NVCA7D, SET_NOTIFIER_CONTROL,
+			  NVDEF(NVCA7D, SET_NOTIFIER_CONTROL, MODE, WRITE) |
+			  NVDEF(NVCA7D, SET_NOTIFIER_CONTROL, NOTIFY, ENABLE));
+	}
+
+	PUSH_MTHD(push, NVCA7D, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS],
+				SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);
+
+	PUSH_MTHD(push, NVCA7D, UPDATE,
+		  NVDEF(NVCA7D, UPDATE, RELEASE_ELV, TRUE) |
+		  NVDEF(NVCA7D, UPDATE, SPECIAL_HANDLING, NONE) |
+		  NVDEF(NVCA7D, UPDATE, INHIBIT_INTERRUPTS, FALSE));
+
+	if (ntfy) {
+		PUSH_MTHD(push, NVCA7D, SET_NOTIFIER_CONTROL,
+			  NVDEF(NVCA7D, SET_NOTIFIER_CONTROL, NOTIFY, DISABLE));
+	}
+
+	return PUSH_KICK(push);
+}
+
+static int
+coreca7d_init(struct nv50_core *core)
+{
+	struct nvif_push *push = &core->chan.push;
+	const u32 windows = 8, heads = 4;
+	int ret, i;
+
+	ret = PUSH_WAIT(push, windows * 6 + heads * 6);
+	if (ret)
+		return ret;
+
+	for (i = 0; i < windows; i++) {
+		PUSH_MTHD(push, NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS(i),
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED1BPP, TRUE) |
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED2BPP, TRUE) |
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED4BPP, TRUE) |
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_FORMAT_USAGE_BOUNDS, RGB_PACKED8BPP, TRUE),
+
+					WINDOW_SET_WINDOW_ROTATED_FORMAT_USAGE_BOUNDS(i), 0x00000000);
+
+		PUSH_MTHD(push, NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS(i),
+			  NVVAL(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, MAX_PIXELS_FETCHED_PER_LINE, 0x7fff) |
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, ILUT_ALLOWED, TRUE) |
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, INPUT_SCALER_TAPS, TAPS_2) |
+			  NVDEF(NVCA7D, WINDOW_SET_WINDOW_USAGE_BOUNDS, UPSCALING_ALLOWED, FALSE),
+
+					WINDOW_SET_PHYSICAL(i), BIT(i));
+	}
+
+	for (i = 0; i < heads; i++) {
+		PUSH_MTHD(push, NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS(i),
+			  NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, CURSOR, USAGE_W256_H256) |
+			  NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, OLUT_ALLOWED, TRUE) |
+			  NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, OUTPUT_SCALER_TAPS, TAPS_2) |
+			  NVDEF(NVCA7D, HEAD_SET_HEAD_USAGE_BOUNDS, UPSCALING_ALLOWED, TRUE));
+
+		PUSH_MTHD(push, NVCA7D, HEAD_SET_TILE_MASK(i), BIT(i));
+
+		PUSH_MTHD(push, NVCA7D, TILE_SET_TILE_SIZE(i), 0);
+	}
+
+	core->assign_windows = true;
+	return PUSH_KICK(push);
+}
+
+static const struct nv50_core_func
+coreca7d = {
+	.init = coreca7d_init,
+	.ntfy_init = corec37d_ntfy_init,
+	.caps_init = corec37d_caps_init,
+	.caps_class = GB202_DISP_CAPS,
+	.ntfy_wait_done = corec37d_ntfy_wait_done,
+	.update = coreca7d_update,
+	.wndw.owner = corec37d_wndw_owner,
+	.head = &headca7d,
+	.sor = &sorc37d,
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+	.crc = &crcca7d,
+#endif
+};
+
+int
+coreca7d_new(struct nouveau_drm *drm, s32 oclass, struct nv50_core **pcore)
+{
+	return core507d_new_(&coreca7d, drm, oclass, pcore);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crc.c

@@ -0,0 +1,750 @@
+// SPDX-License-Identifier: MIT
+#include <linux/debugfs.h>
+#include <linux/string.h>
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_vblank.h>
+#include <drm/drm_vblank_work.h>
+
+#include <nvif/class.h>
+#include <nvif/cl0002.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/cl907d.h>
+
+#include "nouveau_drv.h"
+#include "core.h"
+#include "head.h"
+#include "handles.h"
+#include "crc.h"
+
+static const char * const nv50_crc_sources[] = {
+	[NV50_CRC_SOURCE_NONE] = "none",
+	[NV50_CRC_SOURCE_AUTO] = "auto",
+	[NV50_CRC_SOURCE_RG] = "rg",
+	[NV50_CRC_SOURCE_OUTP_ACTIVE] = "outp-active",
+	[NV50_CRC_SOURCE_OUTP_COMPLETE] = "outp-complete",
+	[NV50_CRC_SOURCE_OUTP_INACTIVE] = "outp-inactive",
+};
+
+static int nv50_crc_parse_source(const char *buf, enum nv50_crc_source *s)
+{
+	int i;
+
+	if (!buf) {
+		*s = NV50_CRC_SOURCE_NONE;
+		return 0;
+	}
+
+	i = match_string(nv50_crc_sources, ARRAY_SIZE(nv50_crc_sources), buf);
+	if (i < 0)
+		return i;
+
+	*s = i;
+	return 0;
+}
+
+int
+nv50_crc_verify_source(struct drm_crtc *crtc, const char *source_name,
+		       size_t *values_cnt)
+{
+	struct nouveau_drm *drm = nouveau_drm(crtc->dev);
+	enum nv50_crc_source source;
+
+	if (nv50_crc_parse_source(source_name, &source) < 0) {
+		NV_DEBUG(drm, "unknown source %s\n", source_name);
+		return -EINVAL;
+	}
+
+	*values_cnt = 1;
+	return 0;
+}
+
+const char *const *nv50_crc_get_sources(struct drm_crtc *crtc, size_t *count)
+{
+	*count = ARRAY_SIZE(nv50_crc_sources);
+	return nv50_crc_sources;
+}
+
+static void
+nv50_crc_program_ctx(struct nv50_head *head,
+		     struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nv50_disp *disp = nv50_disp(head->base.base.dev);
+	struct nv50_core *core = disp->core;
+	u32 interlock[NV50_DISP_INTERLOCK__SIZE] = { 0 };
+
+	core->func->crc->set_ctx(head, ctx);
+	core->func->update(core, interlock, false);
+}
+
+static void nv50_crc_ctx_flip_work(struct kthread_work *base)
+{
+	struct drm_vblank_work *work = to_drm_vblank_work(base);
+	struct nv50_crc *crc = container_of(work, struct nv50_crc, flip_work);
+	struct nv50_head *head = container_of(crc, struct nv50_head, crc);
+	struct drm_crtc *crtc = &head->base.base;
+	struct drm_device *dev = crtc->dev;
+	struct nv50_disp *disp = nv50_disp(dev);
+	const uint64_t start_vbl = drm_crtc_vblank_count(crtc);
+	uint64_t end_vbl;
+	u8 new_idx = crc->ctx_idx ^ 1;
+
+	/*
+	 * We don't want to accidentally wait for longer then the vblank, so
+	 * try again for the next vblank if we don't grab the lock
+	 */
+	if (!mutex_trylock(&disp->mutex)) {
+		drm_dbg_kms(dev, "Lock contended, delaying CRC ctx flip for %s\n", crtc->name);
+		drm_vblank_work_schedule(work, start_vbl + 1, true);
+		return;
+	}
+
+	drm_dbg_kms(dev, "Flipping notifier ctx for %s (%d -> %d)\n",
+		    crtc->name, crc->ctx_idx, new_idx);
+
+	nv50_crc_program_ctx(head, NULL);
+	nv50_crc_program_ctx(head, &crc->ctx[new_idx]);
+	mutex_unlock(&disp->mutex);
+
+	end_vbl = drm_crtc_vblank_count(crtc);
+	if (unlikely(end_vbl != start_vbl))
+		NV_ERROR(nouveau_drm(dev),
+			 "Failed to flip CRC context on %s on time (%llu > %llu)\n",
+			 crtc->name, end_vbl, start_vbl);
+
+	spin_lock_irq(&crc->lock);
+	crc->ctx_changed = true;
+	spin_unlock_irq(&crc->lock);
+}
+
+static inline void nv50_crc_reset_ctx(struct nv50_crc_notifier_ctx *ctx)
+{
+	memset_io(ctx->mem.object.map.ptr, 0, ctx->mem.object.map.size);
+}
+
+static void
+nv50_crc_get_entries(struct nv50_head *head,
+		     const struct nv50_crc_func *func,
+		     enum nv50_crc_source source)
+{
+	struct drm_crtc *crtc = &head->base.base;
+	struct nv50_crc *crc = &head->crc;
+	u32 output_crc;
+
+	while (crc->entry_idx < func->num_entries) {
+		/*
+		 * While Nvidia's documentation says CRCs are written on each
+		 * subsequent vblank after being enabled, in practice they
+		 * aren't written immediately.
+		 */
+		output_crc = func->get_entry(head, &crc->ctx[crc->ctx_idx],
+					     source, crc->entry_idx);
+		if (!output_crc)
+			return;
+
+		drm_crtc_add_crc_entry(crtc, true, crc->frame, &output_crc);
+		crc->frame++;
+		crc->entry_idx++;
+	}
+}
+
+void nv50_crc_handle_vblank(struct nv50_head *head)
+{
+	struct drm_crtc *crtc = &head->base.base;
+	struct nv50_crc *crc = &head->crc;
+	const struct nv50_crc_func *func =
+		nv50_disp(head->base.base.dev)->core->func->crc;
+	struct nv50_crc_notifier_ctx *ctx;
+	bool need_reschedule = false;
+
+	if (!func)
+		return;
+
+	/*
+	 * We don't lose events if we aren't able to report CRCs until the
+	 * next vblank, so only report CRCs if the locks we need aren't
+	 * contended to prevent missing an actual vblank event
+	 */
+	if (!spin_trylock(&crc->lock))
+		return;
+
+	if (!crc->src)
+		goto out;
+
+	ctx = &crc->ctx[crc->ctx_idx];
+	if (crc->ctx_changed && func->ctx_finished(head, ctx)) {
+		nv50_crc_get_entries(head, func, crc->src);
+
+		crc->ctx_idx ^= 1;
+		crc->entry_idx = 0;
+		crc->ctx_changed = false;
+
+		/*
+		 * Unfortunately when notifier contexts are changed during CRC
+		 * capture, we will inevitably lose the CRC entry for the
+		 * frame where the hardware actually latched onto the first
+		 * UPDATE. According to Nvidia's hardware engineers, there's
+		 * no workaround for this.
+		 *
+		 * Now, we could try to be smart here and calculate the number
+		 * of missed CRCs based on audit timestamps, but those were
+		 * removed starting with volta. Since we always flush our
+		 * updates back-to-back without waiting, we'll just be
+		 * optimistic and assume we always miss exactly one frame.
+		 */
+		drm_dbg_kms(head->base.base.dev,
+			    "Notifier ctx flip for head-%d finished, lost CRC for frame %llu\n",
+			    head->base.index, crc->frame);
+		crc->frame++;
+
+		nv50_crc_reset_ctx(ctx);
+		need_reschedule = true;
+	}
+
+	nv50_crc_get_entries(head, func, crc->src);
+
+	if (need_reschedule)
+		drm_vblank_work_schedule(&crc->flip_work,
+					 drm_crtc_vblank_count(crtc)
+					 + crc->flip_threshold
+					 - crc->entry_idx,
+					 true);
+
+out:
+	spin_unlock(&crc->lock);
+}
+
+static void nv50_crc_wait_ctx_finished(struct nv50_head *head,
+				       const struct nv50_crc_func *func,
+				       struct nv50_crc_notifier_ctx *ctx)
+{
+	struct drm_device *dev = head->base.base.dev;
+	struct nouveau_drm *drm = nouveau_drm(dev);
+	s64 ret;
+
+	ret = nvif_msec(&drm->client.device, 50,
+			if (func->ctx_finished(head, ctx)) break;);
+	if (ret == -ETIMEDOUT)
+		NV_ERROR(drm,
+			 "CRC notifier ctx for head %d not finished after 50ms\n",
+			 head->base.index);
+	else if (ret)
+		NV_ATOMIC(drm,
+			  "CRC notifier ctx for head-%d finished after %lldns\n",
+			  head->base.index, ret);
+}
+
+void nv50_crc_atomic_stop_reporting(struct drm_atomic_commit *state)
+{
+	struct drm_crtc_state *crtc_state;
+	struct drm_crtc *crtc;
+	int i;
+
+	for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
+		struct nv50_head *head = nv50_head(crtc);
+		struct nv50_head_atom *asyh = nv50_head_atom(crtc_state);
+		struct nv50_crc *crc = &head->crc;
+
+		if (!asyh->clr.crc)
+			continue;
+
+		spin_lock_irq(&crc->lock);
+		crc->src = NV50_CRC_SOURCE_NONE;
+		spin_unlock_irq(&crc->lock);
+
+		drm_crtc_vblank_put(crtc);
+		drm_vblank_work_cancel_sync(&crc->flip_work);
+
+		NV_ATOMIC(nouveau_drm(crtc->dev),
+			  "CRC reporting on vblank for head-%d disabled\n",
+			  head->base.index);
+
+		/* CRC generation is still enabled in hw, we'll just report
+		 * any remaining CRC entries ourselves after it gets disabled
+		 * in hardware
+		 */
+	}
+}
+
+void nv50_crc_atomic_init_notifier_contexts(struct drm_atomic_commit *state)
+{
+	struct drm_crtc_state *new_crtc_state;
+	struct drm_crtc *crtc;
+	int i;
+
+	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
+		struct nv50_head *head = nv50_head(crtc);
+		struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state);
+		struct nv50_crc *crc = &head->crc;
+		int i;
+
+		if (!asyh->set.crc)
+			continue;
+
+		crc->entry_idx = 0;
+		crc->ctx_changed = false;
+		for (i = 0; i < ARRAY_SIZE(crc->ctx); i++)
+			nv50_crc_reset_ctx(&crc->ctx[i]);
+	}
+}
+
+void nv50_crc_atomic_release_notifier_contexts(struct drm_atomic_commit *state)
+{
+	const struct nv50_crc_func *func =
+		nv50_disp(state->dev)->core->func->crc;
+	struct drm_crtc_state *new_crtc_state;
+	struct drm_crtc *crtc;
+	int i;
+
+	for_each_new_crtc_in_state(state, crtc, new_crtc_state, i) {
+		struct nv50_head *head = nv50_head(crtc);
+		struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state);
+		struct nv50_crc *crc = &head->crc;
+		struct nv50_crc_notifier_ctx *ctx = &crc->ctx[crc->ctx_idx];
+
+		if (!asyh->clr.crc)
+			continue;
+
+		if (crc->ctx_changed) {
+			nv50_crc_wait_ctx_finished(head, func, ctx);
+			ctx = &crc->ctx[crc->ctx_idx ^ 1];
+		}
+		nv50_crc_wait_ctx_finished(head, func, ctx);
+	}
+}
+
+void nv50_crc_atomic_start_reporting(struct drm_atomic_commit *state)
+{
+	struct drm_crtc_state *crtc_state;
+	struct drm_crtc *crtc;
+	int i;
+
+	for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
+		struct nv50_head *head = nv50_head(crtc);
+		struct nv50_head_atom *asyh = nv50_head_atom(crtc_state);
+		struct nv50_crc *crc = &head->crc;
+		u64 vbl_count;
+
+		if (!asyh->set.crc)
+			continue;
+
+		drm_crtc_vblank_get(crtc);
+
+		spin_lock_irq(&crc->lock);
+		vbl_count = drm_crtc_vblank_count(crtc);
+		crc->frame = vbl_count;
+		crc->src = asyh->crc.src;
+		drm_vblank_work_schedule(&crc->flip_work,
+					 vbl_count + crc->flip_threshold,
+					 true);
+		spin_unlock_irq(&crc->lock);
+
+		NV_ATOMIC(nouveau_drm(crtc->dev),
+			  "CRC reporting on vblank for head-%d enabled\n",
+			  head->base.index);
+	}
+}
+
+int nv50_crc_atomic_check_head(struct nv50_head *head,
+			       struct nv50_head_atom *asyh,
+			       struct nv50_head_atom *armh)
+{
+	struct nv50_atom *atom = nv50_atom(asyh->state.state);
+	bool changed = armh->crc.src != asyh->crc.src;
+
+	if (!armh->crc.src && !asyh->crc.src) {
+		asyh->set.crc = false;
+		asyh->clr.crc = false;
+		return 0;
+	}
+
+	if (drm_atomic_crtc_needs_modeset(&asyh->state) || changed) {
+		asyh->clr.crc = armh->crc.src && armh->state.active;
+		asyh->set.crc = asyh->crc.src && asyh->state.active;
+		if (changed)
+			asyh->set.or |= armh->or.crc_raster !=
+					asyh->or.crc_raster;
+
+		if (asyh->clr.crc && asyh->set.crc)
+			atom->flush_disable = true;
+	} else {
+		asyh->set.crc = false;
+		asyh->clr.crc = false;
+	}
+
+	return 0;
+}
+
+void nv50_crc_atomic_check_outp(struct nv50_atom *atom)
+{
+	struct drm_crtc *crtc;
+	struct drm_crtc_state *old_crtc_state, *new_crtc_state;
+	int i;
+
+	if (atom->flush_disable)
+		return;
+
+	for_each_oldnew_crtc_in_state(&atom->state, crtc, old_crtc_state,
+				      new_crtc_state, i) {
+		struct nv50_head_atom *armh = nv50_head_atom(old_crtc_state);
+		struct nv50_head_atom *asyh = nv50_head_atom(new_crtc_state);
+		struct nv50_outp_atom *outp_atom;
+		struct nouveau_encoder *outp;
+		struct drm_encoder *encoder, *enc;
+
+		enc = nv50_head_atom_get_encoder(armh);
+		if (!enc)
+			continue;
+
+		outp = nv50_real_outp(enc);
+		if (!outp)
+			continue;
+
+		encoder = &outp->base.base;
+
+		if (!asyh->clr.crc)
+			continue;
+
+		/*
+		 * Re-programming ORs can't be done in the same flush as
+		 * disabling CRCs
+		 */
+		list_for_each_entry(outp_atom, &atom->outp, head) {
+			if (outp_atom->encoder == encoder) {
+				if (outp_atom->set.mask) {
+					atom->flush_disable = true;
+					return;
+				} else {
+					break;
+				}
+			}
+		}
+	}
+}
+
+static enum nv50_crc_source_type
+nv50_crc_source_type(struct nouveau_encoder *outp,
+		     enum nv50_crc_source source)
+{
+	struct dcb_output *dcbe = outp->dcb;
+
+	switch (source) {
+	case NV50_CRC_SOURCE_NONE: return NV50_CRC_SOURCE_TYPE_NONE;
+	case NV50_CRC_SOURCE_RG:   return NV50_CRC_SOURCE_TYPE_RG;
+	default:		   break;
+	}
+
+	if (dcbe->location != DCB_LOC_ON_CHIP)
+		return NV50_CRC_SOURCE_TYPE_PIOR;
+
+	switch (dcbe->type) {
+	case DCB_OUTPUT_DP:	return NV50_CRC_SOURCE_TYPE_SF;
+	case DCB_OUTPUT_ANALOG:	return NV50_CRC_SOURCE_TYPE_DAC;
+	default:		return NV50_CRC_SOURCE_TYPE_SOR;
+	}
+}
+
+void nv50_crc_atomic_set(struct nv50_head *head,
+			 struct nv50_head_atom *asyh)
+{
+	struct drm_crtc *crtc = &head->base.base;
+	struct drm_device *dev = crtc->dev;
+	struct nv50_crc *crc = &head->crc;
+	const struct nv50_crc_func *func = nv50_disp(dev)->core->func->crc;
+	struct nouveau_encoder *outp;
+	struct drm_encoder *encoder;
+
+	encoder = nv50_head_atom_get_encoder(asyh);
+	if (!encoder)
+		return;
+
+	outp = nv50_real_outp(encoder);
+	if (!outp)
+		return;
+
+	func->set_src(head, outp->outp.or.id, nv50_crc_source_type(outp, asyh->crc.src),
+		      &crc->ctx[crc->ctx_idx]);
+}
+
+void nv50_crc_atomic_clr(struct nv50_head *head)
+{
+	const struct nv50_crc_func *func =
+		nv50_disp(head->base.base.dev)->core->func->crc;
+
+	func->set_src(head, 0, NV50_CRC_SOURCE_TYPE_NONE, NULL);
+}
+
+static inline int
+nv50_crc_raster_type(enum nv50_crc_source source)
+{
+	switch (source) {
+	case NV50_CRC_SOURCE_NONE:
+	case NV50_CRC_SOURCE_AUTO:
+	case NV50_CRC_SOURCE_RG:
+	case NV50_CRC_SOURCE_OUTP_ACTIVE:
+		return NV907D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_CRC_MODE_ACTIVE_RASTER;
+	case NV50_CRC_SOURCE_OUTP_COMPLETE:
+		return NV907D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_CRC_MODE_COMPLETE_RASTER;
+	case NV50_CRC_SOURCE_OUTP_INACTIVE:
+		return NV907D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_CRC_MODE_NON_ACTIVE_RASTER;
+	}
+
+	return 0;
+}
+
+/* We handle mapping the memory for CRC notifiers ourselves, since each
+ * notifier needs it's own handle
+ */
+static inline int
+nv50_crc_ctx_init(struct nv50_head *head, struct nvif_mmu *mmu,
+		  struct nv50_crc_notifier_ctx *ctx, size_t len, int idx)
+{
+	struct nv50_core *core = nv50_disp(head->base.base.dev)->core;
+	int ret;
+
+	ret = nvif_mem_ctor_map(mmu, "kmsCrcNtfy", NVIF_MEM_VRAM, len, &ctx->mem);
+	if (ret)
+		return ret;
+
+	/* No CTXDMAs on Blackwell. */
+	if (core->chan.base.user.oclass >= GB202_DISP_CORE_CHANNEL_DMA)
+		return 0;
+
+	ret = nvif_object_ctor(&core->chan.base.user, "kmsCrcNtfyCtxDma",
+			       NV50_DISP_HANDLE_CRC_CTX(head, idx),
+			       NV_DMA_IN_MEMORY,
+			       &(struct nv_dma_v0) {
+					.target = NV_DMA_V0_TARGET_VRAM,
+					.access = NV_DMA_V0_ACCESS_RDWR,
+					.start = ctx->mem.addr,
+					.limit =  ctx->mem.addr
+						+ ctx->mem.size - 1,
+			       }, sizeof(struct nv_dma_v0),
+			       &ctx->ntfy);
+	if (ret)
+		goto fail_fini;
+
+	return 0;
+
+fail_fini:
+	nvif_mem_dtor(&ctx->mem);
+	return ret;
+}
+
+static inline void
+nv50_crc_ctx_fini(struct nv50_crc_notifier_ctx *ctx)
+{
+	nvif_object_dtor(&ctx->ntfy);
+	nvif_mem_dtor(&ctx->mem);
+}
+
+int nv50_crc_set_source(struct drm_crtc *crtc, const char *source_str)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_atomic_commit *state;
+	struct drm_modeset_acquire_ctx ctx;
+	struct nv50_head *head = nv50_head(crtc);
+	struct nv50_crc *crc = &head->crc;
+	const struct nv50_crc_func *func = nv50_disp(dev)->core->func->crc;
+	struct nvif_mmu *mmu = &nouveau_drm(dev)->client.mmu;
+	struct nv50_head_atom *asyh;
+	struct drm_crtc_state *crtc_state;
+	enum nv50_crc_source source;
+	int ret = 0, ctx_flags = 0, i;
+
+	ret = nv50_crc_parse_source(source_str, &source);
+	if (ret)
+		return ret;
+
+	/*
+	 * Since we don't want the user to accidentally interrupt us as we're
+	 * disabling CRCs
+	 */
+	if (source)
+		ctx_flags |= DRM_MODESET_ACQUIRE_INTERRUPTIBLE;
+	drm_modeset_acquire_init(&ctx, ctx_flags);
+
+	state = drm_atomic_commit_alloc(dev);
+	if (!state) {
+		ret = -ENOMEM;
+		goto out_acquire_fini;
+	}
+	state->acquire_ctx = &ctx;
+
+	if (source) {
+		for (i = 0; i < ARRAY_SIZE(head->crc.ctx); i++) {
+			ret = nv50_crc_ctx_init(head, mmu, &crc->ctx[i],
+						func->notifier_len, i);
+			if (ret)
+				goto out_ctx_fini;
+		}
+	}
+
+retry:
+	crtc_state = drm_atomic_get_crtc_state(state, &head->base.base);
+	if (IS_ERR(crtc_state)) {
+		ret = PTR_ERR(crtc_state);
+		if (ret == -EDEADLK)
+			goto deadlock;
+		else if (ret)
+			goto out_drop_locks;
+	}
+	asyh = nv50_head_atom(crtc_state);
+	asyh->crc.src = source;
+	asyh->or.crc_raster = nv50_crc_raster_type(source);
+
+	ret = drm_atomic_commit(state);
+	if (ret == -EDEADLK)
+		goto deadlock;
+	else if (ret)
+		goto out_drop_locks;
+
+	if (!source) {
+		/*
+		 * If the user specified a custom flip threshold through
+		 * debugfs, reset it
+		 */
+		crc->flip_threshold = func->flip_threshold;
+	}
+
+out_drop_locks:
+	drm_modeset_drop_locks(&ctx);
+out_ctx_fini:
+	if (!source || ret) {
+		for (i = 0; i < ARRAY_SIZE(crc->ctx); i++)
+			nv50_crc_ctx_fini(&crc->ctx[i]);
+	}
+	drm_atomic_commit_put(state);
+out_acquire_fini:
+	drm_modeset_acquire_fini(&ctx);
+	return ret;
+
+deadlock:
+	drm_atomic_commit_clear(state);
+	drm_modeset_backoff(&ctx);
+	goto retry;
+}
+
+static int
+nv50_crc_debugfs_flip_threshold_get(struct seq_file *m, void *data)
+{
+	struct nv50_head *head = m->private;
+	struct drm_crtc *crtc = &head->base.base;
+	struct nv50_crc *crc = &head->crc;
+	int ret;
+
+	ret = drm_modeset_lock_single_interruptible(&crtc->mutex);
+	if (ret)
+		return ret;
+
+	seq_printf(m, "%d\n", crc->flip_threshold);
+
+	drm_modeset_unlock(&crtc->mutex);
+	return ret;
+}
+
+static int
+nv50_crc_debugfs_flip_threshold_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, nv50_crc_debugfs_flip_threshold_get,
+			   inode->i_private);
+}
+
+static ssize_t
+nv50_crc_debugfs_flip_threshold_set(struct file *file,
+				    const char __user *ubuf, size_t len,
+				    loff_t *offp)
+{
+	struct seq_file *m = file->private_data;
+	struct nv50_head *head = m->private;
+	struct nv50_head_atom *armh;
+	struct drm_crtc *crtc = &head->base.base;
+	struct nouveau_drm *drm = nouveau_drm(crtc->dev);
+	struct nv50_crc *crc = &head->crc;
+	const struct nv50_crc_func *func =
+		nv50_disp(crtc->dev)->core->func->crc;
+	int value, ret;
+
+	ret = kstrtoint_from_user(ubuf, len, 10, &value);
+	if (ret)
+		return ret;
+
+	if (value > func->flip_threshold)
+		return -EINVAL;
+	else if (value == -1)
+		value = func->flip_threshold;
+	else if (value < -1)
+		return -EINVAL;
+
+	ret = drm_modeset_lock_single_interruptible(&crtc->mutex);
+	if (ret)
+		return ret;
+
+	armh = nv50_head_atom(crtc->state);
+	if (armh->crc.src) {
+		ret = -EBUSY;
+		goto out;
+	}
+
+	NV_DEBUG(drm,
+		 "Changing CRC flip threshold for next capture on head-%d to %d\n",
+		 head->base.index, value);
+	crc->flip_threshold = value;
+	ret = len;
+
+out:
+	drm_modeset_unlock(&crtc->mutex);
+	return ret;
+}
+
+static const struct file_operations nv50_crc_flip_threshold_fops = {
+	.owner = THIS_MODULE,
+	.open = nv50_crc_debugfs_flip_threshold_open,
+	.read = seq_read,
+	.write = nv50_crc_debugfs_flip_threshold_set,
+	.release = single_release,
+};
+
+int nv50_head_crc_late_register(struct nv50_head *head)
+{
+	struct drm_crtc *crtc = &head->base.base;
+	const struct nv50_crc_func *func =
+		nv50_disp(crtc->dev)->core->func->crc;
+	struct dentry *root;
+
+	if (!func || !crtc->debugfs_entry)
+		return 0;
+
+	root = debugfs_create_dir("nv_crc", crtc->debugfs_entry);
+	debugfs_create_file("flip_threshold", 0644, root, head,
+			    &nv50_crc_flip_threshold_fops);
+
+	return 0;
+}
+
+static inline void
+nv50_crc_init_head(struct nv50_disp *disp, const struct nv50_crc_func *func,
+		   struct nv50_head *head)
+{
+	struct nv50_crc *crc = &head->crc;
+
+	crc->flip_threshold = func->flip_threshold;
+	spin_lock_init(&crc->lock);
+	drm_vblank_work_init(&crc->flip_work, &head->base.base,
+			     nv50_crc_ctx_flip_work);
+}
+
+void nv50_crc_init(struct drm_device *dev)
+{
+	struct nv50_disp *disp = nv50_disp(dev);
+	struct drm_crtc *crtc;
+	const struct nv50_crc_func *func = disp->core->func->crc;
+
+	if (!func)
+		return;
+
+	drm_for_each_crtc(crtc, dev)
+		nv50_crc_init_head(disp, func, nv50_head(crtc));
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crc.h

@@ -0,0 +1,132 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NV50_CRC_H__
+#define __NV50_CRC_H__
+
+#include <linux/mutex.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_vblank_work.h>
+
+#include <nvif/mem.h>
+#include <nvkm/subdev/bios.h>
+#include "nouveau_encoder.h"
+
+struct nv50_atom;
+struct nv50_disp;
+struct nv50_head;
+
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+enum nv50_crc_source {
+	NV50_CRC_SOURCE_NONE = 0,
+	NV50_CRC_SOURCE_AUTO,
+	NV50_CRC_SOURCE_RG,
+	NV50_CRC_SOURCE_OUTP_ACTIVE,
+	NV50_CRC_SOURCE_OUTP_COMPLETE,
+	NV50_CRC_SOURCE_OUTP_INACTIVE,
+};
+
+/* RG -> SF (DP only)
+ *    -> SOR
+ *    -> PIOR
+ *    -> DAC
+ */
+enum nv50_crc_source_type {
+	NV50_CRC_SOURCE_TYPE_NONE = 0,
+	NV50_CRC_SOURCE_TYPE_SOR,
+	NV50_CRC_SOURCE_TYPE_PIOR,
+	NV50_CRC_SOURCE_TYPE_DAC,
+	NV50_CRC_SOURCE_TYPE_RG,
+	NV50_CRC_SOURCE_TYPE_SF,
+};
+
+struct nv50_crc_notifier_ctx {
+	struct nvif_mem mem;
+	struct nvif_object ntfy;
+};
+
+struct nv50_crc_atom {
+	enum nv50_crc_source src;
+};
+
+struct nv50_crc_func {
+	int (*set_src)(struct nv50_head *, int or, enum nv50_crc_source_type type,
+		       struct nv50_crc_notifier_ctx *ctx);
+	int (*set_ctx)(struct nv50_head *, struct nv50_crc_notifier_ctx *);
+	u32 (*get_entry)(struct nv50_head *, struct nv50_crc_notifier_ctx *,
+			 enum nv50_crc_source, int idx);
+	bool (*ctx_finished)(struct nv50_head *,
+			     struct nv50_crc_notifier_ctx *);
+	short flip_threshold;
+	short num_entries;
+	size_t notifier_len;
+};
+
+struct nv50_crc {
+	spinlock_t lock;
+	struct nv50_crc_notifier_ctx ctx[2];
+	struct drm_vblank_work flip_work;
+	enum nv50_crc_source src;
+
+	u64 frame;
+	short entry_idx;
+	short flip_threshold;
+	u8 ctx_idx : 1;
+	bool ctx_changed : 1;
+};
+
+void nv50_crc_init(struct drm_device *dev);
+int nv50_head_crc_late_register(struct nv50_head *);
+void nv50_crc_handle_vblank(struct nv50_head *head);
+
+int nv50_crc_verify_source(struct drm_crtc *, const char *, size_t *);
+const char *const *nv50_crc_get_sources(struct drm_crtc *, size_t *);
+int nv50_crc_set_source(struct drm_crtc *, const char *);
+
+int nv50_crc_atomic_check_head(struct nv50_head *, struct nv50_head_atom *,
+			       struct nv50_head_atom *);
+void nv50_crc_atomic_check_outp(struct nv50_atom *atom);
+void nv50_crc_atomic_stop_reporting(struct drm_atomic_commit *);
+void nv50_crc_atomic_init_notifier_contexts(struct drm_atomic_commit *);
+void nv50_crc_atomic_release_notifier_contexts(struct drm_atomic_commit *);
+void nv50_crc_atomic_start_reporting(struct drm_atomic_commit *);
+void nv50_crc_atomic_set(struct nv50_head *, struct nv50_head_atom *);
+void nv50_crc_atomic_clr(struct nv50_head *);
+
+extern const struct nv50_crc_func crc907d;
+extern const struct nv50_crc_func crcc37d;
+extern const struct nv50_crc_func crcc57d;
+extern const struct nv50_crc_func crcca7d;
+
+#else /* IS_ENABLED(CONFIG_DEBUG_FS) */
+struct nv50_crc {};
+struct nv50_crc_func {};
+struct nv50_crc_atom {};
+
+#define nv50_crc_verify_source NULL
+#define nv50_crc_get_sources NULL
+#define nv50_crc_set_source NULL
+
+static inline void nv50_crc_init(struct drm_device *dev) {}
+static inline int
+nv50_head_crc_late_register(struct nv50_head *head) { return 0; }
+static inline void nv50_crc_handle_vblank(struct nv50_head *head) {}
+
+static inline int
+nv50_crc_atomic_check_head(struct nv50_head *head,
+			   struct nv50_head_atom *asyh,
+			   struct nv50_head_atom *armh) { return 0; }
+static inline void nv50_crc_atomic_check_outp(struct nv50_atom *atom) {}
+static inline void
+nv50_crc_atomic_stop_reporting(struct drm_atomic_commit *state) {}
+static inline void
+nv50_crc_atomic_init_notifier_contexts(struct drm_atomic_commit *state) {}
+static inline void
+nv50_crc_atomic_release_notifier_contexts(struct drm_atomic_commit *state) {}
+static inline void
+nv50_crc_atomic_start_reporting(struct drm_atomic_commit *state) {}
+static inline void
+nv50_crc_atomic_set(struct nv50_head *head, struct nv50_head_atom *state) {}
+static inline void
+nv50_crc_atomic_clr(struct nv50_head *head) {}
+
+#endif /* IS_ENABLED(CONFIG_DEBUG_FS) */
+#endif /* !__NV50_CRC_H__ */

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crc907d.c

@@ -0,0 +1,142 @@
+// SPDX-License-Identifier: MIT
+#include <drm/drm_crtc.h>
+
+#include "crc.h"
+#include "core.h"
+#include "disp.h"
+#include "head.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl907d.h>
+
+#define CRC907D_MAX_ENTRIES 255
+
+struct crc907d_notifier {
+	u32 status;
+	u32 :32; /* reserved */
+	struct crc907d_entry {
+		u32 status;
+		u32 compositor_crc;
+		u32 output_crc[2];
+	} entries[CRC907D_MAX_ENTRIES];
+} __packed;
+
+static int
+crc907d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
+		struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 crc_args = NVDEF(NV907D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, CORE) |
+		       NVDEF(NV907D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
+		       NVDEF(NV907D, HEAD_SET_CRC_CONTROL, TIMESTAMP_MODE, FALSE) |
+		       NVDEF(NV907D, HEAD_SET_CRC_CONTROL, SECONDARY_OUTPUT, NONE) |
+		       NVDEF(NV907D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE) |
+		       NVDEF(NV907D, HEAD_SET_CRC_CONTROL, WIDE_PIPE_CRC, ENABLE);
+	int ret;
+
+	switch (source) {
+	case NV50_CRC_SOURCE_TYPE_SOR:
+		crc_args |= NVDEF(NV907D, HEAD_SET_CRC_CONTROL, PRIMARY_OUTPUT, SOR(or));
+		break;
+	case NV50_CRC_SOURCE_TYPE_PIOR:
+		crc_args |= NVDEF(NV907D, HEAD_SET_CRC_CONTROL, PRIMARY_OUTPUT, PIOR(or));
+		break;
+	case NV50_CRC_SOURCE_TYPE_DAC:
+		crc_args |= NVDEF(NV907D, HEAD_SET_CRC_CONTROL, PRIMARY_OUTPUT, DAC(or));
+		break;
+	case NV50_CRC_SOURCE_TYPE_RG:
+		crc_args |= NVDEF(NV907D, HEAD_SET_CRC_CONTROL, PRIMARY_OUTPUT, RG(i));
+		break;
+	case NV50_CRC_SOURCE_TYPE_SF:
+		crc_args |= NVDEF(NV907D, HEAD_SET_CRC_CONTROL, PRIMARY_OUTPUT, SF(i));
+		break;
+	case NV50_CRC_SOURCE_NONE:
+		crc_args |= NVDEF(NV907D, HEAD_SET_CRC_CONTROL, PRIMARY_OUTPUT, NONE);
+		break;
+	}
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	if (source) {
+		PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx->ntfy.handle);
+		PUSH_MTHD(push, NV907D, HEAD_SET_CRC_CONTROL(i), crc_args);
+	} else {
+		PUSH_MTHD(push, NV907D, HEAD_SET_CRC_CONTROL(i), crc_args);
+		PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_CRC(i), 0);
+	}
+
+	return 0;
+}
+
+static int
+crc907d_set_ctx(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx ? ctx->ntfy.handle : 0);
+	return 0;
+}
+
+static u32 crc907d_get_entry(struct nv50_head *head,
+			     struct nv50_crc_notifier_ctx *ctx,
+			     enum nv50_crc_source source, int idx)
+{
+	struct crc907d_notifier __iomem *notifier = ctx->mem.object.map.ptr;
+
+	return ioread32_native(&notifier->entries[idx].output_crc[0]);
+}
+
+static bool crc907d_ctx_finished(struct nv50_head *head,
+				 struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nouveau_drm *drm = nouveau_drm(head->base.base.dev);
+	struct crc907d_notifier __iomem *notifier = ctx->mem.object.map.ptr;
+	const u32 status = ioread32_native(&notifier->status);
+	const u32 overflow = status & 0x0000003e;
+
+	if (!(status & 0x00000001))
+		return false;
+
+	if (overflow) {
+		const char *engine = NULL;
+
+		switch (overflow) {
+		case 0x00000004: engine = "DSI"; break;
+		case 0x00000008: engine = "Compositor"; break;
+		case 0x00000010: engine = "CRC output 1"; break;
+		case 0x00000020: engine = "CRC output 2"; break;
+		}
+
+		if (engine)
+			NV_ERROR(drm,
+				 "CRC notifier context for head %d overflowed on %s: %x\n",
+				 head->base.index, engine, status);
+		else
+			NV_ERROR(drm,
+				 "CRC notifier context for head %d overflowed: %x\n",
+				 head->base.index, status);
+	}
+
+	NV_DEBUG(drm, "Head %d CRC context status: %x\n",
+		 head->base.index, status);
+
+	return true;
+}
+
+const struct nv50_crc_func crc907d = {
+	.set_src = crc907d_set_src,
+	.set_ctx = crc907d_set_ctx,
+	.get_entry = crc907d_get_entry,
+	.ctx_finished = crc907d_ctx_finished,
+	.flip_threshold = CRC907D_MAX_ENTRIES - 10,
+	.num_entries = CRC907D_MAX_ENTRIES,
+	.notifier_len = sizeof(struct crc907d_notifier),
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crcc37d.c

@@ -0,0 +1,127 @@
+// SPDX-License-Identifier: MIT
+#include <drm/drm_crtc.h>
+
+#include "crc.h"
+#include "crcc37d.h"
+#include "core.h"
+#include "disp.h"
+#include "head.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc37d.h>
+
+static int
+crcc37d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
+		struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 crc_args = NVVAL(NVC37D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, i * 4) |
+		       NVDEF(NVC37D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
+		       NVDEF(NVC37D, HEAD_SET_CRC_CONTROL, SECONDARY_CRC, NONE) |
+		       NVDEF(NVC37D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE);
+	int ret;
+
+	switch (source) {
+	case NV50_CRC_SOURCE_TYPE_SOR:
+		crc_args |= NVDEF(NVC37D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SOR(or));
+		break;
+	case NV50_CRC_SOURCE_TYPE_PIOR:
+		crc_args |= NVDEF(NVC37D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, PIOR(or));
+		break;
+	case NV50_CRC_SOURCE_TYPE_SF:
+		crc_args |= NVDEF(NVC37D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SF);
+		break;
+	default:
+		break;
+	}
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	if (source) {
+		PUSH_MTHD(push, NVC37D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx->ntfy.handle);
+		PUSH_MTHD(push, NVC37D, HEAD_SET_CRC_CONTROL(i), crc_args);
+	} else {
+		PUSH_MTHD(push, NVC37D, HEAD_SET_CRC_CONTROL(i), 0);
+		PUSH_MTHD(push, NVC37D, HEAD_SET_CONTEXT_DMA_CRC(i), 0);
+	}
+
+	return 0;
+}
+
+int crcc37d_set_ctx(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx ? ctx->ntfy.handle : 0);
+	return 0;
+}
+
+u32 crcc37d_get_entry(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx,
+		      enum nv50_crc_source source, int idx)
+{
+	struct crcc37d_notifier __iomem *notifier = ctx->mem.object.map.ptr;
+	struct crcc37d_entry __iomem *entry = &notifier->entries[idx];
+	u32 __iomem *crc_addr;
+
+	if (source == NV50_CRC_SOURCE_RG)
+		crc_addr = &entry->rg_crc;
+	else
+		crc_addr = &entry->output_crc[0];
+
+	return ioread32_native(crc_addr);
+}
+
+bool crcc37d_ctx_finished(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nouveau_drm *drm = nouveau_drm(head->base.base.dev);
+	struct crcc37d_notifier __iomem *notifier = ctx->mem.object.map.ptr;
+	const u32 status = ioread32_native(&notifier->status);
+	const u32 overflow = status & 0x0000007e;
+
+	if (!(status & 0x00000001))
+		return false;
+
+	if (overflow) {
+		const char *engine = NULL;
+
+		switch (overflow) {
+		case 0x00000004: engine = "Front End"; break;
+		case 0x00000008: engine = "Compositor"; break;
+		case 0x00000010: engine = "RG"; break;
+		case 0x00000020: engine = "CRC output 1"; break;
+		case 0x00000040: engine = "CRC output 2"; break;
+		}
+
+		if (engine)
+			NV_ERROR(drm,
+				 "CRC notifier context for head %d overflowed on %s: %x\n",
+				 head->base.index, engine, status);
+		else
+			NV_ERROR(drm,
+				 "CRC notifier context for head %d overflowed: %x\n",
+				 head->base.index, status);
+	}
+
+	NV_DEBUG(drm, "Head %d CRC context status: %x\n",
+		 head->base.index, status);
+
+	return true;
+}
+
+const struct nv50_crc_func crcc37d = {
+	.set_src = crcc37d_set_src,
+	.set_ctx = crcc37d_set_ctx,
+	.get_entry = crcc37d_get_entry,
+	.ctx_finished = crcc37d_ctx_finished,
+	.flip_threshold = CRCC37D_FLIP_THRESHOLD,
+	.num_entries = CRCC37D_MAX_ENTRIES,
+	.notifier_len = sizeof(struct crcc37d_notifier),
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crcc37d.h

@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: MIT */
+
+#ifndef __CRCC37D_H__
+#define __CRCC37D_H__
+
+#include <linux/types.h>
+
+#include "crc.h"
+
+#define CRCC37D_MAX_ENTRIES 2047
+#define CRCC37D_FLIP_THRESHOLD (CRCC37D_MAX_ENTRIES - 30)
+
+struct crcc37d_notifier {
+	u32 status;
+
+	/* reserved */
+	u32:32;
+	u32:32;
+	u32:32;
+	u32:32;
+	u32:32;
+	u32:32;
+	u32:32;
+
+	struct crcc37d_entry {
+		u32 status[2];
+		u32:32; /* reserved */
+		u32 compositor_crc;
+		u32 rg_crc;
+		u32 output_crc[2];
+		u32:32; /* reserved */
+	} entries[CRCC37D_MAX_ENTRIES];
+} __packed;
+
+int crcc37d_set_ctx(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx);
+u32 crcc37d_get_entry(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx,
+		      enum nv50_crc_source source, int idx);
+bool crcc37d_ctx_finished(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx);
+
+#endif /* !__CRCC37D_H__ */

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crcc57d.c

@@ -0,0 +1,58 @@
+// SPDX-License-Identifier: MIT
+
+#include "crc.h"
+#include "crcc37d.h"
+#include "core.h"
+#include "disp.h"
+#include "head.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc57d.h>
+
+static int crcc57d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
+			   struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 crc_args = NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, CORE) |
+		       NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
+		       NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, SECONDARY_CRC, NONE) |
+		       NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE);
+	int ret;
+
+	switch (source) {
+	case NV50_CRC_SOURCE_TYPE_SOR:
+		crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SOR(or));
+		break;
+	case NV50_CRC_SOURCE_TYPE_SF:
+		crc_args |= NVDEF(NVC57D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, SF);
+		break;
+	default:
+		break;
+	}
+
+	ret = PUSH_WAIT(push, 4);
+	if (ret)
+		return ret;
+
+	if (source) {
+		PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), ctx->ntfy.handle);
+		PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), crc_args);
+	} else {
+		PUSH_MTHD(push, NVC57D, HEAD_SET_CRC_CONTROL(i), 0);
+		PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_CRC(i), 0);
+	}
+
+	return 0;
+}
+
+const struct nv50_crc_func crcc57d = {
+	.set_src = crcc57d_set_src,
+	.set_ctx = crcc37d_set_ctx,
+	.get_entry = crcc37d_get_entry,
+	.ctx_finished = crcc37d_ctx_finished,
+	.flip_threshold = CRCC37D_FLIP_THRESHOLD,
+	.num_entries = CRCC37D_MAX_ENTRIES,
+	.notifier_len = sizeof(struct crcc37d_notifier),
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/crcca7d.c

@@ -0,0 +1,98 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
+ */
+#include "crcc37d.h"
+#include "core.h"
+#include "head.h"
+
+#include <nvif/pushc97b.h>
+
+#include <nvhw/class/clca7d.h>
+
+static int
+crcca7d_set_ctx(struct nv50_head *head, struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, ctx ? 3 : 2);
+	if (ret)
+		return ret;
+
+	if (ctx) {
+		const u32 crc_hi = upper_32_bits(ctx->mem.addr);
+		const u32 crc_lo = lower_32_bits(ctx->mem.addr);
+
+		PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_HI_CRC(i), crc_hi,
+
+					HEAD_SET_SURFACE_ADDRESS_LO_CRC(i),
+			  NVVAL(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ADDRESS_LO, crc_lo >> 4) |
+			  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, TARGET, PHYSICAL_NVM) |
+			  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ENABLE, ENABLE));
+	} else {
+		PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC(i),
+			  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CRC, ENABLE, DISABLE));
+	}
+
+	return 0;
+}
+
+static int
+crcca7d_set_src(struct nv50_head *head, int or, enum nv50_crc_source_type source,
+		struct nv50_crc_notifier_ctx *ctx)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int primary_crc, ret;
+
+	if (!source) {
+		ret = PUSH_WAIT(push, 1);
+		if (ret)
+			return ret;
+
+		PUSH_MTHD(push, NVCA7D, HEAD_SET_CRC_CONTROL(i), 0);
+
+		return crcca7d_set_ctx(head, NULL);
+	}
+
+	switch (source) {
+	case NV50_CRC_SOURCE_TYPE_SOR:
+		primary_crc = NVCA7D_HEAD_SET_CRC_CONTROL_PRIMARY_CRC_SOR(or);
+		break;
+	case NV50_CRC_SOURCE_TYPE_SF:
+		primary_crc = NVCA7D_HEAD_SET_CRC_CONTROL_PRIMARY_CRC_SF;
+		break;
+	default:
+		break;
+	}
+
+	ret = crcca7d_set_ctx(head, ctx);
+	if (ret)
+		return ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_CRC_CONTROL(i),
+		  NVDEF(NVCA7D, HEAD_SET_CRC_CONTROL, CONTROLLING_CHANNEL, CORE) |
+		  NVDEF(NVCA7D, HEAD_SET_CRC_CONTROL, EXPECT_BUFFER_COLLAPSE, FALSE) |
+		  NVVAL(NVCA7D, HEAD_SET_CRC_CONTROL, PRIMARY_CRC, primary_crc) |
+		  NVDEF(NVCA7D, HEAD_SET_CRC_CONTROL, SECONDARY_CRC, NONE) |
+		  NVDEF(NVCA7D, HEAD_SET_CRC_CONTROL, CRC_DURING_SNOOZE, DISABLE));
+
+	return 0;
+}
+
+const struct nv50_crc_func
+crcca7d = {
+	.set_src = crcca7d_set_src,
+	.set_ctx = crcca7d_set_ctx,
+	.get_entry = crcc37d_get_entry,
+	.ctx_finished = crcc37d_ctx_finished,
+	.flip_threshold = CRCC37D_FLIP_THRESHOLD,
+	.num_entries = CRCC37D_MAX_ENTRIES,
+	.notifier_len = sizeof(struct crcc37d_notifier),
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/curs.c

@@ -0,0 +1,55 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "curs.h"
+
+#include <nvif/class.h>
+
+int
+nv50_curs_new(struct nouveau_drm *drm, int head, struct nv50_wndw **pwndw)
+{
+	struct {
+		s32 oclass;
+		int version;
+		int (*new)(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+	} curses[] = {
+		{ GB202_DISP_CURSOR, 0, cursc37a_new },
+		{ GA102_DISP_CURSOR, 0, cursc37a_new },
+		{ TU102_DISP_CURSOR, 0, cursc37a_new },
+		{ GV100_DISP_CURSOR, 0, cursc37a_new },
+		{ GK104_DISP_CURSOR, 0, curs907a_new },
+		{ GF110_DISP_CURSOR, 0, curs907a_new },
+		{ GT214_DISP_CURSOR, 0, curs507a_new },
+		{   G82_DISP_CURSOR, 0, curs507a_new },
+		{  NV50_DISP_CURSOR, 0, curs507a_new },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid;
+
+	cid = nvif_mclass(&disp->disp->object, curses);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported cursor immediate class\n");
+		return cid;
+	}
+
+	return curses[cid].new(drm, head, curses[cid].oclass, pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/curs.h

@@ -0,0 +1,14 @@
+#ifndef __NV50_KMS_CURS_H__
+#define __NV50_KMS_CURS_H__
+#include "wndw.h"
+
+int curs507a_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+int curs507a_new_(const struct nv50_wimm_func *, struct nouveau_drm *,
+		  int head, s32 oclass, u32 interlock_data,
+		  struct nv50_wndw **);
+
+int curs907a_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+int cursc37a_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+
+int nv50_curs_new(struct nouveau_drm *, int head, struct nv50_wndw **);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/curs507a.c

@@ -0,0 +1,206 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "curs.h"
+#include "core.h"
+#include "head.h"
+
+#include <nvif/if0014.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/cl507a.h>
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fourcc.h>
+
+bool
+curs507a_space(struct nv50_wndw *wndw)
+{
+	nvif_msec(&nouveau_drm(wndw->plane.dev)->client.device, 100,
+		if (NVIF_TV32(&wndw->wimm.base.user, NV507A, FREE, COUNT, >=, 4))
+			return true;
+	);
+
+	WARN_ON(1);
+	return false;
+}
+
+static int
+curs507a_update(struct nv50_wndw *wndw, u32 *interlock)
+{
+	struct nvif_object *user = &wndw->wimm.base.user;
+	int ret = nvif_chan_wait(&wndw->wimm, 1);
+	if (ret == 0) {
+		NVIF_WR32(user, NV507A, UPDATE,
+			  NVDEF(NV507A, UPDATE, INTERLOCK_WITH_CORE, DISABLE));
+	}
+	return ret;
+}
+
+static int
+curs507a_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_object *user = &wndw->wimm.base.user;
+	int ret = nvif_chan_wait(&wndw->wimm, 1);
+	if (ret == 0) {
+		NVIF_WR32(user, NV507A, SET_CURSOR_HOT_SPOT_POINT_OUT,
+			  NVVAL(NV507A, SET_CURSOR_HOT_SPOT_POINT_OUT, X, asyw->point.x) |
+			  NVVAL(NV507A, SET_CURSOR_HOT_SPOT_POINT_OUT, Y, asyw->point.y));
+	}
+	return ret;
+}
+
+const struct nv50_wimm_func
+curs507a = {
+	.point = curs507a_point,
+	.update = curs507a_update,
+};
+
+static void
+curs507a_prepare(struct nv50_wndw *wndw, struct nv50_head_atom *asyh,
+		 struct nv50_wndw_atom *asyw)
+{
+	u32 handle = nv50_disp(wndw->plane.dev)->core->chan.vram.handle;
+	u32 offset = asyw->image.offset[0];
+	if (asyh->curs.handle != handle || asyh->curs.offset != offset) {
+		asyh->curs.handle = handle;
+		asyh->curs.offset = offset;
+		asyh->set.curs = asyh->curs.visible;
+		nv50_atom(asyh->state.state)->lock_core = true;
+	}
+}
+
+static void
+curs507a_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	asyh->curs.visible = false;
+}
+
+static int
+curs507a_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev);
+	struct nv50_head *head = nv50_head(asyw->state.crtc);
+	struct drm_framebuffer *fb = asyw->state.fb;
+	int ret;
+
+	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
+						  DRM_PLANE_NO_SCALING,
+						  DRM_PLANE_NO_SCALING,
+						  true, true);
+	asyh->curs.visible = asyw->state.visible;
+	if (ret || !asyh->curs.visible)
+		return ret;
+
+	if (asyw->state.crtc_w != asyw->state.crtc_h) {
+		NV_ATOMIC(drm, "Plane width/height must be equal for cursors\n");
+		return -EINVAL;
+	}
+
+	if (asyw->image.w != asyw->state.crtc_w) {
+		NV_ATOMIC(drm, "Plane width must be equal to fb width for cursors (height can be larger though)\n");
+		return -EINVAL;
+	}
+
+	if (asyw->state.src_x || asyw->state.src_y) {
+		NV_ATOMIC(drm, "Cursor planes do not support framebuffer offsets\n");
+		return -EINVAL;
+	}
+
+	if (asyw->image.pitch[0] != asyw->image.w * fb->format->cpp[0]) {
+		NV_ATOMIC(drm,
+			  "%s: invalid cursor image pitch: image must be packed (pitch = %d, width = %d)\n",
+			  wndw->plane.name, asyw->image.pitch[0], asyw->image.w);
+		return -EINVAL;
+	}
+
+	ret = head->func->curs_layout(head, asyw, asyh);
+	if (ret) {
+		NV_ATOMIC(drm,
+			  "%s: invalid cursor image size: unsupported size %dx%d\n",
+			  wndw->plane.name, asyw->image.w, asyw->image.h);
+		return ret;
+	}
+
+	ret = head->func->curs_format(head, asyw, asyh);
+	if (ret) {
+		NV_ATOMIC(drm,
+			  "%s: invalid cursor image format 0x%X\n",
+			  wndw->plane.name, fb->format->format);
+		return ret;
+	}
+
+	return 0;
+}
+
+static const u32
+curs507a_format[] = {
+	DRM_FORMAT_ARGB8888,
+	0
+};
+
+static const struct nv50_wndw_func
+curs507a_wndw = {
+	.acquire = curs507a_acquire,
+	.release = curs507a_release,
+	.prepare = curs507a_prepare,
+};
+
+int
+curs507a_new_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
+	      int head, s32 oclass, u32 interlock_data,
+	      struct nv50_wndw **pwndw)
+{
+	struct nvif_disp_chan_v0 args = {
+		.id = head,
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	struct nv50_wndw *wndw;
+	int ret;
+
+	ret = nv50_wndw_new_(&curs507a_wndw, drm->dev, DRM_PLANE_TYPE_CURSOR,
+			     "curs", head, curs507a_format, BIT(head),
+			     NV50_DISP_INTERLOCK_CURS, interlock_data, &wndw);
+	if (*pwndw = wndw, ret)
+		return ret;
+
+	ret = nvif_object_ctor(&disp->disp->object, "kmsCurs", 0, oclass,
+			       &args, sizeof(args), &wndw->wimm.base.user);
+	if (ret) {
+		NV_ERROR(drm, "curs%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	nvif_object_map(&wndw->wimm.base.user, NULL, 0);
+	wndw->immd = func;
+	wndw->ctxdma.parent = NULL;
+	return 0;
+}
+
+int
+curs507a_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return curs507a_new_(&curs507a, drm, head, oclass,
+			     0x00000001 << (head * 8), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/curs907a.c

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "curs.h"
+
+int
+curs907a_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return curs507a_new_(&curs507a, drm, head, oclass,
+			     0x00000001 << (head * 4), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/cursc37a.c

@@ -0,0 +1,62 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "curs.h"
+#include "atom.h"
+
+#include <nvhw/class/clc37a.h>
+
+static int
+cursc37a_update(struct nv50_wndw *wndw, u32 *interlock)
+{
+	struct nvif_object *user = &wndw->wimm.base.user;
+	int ret = nvif_chan_wait(&wndw->wimm, 1);
+	if (ret == 0)
+		NVIF_WR32(user, NVC37A, UPDATE, 0x00000001);
+	return ret;
+}
+
+static int
+cursc37a_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_object *user = &wndw->wimm.base.user;
+	int ret = nvif_chan_wait(&wndw->wimm, 1);
+	if (ret == 0) {
+		NVIF_WR32(user, NVC37A, SET_CURSOR_HOT_SPOT_POINT_OUT(0),
+			  NVVAL(NVC37A, SET_CURSOR_HOT_SPOT_POINT_OUT, X, asyw->point.x) |
+			  NVVAL(NVC37A, SET_CURSOR_HOT_SPOT_POINT_OUT, Y, asyw->point.y));
+	}
+	return ret;
+}
+
+static const struct nv50_wimm_func
+cursc37a = {
+	.point = cursc37a_point,
+	.update = cursc37a_update,
+};
+
+int
+cursc37a_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return curs507a_new_(&cursc37a, drm, head, oclass,
+			     0x00000001 << head, pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/dac507d.c

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl507d.h>
+
+static int
+dac507d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+	     struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &core->chan.push;
+	u32 sync = 0;
+	int ret;
+
+	if (asyh) {
+		sync |= NVVAL(NV507D, DAC_SET_POLARITY, HSYNC, asyh->or.nhsync);
+		sync |= NVVAL(NV507D, DAC_SET_POLARITY, VSYNC, asyh->or.nvsync);
+	}
+
+	if ((ret = PUSH_WAIT(push, 3)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, DAC_SET_CONTROL(or), ctrl,
+				DAC_SET_POLARITY(or), sync);
+	return 0;
+}
+
+const struct nv50_outp_func
+dac507d = {
+	.ctrl = dac507d_ctrl,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/dac907d.c

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl907d.h>
+
+static int
+dac907d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+	     struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, DAC_SET_CONTROL(or), ctrl);
+	return 0;
+}
+
+const struct nv50_outp_func
+dac907d = {
+	.ctrl = dac907d_ctrl,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/disp.h

@@ -0,0 +1,108 @@
+#ifndef __NV50_KMS_H__
+#define __NV50_KMS_H__
+#include <linux/workqueue.h>
+#include <nvif/mem.h>
+#include <nvif/push.h>
+
+#include "nouveau_display.h"
+
+struct nv50_msto;
+struct nouveau_encoder;
+
+struct nv50_disp {
+	struct nvif_disp *disp;
+	struct nv50_core *core;
+	struct nvif_object caps;
+
+#define NV50_DISP_SYNC(c, o)                                ((c) * 0x040 + (o))
+#define NV50_DISP_CORE_NTFY                       NV50_DISP_SYNC(0      , 0x00)
+#define NV50_DISP_WNDW_SEM0(c)                    NV50_DISP_SYNC(1 + (c), 0x00)
+#define NV50_DISP_WNDW_SEM1(c)                    NV50_DISP_SYNC(1 + (c), 0x10)
+#define NV50_DISP_WNDW_NTFY(c)                    NV50_DISP_SYNC(1 + (c), 0x20)
+#define NV50_DISP_BASE_SEM0(c)                    NV50_DISP_WNDW_SEM0(0 + (c))
+#define NV50_DISP_BASE_SEM1(c)                    NV50_DISP_WNDW_SEM1(0 + (c))
+#define NV50_DISP_BASE_NTFY(c)                    NV50_DISP_WNDW_NTFY(0 + (c))
+#define NV50_DISP_OVLY_SEM0(c)                    NV50_DISP_WNDW_SEM0(4 + (c))
+#define NV50_DISP_OVLY_SEM1(c)                    NV50_DISP_WNDW_SEM1(4 + (c))
+#define NV50_DISP_OVLY_NTFY(c)                    NV50_DISP_WNDW_NTFY(4 + (c))
+	struct nouveau_bo *sync;
+
+	struct mutex mutex;
+};
+
+static inline struct nv50_disp *
+nv50_disp(struct drm_device *dev)
+{
+	return nouveau_display(dev)->priv;
+}
+
+struct nv50_disp_interlock {
+	enum nv50_disp_interlock_type {
+		NV50_DISP_INTERLOCK_CORE = 0,
+		NV50_DISP_INTERLOCK_CURS,
+		NV50_DISP_INTERLOCK_BASE,
+		NV50_DISP_INTERLOCK_OVLY,
+		NV50_DISP_INTERLOCK_WNDW,
+		NV50_DISP_INTERLOCK_WIMM,
+		NV50_DISP_INTERLOCK__SIZE
+	} type;
+	u32 data;
+	u32 wimm;
+};
+
+void corec37d_ntfy_init(struct nouveau_bo *, u32);
+
+void head907d_olut_load(struct drm_color_lut *, int size, void __iomem *);
+
+struct nv50_chan {
+	struct nvif_object user;
+	struct nvif_device *device;
+};
+
+struct nv50_dmac {
+	struct nv50_chan base;
+
+	struct nvif_push push;
+
+	struct nvif_object sync;
+	struct nvif_object vram;
+
+	u32 cur;
+	u32 put;
+	u32 max;
+};
+
+struct nv50_outp_atom {
+	struct list_head head;
+
+	struct drm_encoder *encoder;
+
+	bool disabled;
+	bool enabled;
+
+	union nv50_outp_atom_mask {
+		struct {
+			bool ctrl:1;
+		};
+		u8 mask;
+	} set, clr;
+};
+
+int nv50_dmac_create(struct nouveau_drm *,
+		     const s32 *oclass, u8 head, void *data, u32 size,
+		     s64 syncbuf, struct nv50_dmac *dmac);
+void nv50_dmac_destroy(struct nv50_dmac *);
+
+/*
+ * For normal encoders this just returns the encoder. For active MST encoders,
+ * this returns the real outp that's driving displays on the topology.
+ * Inactive MST encoders return NULL, since they would have no real outp to
+ * return anyway.
+ */
+struct nouveau_encoder *nv50_real_outp(struct drm_encoder *encoder);
+
+extern const u64 disp50xx_modifiers[];
+extern const u64 disp90xx_modifiers[];
+extern const u64 wndwc57e_modifiers[];
+extern const u64 wndwca7e_modifiers[];
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/handles.h

@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NV50_KMS_HANDLES_H__
+#define __NV50_KMS_HANDLES_H__
+
+/*
+ * Various hard-coded object handles that nouveau uses. These are made-up by
+ * nouveau developers, not Nvidia. The only significance of the handles chosen
+ * is that they must all be unique.
+ */
+#define NV50_DISP_HANDLE_SYNCBUF                                        0xf0000000
+#define NV50_DISP_HANDLE_VRAM                                           0xf0000001
+
+#define NV50_DISP_HANDLE_WNDW_CTX(kind)                        (0xfb000000 | kind)
+#define NV50_DISP_HANDLE_CRC_CTX(head, i) (0xfc000000 | head->base.index << 1 | i)
+
+#endif /* !__NV50_KMS_HANDLES_H__ */

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/head.c

@@ -0,0 +1,638 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "head.h"
+#include "base.h"
+#include "core.h"
+#include "curs.h"
+#include "ovly.h"
+#include "crc.h"
+
+#include <nvif/class.h>
+#include <nvif/event.h>
+#include <nvif/cl0046.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_vblank.h>
+#include "nouveau_connector.h"
+
+void
+nv50_head_flush_clr(struct nv50_head *head,
+		    struct nv50_head_atom *asyh, bool flush)
+{
+	union nv50_head_atom_mask clr = {
+		.mask = asyh->clr.mask & ~(flush ? 0 : asyh->set.mask),
+	};
+
+	lockdep_assert_held(&head->disp->mutex);
+
+	if (clr.crc)  nv50_crc_atomic_clr(head);
+	if (clr.olut) head->func->olut_clr(head);
+	if (clr.core) head->func->core_clr(head);
+	if (clr.curs) head->func->curs_clr(head);
+}
+
+void
+nv50_head_flush_set_wndw(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	if (asyh->set.curs   ) head->func->curs_set(head, asyh);
+	if (asyh->set.olut   ) {
+		asyh->olut.offset = nv50_lut_load(&head->olut,
+						  asyh->olut.buffer,
+						  asyh->state.gamma_lut,
+						  asyh->olut.load);
+		head->func->olut_set(head, asyh);
+	}
+}
+
+void
+nv50_head_flush_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	lockdep_assert_held(&head->disp->mutex);
+
+	if (asyh->set.view   ) head->func->view    (head, asyh);
+	if (asyh->set.mode   ) head->func->mode    (head, asyh);
+	if (asyh->set.core   ) head->func->core_set(head, asyh);
+	if (asyh->set.base   ) head->func->base    (head, asyh);
+	if (asyh->set.ovly   ) head->func->ovly    (head, asyh);
+	if (asyh->set.dither ) head->func->dither  (head, asyh);
+	if (asyh->set.procamp) head->func->procamp (head, asyh);
+	if (asyh->set.crc    ) nv50_crc_atomic_set (head, asyh);
+	if (asyh->set.or     ) head->func->or      (head, asyh);
+}
+
+static void
+nv50_head_atomic_check_procamp(struct nv50_head_atom *armh,
+			       struct nv50_head_atom *asyh,
+			       struct nouveau_conn_atom *asyc)
+{
+	const int vib = asyc->procamp.color_vibrance - 100;
+	const int hue = asyc->procamp.vibrant_hue - 90;
+	const int adj = (vib > 0) ? 50 : 0;
+	asyh->procamp.sat.cos = ((vib * 2047 + adj) / 100) & 0xfff;
+	asyh->procamp.sat.sin = ((hue * 2047) / 100) & 0xfff;
+	asyh->set.procamp = true;
+}
+
+static void
+nv50_head_atomic_check_dither(struct nv50_head_atom *armh,
+			      struct nv50_head_atom *asyh,
+			      struct nouveau_conn_atom *asyc)
+{
+	u32 mode = 0x00;
+
+	if (asyc->dither.mode) {
+		if (asyc->dither.mode == DITHERING_MODE_AUTO) {
+			if (asyh->base.depth > asyh->or.bpc * 3)
+				mode = DITHERING_MODE_DYNAMIC2X2;
+		} else {
+			mode = asyc->dither.mode;
+		}
+
+		if (asyc->dither.depth == DITHERING_DEPTH_AUTO) {
+			if (asyh->or.bpc >= 8)
+				mode |= DITHERING_DEPTH_8BPC;
+		} else {
+			mode |= asyc->dither.depth;
+		}
+	}
+
+	asyh->dither.enable = NVVAL_GET(mode, NV507D, HEAD_SET_DITHER_CONTROL, ENABLE);
+	asyh->dither.bits = NVVAL_GET(mode, NV507D, HEAD_SET_DITHER_CONTROL, BITS);
+	asyh->dither.mode = NVVAL_GET(mode, NV507D, HEAD_SET_DITHER_CONTROL, MODE);
+	asyh->set.dither = true;
+}
+
+static void
+nv50_head_atomic_check_view(struct nv50_head_atom *armh,
+			    struct nv50_head_atom *asyh,
+			    struct nouveau_conn_atom *asyc)
+{
+	struct drm_connector *connector = asyc->state.connector;
+	struct drm_display_mode *omode = &asyh->state.adjusted_mode;
+	struct drm_display_mode *umode = &asyh->state.mode;
+	int mode = asyc->scaler.mode;
+	int umode_vdisplay, omode_hdisplay, omode_vdisplay;
+
+	if (!asyc->scaler.full) {
+		if (mode == DRM_MODE_SCALE_NONE)
+			omode = umode;
+	} else {
+		/* Non-EDID LVDS/eDP mode. */
+		mode = DRM_MODE_SCALE_FULLSCREEN;
+	}
+
+	/* For the user-specified mode, we must ignore doublescan and
+	 * the like, but honor frame packing.
+	 */
+	umode_vdisplay = umode->vdisplay;
+	if ((umode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING)
+		umode_vdisplay += umode->vtotal;
+	asyh->view.iW = umode->hdisplay;
+	asyh->view.iH = umode_vdisplay;
+	/* For the output mode, we can just use the stock helper. */
+	drm_mode_get_hv_timing(omode, &omode_hdisplay, &omode_vdisplay);
+	asyh->view.oW = omode_hdisplay;
+	asyh->view.oH = omode_vdisplay;
+
+	/* Add overscan compensation if necessary, will keep the aspect
+	 * ratio the same as the backend mode unless overridden by the
+	 * user setting both hborder and vborder properties.
+	 */
+	if ((asyc->scaler.underscan.mode == UNDERSCAN_ON ||
+	    (asyc->scaler.underscan.mode == UNDERSCAN_AUTO &&
+	     connector->display_info.is_hdmi))) {
+		u32 bX = asyc->scaler.underscan.hborder;
+		u32 bY = asyc->scaler.underscan.vborder;
+		u32 r = (asyh->view.oH << 19) / asyh->view.oW;
+
+		if (bX) {
+			asyh->view.oW -= (bX * 2);
+			if (bY) asyh->view.oH -= (bY * 2);
+			else    asyh->view.oH  = ((asyh->view.oW * r) + (r / 2)) >> 19;
+		} else {
+			asyh->view.oW -= (asyh->view.oW >> 4) + 32;
+			if (bY) asyh->view.oH -= (bY * 2);
+			else    asyh->view.oH  = ((asyh->view.oW * r) + (r / 2)) >> 19;
+		}
+	}
+
+	/* Handle CENTER/ASPECT scaling, taking into account the areas
+	 * removed already for overscan compensation.
+	 */
+	switch (mode) {
+	case DRM_MODE_SCALE_CENTER:
+		/* NOTE: This will cause scaling when the input is
+		 * larger than the output.
+		 */
+		asyh->view.oW = min(asyh->view.iW, asyh->view.oW);
+		asyh->view.oH = min(asyh->view.iH, asyh->view.oH);
+		break;
+	case DRM_MODE_SCALE_ASPECT:
+		/* Determine whether the scaling should be on width or on
+		 * height. This is done by comparing the aspect ratios of the
+		 * sizes. If the output AR is larger than input AR, that means
+		 * we want to change the width (letterboxed on the
+		 * left/right), otherwise on the height (letterboxed on the
+		 * top/bottom).
+		 *
+		 * E.g. 4:3 (1.333) AR image displayed on a 16:10 (1.6) AR
+		 * screen will have letterboxes on the left/right. However a
+		 * 16:9 (1.777) AR image on that same screen will have
+		 * letterboxes on the top/bottom.
+		 *
+		 * inputAR = iW / iH; outputAR = oW / oH
+		 * outputAR > inputAR is equivalent to oW * iH > iW * oH
+		 */
+		if (asyh->view.oW * asyh->view.iH > asyh->view.iW * asyh->view.oH) {
+			/* Recompute output width, i.e. left/right letterbox */
+			u32 r = (asyh->view.iW << 19) / asyh->view.iH;
+			asyh->view.oW = ((asyh->view.oH * r) + (r / 2)) >> 19;
+		} else {
+			/* Recompute output height, i.e. top/bottom letterbox */
+			u32 r = (asyh->view.iH << 19) / asyh->view.iW;
+			asyh->view.oH = ((asyh->view.oW * r) + (r / 2)) >> 19;
+		}
+		break;
+	default:
+		break;
+	}
+
+	asyh->set.view = true;
+}
+
+static int
+nv50_head_atomic_check_lut(struct nv50_head *head,
+			   struct nv50_head_atom *asyh)
+{
+	struct drm_device *dev = head->base.base.dev;
+	struct drm_crtc *crtc = &head->base.base;
+	struct nv50_disp *disp = nv50_disp(dev);
+	struct nouveau_drm *drm = nouveau_drm(dev);
+	struct drm_property_blob *olut = asyh->state.gamma_lut,
+				 *ilut = asyh->state.degamma_lut;
+	int size;
+
+	/* Ensure that the ilut is valid */
+	if (ilut) {
+		size = drm_color_lut_size(ilut);
+		if (!head->func->ilut_check(size)) {
+			NV_ATOMIC(drm, "Invalid size %d for degamma on [CRTC:%d:%s]\n",
+				  size, crtc->base.id, crtc->name);
+			return -EINVAL;
+		}
+	}
+
+	/* Determine whether core output LUT should be enabled. */
+	if (olut) {
+		/* Check if any window(s) have stolen the core output LUT
+		 * to as an input LUT for legacy gamma + I8 colour format.
+		 */
+		if (asyh->wndw.olut) {
+			/* If any window has stolen the core output LUT,
+			 * all of them must.
+			 */
+			if (asyh->wndw.olut != asyh->wndw.mask)
+				return -EINVAL;
+			olut = NULL;
+		}
+	}
+
+	if (!olut) {
+		if (!head->func->olut_identity) {
+			asyh->olut.handle = 0;
+			return 0;
+		}
+		size = 0;
+	} else {
+		size = drm_color_lut_size(olut);
+	}
+
+	if (!head->func->olut(head, asyh, size)) {
+		NV_ATOMIC(drm, "Invalid size %d for gamma on [CRTC:%d:%s]\n",
+			  size, crtc->base.id, crtc->name);
+		return -EINVAL;
+	}
+	asyh->olut.handle = disp->core->chan.vram.handle;
+	asyh->olut.buffer = !asyh->olut.buffer;
+
+	return 0;
+}
+
+static void
+nv50_head_atomic_check_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct drm_display_mode *mode = &asyh->state.adjusted_mode;
+	struct nv50_head_mode *m = &asyh->mode;
+	u32 blankus;
+
+	drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V | CRTC_STEREO_DOUBLE);
+
+	/*
+	 * DRM modes are defined in terms of a repeating interval
+	 * starting with the active display area.  The hardware modes
+	 * are defined in terms of a repeating interval starting one
+	 * unit (pixel or line) into the sync pulse.  So, add bias.
+	 */
+
+	m->h.active = mode->crtc_htotal;
+	m->h.synce  = mode->crtc_hsync_end - mode->crtc_hsync_start - 1;
+	m->h.blanke = mode->crtc_hblank_end - mode->crtc_hsync_start - 1;
+	m->h.blanks = m->h.blanke + mode->crtc_hdisplay;
+
+	m->v.active = mode->crtc_vtotal;
+	m->v.synce  = mode->crtc_vsync_end - mode->crtc_vsync_start - 1;
+	m->v.blanke = mode->crtc_vblank_end - mode->crtc_vsync_start - 1;
+	m->v.blanks = m->v.blanke + mode->crtc_vdisplay;
+
+	/*XXX: Safe underestimate, even "0" works */
+	blankus = (m->v.active - mode->crtc_vdisplay - 2) * m->h.active;
+	blankus *= 1000;
+	blankus /= mode->crtc_clock;
+	m->v.blankus = blankus;
+
+	if (mode->flags & DRM_MODE_FLAG_INTERLACE) {
+		m->v.blank2e =  m->v.active + m->v.blanke;
+		m->v.blank2s =  m->v.blank2e + mode->crtc_vdisplay;
+		m->v.active  = (m->v.active * 2) + 1;
+		m->interlace = true;
+	} else {
+		m->v.blank2e = 0;
+		m->v.blank2s = 1;
+		m->interlace = false;
+	}
+	m->clock = mode->crtc_clock;
+
+	asyh->or.nhsync = !!(mode->flags & DRM_MODE_FLAG_NHSYNC);
+	asyh->or.nvsync = !!(mode->flags & DRM_MODE_FLAG_NVSYNC);
+	asyh->set.or = head->func->or != NULL;
+	asyh->set.mode = true;
+}
+
+static int
+nv50_head_atomic_check(struct drm_crtc *crtc, struct drm_atomic_commit *state)
+{
+	struct drm_crtc_state *old_crtc_state = drm_atomic_get_old_crtc_state(state,
+									      crtc);
+	struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state,
+									  crtc);
+	struct nouveau_drm *drm = nouveau_drm(crtc->dev);
+	struct nv50_head *head = nv50_head(crtc);
+	struct nv50_head_atom *armh = nv50_head_atom(old_crtc_state);
+	struct nv50_head_atom *asyh = nv50_head_atom(crtc_state);
+	struct nouveau_conn_atom *asyc = NULL;
+	struct drm_connector_state *conns;
+	struct drm_connector *conn;
+	int i, ret;
+	bool check_lut = asyh->state.color_mgmt_changed ||
+			 memcmp(&armh->wndw, &asyh->wndw, sizeof(asyh->wndw));
+
+	NV_ATOMIC(drm, "%s atomic_check %d\n", crtc->name, asyh->state.active);
+
+	if (check_lut) {
+		ret = nv50_head_atomic_check_lut(head, asyh);
+		if (ret)
+			return ret;
+	}
+
+	if (asyh->state.active) {
+		for_each_new_connector_in_state(asyh->state.state, conn, conns, i) {
+			if (conns->crtc == crtc) {
+				asyc = nouveau_conn_atom(conns);
+				break;
+			}
+		}
+
+		if (armh->state.active) {
+			if (asyc) {
+				if (asyh->state.mode_changed)
+					asyc->set.scaler = true;
+				if (armh->base.depth != asyh->base.depth)
+					asyc->set.dither = true;
+			}
+		} else {
+			if (asyc)
+				asyc->set.mask = ~0;
+			asyh->set.mask = ~0;
+			asyh->set.or = head->func->or != NULL;
+		}
+
+		if (asyh->state.mode_changed || asyh->state.connectors_changed)
+			nv50_head_atomic_check_mode(head, asyh);
+
+		if (check_lut)
+			asyh->olut.visible = asyh->olut.handle != 0;
+
+		if (asyc) {
+			if (asyc->set.scaler)
+				nv50_head_atomic_check_view(armh, asyh, asyc);
+			if (asyc->set.dither)
+				nv50_head_atomic_check_dither(armh, asyh, asyc);
+			if (asyc->set.procamp)
+				nv50_head_atomic_check_procamp(armh, asyh, asyc);
+		}
+
+		if (head->func->core_calc) {
+			head->func->core_calc(head, asyh);
+			if (!asyh->core.visible)
+				asyh->olut.visible = false;
+		}
+
+		asyh->set.base = armh->base.cpp != asyh->base.cpp;
+		asyh->set.ovly = armh->ovly.cpp != asyh->ovly.cpp;
+	} else {
+		asyh->olut.visible = false;
+		asyh->core.visible = false;
+		asyh->curs.visible = false;
+		asyh->base.cpp = 0;
+		asyh->ovly.cpp = 0;
+	}
+
+	if (!drm_atomic_crtc_needs_modeset(&asyh->state)) {
+		if (asyh->core.visible) {
+			if (memcmp(&armh->core, &asyh->core, sizeof(asyh->core)))
+				asyh->set.core = true;
+		} else
+		if (armh->core.visible) {
+			asyh->clr.core = true;
+		}
+
+		if (asyh->curs.visible) {
+			if (memcmp(&armh->curs, &asyh->curs, sizeof(asyh->curs)))
+				asyh->set.curs = true;
+		} else
+		if (armh->curs.visible) {
+			asyh->clr.curs = true;
+		}
+
+		if (asyh->olut.visible) {
+			if (memcmp(&armh->olut, &asyh->olut, sizeof(asyh->olut)))
+				asyh->set.olut = true;
+		} else
+		if (armh->olut.visible) {
+			asyh->clr.olut = true;
+		}
+	} else {
+		asyh->clr.olut = armh->olut.visible;
+		asyh->clr.core = armh->core.visible;
+		asyh->clr.curs = armh->curs.visible;
+		asyh->set.olut = asyh->olut.visible;
+		asyh->set.core = asyh->core.visible;
+		asyh->set.curs = asyh->curs.visible;
+	}
+
+	ret = nv50_crc_atomic_check_head(head, asyh, armh);
+	if (ret)
+		return ret;
+
+	if (asyh->clr.mask || asyh->set.mask)
+		nv50_atom(asyh->state.state)->lock_core = true;
+	return 0;
+}
+
+static const struct drm_crtc_helper_funcs
+nv50_head_help = {
+	.atomic_check = nv50_head_atomic_check,
+	.get_scanout_position = nouveau_display_scanoutpos,
+};
+
+static void
+nv50_head_atomic_destroy_state(struct drm_crtc *crtc,
+			       struct drm_crtc_state *state)
+{
+	struct nv50_head_atom *asyh = nv50_head_atom(state);
+	__drm_atomic_helper_crtc_destroy_state(&asyh->state);
+	kfree(asyh);
+}
+
+static struct drm_crtc_state *
+nv50_head_atomic_duplicate_state(struct drm_crtc *crtc)
+{
+	struct nv50_head_atom *armh = nv50_head_atom(crtc->state);
+	struct nv50_head_atom *asyh;
+	if (!(asyh = kmalloc_obj(*asyh)))
+		return NULL;
+	__drm_atomic_helper_crtc_duplicate_state(crtc, &asyh->state);
+	asyh->wndw = armh->wndw;
+	asyh->view = armh->view;
+	asyh->mode = armh->mode;
+	asyh->olut = armh->olut;
+	asyh->core = armh->core;
+	asyh->curs = armh->curs;
+	asyh->base = armh->base;
+	asyh->ovly = armh->ovly;
+	asyh->dither = armh->dither;
+	asyh->procamp = armh->procamp;
+	asyh->crc = armh->crc;
+	asyh->or = armh->or;
+	asyh->dp = armh->dp;
+	asyh->clr.mask = 0;
+	asyh->set.mask = 0;
+	return &asyh->state;
+}
+
+static void
+nv50_head_reset(struct drm_crtc *crtc)
+{
+	struct nv50_head_atom *asyh;
+
+	if (WARN_ON(!(asyh = kzalloc_obj(*asyh))))
+		return;
+
+	if (crtc->state)
+		nv50_head_atomic_destroy_state(crtc, crtc->state);
+
+	__drm_atomic_helper_crtc_reset(crtc, &asyh->state);
+}
+
+static int
+nv50_head_late_register(struct drm_crtc *crtc)
+{
+	return nv50_head_crc_late_register(nv50_head(crtc));
+}
+
+static void
+nv50_head_destroy(struct drm_crtc *crtc)
+{
+	struct nv50_head *head = nv50_head(crtc);
+
+	nvif_event_dtor(&head->base.vblank);
+	nvif_head_dtor(&head->base.head);
+	nv50_lut_fini(&head->olut);
+	drm_crtc_cleanup(crtc);
+	kfree(head);
+}
+
+static const struct drm_crtc_funcs
+nv50_head_func = {
+	.reset = nv50_head_reset,
+	.destroy = nv50_head_destroy,
+	.set_config = drm_atomic_helper_set_config,
+	.page_flip = drm_atomic_helper_page_flip,
+	.atomic_duplicate_state = nv50_head_atomic_duplicate_state,
+	.atomic_destroy_state = nv50_head_atomic_destroy_state,
+	.enable_vblank = nouveau_display_vblank_enable,
+	.disable_vblank = nouveau_display_vblank_disable,
+	.get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
+	.late_register = nv50_head_late_register,
+};
+
+static const struct drm_crtc_funcs
+nvd9_head_func = {
+	.reset = nv50_head_reset,
+	.destroy = nv50_head_destroy,
+	.set_config = drm_atomic_helper_set_config,
+	.page_flip = drm_atomic_helper_page_flip,
+	.atomic_duplicate_state = nv50_head_atomic_duplicate_state,
+	.atomic_destroy_state = nv50_head_atomic_destroy_state,
+	.enable_vblank = nouveau_display_vblank_enable,
+	.disable_vblank = nouveau_display_vblank_disable,
+	.get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
+	.verify_crc_source = nv50_crc_verify_source,
+	.get_crc_sources = nv50_crc_get_sources,
+	.set_crc_source = nv50_crc_set_source,
+	.late_register = nv50_head_late_register,
+};
+
+static int
+nv50_head_vblank_handler(struct nvif_event *event, void *repv, u32 repc)
+{
+	struct nouveau_crtc *nv_crtc = container_of(event, struct nouveau_crtc, vblank);
+
+	if (drm_crtc_handle_vblank(&nv_crtc->base))
+		nv50_crc_handle_vblank(nv50_head(&nv_crtc->base));
+
+	return NVIF_EVENT_KEEP;
+}
+
+struct nv50_head *
+nv50_head_create(struct drm_device *dev, int index)
+{
+	struct nouveau_drm *drm = nouveau_drm(dev);
+	struct nv50_disp *disp = nv50_disp(dev);
+	struct nv50_head *head;
+	struct nv50_wndw *base, *ovly, *curs;
+	struct nouveau_crtc *nv_crtc;
+	struct drm_crtc *crtc;
+	const struct drm_crtc_funcs *funcs;
+	int ret;
+
+	head = kzalloc_obj(*head);
+	if (!head)
+		return ERR_PTR(-ENOMEM);
+
+	head->func = disp->core->func->head;
+	head->disp = disp;
+	head->base.index = index;
+
+	if (disp->disp->object.oclass < GF110_DISP)
+		funcs = &nv50_head_func;
+	else
+		funcs = &nvd9_head_func;
+
+	if (disp->disp->object.oclass < GV100_DISP) {
+		ret = nv50_base_new(drm, head->base.index, &base);
+		ret = nv50_ovly_new(drm, head->base.index, &ovly);
+	} else {
+		ret = nv50_wndw_new(drm, DRM_PLANE_TYPE_PRIMARY,
+				    head->base.index * 2 + 0, &base);
+		ret = nv50_wndw_new(drm, DRM_PLANE_TYPE_OVERLAY,
+				    head->base.index * 2 + 1, &ovly);
+	}
+	if (ret == 0)
+		ret = nv50_curs_new(drm, head->base.index, &curs);
+	if (ret) {
+		kfree(head);
+		return ERR_PTR(ret);
+	}
+
+	nv_crtc = &head->base;
+	crtc = &nv_crtc->base;
+	drm_crtc_init_with_planes(dev, crtc, &base->plane, &curs->plane,
+				  funcs, "head-%d", head->base.index);
+	drm_crtc_helper_add(crtc, &nv50_head_help);
+	/* Keep the legacy gamma size at 256 to avoid compatibility issues */
+	drm_mode_crtc_set_gamma_size(crtc, 256);
+	drm_crtc_enable_color_mgmt(crtc, base->func->ilut_size,
+				   disp->disp->object.oclass >= GF110_DISP,
+				   head->func->olut_size);
+
+	if (head->func->olut_set) {
+		ret = nv50_lut_init(disp, &drm->client.mmu, &head->olut);
+		if (ret) {
+			nv50_head_destroy(crtc);
+			return ERR_PTR(ret);
+		}
+	}
+
+	ret = nvif_head_ctor(disp->disp, head->base.base.name, head->base.index, &head->base.head);
+	if (ret)
+		return ERR_PTR(ret);
+
+	ret = nvif_head_vblank_event_ctor(&head->base.head, "kmsVbl", nv50_head_vblank_handler,
+					  false, &nv_crtc->vblank);
+	if (ret)
+		return ERR_PTR(ret);
+
+	return head;
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/head.h

@@ -0,0 +1,106 @@
+#ifndef __NV50_KMS_HEAD_H__
+#define __NV50_KMS_HEAD_H__
+#define nv50_head(c) container_of((c), struct nv50_head, base.base)
+#include <linux/workqueue.h>
+
+#include "disp.h"
+#include "atom.h"
+#include "crc.h"
+#include "lut.h"
+
+#include "nouveau_crtc.h"
+#include "nouveau_encoder.h"
+
+struct nv50_head {
+	const struct nv50_head_func *func;
+	struct nv50_disp *disp;
+
+	struct nouveau_crtc base;
+	struct nv50_crc crc;
+	struct nv50_lut olut;
+	struct nv50_msto *msto;
+};
+
+struct nv50_head *nv50_head_create(struct drm_device *, int index);
+void nv50_head_flush_set(struct nv50_head *head, struct nv50_head_atom *asyh);
+void nv50_head_flush_set_wndw(struct nv50_head *head, struct nv50_head_atom *asyh);
+void nv50_head_flush_clr(struct nv50_head *head,
+			 struct nv50_head_atom *asyh, bool flush);
+
+struct nv50_head_func {
+	int (*view)(struct nv50_head *, struct nv50_head_atom *);
+	int (*mode)(struct nv50_head *, struct nv50_head_atom *);
+	bool (*olut)(struct nv50_head *, struct nv50_head_atom *, int);
+	bool (*ilut_check)(int size);
+	bool olut_identity;
+	int  olut_size;
+	int (*olut_set)(struct nv50_head *, struct nv50_head_atom *);
+	int (*olut_clr)(struct nv50_head *);
+	void (*core_calc)(struct nv50_head *, struct nv50_head_atom *);
+	int (*core_set)(struct nv50_head *, struct nv50_head_atom *);
+	int (*core_clr)(struct nv50_head *);
+	int (*curs_layout)(struct nv50_head *, struct nv50_wndw_atom *,
+			   struct nv50_head_atom *);
+	int (*curs_format)(struct nv50_head *, struct nv50_wndw_atom *,
+			   struct nv50_head_atom *);
+	int (*curs_set)(struct nv50_head *, struct nv50_head_atom *);
+	int (*curs_clr)(struct nv50_head *);
+	int (*base)(struct nv50_head *, struct nv50_head_atom *);
+	int (*ovly)(struct nv50_head *, struct nv50_head_atom *);
+	int (*dither)(struct nv50_head *, struct nv50_head_atom *);
+	int (*procamp)(struct nv50_head *, struct nv50_head_atom *);
+	int (*or)(struct nv50_head *, struct nv50_head_atom *);
+	void (*static_wndw_map)(struct nv50_head *, struct nv50_head_atom *);
+	int (*display_id)(struct nv50_head *, u32 display_id);
+};
+
+extern const struct nv50_head_func head507d;
+int head507d_view(struct nv50_head *, struct nv50_head_atom *);
+int head507d_mode(struct nv50_head *, struct nv50_head_atom *);
+bool head507d_olut(struct nv50_head *, struct nv50_head_atom *, int);
+void head507d_core_calc(struct nv50_head *, struct nv50_head_atom *);
+int head507d_core_clr(struct nv50_head *);
+int head507d_curs_layout(struct nv50_head *, struct nv50_wndw_atom *,
+			 struct nv50_head_atom *);
+int head507d_curs_format(struct nv50_head *, struct nv50_wndw_atom *,
+			 struct nv50_head_atom *);
+int head507d_base(struct nv50_head *, struct nv50_head_atom *);
+int head507d_ovly(struct nv50_head *, struct nv50_head_atom *);
+int head507d_dither(struct nv50_head *, struct nv50_head_atom *);
+int head507d_procamp(struct nv50_head *, struct nv50_head_atom *);
+
+extern const struct nv50_head_func head827d;
+
+extern const struct nv50_head_func head907d;
+int head907d_view(struct nv50_head *, struct nv50_head_atom *);
+int head907d_mode(struct nv50_head *, struct nv50_head_atom *);
+bool head907d_olut(struct nv50_head *, struct nv50_head_atom *, int);
+bool head907d_ilut_check(int size);
+int head907d_olut_set(struct nv50_head *, struct nv50_head_atom *);
+int head907d_olut_clr(struct nv50_head *);
+int head907d_core_set(struct nv50_head *, struct nv50_head_atom *);
+int head907d_core_clr(struct nv50_head *);
+int head907d_curs_set(struct nv50_head *, struct nv50_head_atom *);
+int head907d_curs_clr(struct nv50_head *);
+int head907d_ovly(struct nv50_head *, struct nv50_head_atom *);
+int head907d_procamp(struct nv50_head *, struct nv50_head_atom *);
+int head907d_or(struct nv50_head *, struct nv50_head_atom *);
+
+extern const struct nv50_head_func head917d;
+int head917d_curs_layout(struct nv50_head *, struct nv50_wndw_atom *,
+			 struct nv50_head_atom *);
+
+extern const struct nv50_head_func headc37d;
+int headc37d_view(struct nv50_head *, struct nv50_head_atom *);
+int headc37d_curs_format(struct nv50_head *, struct nv50_wndw_atom *,
+			 struct nv50_head_atom *);
+int headc37d_curs_set(struct nv50_head *, struct nv50_head_atom *);
+int headc37d_curs_clr(struct nv50_head *);
+int headc37d_dither(struct nv50_head *, struct nv50_head_atom *);
+void headc37d_static_wndw_map(struct nv50_head *, struct nv50_head_atom *);
+
+extern const struct nv50_head_func headc57d;
+bool headc57d_olut(struct nv50_head *, struct nv50_head_atom *, int size);
+
+extern const struct nv50_head_func headca7d;
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/head507d.c

@@ -0,0 +1,449 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "head.h"
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl507d.h>
+
+int
+head507d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_PROCAMP(i),
+		  NVDEF(NV507D, HEAD_SET_PROCAMP, COLOR_SPACE, RGB) |
+		  NVDEF(NV507D, HEAD_SET_PROCAMP, CHROMA_LPF, AUTO) |
+		  NVVAL(NV507D, HEAD_SET_PROCAMP, SAT_COS, asyh->procamp.sat.cos) |
+		  NVVAL(NV507D, HEAD_SET_PROCAMP, SAT_SINE, asyh->procamp.sat.sin) |
+		  NVDEF(NV507D, HEAD_SET_PROCAMP, TRANSITION, HARD));
+	return 0;
+}
+
+int
+head507d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_DITHER_CONTROL(i),
+		  NVVAL(NV507D, HEAD_SET_DITHER_CONTROL, ENABLE, asyh->dither.enable) |
+		  NVVAL(NV507D, HEAD_SET_DITHER_CONTROL, BITS, asyh->dither.bits) |
+		  NVVAL(NV507D, HEAD_SET_DITHER_CONTROL, MODE, asyh->dither.mode) |
+		  NVVAL(NV507D, HEAD_SET_DITHER_CONTROL, PHASE, 0));
+	return 0;
+}
+
+int
+head507d_ovly(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 bounds = 0;
+	int ret;
+
+	if (asyh->ovly.cpp) {
+		switch (asyh->ovly.cpp) {
+		case 4: bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_32); break;
+		case 2: bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16); break;
+		default:
+			WARN_ON(1);
+			break;
+		}
+		bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, USABLE, TRUE);
+	} else {
+		bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS(i), bounds);
+	return 0;
+}
+
+int
+head507d_base(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 bounds = 0;
+	int ret;
+
+	if (asyh->base.cpp) {
+		switch (asyh->base.cpp) {
+		case 8: bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_64); break;
+		case 4: bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_32); break;
+		case 2: bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16); break;
+		case 1: bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_8); break;
+		default:
+			WARN_ON(1);
+			break;
+		}
+		bounds |= NVDEF(NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, USABLE, TRUE);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS(i), bounds);
+	return 0;
+}
+
+static int
+head507d_curs_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV507D, HEAD_SET_CONTROL_CURSOR, ENABLE, DISABLE) |
+		  NVDEF(NV507D, HEAD_SET_CONTROL_CURSOR, FORMAT, A8R8G8B8) |
+		  NVDEF(NV507D, HEAD_SET_CONTROL_CURSOR, SIZE, W64_H64));
+	return 0;
+}
+
+static int
+head507d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 3)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV507D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
+		  NVVAL(NV507D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
+		  NVVAL(NV507D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
+		  NVVAL(NV507D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
+		  NVVAL(NV507D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0) |
+		  NVDEF(NV507D, HEAD_SET_CONTROL_CURSOR, COMPOSITION, ALPHA_BLEND) |
+		  NVDEF(NV507D, HEAD_SET_CONTROL_CURSOR, SUB_OWNER, NONE),
+
+				HEAD_SET_OFFSET_CURSOR(i), asyh->curs.offset >> 8);
+	return 0;
+}
+
+int
+head507d_curs_format(struct nv50_head *head, struct nv50_wndw_atom *asyw,
+		     struct nv50_head_atom *asyh)
+{
+	switch (asyw->image.format) {
+	case 0xcf: asyh->curs.format = NV507D_HEAD_SET_CONTROL_CURSOR_FORMAT_A8R8G8B8; break;
+	default:
+		WARN_ON(1);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+int
+head507d_curs_layout(struct nv50_head *head, struct nv50_wndw_atom *asyw,
+		     struct nv50_head_atom *asyh)
+{
+	switch (asyw->image.w) {
+	case 32: asyh->curs.layout = NV507D_HEAD_SET_CONTROL_CURSOR_SIZE_W32_H32; break;
+	case 64: asyh->curs.layout = NV507D_HEAD_SET_CONTROL_CURSOR_SIZE_W64_H64; break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+
+int
+head507d_core_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_CONTEXT_DMA_ISO(i), 0x00000000);
+	return 0;
+}
+
+static int
+head507d_core_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 9)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_OFFSET(i, 0),
+		  NVVAL(NV507D, HEAD_SET_OFFSET, ORIGIN, asyh->core.offset >> 8));
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_SIZE(i),
+		  NVVAL(NV507D, HEAD_SET_SIZE, WIDTH, asyh->core.w) |
+		  NVVAL(NV507D, HEAD_SET_SIZE, HEIGHT, asyh->core.h),
+
+				HEAD_SET_STORAGE(i),
+		  NVVAL(NV507D, HEAD_SET_STORAGE, BLOCK_HEIGHT, asyh->core.blockh) |
+		  NVVAL(NV507D, HEAD_SET_STORAGE, PITCH, asyh->core.pitch >> 8) |
+		  NVVAL(NV507D, HEAD_SET_STORAGE, PITCH, asyh->core.blocks) |
+		  NVVAL(NV507D, HEAD_SET_STORAGE, MEMORY_LAYOUT, asyh->core.layout),
+
+				HEAD_SET_PARAMS(i),
+		  NVVAL(NV507D, HEAD_SET_PARAMS, FORMAT, asyh->core.format) |
+		  NVVAL(NV507D, HEAD_SET_PARAMS, KIND, asyh->core.kind) |
+		  NVDEF(NV507D, HEAD_SET_PARAMS, PART_STRIDE, PARTSTRIDE_256),
+
+				HEAD_SET_CONTEXT_DMA_ISO(i),
+		  NVVAL(NV507D, HEAD_SET_CONTEXT_DMA_ISO, HANDLE, asyh->core.handle));
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_VIEWPORT_POINT_IN(i, 0),
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_POINT_IN, X, asyh->core.x) |
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_POINT_IN, Y, asyh->core.y));
+
+	/* EVO will complain with INVALID_STATE if we have an
+	 * active cursor and (re)specify HeadSetContextDmaIso
+	 * without also updating HeadSetOffsetCursor.
+	 */
+	asyh->set.curs = asyh->curs.visible;
+	asyh->set.olut = asyh->olut.handle != 0;
+	return 0;
+}
+
+void
+head507d_core_calc(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nv50_disp *disp = nv50_disp(head->base.base.dev);
+	if ((asyh->core.visible = (asyh->base.cpp != 0))) {
+		asyh->core.x = asyh->base.x;
+		asyh->core.y = asyh->base.y;
+		asyh->core.w = asyh->base.w;
+		asyh->core.h = asyh->base.h;
+	} else
+	if ((asyh->core.visible = (asyh->ovly.cpp != 0)) ||
+	    (asyh->core.visible = asyh->curs.visible)) {
+		/*XXX: We need to either find some way of having the
+		 *     primary base layer appear black, while still
+		 *     being able to display the other layers, or we
+		 *     need to allocate a dummy black surface here.
+		 */
+		asyh->core.x = 0;
+		asyh->core.y = 0;
+		asyh->core.w = asyh->state.mode.hdisplay;
+		asyh->core.h = asyh->state.mode.vdisplay;
+	}
+	asyh->core.handle = disp->core->chan.vram.handle;
+	asyh->core.offset = 0;
+	asyh->core.format = NV507D_HEAD_SET_PARAMS_FORMAT_A8R8G8B8;
+	asyh->core.kind = NV507D_HEAD_SET_PARAMS_KIND_KIND_PITCH;
+	asyh->core.layout = NV507D_HEAD_SET_STORAGE_MEMORY_LAYOUT_PITCH;
+	asyh->core.blockh = NV507D_HEAD_SET_STORAGE_BLOCK_HEIGHT_ONE_GOB;
+	asyh->core.blocks = 0;
+	asyh->core.pitch = ALIGN(asyh->core.w, 64) * 4;
+}
+
+static int
+head507d_olut_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_BASE_LUT_LO(i),
+		  NVDEF(NV507D, HEAD_SET_BASE_LUT_LO, ENABLE, DISABLE));
+	return 0;
+}
+
+static int
+head507d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 3)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_BASE_LUT_LO(i),
+		  NVDEF(NV507D, HEAD_SET_BASE_LUT_LO, ENABLE, ENABLE) |
+		  NVVAL(NV507D, HEAD_SET_BASE_LUT_LO, MODE, asyh->olut.mode) |
+		  NVVAL(NV507D, HEAD_SET_BASE_LUT_LO, ORIGIN, 0),
+
+				HEAD_SET_BASE_LUT_HI(i),
+		  NVVAL(NV507D, HEAD_SET_BASE_LUT_HI, ORIGIN, asyh->olut.offset >> 8));
+	return 0;
+}
+
+static void
+head507d_olut_load(struct drm_color_lut *in, int size, void __iomem *mem)
+{
+	for (; size--; in++, mem += 8) {
+		writew(drm_color_lut_extract(in->  red, 11) << 3, mem + 0);
+		writew(drm_color_lut_extract(in->green, 11) << 3, mem + 2);
+		writew(drm_color_lut_extract(in-> blue, 11) << 3, mem + 4);
+	}
+
+	/* INTERPOLATE modes require a "next" entry to interpolate with,
+	 * so we replicate the last entry to deal with this for now.
+	 */
+	writew(readw(mem - 8), mem + 0);
+	writew(readw(mem - 6), mem + 2);
+	writew(readw(mem - 4), mem + 4);
+}
+
+bool
+head507d_olut(struct nv50_head *head, struct nv50_head_atom *asyh, int size)
+{
+	if (size != 256)
+		return false;
+
+	if (asyh->base.cpp == 1)
+		asyh->olut.mode = NV507D_HEAD_SET_BASE_LUT_LO_MODE_LORES;
+	else
+		asyh->olut.mode = NV507D_HEAD_SET_BASE_LUT_LO_MODE_HIRES;
+
+	asyh->olut.load = head507d_olut_load;
+	return true;
+}
+
+int
+head507d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	struct nv50_head_mode *m = &asyh->mode;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_PIXEL_CLOCK(i),
+		  NVVAL(NV507D, HEAD_SET_PIXEL_CLOCK, FREQUENCY, m->clock) |
+		  NVDEF(NV507D, HEAD_SET_PIXEL_CLOCK, MODE, CLK_CUSTOM) |
+		  NVDEF(NV507D, HEAD_SET_PIXEL_CLOCK, ADJ1000DIV1001, FALSE) |
+		  NVDEF(NV507D, HEAD_SET_PIXEL_CLOCK, NOT_DRIVER, FALSE),
+
+				HEAD_SET_CONTROL(i),
+		  NVVAL(NV507D, HEAD_SET_CONTROL, STRUCTURE, m->interlace));
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_OVERSCAN_COLOR(i),
+		  NVVAL(NV507D, HEAD_SET_OVERSCAN_COLOR, RED, 0) |
+		  NVVAL(NV507D, HEAD_SET_OVERSCAN_COLOR, GRN, 0) |
+		  NVVAL(NV507D, HEAD_SET_OVERSCAN_COLOR, BLU, 0),
+
+				HEAD_SET_RASTER_SIZE(i),
+		  NVVAL(NV507D, HEAD_SET_RASTER_SIZE, WIDTH, m->h.active) |
+		  NVVAL(NV507D, HEAD_SET_RASTER_SIZE, HEIGHT, m->v.active),
+
+				HEAD_SET_RASTER_SYNC_END(i),
+		  NVVAL(NV507D, HEAD_SET_RASTER_SYNC_END, X, m->h.synce) |
+		  NVVAL(NV507D, HEAD_SET_RASTER_SYNC_END, Y, m->v.synce),
+
+				HEAD_SET_RASTER_BLANK_END(i),
+		  NVVAL(NV507D, HEAD_SET_RASTER_BLANK_END, X, m->h.blanke) |
+		  NVVAL(NV507D, HEAD_SET_RASTER_BLANK_END, Y, m->v.blanke),
+
+				HEAD_SET_RASTER_BLANK_START(i),
+		  NVVAL(NV507D, HEAD_SET_RASTER_BLANK_START, X, m->h.blanks) |
+		  NVVAL(NV507D, HEAD_SET_RASTER_BLANK_START, Y, m->v.blanks),
+
+				HEAD_SET_RASTER_VERT_BLANK2(i),
+		  NVVAL(NV507D, HEAD_SET_RASTER_VERT_BLANK2, YSTART, m->v.blank2s) |
+		  NVVAL(NV507D, HEAD_SET_RASTER_VERT_BLANK2, YEND, m->v.blank2e),
+
+				HEAD_SET_RASTER_VERT_BLANK_DMI(i),
+		  NVVAL(NV507D, HEAD_SET_RASTER_VERT_BLANK_DMI, DURATION, m->v.blankus));
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_DEFAULT_BASE_COLOR(i),
+		  NVVAL(NV507D, HEAD_SET_DEFAULT_BASE_COLOR, RED, 0) |
+		  NVVAL(NV507D, HEAD_SET_DEFAULT_BASE_COLOR, GREEN, 0) |
+		  NVVAL(NV507D, HEAD_SET_DEFAULT_BASE_COLOR, BLUE, 0));
+	return 0;
+}
+
+int
+head507d_view(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 7)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_CONTROL_OUTPUT_SCALER(i),
+		  NVDEF(NV507D, HEAD_SET_CONTROL_OUTPUT_SCALER, VERTICAL_TAPS, TAPS_1) |
+		  NVDEF(NV507D, HEAD_SET_CONTROL_OUTPUT_SCALER, HORIZONTAL_TAPS, TAPS_1) |
+		  NVVAL(NV507D, HEAD_SET_CONTROL_OUTPUT_SCALER, HRESPONSE_BIAS, 0) |
+		  NVVAL(NV507D, HEAD_SET_CONTROL_OUTPUT_SCALER, VRESPONSE_BIAS, 0));
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_VIEWPORT_SIZE_IN(i),
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_SIZE_IN, WIDTH, asyh->view.iW) |
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_SIZE_IN, HEIGHT, asyh->view.iH));
+
+	PUSH_MTHD(push, NV507D, HEAD_SET_VIEWPORT_SIZE_OUT(i),
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_SIZE_OUT, WIDTH, asyh->view.oW) |
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_SIZE_OUT, HEIGHT, asyh->view.oH),
+
+				HEAD_SET_VIEWPORT_SIZE_OUT_MIN(i),
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_SIZE_OUT_MIN, WIDTH, asyh->view.oW) |
+		  NVVAL(NV507D, HEAD_SET_VIEWPORT_SIZE_OUT_MIN, HEIGHT, asyh->view.oH));
+	return 0;
+}
+
+const struct nv50_head_func
+head507d = {
+	.view = head507d_view,
+	.mode = head507d_mode,
+	.olut = head507d_olut,
+	.olut_size = 256,
+	.olut_set = head507d_olut_set,
+	.olut_clr = head507d_olut_clr,
+	.core_calc = head507d_core_calc,
+	.core_set = head507d_core_set,
+	.core_clr = head507d_core_clr,
+	.curs_layout = head507d_curs_layout,
+	.curs_format = head507d_curs_format,
+	.curs_set = head507d_curs_set,
+	.curs_clr = head507d_curs_clr,
+	.base = head507d_base,
+	.ovly = head507d_ovly,
+	.dither = head507d_dither,
+	.procamp = head507d_procamp,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/head827d.c

@@ -0,0 +1,168 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "head.h"
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl827d.h>
+
+static int
+head827d_curs_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV827D, HEAD_SET_CONTROL_CURSOR, ENABLE, DISABLE) |
+		  NVDEF(NV827D, HEAD_SET_CONTROL_CURSOR, FORMAT, A8R8G8B8) |
+		  NVDEF(NV827D, HEAD_SET_CONTROL_CURSOR, SIZE, W64_H64));
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_CONTEXT_DMA_CURSOR(i), 0x00000000);
+	return 0;
+}
+
+static int
+head827d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV827D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
+		  NVVAL(NV827D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
+		  NVVAL(NV827D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
+		  NVVAL(NV827D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
+		  NVVAL(NV827D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0) |
+		  NVDEF(NV827D, HEAD_SET_CONTROL_CURSOR, COMPOSITION, ALPHA_BLEND) |
+		  NVDEF(NV827D, HEAD_SET_CONTROL_CURSOR, SUB_OWNER, NONE),
+
+				HEAD_SET_OFFSET_CURSOR(i), asyh->curs.offset >> 8);
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_CONTEXT_DMA_CURSOR(i), asyh->curs.handle);
+	return 0;
+}
+
+static int
+head827d_core_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 9)))
+		return ret;
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_OFFSET(i, 0),
+		  NVVAL(NV827D, HEAD_SET_OFFSET, ORIGIN, asyh->core.offset >> 8));
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_SIZE(i),
+		  NVVAL(NV827D, HEAD_SET_SIZE, WIDTH, asyh->core.w) |
+		  NVVAL(NV827D, HEAD_SET_SIZE, HEIGHT, asyh->core.h),
+
+				HEAD_SET_STORAGE(i),
+		  NVVAL(NV827D, HEAD_SET_STORAGE, BLOCK_HEIGHT, asyh->core.blockh) |
+		  NVVAL(NV827D, HEAD_SET_STORAGE, PITCH, asyh->core.pitch >> 8) |
+		  NVVAL(NV827D, HEAD_SET_STORAGE, PITCH, asyh->core.blocks) |
+		  NVVAL(NV827D, HEAD_SET_STORAGE, MEMORY_LAYOUT, asyh->core.layout),
+
+				HEAD_SET_PARAMS(i),
+		  NVVAL(NV827D, HEAD_SET_PARAMS, FORMAT, asyh->core.format) |
+		  NVDEF(NV827D, HEAD_SET_PARAMS, SUPER_SAMPLE, X1_AA) |
+		  NVDEF(NV827D, HEAD_SET_PARAMS, GAMMA, LINEAR),
+
+				HEAD_SET_CONTEXT_DMAS_ISO(i, 0),
+		  NVVAL(NV827D, HEAD_SET_CONTEXT_DMAS_ISO, HANDLE, asyh->core.handle));
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_VIEWPORT_POINT_IN(i, 0),
+		  NVVAL(NV827D, HEAD_SET_VIEWPORT_POINT_IN, X, asyh->core.x) |
+		  NVVAL(NV827D, HEAD_SET_VIEWPORT_POINT_IN, Y, asyh->core.y));
+	return 0;
+}
+
+static int
+head827d_olut_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_BASE_LUT_LO(i),
+		  NVDEF(NV827D, HEAD_SET_BASE_LUT_LO, ENABLE, DISABLE));
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_CONTEXT_DMA_LUT(i), 0x00000000);
+	return 0;
+}
+
+static int
+head827d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_BASE_LUT_LO(i),
+		  NVDEF(NV827D, HEAD_SET_BASE_LUT_LO, ENABLE, ENABLE) |
+		  NVVAL(NV827D, HEAD_SET_BASE_LUT_LO, MODE, asyh->olut.mode) |
+		  NVVAL(NV827D, HEAD_SET_BASE_LUT_LO, ORIGIN, 0),
+
+				HEAD_SET_BASE_LUT_HI(i),
+		  NVVAL(NV827D, HEAD_SET_BASE_LUT_HI, ORIGIN, asyh->olut.offset >> 8));
+
+	PUSH_MTHD(push, NV827D, HEAD_SET_CONTEXT_DMA_LUT(i), asyh->olut.handle);
+	return 0;
+}
+
+const struct nv50_head_func
+head827d = {
+	.view = head507d_view,
+	.mode = head507d_mode,
+	.olut = head507d_olut,
+	.olut_size = 256,
+	.olut_set = head827d_olut_set,
+	.olut_clr = head827d_olut_clr,
+	.core_calc = head507d_core_calc,
+	.core_set = head827d_core_set,
+	.core_clr = head507d_core_clr,
+	.curs_layout = head507d_curs_layout,
+	.curs_format = head507d_curs_format,
+	.curs_set = head827d_curs_set,
+	.curs_clr = head827d_curs_clr,
+	.base = head507d_base,
+	.ovly = head507d_ovly,
+	.dither = head507d_dither,
+	.procamp = head507d_procamp,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/head907d.c

@@ -0,0 +1,433 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include <drm/drm_connector.h>
+#include <drm/drm_mode_config.h>
+#include <drm/drm_vblank.h>
+#include "nouveau_drv.h"
+#include "nouveau_bios.h"
+#include "nouveau_connector.h"
+#include "head.h"
+#include "core.h"
+#include "crc.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl907d.h>
+
+int
+head907d_or(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 3)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTROL_OUTPUT_RESOURCE(i),
+		  NVVAL(NV907D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, CRC_MODE, asyh->or.crc_raster) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, HSYNC_POLARITY, asyh->or.nhsync) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, VSYNC_POLARITY, asyh->or.nvsync) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, PIXEL_DEPTH, asyh->or.depth),
+
+				HEAD_SET_CONTROL(i), 0x31ec6000 | head->base.index << 25 |
+		  NVVAL(NV907D, HEAD_SET_CONTROL, STRUCTURE, asyh->mode.interlace));
+	return 0;
+}
+
+int
+head907d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_PROCAMP(i),
+		  NVDEF(NV907D, HEAD_SET_PROCAMP, COLOR_SPACE, RGB) |
+		  NVDEF(NV907D, HEAD_SET_PROCAMP, CHROMA_LPF, AUTO) |
+		  NVVAL(NV907D, HEAD_SET_PROCAMP, SAT_COS, asyh->procamp.sat.cos) |
+		  NVVAL(NV907D, HEAD_SET_PROCAMP, SAT_SINE, asyh->procamp.sat.sin) |
+		  NVDEF(NV907D, HEAD_SET_PROCAMP, DYNAMIC_RANGE, VESA) |
+		  NVDEF(NV907D, HEAD_SET_PROCAMP, RANGE_COMPRESSION, DISABLE));
+	return 0;
+}
+
+static int
+head907d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_DITHER_CONTROL(i),
+		  NVVAL(NV907D, HEAD_SET_DITHER_CONTROL, ENABLE, asyh->dither.enable) |
+		  NVVAL(NV907D, HEAD_SET_DITHER_CONTROL, BITS, asyh->dither.bits) |
+		  NVVAL(NV907D, HEAD_SET_DITHER_CONTROL, MODE, asyh->dither.mode) |
+		  NVVAL(NV907D, HEAD_SET_DITHER_CONTROL, PHASE, 0));
+	return 0;
+}
+
+int
+head907d_ovly(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 bounds = 0;
+	int ret;
+
+	if (asyh->ovly.cpp) {
+		switch (asyh->ovly.cpp) {
+		case 8: bounds |= NVDEF(NV907D, HEAD_SET_OVERLAY_USAGE_BOUNDS, PIXEL_DEPTH, BPP_64); break;
+		case 4: bounds |= NVDEF(NV907D, HEAD_SET_OVERLAY_USAGE_BOUNDS, PIXEL_DEPTH, BPP_32); break;
+		case 2: bounds |= NVDEF(NV907D, HEAD_SET_OVERLAY_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16); break;
+		default:
+			WARN_ON(1);
+			break;
+		}
+		bounds |= NVDEF(NV907D, HEAD_SET_OVERLAY_USAGE_BOUNDS, USABLE, TRUE);
+	} else {
+		bounds |= NVDEF(NV907D, HEAD_SET_OVERLAY_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_OVERLAY_USAGE_BOUNDS(i), bounds);
+	return 0;
+}
+
+static int
+head907d_base(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 bounds = 0;
+	int ret;
+
+	if (asyh->base.cpp) {
+		switch (asyh->base.cpp) {
+		case 8: bounds |= NVDEF(NV907D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_64); break;
+		case 4: bounds |= NVDEF(NV907D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_32); break;
+		case 2: bounds |= NVDEF(NV907D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16); break;
+		case 1: bounds |= NVDEF(NV907D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_8); break;
+		default:
+			WARN_ON(1);
+			break;
+		}
+		bounds |= NVDEF(NV907D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, USABLE, TRUE);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS(i), bounds);
+	return 0;
+}
+
+int
+head907d_curs_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV907D, HEAD_SET_CONTROL_CURSOR, ENABLE, DISABLE) |
+		  NVDEF(NV907D, HEAD_SET_CONTROL_CURSOR, FORMAT, A8R8G8B8) |
+		  NVDEF(NV907D, HEAD_SET_CONTROL_CURSOR, SIZE, W64_H64));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_CURSOR(i), 0x00000000);
+	return 0;
+}
+
+int
+head907d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV907D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0) |
+		  NVDEF(NV907D, HEAD_SET_CONTROL_CURSOR, COMPOSITION, ALPHA_BLEND),
+
+				HEAD_SET_OFFSET_CURSOR(i), asyh->curs.offset >> 8);
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_CURSOR(i), asyh->curs.handle);
+	return 0;
+}
+
+int
+head907d_core_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMAS_ISO(i), 0x00000000);
+	return 0;
+}
+
+int
+head907d_core_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 9)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_OFFSET(i),
+		  NVVAL(NV907D, HEAD_SET_OFFSET, ORIGIN, asyh->core.offset >> 8));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_SIZE(i),
+		  NVVAL(NV907D, HEAD_SET_SIZE, WIDTH, asyh->core.w) |
+		  NVVAL(NV907D, HEAD_SET_SIZE, HEIGHT, asyh->core.h),
+
+				HEAD_SET_STORAGE(i),
+		  NVVAL(NV907D, HEAD_SET_STORAGE, BLOCK_HEIGHT, asyh->core.blockh) |
+		  NVVAL(NV907D, HEAD_SET_STORAGE, PITCH, asyh->core.pitch >> 8) |
+		  NVVAL(NV907D, HEAD_SET_STORAGE, PITCH, asyh->core.blocks) |
+		  NVVAL(NV907D, HEAD_SET_STORAGE, MEMORY_LAYOUT, asyh->core.layout),
+
+				HEAD_SET_PARAMS(i),
+		  NVVAL(NV907D, HEAD_SET_PARAMS, FORMAT, asyh->core.format) |
+		  NVDEF(NV907D, HEAD_SET_PARAMS, SUPER_SAMPLE, X1_AA) |
+		  NVDEF(NV907D, HEAD_SET_PARAMS, GAMMA, LINEAR),
+
+				HEAD_SET_CONTEXT_DMAS_ISO(i),
+		  NVVAL(NV907D, HEAD_SET_CONTEXT_DMAS_ISO, HANDLE, asyh->core.handle));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_VIEWPORT_POINT_IN(i),
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_POINT_IN, X, asyh->core.x) |
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_POINT_IN, Y, asyh->core.y));
+	return 0;
+}
+
+int
+head907d_olut_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_OUTPUT_LUT_LO(i),
+		  NVDEF(NV907D, HEAD_SET_OUTPUT_LUT_LO, ENABLE, DISABLE));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_LUT(i), 0x00000000);
+	return 0;
+}
+
+int
+head907d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_OUTPUT_LUT_LO(i),
+		  NVDEF(NV907D, HEAD_SET_OUTPUT_LUT_LO, ENABLE, ENABLE) |
+		  NVVAL(NV907D, HEAD_SET_OUTPUT_LUT_LO, MODE, asyh->olut.mode) |
+		  NVDEF(NV907D, HEAD_SET_OUTPUT_LUT_LO, NEVER_YIELD_TO_BASE, DISABLE),
+
+				HEAD_SET_OUTPUT_LUT_HI(i),
+		  NVVAL(NV907D, HEAD_SET_OUTPUT_LUT_HI, ORIGIN, asyh->olut.offset >> 8));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTEXT_DMA_LUT(i), asyh->olut.handle);
+	return 0;
+}
+
+void
+head907d_olut_load(struct drm_color_lut *in, int size, void __iomem *mem)
+{
+	for (; size--; in++, mem += 8) {
+		writew(drm_color_lut_extract(in->  red, 14) + 0x6000, mem + 0);
+		writew(drm_color_lut_extract(in->green, 14) + 0x6000, mem + 2);
+		writew(drm_color_lut_extract(in-> blue, 14) + 0x6000, mem + 4);
+	}
+
+	/* INTERPOLATE modes require a "next" entry to interpolate with,
+	 * so we replicate the last entry to deal with this for now.
+	 */
+	writew(readw(mem - 8), mem + 0);
+	writew(readw(mem - 6), mem + 2);
+	writew(readw(mem - 4), mem + 4);
+}
+
+bool
+head907d_olut(struct nv50_head *head, struct nv50_head_atom *asyh, int size)
+{
+	if (size != 256 && size != 1024)
+		return false;
+
+	if (size == 1024)
+		asyh->olut.mode = NV907D_HEAD_SET_OUTPUT_LUT_LO_MODE_INTERPOLATE_1025_UNITY_RANGE;
+	else
+		asyh->olut.mode = NV907D_HEAD_SET_OUTPUT_LUT_LO_MODE_INTERPOLATE_257_UNITY_RANGE;
+
+	asyh->olut.load = head907d_olut_load;
+	return true;
+}
+
+bool head907d_ilut_check(int size)
+{
+	return size == 256 || size == 1024;
+}
+
+int
+head907d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	struct nv50_head_mode *m = &asyh->mode;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_OVERSCAN_COLOR(i),
+		  NVVAL(NV907D, HEAD_SET_OVERSCAN_COLOR, RED, 0) |
+		  NVVAL(NV907D, HEAD_SET_OVERSCAN_COLOR, GRN, 0) |
+		  NVVAL(NV907D, HEAD_SET_OVERSCAN_COLOR, BLU, 0),
+
+				HEAD_SET_RASTER_SIZE(i),
+		  NVVAL(NV907D, HEAD_SET_RASTER_SIZE, WIDTH, m->h.active) |
+		  NVVAL(NV907D, HEAD_SET_RASTER_SIZE, HEIGHT, m->v.active),
+
+				HEAD_SET_RASTER_SYNC_END(i),
+		  NVVAL(NV907D, HEAD_SET_RASTER_SYNC_END, X, m->h.synce) |
+		  NVVAL(NV907D, HEAD_SET_RASTER_SYNC_END, Y, m->v.synce),
+
+				HEAD_SET_RASTER_BLANK_END(i),
+		  NVVAL(NV907D, HEAD_SET_RASTER_BLANK_END, X, m->h.blanke) |
+		  NVVAL(NV907D, HEAD_SET_RASTER_BLANK_END, Y, m->v.blanke),
+
+				HEAD_SET_RASTER_BLANK_START(i),
+		  NVVAL(NV907D, HEAD_SET_RASTER_BLANK_START, X, m->h.blanks) |
+		  NVVAL(NV907D, HEAD_SET_RASTER_BLANK_START, Y, m->v.blanks),
+
+				HEAD_SET_RASTER_VERT_BLANK2(i),
+		  NVVAL(NV907D, HEAD_SET_RASTER_VERT_BLANK2, YSTART, m->v.blank2s) |
+		  NVVAL(NV907D, HEAD_SET_RASTER_VERT_BLANK2, YEND, m->v.blank2e));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_DEFAULT_BASE_COLOR(i),
+		  NVVAL(NV907D, HEAD_SET_DEFAULT_BASE_COLOR, RED, 0) |
+		  NVVAL(NV907D, HEAD_SET_DEFAULT_BASE_COLOR, GREEN, 0) |
+		  NVVAL(NV907D, HEAD_SET_DEFAULT_BASE_COLOR, BLUE, 0));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_PIXEL_CLOCK_FREQUENCY(i),
+		  NVVAL(NV907D, HEAD_SET_PIXEL_CLOCK_FREQUENCY, HERTZ, m->clock * 1000) |
+		  NVDEF(NV907D, HEAD_SET_PIXEL_CLOCK_FREQUENCY, ADJ1000DIV1001, FALSE),
+
+				HEAD_SET_PIXEL_CLOCK_CONFIGURATION(i),
+		  NVDEF(NV907D, HEAD_SET_PIXEL_CLOCK_CONFIGURATION, MODE, CLK_CUSTOM) |
+		  NVDEF(NV907D, HEAD_SET_PIXEL_CLOCK_CONFIGURATION, NOT_DRIVER, FALSE) |
+		  NVDEF(NV907D, HEAD_SET_PIXEL_CLOCK_CONFIGURATION, ENABLE_HOPPING, FALSE),
+
+				HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX(i),
+		  NVVAL(NV907D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX, HERTZ, m->clock * 1000) |
+		  NVDEF(NV907D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX, ADJ1000DIV1001, FALSE));
+	return 0;
+}
+
+int
+head907d_view(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 8)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_CONTROL_OUTPUT_SCALER(i),
+		  NVDEF(NV907D, HEAD_SET_CONTROL_OUTPUT_SCALER, VERTICAL_TAPS, TAPS_1) |
+		  NVDEF(NV907D, HEAD_SET_CONTROL_OUTPUT_SCALER, HORIZONTAL_TAPS, TAPS_1) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_OUTPUT_SCALER, HRESPONSE_BIAS, 0) |
+		  NVVAL(NV907D, HEAD_SET_CONTROL_OUTPUT_SCALER, VRESPONSE_BIAS, 0));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_VIEWPORT_SIZE_IN(i),
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_IN, WIDTH, asyh->view.iW) |
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_IN, HEIGHT, asyh->view.iH));
+
+	PUSH_MTHD(push, NV907D, HEAD_SET_VIEWPORT_SIZE_OUT(i),
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_OUT, WIDTH, asyh->view.oW) |
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_OUT, HEIGHT, asyh->view.oH),
+
+				HEAD_SET_VIEWPORT_SIZE_OUT_MIN(i),
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_OUT_MIN, WIDTH, asyh->view.oW) |
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_OUT_MIN, HEIGHT, asyh->view.oH),
+
+				HEAD_SET_VIEWPORT_SIZE_OUT_MAX(i),
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_OUT_MAX, WIDTH, asyh->view.oW) |
+		  NVVAL(NV907D, HEAD_SET_VIEWPORT_SIZE_OUT_MAX, HEIGHT, asyh->view.oH));
+	return 0;
+}
+
+const struct nv50_head_func
+head907d = {
+	.view = head907d_view,
+	.mode = head907d_mode,
+	.olut = head907d_olut,
+	.ilut_check = head907d_ilut_check,
+	.olut_size = 1024,
+	.olut_set = head907d_olut_set,
+	.olut_clr = head907d_olut_clr,
+	.core_calc = head507d_core_calc,
+	.core_set = head907d_core_set,
+	.core_clr = head907d_core_clr,
+	.curs_layout = head507d_curs_layout,
+	.curs_format = head507d_curs_format,
+	.curs_set = head907d_curs_set,
+	.curs_clr = head907d_curs_clr,
+	.base = head907d_base,
+	.ovly = head907d_ovly,
+	.dither = head907d_dither,
+	.procamp = head907d_procamp,
+	.or = head907d_or,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/head917d.c

@@ -0,0 +1,138 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "head.h"
+#include "core.h"
+
+#include "nvif/push.h"
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl917d.h>
+
+static int
+head917d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV917D, HEAD_SET_DITHER_CONTROL(i),
+		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, ENABLE, asyh->dither.enable) |
+		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, BITS, asyh->dither.bits) |
+		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, MODE, asyh->dither.mode) |
+		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, PHASE, 0));
+	return 0;
+}
+
+static int
+head917d_base(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u32 bounds = 0;
+	int ret;
+
+	if (asyh->base.cpp) {
+		switch (asyh->base.cpp) {
+		case 8: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_64); break;
+		case 4: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_32); break;
+		case 2: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16); break;
+		case 1: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_8); break;
+		default:
+			WARN_ON(1);
+			break;
+		}
+		bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, USABLE, TRUE);
+		bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, BASE_LUT, USAGE_1025);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS(i), bounds);
+	return 0;
+}
+
+static int
+head917d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 5);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NV917D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NV917D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
+		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
+		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
+		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
+		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0) |
+		  NVDEF(NV917D, HEAD_SET_CONTROL_CURSOR, COMPOSITION, ALPHA_BLEND),
+
+				HEAD_SET_OFFSET_CURSOR(i), asyh->curs.offset >> 8);
+
+	PUSH_MTHD(push, NV917D, HEAD_SET_CONTEXT_DMA_CURSOR(i), asyh->curs.handle);
+	return 0;
+}
+
+int
+head917d_curs_layout(struct nv50_head *head, struct nv50_wndw_atom *asyw,
+		     struct nv50_head_atom *asyh)
+{
+	switch (asyw->state.fb->width) {
+	case  32: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W32_H32; break;
+	case  64: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W64_H64; break;
+	case 128: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W128_H128; break;
+	case 256: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W256_H256; break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+
+const struct nv50_head_func
+head917d = {
+	.view = head907d_view,
+	.mode = head907d_mode,
+	.olut = head907d_olut,
+	.ilut_check = head907d_ilut_check,
+	.olut_size = 1024,
+	.olut_set = head907d_olut_set,
+	.olut_clr = head907d_olut_clr,
+	.core_calc = head507d_core_calc,
+	.core_set = head907d_core_set,
+	.core_clr = head907d_core_clr,
+	.curs_layout = head917d_curs_layout,
+	.curs_format = head507d_curs_format,
+	.curs_set = head917d_curs_set,
+	.curs_clr = head907d_curs_clr,
+	.base = head917d_base,
+	.ovly = head907d_ovly,
+	.dither = head917d_dither,
+	.procamp = head907d_procamp,
+	.or = head907d_or,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/headc37d.c

@@ -0,0 +1,300 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "head.h"
+#include "atom.h"
+#include "core.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc37d.h>
+
+static int
+headc37d_or(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u8 depth;
+	int ret;
+
+	/*XXX: This is a dirty hack until OR depth handling is
+	 *     improved later for deep colour etc.
+	 */
+	switch (asyh->or.depth) {
+	case 6: depth = 5; break;
+	case 5: depth = 4; break;
+	case 2: depth = 1; break;
+	case 0:	depth = 4; break;
+	default:
+		depth = asyh->or.depth;
+		WARN_ON(1);
+		break;
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTROL_OUTPUT_RESOURCE(i),
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, CRC_MODE, asyh->or.crc_raster) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, HSYNC_POLARITY, asyh->or.nhsync) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, VSYNC_POLARITY, asyh->or.nvsync) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, PIXEL_DEPTH, depth) |
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, COLOR_SPACE_OVERRIDE, DISABLE));
+	return 0;
+}
+
+static int
+headc37d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_PROCAMP(i),
+		  NVDEF(NVC37D, HEAD_SET_PROCAMP, COLOR_SPACE, RGB) |
+		  NVDEF(NVC37D, HEAD_SET_PROCAMP, CHROMA_LPF, DISABLE) |
+		  NVVAL(NVC37D, HEAD_SET_PROCAMP, SAT_COS, asyh->procamp.sat.cos) |
+		  NVVAL(NVC37D, HEAD_SET_PROCAMP, SAT_SINE, asyh->procamp.sat.sin) |
+		  NVDEF(NVC37D, HEAD_SET_PROCAMP, DYNAMIC_RANGE, VESA) |
+		  NVDEF(NVC37D, HEAD_SET_PROCAMP, RANGE_COMPRESSION, DISABLE) |
+		  NVDEF(NVC37D, HEAD_SET_PROCAMP, BLACK_LEVEL, GRAPHICS));
+	return 0;
+}
+
+int
+headc37d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_DITHER_CONTROL(i),
+		  NVVAL(NVC37D, HEAD_SET_DITHER_CONTROL, ENABLE, asyh->dither.enable) |
+		  NVVAL(NVC37D, HEAD_SET_DITHER_CONTROL, BITS, asyh->dither.bits) |
+		  NVDEF(NVC37D, HEAD_SET_DITHER_CONTROL, OFFSET_ENABLE, DISABLE) |
+		  NVVAL(NVC37D, HEAD_SET_DITHER_CONTROL, MODE, asyh->dither.mode) |
+		  NVVAL(NVC37D, HEAD_SET_DITHER_CONTROL, PHASE, 0));
+	return 0;
+}
+
+int
+headc37d_curs_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR, ENABLE, DISABLE) |
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR, FORMAT, A8R8G8B8));
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTEXT_DMA_CURSOR(i, 0), 0x00000000);
+	return 0;
+}
+
+int
+headc37d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 7)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0) |
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR, DE_GAMMA, NONE),
+
+				HEAD_SET_CONTROL_CURSOR_COMPOSITION(i),
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, K1, 0xff) |
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, CURSOR_COLOR_FACTOR_SELECT,
+								     K1) |
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, VIEWPORT_COLOR_FACTOR_SELECT,
+								     NEG_K1_TIMES_SRC) |
+		  NVDEF(NVC37D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, MODE, BLEND));
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTEXT_DMA_CURSOR(i, 0), asyh->curs.handle);
+	PUSH_MTHD(push, NVC37D, HEAD_SET_OFFSET_CURSOR(i, 0), asyh->curs.offset >> 8);
+	return 0;
+}
+
+int
+headc37d_curs_format(struct nv50_head *head, struct nv50_wndw_atom *asyw,
+		     struct nv50_head_atom *asyh)
+{
+	asyh->curs.format = asyw->image.format;
+	return 0;
+}
+
+static int
+headc37d_olut_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTEXT_DMA_OUTPUT_LUT(i), 0x00000000);
+	return 0;
+}
+
+static int
+headc37d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_CONTROL_OUTPUT_LUT(i),
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_LUT, SIZE, asyh->olut.size) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_LUT, RANGE, asyh->olut.range) |
+		  NVVAL(NVC37D, HEAD_SET_CONTROL_OUTPUT_LUT, OUTPUT_MODE, asyh->olut.output_mode),
+
+				HEAD_SET_OFFSET_OUTPUT_LUT(i), asyh->olut.offset >> 8,
+				HEAD_SET_CONTEXT_DMA_OUTPUT_LUT(i), asyh->olut.handle);
+	return 0;
+}
+
+static bool
+headc37d_olut(struct nv50_head *head, struct nv50_head_atom *asyh, int size)
+{
+	if (size != 256 && size != 1024)
+		return false;
+
+	asyh->olut.size = size == 1024 ? NVC37D_HEAD_SET_CONTROL_OUTPUT_LUT_SIZE_SIZE_1025 :
+					 NVC37D_HEAD_SET_CONTROL_OUTPUT_LUT_SIZE_SIZE_257;
+	asyh->olut.range = NVC37D_HEAD_SET_CONTROL_OUTPUT_LUT_RANGE_UNITY;
+	asyh->olut.output_mode = NVC37D_HEAD_SET_CONTROL_OUTPUT_LUT_OUTPUT_MODE_INTERPOLATE;
+	asyh->olut.load = head907d_olut_load;
+	return true;
+}
+
+static int
+headc37d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	struct nv50_head_mode *m = &asyh->mode;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 15)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_RASTER_SIZE(i),
+		  NVVAL(NVC37D, HEAD_SET_RASTER_SIZE, WIDTH, m->h.active) |
+		  NVVAL(NVC37D, HEAD_SET_RASTER_SIZE, HEIGHT, m->v.active),
+
+				HEAD_SET_RASTER_SYNC_END(i),
+		  NVVAL(NVC37D, HEAD_SET_RASTER_SYNC_END, X, m->h.synce) |
+		  NVVAL(NVC37D, HEAD_SET_RASTER_SYNC_END, Y, m->v.synce),
+
+				HEAD_SET_RASTER_BLANK_END(i),
+		  NVVAL(NVC37D, HEAD_SET_RASTER_BLANK_END, X, m->h.blanke) |
+		  NVVAL(NVC37D, HEAD_SET_RASTER_BLANK_END, Y, m->v.blanke),
+
+				HEAD_SET_RASTER_BLANK_START(i),
+		  NVVAL(NVC37D, HEAD_SET_RASTER_BLANK_START, X, m->h.blanks) |
+		  NVVAL(NVC37D, HEAD_SET_RASTER_BLANK_START, Y, m->v.blanks));
+
+	//XXX:
+	PUSH_NVSQ(push, NVC37D, 0x2074 + (i * 0x400), m->v.blank2e << 16 | m->v.blank2s);
+	PUSH_NVSQ(push, NVC37D, 0x2008 + (i * 0x400), m->interlace);
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_PIXEL_CLOCK_FREQUENCY(i),
+		  NVVAL(NVC37D, HEAD_SET_PIXEL_CLOCK_FREQUENCY, HERTZ, m->clock * 1000));
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX(i),
+		  NVVAL(NVC37D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX, HERTZ, m->clock * 1000));
+
+	/*XXX: HEAD_USAGE_BOUNDS, doesn't belong here. */
+	PUSH_MTHD(push, NVC37D, HEAD_SET_HEAD_USAGE_BOUNDS(i),
+		  NVDEF(NVC37D, HEAD_SET_HEAD_USAGE_BOUNDS, CURSOR, USAGE_W256_H256) |
+		  NVDEF(NVC37D, HEAD_SET_HEAD_USAGE_BOUNDS, OUTPUT_LUT, USAGE_1025) |
+		  NVDEF(NVC37D, HEAD_SET_HEAD_USAGE_BOUNDS, UPSCALING_ALLOWED, TRUE));
+	return 0;
+}
+
+int
+headc37d_view(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_VIEWPORT_SIZE_IN(i),
+		  NVVAL(NVC37D, HEAD_SET_VIEWPORT_SIZE_IN, WIDTH, asyh->view.iW) |
+		  NVVAL(NVC37D, HEAD_SET_VIEWPORT_SIZE_IN, HEIGHT, asyh->view.iH));
+
+	PUSH_MTHD(push, NVC37D, HEAD_SET_VIEWPORT_SIZE_OUT(i),
+		  NVVAL(NVC37D, HEAD_SET_VIEWPORT_SIZE_OUT, WIDTH, asyh->view.oW) |
+		  NVVAL(NVC37D, HEAD_SET_VIEWPORT_SIZE_OUT, HEIGHT, asyh->view.oH));
+	return 0;
+}
+
+void
+headc37d_static_wndw_map(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	int i, end;
+
+	for (i = head->base.index * 2, end = i + 2; i < end; i++)
+		asyh->wndw.owned |= BIT(i);
+}
+
+const struct nv50_head_func
+headc37d = {
+	.view = headc37d_view,
+	.mode = headc37d_mode,
+	.olut = headc37d_olut,
+	.ilut_check = head907d_ilut_check,
+	.olut_size = 1024,
+	.olut_set = headc37d_olut_set,
+	.olut_clr = headc37d_olut_clr,
+	.curs_layout = head917d_curs_layout,
+	.curs_format = headc37d_curs_format,
+	.curs_set = headc37d_curs_set,
+	.curs_clr = headc37d_curs_clr,
+	.dither = headc37d_dither,
+	.procamp = headc37d_procamp,
+	.or = headc37d_or,
+	.static_wndw_map = headc37d_static_wndw_map,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/headc57d.c

@@ -0,0 +1,267 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "head.h"
+#include "atom.h"
+#include "core.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc57d.h>
+
+static int
+headc57d_display_id(struct nv50_head *head, u32 display_id)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_NVSQ(push, NVC57D, 0x2020 + (head->base.index * 0x400), display_id);
+	return 0;
+}
+
+static int
+headc57d_or(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	u8 depth;
+	int ret;
+
+	/*XXX: This is a dirty hack until OR depth handling is
+	 *     improved later for deep colour etc.
+	 */
+	switch (asyh->or.depth) {
+	case 6: depth = 5; break;
+	case 5: depth = 4; break;
+	case 2: depth = 1; break;
+	case 0:	depth = 4; break;
+	default:
+		depth = asyh->or.depth;
+		WARN_ON(1);
+		break;
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE(i),
+		  NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, CRC_MODE, asyh->or.crc_raster) |
+		  NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, HSYNC_POLARITY, asyh->or.nhsync) |
+		  NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, VSYNC_POLARITY, asyh->or.nvsync) |
+		  NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, PIXEL_DEPTH, depth) |
+		  NVDEF(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, COLOR_SPACE_OVERRIDE, DISABLE) |
+		  NVDEF(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, EXT_PACKET_WIN, NONE));
+	return 0;
+}
+
+static int
+headc57d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	//TODO:
+	PUSH_MTHD(push, NVC57D, HEAD_SET_PROCAMP(i),
+		  NVDEF(NVC57D, HEAD_SET_PROCAMP, COLOR_SPACE, RGB) |
+		  NVDEF(NVC57D, HEAD_SET_PROCAMP, CHROMA_LPF, DISABLE) |
+		  NVDEF(NVC57D, HEAD_SET_PROCAMP, DYNAMIC_RANGE, VESA));
+	return 0;
+}
+
+static int
+headc57d_olut_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_OLUT(i), 0x00000000);
+	return 0;
+}
+
+static int
+headc57d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57D, HEAD_SET_OLUT_CONTROL(i),
+		  NVVAL(NVC57D, HEAD_SET_OLUT_CONTROL, INTERPOLATE, asyh->olut.output_mode) |
+		  NVDEF(NVC57D, HEAD_SET_OLUT_CONTROL, MIRROR, DISABLE) |
+		  NVVAL(NVC57D, HEAD_SET_OLUT_CONTROL, MODE, asyh->olut.mode) |
+		  NVVAL(NVC57D, HEAD_SET_OLUT_CONTROL, SIZE, asyh->olut.size),
+
+				HEAD_SET_OLUT_FP_NORM_SCALE(i), 0xffffffff,
+				HEAD_SET_CONTEXT_DMA_OLUT(i), asyh->olut.handle,
+				HEAD_SET_OFFSET_OLUT(i), asyh->olut.offset >> 8);
+	return 0;
+}
+
+static void
+headc57d_olut_load_8(struct drm_color_lut *in, int size, void __iomem *mem)
+{
+	memset_io(mem, 0x00, 0x20); /* VSS header. */
+	mem += 0x20;
+
+	while (size--) {
+		u16 r = drm_color_lut_extract(in->  red + 0, 16);
+		u16 g = drm_color_lut_extract(in->green + 0, 16);
+		u16 b = drm_color_lut_extract(in-> blue + 0, 16);
+		u16 ri = 0, gi = 0, bi = 0, i;
+
+		if (in++, size) {
+			ri = (drm_color_lut_extract(in->  red, 16) - r) / 4;
+			gi = (drm_color_lut_extract(in->green, 16) - g) / 4;
+			bi = (drm_color_lut_extract(in-> blue, 16) - b) / 4;
+		}
+
+		for (i = 0; i < 4; i++, mem += 8) {
+			writew(r + ri * i, mem + 0);
+			writew(g + gi * i, mem + 2);
+			writew(b + bi * i, mem + 4);
+		}
+	}
+
+	/* INTERPOLATE modes require a "next" entry to interpolate with,
+	 * so we replicate the last entry to deal with this for now.
+	 */
+	writew(readw(mem - 8), mem + 0);
+	writew(readw(mem - 6), mem + 2);
+	writew(readw(mem - 4), mem + 4);
+}
+
+static void
+headc57d_olut_load(struct drm_color_lut *in, int size, void __iomem *mem)
+{
+	memset_io(mem, 0x00, 0x20); /* VSS header. */
+	mem += 0x20;
+
+	for (; size--; in++, mem += 0x08) {
+		writew(drm_color_lut_extract(in->  red, 16), mem + 0);
+		writew(drm_color_lut_extract(in->green, 16), mem + 2);
+		writew(drm_color_lut_extract(in-> blue, 16), mem + 4);
+	}
+
+	/* INTERPOLATE modes require a "next" entry to interpolate with,
+	 * so we replicate the last entry to deal with this for now.
+	 */
+	writew(readw(mem - 8), mem + 0);
+	writew(readw(mem - 6), mem + 2);
+	writew(readw(mem - 4), mem + 4);
+}
+
+bool
+headc57d_olut(struct nv50_head *head, struct nv50_head_atom *asyh, int size)
+{
+	if (size != 0 && size != 256 && size != 1024)
+		return false;
+
+	asyh->olut.mode = NVC57D_HEAD_SET_OLUT_CONTROL_MODE_DIRECT10;
+	asyh->olut.size = 4 /* VSS header. */ + 1024 + 1 /* Entries. */;
+	asyh->olut.output_mode = NVC57D_HEAD_SET_OLUT_CONTROL_INTERPOLATE_ENABLE;
+	if (size == 256)
+		asyh->olut.load = headc57d_olut_load_8;
+	else
+		asyh->olut.load = headc57d_olut_load;
+	return true;
+}
+
+static int
+headc57d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
+	struct nv50_head_mode *m = &asyh->mode;
+	const int i = head->base.index;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 15)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57D, HEAD_SET_RASTER_SIZE(i),
+		  NVVAL(NVC57D, HEAD_SET_RASTER_SIZE, WIDTH, m->h.active) |
+		  NVVAL(NVC57D, HEAD_SET_RASTER_SIZE, HEIGHT, m->v.active),
+
+				HEAD_SET_RASTER_SYNC_END(i),
+		  NVVAL(NVC57D, HEAD_SET_RASTER_SYNC_END, X, m->h.synce) |
+		  NVVAL(NVC57D, HEAD_SET_RASTER_SYNC_END, Y, m->v.synce),
+
+				HEAD_SET_RASTER_BLANK_END(i),
+		  NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_END, X, m->h.blanke) |
+		  NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_END, Y, m->v.blanke),
+
+				HEAD_SET_RASTER_BLANK_START(i),
+		  NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_START, X, m->h.blanks) |
+		  NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_START, Y, m->v.blanks));
+
+	//XXX:
+	PUSH_NVSQ(push, NVC57D, 0x2074 + (i * 0x400), m->v.blank2e << 16 | m->v.blank2s);
+	PUSH_NVSQ(push, NVC57D, 0x2008 + (i * 0x400), m->interlace);
+
+	PUSH_MTHD(push, NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY(i),
+		  NVVAL(NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY, HERTZ, m->clock * 1000));
+
+	PUSH_MTHD(push, NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX(i),
+		  NVVAL(NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX, HERTZ, m->clock * 1000));
+
+	/*XXX: HEAD_USAGE_BOUNDS, doesn't belong here. */
+	PUSH_MTHD(push, NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS(i),
+		  NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, CURSOR, USAGE_W256_H256) |
+		  NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, OLUT_ALLOWED, TRUE) |
+		  NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, OUTPUT_SCALER_TAPS, TAPS_2) |
+		  NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, UPSCALING_ALLOWED, TRUE));
+	return 0;
+}
+
+const struct nv50_head_func
+headc57d = {
+	.view = headc37d_view,
+	.mode = headc57d_mode,
+	.olut = headc57d_olut,
+	.ilut_check = head907d_ilut_check,
+	.olut_identity = true,
+	.olut_size = 1024,
+	.olut_set = headc57d_olut_set,
+	.olut_clr = headc57d_olut_clr,
+	.curs_layout = head917d_curs_layout,
+	.curs_format = headc37d_curs_format,
+	.curs_set = headc37d_curs_set,
+	.curs_clr = headc37d_curs_clr,
+	.dither = headc37d_dither,
+	.procamp = headc57d_procamp,
+	.or = headc57d_or,
+	/* TODO: flexible window mappings */
+	.static_wndw_map = headc37d_static_wndw_map,
+	.display_id = headc57d_display_id,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/headca7d.c

@@ -0,0 +1,297 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
+ */
+#include "head.h"
+#include "atom.h"
+#include "core.h"
+
+#include <nvif/pushc97b.h>
+
+#include <nvhw/class/clca7d.h>
+
+static int
+headca7d_display_id(struct nv50_head *head, u32 display_id)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_DISPLAY_ID(i, 0), display_id);
+
+	return 0;
+}
+
+static int
+headca7d_or(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	u8 depth;
+	int ret;
+
+	switch (asyh->or.depth) {
+	case 6:
+		depth = NVCA7D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_PIXEL_DEPTH_BPP_30_444;
+		break;
+	case 5:
+		depth = NVCA7D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_PIXEL_DEPTH_BPP_24_444;
+		break;
+	case 2:
+		depth = NVCA7D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_PIXEL_DEPTH_BPP_18_444;
+		break;
+	case 0:
+		depth = NVCA7D_HEAD_SET_CONTROL_OUTPUT_RESOURCE_PIXEL_DEPTH_BPP_24_444;
+		break;
+	default:
+		WARN_ON(1);
+		return -EINVAL;
+	}
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE(i),
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, CRC_MODE, asyh->or.crc_raster) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, HSYNC_POLARITY, asyh->or.nhsync) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, VSYNC_POLARITY, asyh->or.nvsync) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, PIXEL_DEPTH, depth) |
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, COLOR_SPACE_OVERRIDE, DISABLE) |
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, EXT_PACKET_WIN, NONE));
+
+	return 0;
+}
+
+static int
+headca7d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_PROCAMP(i),
+		  NVDEF(NVCA7D, HEAD_SET_PROCAMP, COLOR_SPACE, RGB) |
+		  NVDEF(NVCA7D, HEAD_SET_PROCAMP, CHROMA_LPF, DISABLE) |
+		  NVDEF(NVCA7D, HEAD_SET_PROCAMP, DYNAMIC_RANGE, VESA));
+
+	return 0;
+}
+
+static int
+headca7d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_DITHER_CONTROL(i),
+		  NVVAL(NVCA7D, HEAD_SET_DITHER_CONTROL, ENABLE, asyh->dither.enable) |
+		  NVVAL(NVCA7D, HEAD_SET_DITHER_CONTROL, BITS, asyh->dither.bits) |
+		  NVDEF(NVCA7D, HEAD_SET_DITHER_CONTROL, OFFSET_ENABLE, DISABLE) |
+		  NVVAL(NVCA7D, HEAD_SET_DITHER_CONTROL, MODE, asyh->dither.mode) |
+		  NVVAL(NVCA7D, HEAD_SET_DITHER_CONTROL, PHASE, 0));
+
+	return 0;
+}
+
+static int
+headca7d_curs_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 4);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_CURSOR, ENABLE, DISABLE) |
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_CURSOR, FORMAT, A8R8G8B8));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CURSOR(i, 0),
+		  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CURSOR, ENABLE, DISABLE));
+
+	return 0;
+}
+
+static int
+headca7d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const u32 curs_hi = upper_32_bits(asyh->curs.offset);
+	const u32 curs_lo = lower_32_bits(asyh->curs.offset);
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 7);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_HI_CURSOR(i, 0), curs_hi);
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CURSOR(i, 0),
+		  NVVAL(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CURSOR, ADDRESS_LO, curs_lo >> 4) |
+		  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CURSOR, TARGET, PHYSICAL_NVM) |
+		  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_CURSOR, ENABLE, ENABLE));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_CONTROL_CURSOR(i),
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0),
+
+				HEAD_SET_CONTROL_CURSOR_COMPOSITION(i),
+		  NVVAL(NVCA7D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, K1, 0xff) |
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, CURSOR_COLOR_FACTOR_SELECT,
+								     K1) |
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, VIEWPORT_COLOR_FACTOR_SELECT,
+								     NEG_K1_TIMES_SRC) |
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL_CURSOR_COMPOSITION, MODE, BLEND));
+
+	return 0;
+}
+
+static int
+headca7d_olut_clr(struct nv50_head *head)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_OLUT(i),
+		  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_OLUT, ENABLE, DISABLE));
+
+	return 0;
+}
+
+static int
+headca7d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const u32 olut_hi = upper_32_bits(asyh->olut.offset);
+	const u32 olut_lo = lower_32_bits(asyh->olut.offset);
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 6);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_SURFACE_ADDRESS_HI_OLUT(i), olut_hi,
+
+				HEAD_SET_SURFACE_ADDRESS_LO_OLUT(i),
+		  NVVAL(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_OLUT, ADDRESS_LO, olut_lo >> 4) |
+		  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_OLUT, TARGET, PHYSICAL_NVM) |
+		  NVDEF(NVCA7D, HEAD_SET_SURFACE_ADDRESS_LO_OLUT, ENABLE, ENABLE));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_OLUT_CONTROL(i),
+		  NVVAL(NVCA7D, HEAD_SET_OLUT_CONTROL, INTERPOLATE, asyh->olut.output_mode) |
+		  NVDEF(NVCA7D, HEAD_SET_OLUT_CONTROL, MIRROR, DISABLE) |
+		  NVVAL(NVCA7D, HEAD_SET_OLUT_CONTROL, MODE, asyh->olut.mode) |
+		  NVVAL(NVCA7D, HEAD_SET_OLUT_CONTROL, SIZE, asyh->olut.size),
+
+				HEAD_SET_OLUT_FP_NORM_SCALE(i), 0xffffffff);
+
+	return 0;
+}
+
+static int
+headca7d_mode(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	struct nv50_head_mode *m = &asyh->mode;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 11);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_RASTER_SIZE(i),
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_SIZE, WIDTH, m->h.active) |
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_SIZE, HEIGHT, m->v.active),
+
+				HEAD_SET_RASTER_SYNC_END(i),
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_SYNC_END, X, m->h.synce) |
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_SYNC_END, Y, m->v.synce),
+
+				HEAD_SET_RASTER_BLANK_END(i),
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_BLANK_END, X, m->h.blanke) |
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_BLANK_END, Y, m->v.blanke),
+
+				HEAD_SET_RASTER_BLANK_START(i),
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_BLANK_START, X, m->h.blanks) |
+		  NVVAL(NVCA7D, HEAD_SET_RASTER_BLANK_START, Y, m->v.blanks));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_CONTROL(i),
+		  NVDEF(NVCA7D, HEAD_SET_CONTROL, STRUCTURE, PROGRESSIVE));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_PIXEL_CLOCK_FREQUENCY(i),
+		  NVVAL(NVCA7D, HEAD_SET_PIXEL_CLOCK_FREQUENCY, HERTZ, m->clock * 1000));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX(i),
+		  NVVAL(NVCA7D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX, HERTZ, m->clock * 1000));
+
+	return 0;
+}
+
+static int
+headca7d_view(struct nv50_head *head, struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &head->disp->core->chan.push;
+	const int i = head->base.index;
+	int ret;
+
+	ret = PUSH_WAIT(push, 4);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_VIEWPORT_SIZE_IN(i),
+		  NVVAL(NVCA7D, HEAD_SET_VIEWPORT_SIZE_IN, WIDTH, asyh->view.iW) |
+		  NVVAL(NVCA7D, HEAD_SET_VIEWPORT_SIZE_IN, HEIGHT, asyh->view.iH));
+
+	PUSH_MTHD(push, NVCA7D, HEAD_SET_VIEWPORT_SIZE_OUT(i),
+		  NVVAL(NVCA7D, HEAD_SET_VIEWPORT_SIZE_OUT, WIDTH, asyh->view.oW) |
+		  NVVAL(NVCA7D, HEAD_SET_VIEWPORT_SIZE_OUT, HEIGHT, asyh->view.oH));
+	return 0;
+}
+
+const struct nv50_head_func
+headca7d = {
+	.view = headca7d_view,
+	.mode = headca7d_mode,
+	.olut = headc57d_olut,
+	.ilut_check = head907d_ilut_check,
+	.olut_identity = true,
+	.olut_size = 1024,
+	.olut_set = headca7d_olut_set,
+	.olut_clr = headca7d_olut_clr,
+	.curs_layout = head917d_curs_layout,
+	.curs_format = headc37d_curs_format,
+	.curs_set = headca7d_curs_set,
+	.curs_clr = headca7d_curs_clr,
+	.dither = headca7d_dither,
+	.procamp = headca7d_procamp,
+	.or = headca7d_or,
+	.static_wndw_map = headc37d_static_wndw_map,
+	.display_id = headca7d_display_id,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/lut.c

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "lut.h"
+#include "disp.h"
+
+#include <drm/drm_color_mgmt.h>
+#include <drm/drm_mode.h>
+#include <drm/drm_property.h>
+
+#include <nvif/class.h>
+
+u32
+nv50_lut_load(struct nv50_lut *lut, int buffer, struct drm_property_blob *blob,
+	      void (*load)(struct drm_color_lut *, int, void __iomem *))
+{
+	struct drm_color_lut *in = blob ? blob->data : NULL;
+	void __iomem *mem = lut->mem[buffer].object.map.ptr;
+	const u32 addr = lut->mem[buffer].addr;
+	int i;
+
+	if (!in) {
+		in = kvmalloc_objs(*in, 1024);
+		if (!WARN_ON(!in)) {
+			for (i = 0; i < 1024; i++) {
+				in[i].red   =
+				in[i].green =
+				in[i].blue  = (i << 16) >> 10;
+			}
+			load(in, 1024, mem);
+			kvfree(in);
+		}
+	} else {
+		load(in, drm_color_lut_size(blob), mem);
+	}
+
+	return addr;
+}
+
+void
+nv50_lut_fini(struct nv50_lut *lut)
+{
+	int i;
+	for (i = 0; i < ARRAY_SIZE(lut->mem); i++)
+		nvif_mem_dtor(&lut->mem[i]);
+}
+
+int
+nv50_lut_init(struct nv50_disp *disp, struct nvif_mmu *mmu,
+	      struct nv50_lut *lut)
+{
+	const u32 size = disp->disp->object.oclass < GF110_DISP ? 257 : 1025;
+	int i;
+	for (i = 0; i < ARRAY_SIZE(lut->mem); i++) {
+		int ret = nvif_mem_ctor_map(mmu, "kmsLut", NVIF_MEM_VRAM,
+					    size * 8, &lut->mem[i]);
+		if (ret)
+			return ret;
+	}
+	return 0;
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/lut.h

@@ -0,0 +1,16 @@
+#ifndef __NV50_KMS_LUT_H__
+#define __NV50_KMS_LUT_H__
+#include <nvif/mem.h>
+struct drm_property_blob;
+struct drm_color_lut;
+struct nv50_disp;
+
+struct nv50_lut {
+	struct nvif_mem mem[2];
+};
+
+int nv50_lut_init(struct nv50_disp *, struct nvif_mmu *, struct nv50_lut *);
+void nv50_lut_fini(struct nv50_lut *);
+u32 nv50_lut_load(struct nv50_lut *, int buffer, struct drm_property_blob *,
+		  void (*)(struct drm_color_lut *, int size, void __iomem *));
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/oimm.c

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "oimm.h"
+
+#include <nvif/class.h>
+
+int
+nv50_oimm_init(struct nouveau_drm *drm, struct nv50_wndw *wndw)
+{
+	static const struct {
+		s32 oclass;
+		int version;
+		int (*init)(struct nouveau_drm *, s32, struct nv50_wndw *);
+	} oimms[] = {
+		{ GK104_DISP_OVERLAY, 0, oimm507b_init },
+		{ GF110_DISP_OVERLAY, 0, oimm507b_init },
+		{ GT214_DISP_OVERLAY, 0, oimm507b_init },
+		{   G82_DISP_OVERLAY, 0, oimm507b_init },
+		{  NV50_DISP_OVERLAY, 0, oimm507b_init },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid;
+
+	cid = nvif_mclass(&disp->disp->object, oimms);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported overlay immediate class\n");
+		return cid;
+	}
+
+	return oimms[cid].init(drm, oimms[cid].oclass, wndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/oimm.h

@@ -0,0 +1,8 @@
+#ifndef __NV50_KMS_OIMM_H__
+#define __NV50_KMS_OIMM_H__
+#include "wndw.h"
+
+int oimm507b_init(struct nouveau_drm *, s32, struct nv50_wndw *);
+
+int nv50_oimm_init(struct nouveau_drm *, struct nv50_wndw *);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/oimm507b.c

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "oimm.h"
+
+#include <nvif/if0014.h>
+
+static int
+oimm507b_init_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
+	       s32 oclass, struct nv50_wndw *wndw)
+{
+	struct nvif_disp_chan_v0 args = {
+		.id = wndw->id,
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int ret;
+
+	ret = nvif_object_ctor(&disp->disp->object, "kmsOvim", 0, oclass,
+			       &args, sizeof(args), &wndw->wimm.base.user);
+	if (ret) {
+		NV_ERROR(drm, "oimm%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	nvif_object_map(&wndw->wimm.base.user, NULL, 0);
+	wndw->immd = func;
+	return 0;
+}
+
+int
+oimm507b_init(struct nouveau_drm *drm, s32 oclass, struct nv50_wndw *wndw)
+{
+	return oimm507b_init_(&curs507a, drm, oclass, wndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/ovly.c

@@ -0,0 +1,57 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ovly.h"
+#include "oimm.h"
+
+#include <nvif/class.h>
+
+int
+nv50_ovly_new(struct nouveau_drm *drm, int head, struct nv50_wndw **pwndw)
+{
+	static const struct {
+		s32 oclass;
+		int version;
+		int (*new)(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+	} ovlys[] = {
+		{ GK104_DISP_OVERLAY_CONTROL_DMA, 0, ovly917e_new },
+		{ GF110_DISP_OVERLAY_CONTROL_DMA, 0, ovly907e_new },
+		{ GT214_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },
+		{ GT200_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },
+		{   G82_DISP_OVERLAY_CHANNEL_DMA, 0, ovly827e_new },
+		{  NV50_DISP_OVERLAY_CHANNEL_DMA, 0, ovly507e_new },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid, ret;
+
+	cid = nvif_mclass(&disp->disp->object, ovlys);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported overlay class\n");
+		return cid;
+	}
+
+	ret = ovlys[cid].new(drm, head, ovlys[cid].oclass, pwndw);
+	if (ret)
+		return ret;
+
+	return nv50_oimm_init(drm, *pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/ovly.h

@@ -0,0 +1,26 @@
+#ifndef __NV50_KMS_OVLY_H__
+#define __NV50_KMS_OVLY_H__
+#include "wndw.h"
+
+int ovly507e_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+int ovly507e_new_(const struct nv50_wndw_func *, const u32 *format,
+		  struct nouveau_drm *, int head, s32 oclass,
+		  u32 interlock_data, struct nv50_wndw **);
+int ovly507e_acquire(struct nv50_wndw *, struct nv50_wndw_atom *,
+		     struct nv50_head_atom *);
+void ovly507e_release(struct nv50_wndw *, struct nv50_wndw_atom *,
+		      struct nv50_head_atom *);
+int ovly507e_scale_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+extern const u32 ovly827e_format[];
+void ovly827e_ntfy_reset(struct nouveau_bo *, u32);
+int ovly827e_ntfy_wait_begun(struct nouveau_bo *, u32, struct nvif_device *);
+
+extern const struct nv50_wndw_func ovly907e;
+
+int ovly827e_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+int ovly907e_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+int ovly917e_new(struct nouveau_drm *, int, s32, struct nv50_wndw **);
+
+int nv50_ovly_new(struct nouveau_drm *, int head, struct nv50_wndw **);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/ovly507e.c

@@ -0,0 +1,182 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ovly.h"
+#include "atom.h"
+
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fourcc.h>
+
+#include <nvif/if0014.h>
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl507e.h>
+
+int
+ovly507e_scale_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NV507E, SET_POINT_IN,
+		  NVVAL(NV507E, SET_POINT_IN, X, asyw->scale.sx) |
+		  NVVAL(NV507E, SET_POINT_IN, Y, asyw->scale.sy),
+
+				SET_SIZE_IN,
+		  NVVAL(NV507E, SET_SIZE_IN, WIDTH, asyw->scale.sw) |
+		  NVVAL(NV507E, SET_SIZE_IN, HEIGHT, asyw->scale.sh),
+
+				SET_SIZE_OUT,
+		  NVVAL(NV507E, SET_SIZE_OUT, WIDTH, asyw->scale.dw));
+	return 0;
+}
+
+static int
+ovly507e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 12)))
+		return ret;
+
+	PUSH_MTHD(push, NV507E, SET_PRESENT_CONTROL,
+		  NVDEF(NV507E, SET_PRESENT_CONTROL, BEGIN_MODE, ASAP) |
+		  NVVAL(NV507E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
+
+	PUSH_MTHD(push, NV507E, SET_CONTEXT_DMA_ISO, asyw->image.handle[0]);
+
+	PUSH_MTHD(push, NV507E, SET_COMPOSITION_CONTROL,
+		  NVDEF(NV507E, SET_COMPOSITION_CONTROL, MODE, OPAQUE_SUSPEND_BASE));
+
+	PUSH_MTHD(push, NV507E, SURFACE_SET_OFFSET, asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NV507E, SURFACE_SET_SIZE,
+		  NVVAL(NV507E, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NV507E, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
+
+				SURFACE_SET_STORAGE,
+		  NVVAL(NV507E, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NV507E, SURFACE_SET_STORAGE, PITCH, (asyw->image.pitch[0] >> 8)) |
+		  NVVAL(NV507E, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NV507E, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SURFACE_SET_PARAMS,
+		  NVVAL(NV507E, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVVAL(NV507E, SURFACE_SET_PARAMS, COLOR_SPACE, asyw->image.colorspace) |
+		  NVVAL(NV507E, SURFACE_SET_PARAMS, KIND, asyw->image.kind) |
+		  NVDEF(NV507E, SURFACE_SET_PARAMS, PART_STRIDE, PARTSTRIDE_256));
+	return 0;
+}
+
+void
+ovly507e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	asyh->ovly.cpp = 0;
+}
+
+int
+ovly507e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	const struct drm_framebuffer *fb = asyw->state.fb;
+	int ret;
+
+	ret = drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
+						  DRM_PLANE_NO_SCALING,
+						  DRM_PLANE_NO_SCALING,
+						  true, true);
+	if (ret)
+		return ret;
+
+	asyh->ovly.cpp = fb->format->cpp[0];
+	return 0;
+}
+
+#include "nouveau_bo.h"
+
+static const struct nv50_wndw_func
+ovly507e = {
+	.acquire = ovly507e_acquire,
+	.release = ovly507e_release,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_reset = base507c_ntfy_reset,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.image_set = ovly507e_image_set,
+	.image_clr = base507c_image_clr,
+	.scale_set = ovly507e_scale_set,
+	.update = base507c_update,
+};
+
+static const u32
+ovly507e_format[] = {
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XRGB1555,
+	0
+};
+
+int
+ovly507e_new_(const struct nv50_wndw_func *func, const u32 *format,
+	      struct nouveau_drm *drm, int head, s32 oclass, u32 interlock_data,
+	      struct nv50_wndw **pwndw)
+{
+	struct nvif_disp_chan_v0 args = {
+		.id = head,
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	struct nv50_wndw *wndw;
+	int ret;
+
+	ret = nv50_wndw_new_(func, drm->dev, DRM_PLANE_TYPE_OVERLAY,
+			     "ovly", head, format, BIT(head),
+			     NV50_DISP_INTERLOCK_OVLY, interlock_data,
+			     &wndw);
+	if (*pwndw = wndw, ret)
+		return ret;
+
+	ret = nv50_dmac_create(drm,
+			       &oclass, 0, &args, sizeof(args),
+			       disp->sync->offset, &wndw->wndw);
+	if (ret) {
+		NV_ERROR(drm, "ovly%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	wndw->ntfy = NV50_DISP_OVLY_NTFY(wndw->id);
+	wndw->sema = NV50_DISP_OVLY_SEM0(wndw->id);
+	wndw->data = 0x00000000;
+	return 0;
+}
+
+int
+ovly507e_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return ovly507e_new_(&ovly507e, ovly507e_format, drm, head, oclass,
+			     0x00000004 << (head * 8), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/ovly827e.c

@@ -0,0 +1,120 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ovly.h"
+#include "atom.h"
+
+#include <nouveau_bo.h>
+
+#include <nvif/push507c.h>
+#include <nvif/timer.h>
+
+#include <nvhw/class/cl827e.h>
+
+static int
+ovly827e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 12)))
+		return ret;
+
+	PUSH_MTHD(push, NV827E, SET_PRESENT_CONTROL,
+		  NVDEF(NV827E, SET_PRESENT_CONTROL, BEGIN_MODE, ASAP) |
+		  NVVAL(NV827E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
+
+	PUSH_MTHD(push, NV827E, SET_CONTEXT_DMA_ISO, asyw->image.handle[0]);
+
+	PUSH_MTHD(push, NV827E, SET_COMPOSITION_CONTROL,
+		  NVDEF(NV827E, SET_COMPOSITION_CONTROL, MODE, OPAQUE_SUSPEND_BASE));
+
+	PUSH_MTHD(push, NV827E, SURFACE_SET_OFFSET, asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NV827E, SURFACE_SET_SIZE,
+		  NVVAL(NV827E, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NV827E, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
+
+				SURFACE_SET_STORAGE,
+		  NVVAL(NV827E, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NV827E, SURFACE_SET_STORAGE, PITCH, (asyw->image.pitch[0] >> 8)) |
+		  NVVAL(NV827E, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NV827E, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SURFACE_SET_PARAMS,
+		  NVVAL(NV827E, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVVAL(NV827E, SURFACE_SET_PARAMS, COLOR_SPACE, asyw->image.colorspace));
+	return 0;
+}
+
+int
+ovly827e_ntfy_wait_begun(struct nouveau_bo *bo, u32 offset,
+			 struct nvif_device *device)
+{
+	s64 time = nvif_msec(device, 2000ULL,
+		if (NVBO_TD32(bo, offset, NV_DISP_NOTIFICATION_1, _3, STATUS, ==, BEGUN))
+			break;
+		usleep_range(1, 2);
+	);
+	return time < 0 ? time : 0;
+}
+
+void
+ovly827e_ntfy_reset(struct nouveau_bo *bo, u32 offset)
+{
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, TIME_STAMP_0, 0);
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, TIME_STAMP_1, 0);
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, _2, 0);
+	NVBO_WR32(bo, offset, NV_DISP_NOTIFICATION_1, _3,
+			NVDEF(NV_DISP_NOTIFICATION_1, _3, STATUS, NOT_BEGUN));
+}
+
+static const struct nv50_wndw_func
+ovly827e = {
+	.acquire = ovly507e_acquire,
+	.release = ovly507e_release,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_reset = ovly827e_ntfy_reset,
+	.ntfy_wait_begun = ovly827e_ntfy_wait_begun,
+	.image_set = ovly827e_image_set,
+	.image_clr = base507c_image_clr,
+	.scale_set = ovly507e_scale_set,
+	.update = base507c_update,
+};
+
+const u32
+ovly827e_format[] = {
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_XBGR2101010,
+	0
+};
+
+int
+ovly827e_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return ovly507e_new_(&ovly827e, ovly827e_format, drm, head, oclass,
+			     0x00000004 << (head * 8), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/ovly907e.c

@@ -0,0 +1,96 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ovly.h"
+#include "atom.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl907e.h>
+
+static int
+ovly907e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 12)))
+		return ret;
+
+	PUSH_MTHD(push, NV907E, SET_PRESENT_CONTROL,
+		  NVDEF(NV907E, SET_PRESENT_CONTROL, BEGIN_MODE, ASAP) |
+		  NVVAL(NV907E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval));
+
+	PUSH_MTHD(push, NV907E, SET_CONTEXT_DMA_ISO, asyw->image.handle[0]);
+
+	PUSH_MTHD(push, NV907E, SET_COMPOSITION_CONTROL,
+		  NVDEF(NV907E, SET_COMPOSITION_CONTROL, MODE, OPAQUE));
+
+	PUSH_MTHD(push, NV907E, SURFACE_SET_OFFSET, asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NV907E, SURFACE_SET_SIZE,
+		  NVVAL(NV907E, SURFACE_SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NV907E, SURFACE_SET_SIZE, HEIGHT, asyw->image.h),
+
+				SURFACE_SET_STORAGE,
+		  NVVAL(NV907E, SURFACE_SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NV907E, SURFACE_SET_STORAGE, PITCH, (asyw->image.pitch[0] >> 8)) |
+		  NVVAL(NV907E, SURFACE_SET_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NV907E, SURFACE_SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SURFACE_SET_PARAMS,
+		  NVVAL(NV907E, SURFACE_SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVVAL(NV907E, SURFACE_SET_PARAMS, COLOR_SPACE, asyw->image.colorspace));
+	return 0;
+}
+
+const struct nv50_wndw_func
+ovly907e = {
+	.acquire = ovly507e_acquire,
+	.release = ovly507e_release,
+	.ntfy_set = base507c_ntfy_set,
+	.ntfy_clr = base507c_ntfy_clr,
+	.ntfy_reset = ovly827e_ntfy_reset,
+	.ntfy_wait_begun = ovly827e_ntfy_wait_begun,
+	.image_set = ovly907e_image_set,
+	.image_clr = base507c_image_clr,
+	.scale_set = ovly507e_scale_set,
+	.update = base507c_update,
+};
+
+static const u32
+ovly907e_format[] = {
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_XBGR16161616F,
+	0
+};
+
+int
+ovly907e_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return ovly507e_new_(&ovly907e, ovly907e_format, drm, head, oclass,
+			     0x00000004 << (head * 4), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/ovly917e.c

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ovly.h"
+
+static const u32
+ovly917e_format[] = {
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_XRGB2101010,
+	DRM_FORMAT_XBGR16161616F,
+	0
+};
+
+int
+ovly917e_new(struct nouveau_drm *drm, int head, s32 oclass,
+	     struct nv50_wndw **pwndw)
+{
+	return ovly507e_new_(&ovly907e, ovly917e_format, drm, head, oclass,
+			     0x00000004 << (head * 4), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/pior507d.c

@@ -0,0 +1,60 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl507d.h>
+#include <nvhw/class/cl837d.h>
+
+static int
+pior507d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+	      struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if (asyh) {
+		ctrl |= NVVAL(NV507D, PIOR_SET_CONTROL, HSYNC_POLARITY, asyh->or.nhsync);
+		ctrl |= NVVAL(NV507D, PIOR_SET_CONTROL, VSYNC_POLARITY, asyh->or.nvsync);
+		ctrl |= NVVAL(NV837D, PIOR_SET_CONTROL, PIXEL_DEPTH, asyh->or.depth);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, PIOR_SET_CONTROL(or), ctrl);
+	return 0;
+}
+
+static void
+pior507d_get_caps(struct nv50_disp *disp, struct nouveau_encoder *outp,
+		  int or)
+{
+	outp->caps.dp_interlace = true;
+}
+
+const struct nv50_outp_func
+pior507d = {
+	.ctrl = pior507d_ctrl,
+	.get_caps = pior507d_get_caps,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/sor507d.c

@@ -0,0 +1,59 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl507d.h>
+#include <nvhw/class/cl837d.h>
+
+static int
+sor507d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+	     struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if (asyh) {
+		ctrl |= NVVAL(NV507D, SOR_SET_CONTROL, HSYNC_POLARITY, asyh->or.nhsync);
+		ctrl |= NVVAL(NV507D, SOR_SET_CONTROL, VSYNC_POLARITY, asyh->or.nvsync);
+		ctrl |= NVVAL(NV837D, SOR_SET_CONTROL, PIXEL_DEPTH, asyh->or.depth);
+	}
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV507D, SOR_SET_CONTROL(or), ctrl);
+	return 0;
+}
+
+static void
+sor507d_get_caps(struct nv50_disp *core, struct nouveau_encoder *outp, int or)
+{
+	outp->caps.dp_interlace = true;
+}
+
+const struct nv50_outp_func
+sor507d = {
+	.ctrl = sor507d_ctrl,
+	.get_caps = sor507d_get_caps,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/sor907d.c

@@ -0,0 +1,58 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/class.h>
+#include <nvif/push507c.h>
+
+#include <nvhw/class/cl907d.h>
+
+#include <nouveau_bo.h>
+
+static int
+sor907d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+	     struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NV907D, SOR_SET_CONTROL(or), ctrl);
+	return 0;
+}
+
+static void
+sor907d_get_caps(struct nv50_disp *disp, struct nouveau_encoder *outp, int or)
+{
+	struct nouveau_bo *bo = disp->sync;
+	const int off = or * 2;
+	outp->caps.dp_interlace =
+		NVBO_RV32(bo, off, NV907D_CORE_NOTIFIER_3, CAPABILITIES_CAP_SOR0_20, DP_INTERLACE);
+}
+
+const struct nv50_outp_func
+sor907d = {
+	.ctrl = sor907d_ctrl,
+	.get_caps = sor907d_get_caps,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/sorc37d.c

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "core.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc37d.h>
+
+static int
+sorc37d_ctrl(struct nv50_core *core, int or, u32 ctrl,
+	     struct nv50_head_atom *asyh)
+{
+	struct nvif_push *push = &core->chan.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37D, SOR_SET_CONTROL(or), ctrl);
+	return 0;
+}
+
+static void
+sorc37d_get_caps(struct nv50_disp *disp, struct nouveau_encoder *outp, int or)
+{
+	u32 tmp = nvif_rd32(&disp->caps, 0x000144 + (or * 8));
+
+	outp->caps.dp_interlace = !!(tmp & 0x04000000);
+}
+
+const struct nv50_outp_func
+sorc37d = {
+	.ctrl = sorc37d_ctrl,
+	.get_caps = sorc37d_get_caps,
+};

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/tile.h

@@ -0,0 +1,63 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NV50_TILE_H__
+#define __NV50_TILE_H__
+
+#include <linux/types.h>
+#include <linux/math.h>
+
+/*
+ * Tiling parameters for NV50+.
+ * GOB = Group of bytes, the main unit for tiling blocks.
+ * Tiling blocks are a power of 2 number of GOB.
+ * All GOBs and blocks have the same width: 64 bytes (so 16 pixels in 32bits).
+ * tile_mode is the log2 of the number of GOB per block.
+ */
+
+#define NV_TILE_GOB_HEIGHT_TESLA 4	/* 4 x 64 bytes = 256 bytes for a GOB on Tesla*/
+#define NV_TILE_GOB_HEIGHT 8		/* 8 x 64 bytes = 512 bytes for a GOB on Fermi and later */
+#define NV_TILE_GOB_WIDTH_BYTES 64
+
+/* Number of blocks to cover the width of the framebuffer */
+static inline u32 nouveau_get_width_in_blocks(u32 stride)
+{
+	return DIV_ROUND_UP(stride, NV_TILE_GOB_WIDTH_BYTES);
+}
+
+/* Return the height in pixel of one GOB */
+static inline u32 nouveau_get_gob_height(u16 family)
+{
+	if (family == NV_DEVICE_INFO_V0_TESLA)
+		return NV_TILE_GOB_HEIGHT_TESLA;
+	else
+		return NV_TILE_GOB_HEIGHT;
+}
+
+/* Number of blocks to cover the heigth of the framebuffer */
+static inline u32 nouveau_get_height_in_blocks(u32 height, u32 gobs_in_block, u16 family)
+{
+	return DIV_ROUND_UP(height, nouveau_get_gob_height(family) * gobs_in_block);
+}
+
+/* Return the GOB size in bytes */
+static inline u32 nouveau_get_gob_size(u16 family)
+{
+	return nouveau_get_gob_height(family) * NV_TILE_GOB_WIDTH_BYTES;
+}
+
+/* Return the number of GOB in a block */
+static inline int nouveau_get_gobs_in_block(u32 tile_mode, u16 chipset)
+{
+	if (chipset >= 0xc0)
+		return 1 << (tile_mode >> 4);
+	return 1 << tile_mode;
+}
+
+/* Return true if tile_mode is invalid */
+static inline bool nouveau_check_tile_mode(u32 tile_mode, u16 chipset)
+{
+	if (chipset >= 0xc0)
+		return (tile_mode & 0xfffff0f);
+	return (tile_mode & 0xfffffff0);
+}
+
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wimm.c

@@ -0,0 +1,50 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "wimm.h"
+
+#include <nvif/class.h>
+
+int
+nv50_wimm_init(struct nouveau_drm *drm, struct nv50_wndw *wndw)
+{
+	struct {
+		s32 oclass;
+		int version;
+		int (*init)(struct nouveau_drm *, s32, struct nv50_wndw *);
+	} wimms[] = {
+		{ GB202_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },
+		{ GA102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },
+		{ TU102_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },
+		{ GV100_DISP_WINDOW_IMM_CHANNEL_DMA, 0, wimmc37b_init },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid;
+
+	cid = nvif_mclass(&disp->disp->object, wimms);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported window immediate class\n");
+		return cid;
+	}
+
+	return wimms[cid].init(drm, wimms[cid].oclass, wndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wimm.h

@@ -0,0 +1,8 @@
+#ifndef __NV50_KMS_WIMM_H__
+#define __NV50_KMS_WIMM_H__
+#include "wndw.h"
+
+int nv50_wimm_init(struct nouveau_drm *drm, struct nv50_wndw *);
+
+int wimmc37b_init(struct nouveau_drm *, s32, struct nv50_wndw *);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wimmc37b.c

@@ -0,0 +1,93 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "wimm.h"
+#include "atom.h"
+#include "wndw.h"
+
+#include <nvif/if0014.h>
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc37b.h>
+
+static int
+wimmc37b_update(struct nv50_wndw *wndw, u32 *interlock)
+{
+	struct nvif_push *push = &wndw->wimm.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37B, UPDATE, 0x00000001 |
+		  NVVAL(NVC37B, UPDATE, INTERLOCK_WITH_WINDOW,
+			!!(interlock[NV50_DISP_INTERLOCK_WNDW] & wndw->interlock.data)));
+	return PUSH_KICK(push);
+}
+
+static int
+wimmc37b_point(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wimm.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37B, SET_POINT_OUT(0),
+		  NVVAL(NVC37B, SET_POINT_OUT, X, asyw->point.x) |
+		  NVVAL(NVC37B, SET_POINT_OUT, Y, asyw->point.y));
+	return 0;
+}
+
+static const struct nv50_wimm_func
+wimmc37b = {
+	.point = wimmc37b_point,
+	.update = wimmc37b_update,
+};
+
+static int
+wimmc37b_init_(const struct nv50_wimm_func *func, struct nouveau_drm *drm,
+	       s32 oclass, struct nv50_wndw *wndw)
+{
+	struct nvif_disp_chan_v0 args = {
+		.id = wndw->id,
+	};
+	int ret;
+
+	ret = nv50_dmac_create(drm,
+			       &oclass, 0, &args, sizeof(args), -1,
+			       &wndw->wimm);
+	if (ret) {
+		NV_ERROR(drm, "wimm%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	wndw->interlock.wimm = wndw->interlock.data;
+	wndw->immd = func;
+	return 0;
+}
+
+int
+wimmc37b_init(struct nouveau_drm *drm, s32 oclass, struct nv50_wndw *wndw)
+{
+	return wimmc37b_init_(&wimmc37b, drm, oclass, wndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wndw.c

@@ -0,0 +1,958 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "wndw.h"
+#include "wimm.h"
+#include "handles.h"
+
+#include <nvif/class.h>
+#include <nvif/cl0002.h>
+
+#include <nvhw/class/cl507c.h>
+#include <nvhw/class/cl507e.h>
+#include <nvhw/class/clc37e.h>
+
+#include <linux/iosys-map.h>
+
+#include <drm/drm_atomic.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_blend.h>
+#include <drm/drm_fourcc.h>
+#include <drm/drm_framebuffer.h>
+#include <drm/drm_gem_atomic_helper.h>
+#include <drm/drm_panic.h>
+#include <drm/ttm/ttm_bo.h>
+
+#include "nouveau_bo.h"
+#include "nouveau_gem.h"
+#include "tile.h"
+
+static void
+nv50_wndw_ctxdma_del(struct nv50_wndw_ctxdma *ctxdma)
+{
+	nvif_object_dtor(&ctxdma->object);
+	list_del(&ctxdma->head);
+	kfree(ctxdma);
+}
+
+static struct nv50_wndw_ctxdma *
+nv50_wndw_ctxdma_new(struct nv50_wndw *wndw, struct drm_framebuffer *fb)
+{
+	struct nouveau_drm *drm = nouveau_drm(fb->dev);
+	struct nv50_wndw_ctxdma *ctxdma;
+	u32 handle;
+	u32 unused;
+	u8  kind;
+	struct {
+		struct nv_dma_v0 base;
+		union {
+			struct nv50_dma_v0 nv50;
+			struct gf100_dma_v0 gf100;
+			struct gf119_dma_v0 gf119;
+		};
+	} args = {};
+	u32 argc = sizeof(args.base);
+	int ret;
+
+	nouveau_framebuffer_get_layout(fb, &unused, &kind);
+	handle = NV50_DISP_HANDLE_WNDW_CTX(kind);
+
+	list_for_each_entry(ctxdma, &wndw->ctxdma.list, head) {
+		if (ctxdma->object.handle == handle)
+			return ctxdma;
+	}
+
+	if (!(ctxdma = kzalloc_obj(*ctxdma)))
+		return ERR_PTR(-ENOMEM);
+	list_add(&ctxdma->head, &wndw->ctxdma.list);
+
+	args.base.target = NV_DMA_V0_TARGET_VRAM;
+	args.base.access = NV_DMA_V0_ACCESS_RDWR;
+	args.base.start  = 0;
+	args.base.limit  = drm->client.device.info.ram_user - 1;
+
+	if (drm->client.device.info.chipset < 0x80) {
+		args.nv50.part = NV50_DMA_V0_PART_256;
+		argc += sizeof(args.nv50);
+	} else
+	if (drm->client.device.info.chipset < 0xc0) {
+		args.nv50.part = NV50_DMA_V0_PART_256;
+		args.nv50.kind = kind;
+		argc += sizeof(args.nv50);
+	} else
+	if (drm->client.device.info.chipset < 0xd0) {
+		args.gf100.kind = kind;
+		argc += sizeof(args.gf100);
+	} else {
+		args.gf119.page = GF119_DMA_V0_PAGE_LP;
+		args.gf119.kind = kind;
+		argc += sizeof(args.gf119);
+	}
+
+	ret = nvif_object_ctor(wndw->ctxdma.parent, "kmsFbCtxDma", handle,
+			       NV_DMA_IN_MEMORY, &args, argc, &ctxdma->object);
+	if (ret) {
+		nv50_wndw_ctxdma_del(ctxdma);
+		return ERR_PTR(ret);
+	}
+
+	return ctxdma;
+}
+
+int
+nv50_wndw_wait_armed(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nv50_disp *disp = nv50_disp(wndw->plane.dev);
+	if (asyw->set.ntfy) {
+		return wndw->func->ntfy_wait_begun(disp->sync,
+						   asyw->ntfy.offset,
+						   wndw->wndw.base.device);
+	}
+	return 0;
+}
+
+void
+nv50_wndw_flush_clr(struct nv50_wndw *wndw, u32 *interlock, bool flush,
+		    struct nv50_wndw_atom *asyw)
+{
+	union nv50_wndw_atom_mask clr = {
+		.mask = asyw->clr.mask & ~(flush ? 0 : asyw->set.mask),
+	};
+	if (clr.sema ) wndw->func-> sema_clr(wndw);
+	if (clr.ntfy ) wndw->func-> ntfy_clr(wndw);
+	if (clr.xlut ) wndw->func-> xlut_clr(wndw);
+	if (clr.csc  ) wndw->func->  csc_clr(wndw);
+	if (clr.image) wndw->func->image_clr(wndw);
+
+	interlock[wndw->interlock.type] |= wndw->interlock.data;
+}
+
+void
+nv50_wndw_flush_set(struct nv50_wndw *wndw, u32 *interlock,
+		    struct nv50_wndw_atom *asyw)
+{
+	if (interlock[NV50_DISP_INTERLOCK_CORE]) {
+		asyw->image.mode = NV507C_SET_PRESENT_CONTROL_BEGIN_MODE_NON_TEARING;
+		asyw->image.interval = 1;
+	}
+
+	if (asyw->set.sema ) wndw->func->sema_set (wndw, asyw);
+	if (asyw->set.ntfy ) wndw->func->ntfy_set (wndw, asyw);
+	if (asyw->set.image) wndw->func->image_set(wndw, asyw);
+
+	if (asyw->set.xlut ) {
+		if (asyw->ilut) {
+			asyw->xlut.i.offset =
+				nv50_lut_load(&wndw->ilut, asyw->xlut.i.buffer,
+					      asyw->ilut, asyw->xlut.i.load);
+		}
+		wndw->func->xlut_set(wndw, asyw);
+	}
+
+	if (asyw->set.csc  ) wndw->func->csc_set  (wndw, asyw);
+	if (asyw->set.scale) wndw->func->scale_set(wndw, asyw);
+	if (asyw->set.blend) wndw->func->blend_set(wndw, asyw);
+	if (asyw->set.point) {
+		if (asyw->set.point = false, asyw->set.mask)
+			interlock[wndw->interlock.type] |= wndw->interlock.data;
+		interlock[NV50_DISP_INTERLOCK_WIMM] |= wndw->interlock.wimm;
+
+		wndw->immd->point(wndw, asyw);
+		wndw->immd->update(wndw, interlock);
+	} else {
+		interlock[wndw->interlock.type] |= wndw->interlock.data;
+	}
+}
+
+void
+nv50_wndw_ntfy_enable(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nv50_disp *disp = nv50_disp(wndw->plane.dev);
+
+	asyw->ntfy.handle = wndw->wndw.sync.handle;
+	asyw->ntfy.offset = wndw->ntfy;
+	asyw->ntfy.awaken = false;
+	asyw->set.ntfy = true;
+
+	wndw->func->ntfy_reset(disp->sync, wndw->ntfy);
+	wndw->ntfy ^= 0x10;
+}
+
+static void
+nv50_wndw_atomic_check_release(struct nv50_wndw *wndw,
+			       struct nv50_wndw_atom *asyw,
+			       struct nv50_head_atom *asyh)
+{
+	struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev);
+	NV_ATOMIC(drm, "%s release\n", wndw->plane.name);
+	wndw->func->release(wndw, asyw, asyh);
+	asyw->ntfy.handle = 0;
+	asyw->sema.handle = 0;
+	asyw->xlut.handle = 0;
+	memset(asyw->image.handle, 0x00, sizeof(asyw->image.handle));
+}
+
+static int
+nv50_wndw_atomic_check_acquire_yuv(struct nv50_wndw_atom *asyw)
+{
+	switch (asyw->state.fb->format->format) {
+	case DRM_FORMAT_YUYV:
+		asyw->image.format = NV507E_SURFACE_SET_PARAMS_FORMAT_VE8YO8UE8YE8;
+		break;
+	case DRM_FORMAT_UYVY:
+		asyw->image.format = NV507E_SURFACE_SET_PARAMS_FORMAT_YO8VE8YE8UE8;
+		break;
+	default:
+		WARN_ON(1);
+		return -EINVAL;
+	}
+
+	asyw->image.colorspace = NV507E_SURFACE_SET_PARAMS_COLOR_SPACE_YUV_601;
+	return 0;
+}
+
+static int
+nv50_wndw_atomic_check_acquire_rgb(struct nv50_wndw_atom *asyw)
+{
+	switch (asyw->state.fb->format->format) {
+	case DRM_FORMAT_C8:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_I8;
+		break;
+	case DRM_FORMAT_XRGB8888:
+	case DRM_FORMAT_ARGB8888:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_A8R8G8B8;
+		break;
+	case DRM_FORMAT_RGB565:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_R5G6B5;
+		break;
+	case DRM_FORMAT_XRGB1555:
+	case DRM_FORMAT_ARGB1555:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_A1R5G5B5;
+		break;
+	case DRM_FORMAT_XBGR2101010:
+	case DRM_FORMAT_ABGR2101010:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_A2B10G10R10;
+		break;
+	case DRM_FORMAT_XBGR8888:
+	case DRM_FORMAT_ABGR8888:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_A8B8G8R8;
+		break;
+	case DRM_FORMAT_XRGB2101010:
+	case DRM_FORMAT_ARGB2101010:
+		asyw->image.format = NVC37E_SET_PARAMS_FORMAT_A2R10G10B10;
+		break;
+	case DRM_FORMAT_XBGR16161616F:
+	case DRM_FORMAT_ABGR16161616F:
+		asyw->image.format = NV507C_SURFACE_SET_PARAMS_FORMAT_RF16_GF16_BF16_AF16;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	asyw->image.colorspace = NV507E_SURFACE_SET_PARAMS_COLOR_SPACE_RGB;
+	return 0;
+}
+
+static int
+nv50_wndw_atomic_check_acquire(struct nv50_wndw *wndw, bool modeset,
+			       struct nv50_wndw_atom *armw,
+			       struct nv50_wndw_atom *asyw,
+			       struct nv50_head_atom *asyh)
+{
+	struct drm_framebuffer *fb = asyw->state.fb;
+	struct nouveau_drm *drm = nouveau_drm(wndw->plane.dev);
+	uint8_t kind;
+	uint32_t tile_mode;
+	int ret;
+
+	NV_ATOMIC(drm, "%s acquire\n", wndw->plane.name);
+
+	if (fb != armw->state.fb || !armw->visible || modeset) {
+		nouveau_framebuffer_get_layout(fb, &tile_mode, &kind);
+
+		asyw->image.w = fb->width;
+		asyw->image.h = fb->height;
+		asyw->image.kind = kind;
+
+		ret = nv50_wndw_atomic_check_acquire_rgb(asyw);
+		if (ret) {
+			ret = nv50_wndw_atomic_check_acquire_yuv(asyw);
+			if (ret)
+				return ret;
+		}
+
+		if (asyw->image.kind) {
+			asyw->image.layout = NV507C_SURFACE_SET_STORAGE_MEMORY_LAYOUT_BLOCKLINEAR;
+			if (drm->client.device.info.chipset >= 0xc0)
+				asyw->image.blockh = tile_mode >> 4;
+			else
+				asyw->image.blockh = tile_mode;
+			asyw->image.blocks[0] = fb->pitches[0] / 64;
+			asyw->image.pitch[0] = 0;
+		} else {
+			asyw->image.layout = NV507C_SURFACE_SET_STORAGE_MEMORY_LAYOUT_PITCH;
+			asyw->image.blockh = NV507C_SURFACE_SET_STORAGE_BLOCK_HEIGHT_ONE_GOB;
+			asyw->image.blocks[0] = 0;
+			asyw->image.pitch[0] = fb->pitches[0];
+		}
+
+		if (!asyh->state.async_flip)
+			asyw->image.interval = 1;
+		else
+			asyw->image.interval = 0;
+
+		if (asyw->image.interval)
+			asyw->image.mode = NV507C_SET_PRESENT_CONTROL_BEGIN_MODE_NON_TEARING;
+		else
+			asyw->image.mode = NV507C_SET_PRESENT_CONTROL_BEGIN_MODE_IMMEDIATE;
+
+		asyw->set.image = wndw->func->image_set != NULL;
+	}
+
+	if (wndw->func->scale_set) {
+		asyw->scale.sx = asyw->state.src_x >> 16;
+		asyw->scale.sy = asyw->state.src_y >> 16;
+		asyw->scale.sw = asyw->state.src_w >> 16;
+		asyw->scale.sh = asyw->state.src_h >> 16;
+		asyw->scale.dw = asyw->state.crtc_w;
+		asyw->scale.dh = asyw->state.crtc_h;
+		if (memcmp(&armw->scale, &asyw->scale, sizeof(asyw->scale)))
+			asyw->set.scale = true;
+	}
+
+	if (wndw->func->blend_set) {
+		asyw->blend.depth = 255 - asyw->state.normalized_zpos;
+		asyw->blend.k1 = asyw->state.alpha >> 8;
+		switch (asyw->state.pixel_blend_mode) {
+		case DRM_MODE_BLEND_PREMULTI:
+			asyw->blend.src_color = NVC37E_SET_COMPOSITION_FACTOR_SELECT_SRC_COLOR_FACTOR_MATCH_SELECT_K1;
+			asyw->blend.dst_color = NVC37E_SET_COMPOSITION_FACTOR_SELECT_DST_COLOR_FACTOR_MATCH_SELECT_NEG_K1_TIMES_SRC;
+			break;
+		case DRM_MODE_BLEND_COVERAGE:
+			asyw->blend.src_color = NVC37E_SET_COMPOSITION_FACTOR_SELECT_SRC_COLOR_FACTOR_MATCH_SELECT_K1_TIMES_SRC;
+			asyw->blend.dst_color = NVC37E_SET_COMPOSITION_FACTOR_SELECT_DST_COLOR_FACTOR_MATCH_SELECT_NEG_K1_TIMES_SRC;
+			break;
+		case DRM_MODE_BLEND_PIXEL_NONE:
+		default:
+			asyw->blend.src_color = NVC37E_SET_COMPOSITION_FACTOR_SELECT_SRC_COLOR_FACTOR_MATCH_SELECT_K1;
+			asyw->blend.dst_color = NVC37E_SET_COMPOSITION_FACTOR_SELECT_DST_COLOR_FACTOR_MATCH_SELECT_NEG_K1;
+			break;
+		}
+		if (memcmp(&armw->blend, &asyw->blend, sizeof(asyw->blend)))
+			asyw->set.blend = true;
+	}
+
+	if (wndw->immd) {
+		asyw->point.x = asyw->state.crtc_x;
+		asyw->point.y = asyw->state.crtc_y;
+		if (memcmp(&armw->point, &asyw->point, sizeof(asyw->point)))
+			asyw->set.point = true;
+	}
+
+	return wndw->func->acquire(wndw, asyw, asyh);
+}
+
+static int
+nv50_wndw_atomic_check_lut(struct nv50_wndw *wndw,
+			   struct nv50_wndw_atom *armw,
+			   struct nv50_wndw_atom *asyw,
+			   struct nv50_head_atom *asyh)
+{
+	struct drm_property_blob *ilut = asyh->state.degamma_lut;
+
+	/* I8 format without an input LUT makes no sense, and the
+	 * HW error-checks for this.
+	 *
+	 * In order to handle legacy gamma, when there's no input
+	 * LUT we need to steal the output LUT and use it instead.
+	 */
+	if (!ilut && asyw->state.fb->format->format == DRM_FORMAT_C8) {
+		/* This should be an error, but there's legacy clients
+		 * that do a modeset before providing a gamma table.
+		 *
+		 * We keep the window disabled to avoid angering HW.
+		 */
+		if (!(ilut = asyh->state.gamma_lut)) {
+			asyw->visible = false;
+			return 0;
+		}
+
+		if (wndw->func->ilut)
+			asyh->wndw.olut |= BIT(wndw->id);
+	} else {
+		asyh->wndw.olut &= ~BIT(wndw->id);
+	}
+
+	if (!ilut && wndw->func->ilut_identity &&
+	    asyw->state.fb->format->format != DRM_FORMAT_XBGR16161616F &&
+	    asyw->state.fb->format->format != DRM_FORMAT_ABGR16161616F) {
+		static struct drm_property_blob dummy = {};
+		ilut = &dummy;
+	}
+
+	/* Recalculate LUT state. */
+	memset(&asyw->xlut, 0x00, sizeof(asyw->xlut));
+	if ((asyw->ilut = wndw->func->ilut ? ilut : NULL)) {
+		wndw->func->ilut(wndw, asyw, drm_color_lut_size(ilut));
+		asyw->xlut.handle = wndw->wndw.vram.handle;
+		asyw->xlut.i.buffer = !asyw->xlut.i.buffer;
+		asyw->set.xlut = true;
+	} else {
+		asyw->clr.xlut = armw->xlut.handle != 0;
+	}
+
+	/* Handle setting base SET_OUTPUT_LUT_LO_ENABLE_USE_CORE_LUT. */
+	if (wndw->func->olut_core &&
+	    (!armw->visible || (armw->xlut.handle && !asyw->xlut.handle)))
+		asyw->set.xlut = true;
+
+	if (wndw->func->csc && asyh->state.ctm) {
+		const struct drm_color_ctm *ctm = asyh->state.ctm->data;
+		wndw->func->csc(wndw, asyw, ctm);
+		asyw->csc.valid = true;
+		asyw->set.csc = true;
+	} else {
+		asyw->csc.valid = false;
+		asyw->clr.csc = armw->csc.valid;
+	}
+
+	/* Can't do an immediate flip while changing the LUT. */
+	asyh->state.async_flip = false;
+	return 0;
+}
+
+static int
+nv50_wndw_atomic_check(struct drm_plane *plane,
+		       struct drm_atomic_commit *state)
+{
+	struct drm_plane_state *new_plane_state = drm_atomic_get_new_plane_state(state,
+										 plane);
+	struct nouveau_drm *drm = nouveau_drm(plane->dev);
+	struct nv50_wndw *wndw = nv50_wndw(plane);
+	struct nv50_wndw_atom *armw = nv50_wndw_atom(wndw->plane.state);
+	struct nv50_wndw_atom *asyw = nv50_wndw_atom(new_plane_state);
+	struct nv50_head_atom *harm = NULL, *asyh = NULL;
+	bool modeset = false;
+	int ret;
+
+	NV_ATOMIC(drm, "%s atomic_check\n", plane->name);
+
+	/* Fetch the assembly state for the head the window will belong to,
+	 * and determine whether the window will be visible.
+	 */
+	if (asyw->state.crtc) {
+		asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc);
+		if (IS_ERR(asyh))
+			return PTR_ERR(asyh);
+		modeset = drm_atomic_crtc_needs_modeset(&asyh->state);
+		asyw->visible = asyh->state.active;
+	} else {
+		asyw->visible = false;
+	}
+
+	/* Fetch assembly state for the head the window used to belong to. */
+	if (armw->state.crtc) {
+		harm = nv50_head_atom_get(asyw->state.state, armw->state.crtc);
+		if (IS_ERR(harm))
+			return PTR_ERR(harm);
+	}
+
+	/* LUT configuration can potentially cause the window to be disabled. */
+	if (asyw->visible && wndw->func->xlut_set &&
+	    (!armw->visible ||
+	     asyh->state.color_mgmt_changed ||
+	     asyw->state.fb->format->format !=
+	     armw->state.fb->format->format)) {
+		ret = nv50_wndw_atomic_check_lut(wndw, armw, asyw, asyh);
+		if (ret)
+			return ret;
+	}
+
+	/* Calculate new window state. */
+	if (asyw->visible) {
+		ret = nv50_wndw_atomic_check_acquire(wndw, modeset,
+						     armw, asyw, asyh);
+		if (ret)
+			return ret;
+
+		asyh->wndw.mask |= BIT(wndw->id);
+	} else
+	if (armw->visible) {
+		nv50_wndw_atomic_check_release(wndw, asyw, harm);
+		harm->wndw.mask &= ~BIT(wndw->id);
+	} else {
+		return 0;
+	}
+
+	/* Aside from the obvious case where the window is actively being
+	 * disabled, we might also need to temporarily disable the window
+	 * when performing certain modeset operations.
+	 */
+	if (!asyw->visible || modeset) {
+		asyw->clr.ntfy = armw->ntfy.handle != 0;
+		asyw->clr.sema = armw->sema.handle != 0;
+		asyw->clr.xlut = armw->xlut.handle != 0;
+		if (asyw->clr.xlut && asyw->visible)
+			asyw->set.xlut = asyw->xlut.handle != 0;
+		asyw->clr.csc  = armw->csc.valid;
+		if (wndw->func->image_clr)
+			asyw->clr.image = armw->image.handle[0] != 0;
+	}
+
+	return 0;
+}
+
+static void
+nv50_wndw_cleanup_fb(struct drm_plane *plane, struct drm_plane_state *old_state)
+{
+	struct nouveau_drm *drm = nouveau_drm(plane->dev);
+	struct nouveau_bo *nvbo;
+
+	NV_ATOMIC(drm, "%s cleanup: %p\n", plane->name, old_state->fb);
+	if (!old_state->fb)
+		return;
+
+	nvbo = nouveau_gem_object(old_state->fb->obj[0]);
+	nouveau_bo_unpin(nvbo);
+}
+
+static int
+nv50_wndw_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state)
+{
+	struct drm_framebuffer *fb = state->fb;
+	struct nouveau_drm *drm = nouveau_drm(plane->dev);
+	struct nv50_wndw *wndw = nv50_wndw(plane);
+	struct nv50_wndw_atom *asyw = nv50_wndw_atom(state);
+	struct nouveau_bo *nvbo;
+	struct nv50_head_atom *asyh;
+	struct nv50_wndw_ctxdma *ctxdma;
+	int ret;
+
+	NV_ATOMIC(drm, "%s prepare: %p\n", plane->name, fb);
+	if (!asyw->state.fb)
+		return 0;
+
+	nvbo = nouveau_gem_object(fb->obj[0]);
+	ret = nouveau_bo_pin(nvbo, NOUVEAU_GEM_DOMAIN_VRAM, true);
+	if (ret)
+		return ret;
+
+	if (wndw->ctxdma.parent) {
+		if (wndw->wndw.base.user.oclass < GB202_DISP_WINDOW_CHANNEL_DMA) {
+			ctxdma = nv50_wndw_ctxdma_new(wndw, fb);
+			if (IS_ERR(ctxdma)) {
+				nouveau_bo_unpin(nvbo);
+				return PTR_ERR(ctxdma);
+			}
+
+			if (asyw->visible)
+				asyw->image.handle[0] = ctxdma->object.handle;
+		} else {
+			/* No CTXDMAs on Blackwell. */
+			if (asyw->visible) {
+				/* "handle != NULL_HANDLE" is used to determine enable status
+				 * in a number of places, so fill in a fake object handle.
+				 */
+				asyw->image.handle[0] = NV50_DISP_HANDLE_WNDW_CTX(0);
+			}
+		}
+	}
+
+	ret = drm_gem_plane_helper_prepare_fb(plane, state);
+	if (ret)
+		return ret;
+
+	asyw->image.offset[0] = nvbo->offset;
+
+	if (wndw->func->prepare) {
+		asyh = nv50_head_atom_get_new(asyw->state.state, asyw->state.crtc);
+		if (IS_ERR(asyh))
+			return PTR_ERR(asyh);
+
+		wndw->func->prepare(wndw, asyh, asyw);
+	}
+
+	return 0;
+}
+
+/* Only used by drm_panic get_scanout_buffer() and set_pixel(), so it is
+ * protected by the drm panic spinlock
+ */
+static u32 nv50_panic_blk_h;
+
+/* Return the framebuffer offset of the start of the block where pixel(x,y) is */
+static u32
+nv50_get_block_off(unsigned int x, unsigned int y, unsigned int pitch)
+{
+	u32 blk_x, blk_y, blk_columns;
+
+	blk_columns = nouveau_get_width_in_blocks(pitch);
+	blk_x = (x * 4) / NV_TILE_GOB_WIDTH_BYTES;
+	blk_y = y / nv50_panic_blk_h;
+
+	return ((blk_y * blk_columns) + blk_x) * NV_TILE_GOB_WIDTH_BYTES * nv50_panic_blk_h;
+}
+
+/* Turing and later have 2 level of tiles inside the block */
+static void
+nv50_set_pixel_swizzle(struct drm_scanout_buffer *sb, unsigned int x,
+		       unsigned int y, u32 color)
+{
+	u32 blk_off, off, swizzle;
+
+	blk_off = nv50_get_block_off(x, y, sb->pitch[0]);
+
+	y = y % nv50_panic_blk_h;
+
+	/* Inside the block, use the fast address swizzle to compute the offset
+	 * For nvidia blocklinear, bit order is yn..y3 x3 y2 x2 y1 y0 x1 x0
+	 */
+	swizzle = (x & 3) | (y & 3) << 2 | (x & 4) << 2 | (y & 4) << 3;
+	swizzle |= (x & 8) << 3 | (y >> 3) << 7;
+	off = blk_off + swizzle * 4;
+
+	iosys_map_wr(&sb->map[0], off, u32, color);
+}
+
+static void
+nv50_set_pixel(struct drm_scanout_buffer *sb, unsigned int x, unsigned int y,
+	       u32 color)
+{
+	u32 blk_off, off;
+
+	blk_off = nv50_get_block_off(x, y, sb->width);
+
+	x = x % (NV_TILE_GOB_WIDTH_BYTES / 4);
+	y = y % nv50_panic_blk_h;
+	off = blk_off + x * 4 + y * NV_TILE_GOB_WIDTH_BYTES;
+
+	iosys_map_wr(&sb->map[0], off, u32, color);
+}
+
+static int
+nv50_wndw_get_scanout_buffer(struct drm_plane *plane, struct drm_scanout_buffer *sb)
+{
+	struct drm_framebuffer *fb;
+	struct nouveau_bo *nvbo;
+	struct nouveau_drm *drm = nouveau_drm(plane->dev);
+	u16 chipset = drm->client.device.info.chipset;
+	u8 family = drm->client.device.info.family;
+	u32 tile_mode;
+	u8 kind;
+
+	if (!plane->state || !plane->state->fb)
+		return -EINVAL;
+
+	fb = plane->state->fb;
+	nvbo = nouveau_gem_object(fb->obj[0]);
+
+	/* Don't support compressed format, or multiplane yet. */
+	if (nvbo->comp || fb->format->num_planes != 1)
+		return -EOPNOTSUPP;
+
+	if (nouveau_bo_map(nvbo)) {
+		drm_warn(plane->dev, "nouveau bo map failed, panic won't be displayed\n");
+		return -ENOMEM;
+	}
+
+	if (nvbo->kmap.bo_kmap_type & TTM_BO_MAP_IOMEM_MASK)
+		iosys_map_set_vaddr_iomem(&sb->map[0], (void __iomem *)nvbo->kmap.virtual);
+	else
+		iosys_map_set_vaddr(&sb->map[0], nvbo->kmap.virtual);
+
+	sb->height = fb->height;
+	sb->width = fb->width;
+	sb->pitch[0] = fb->pitches[0];
+	sb->format = fb->format;
+
+	nouveau_framebuffer_get_layout(fb, &tile_mode, &kind);
+	if (kind) {
+		/* If tiling is enabled, use set_pixel() to display correctly.
+		 * Only handle 32bits format for now.
+		 */
+		if (fb->format->cpp[0] != 4)
+			return -EOPNOTSUPP;
+		nv50_panic_blk_h = nouveau_get_gob_height(family) *
+				   nouveau_get_gobs_in_block(tile_mode, chipset);
+
+		if (chipset >= 0x160)
+			sb->set_pixel = nv50_set_pixel_swizzle;
+		else
+			sb->set_pixel = nv50_set_pixel;
+	}
+	return 0;
+}
+
+static const struct drm_plane_helper_funcs
+nv50_wndw_helper = {
+	.prepare_fb = nv50_wndw_prepare_fb,
+	.cleanup_fb = nv50_wndw_cleanup_fb,
+	.atomic_check = nv50_wndw_atomic_check,
+};
+
+static const struct drm_plane_helper_funcs
+nv50_wndw_primary_helper = {
+	.prepare_fb = nv50_wndw_prepare_fb,
+	.cleanup_fb = nv50_wndw_cleanup_fb,
+	.atomic_check = nv50_wndw_atomic_check,
+	.get_scanout_buffer = nv50_wndw_get_scanout_buffer,
+};
+
+static void
+nv50_wndw_atomic_destroy_state(struct drm_plane *plane,
+			       struct drm_plane_state *state)
+{
+	struct nv50_wndw_atom *asyw = nv50_wndw_atom(state);
+	__drm_atomic_helper_plane_destroy_state(&asyw->state);
+	kfree(asyw);
+}
+
+static struct drm_plane_state *
+nv50_wndw_atomic_duplicate_state(struct drm_plane *plane)
+{
+	struct nv50_wndw_atom *armw = nv50_wndw_atom(plane->state);
+	struct nv50_wndw_atom *asyw;
+	if (!(asyw = kmalloc_obj(*asyw)))
+		return NULL;
+	__drm_atomic_helper_plane_duplicate_state(plane, &asyw->state);
+	asyw->sema = armw->sema;
+	asyw->ntfy = armw->ntfy;
+	asyw->ilut = NULL;
+	asyw->xlut = armw->xlut;
+	asyw->csc  = armw->csc;
+	asyw->image = armw->image;
+	asyw->point = armw->point;
+	asyw->clr.mask = 0;
+	asyw->set.mask = 0;
+	return &asyw->state;
+}
+
+static int
+nv50_wndw_zpos_default(struct drm_plane *plane)
+{
+	return (plane->type == DRM_PLANE_TYPE_PRIMARY) ? 0 :
+	       (plane->type == DRM_PLANE_TYPE_OVERLAY) ? 1 : 255;
+}
+
+static void
+nv50_wndw_reset(struct drm_plane *plane)
+{
+	struct nv50_wndw_atom *asyw;
+
+	if (WARN_ON(!(asyw = kzalloc_obj(*asyw))))
+		return;
+
+	if (plane->state)
+		plane->funcs->atomic_destroy_state(plane, plane->state);
+
+	__drm_atomic_helper_plane_reset(plane, &asyw->state);
+}
+
+static void
+nv50_wndw_destroy(struct drm_plane *plane)
+{
+	struct nv50_wndw *wndw = nv50_wndw(plane);
+	struct nv50_wndw_ctxdma *ctxdma, *ctxtmp;
+
+	list_for_each_entry_safe(ctxdma, ctxtmp, &wndw->ctxdma.list, head) {
+		nv50_wndw_ctxdma_del(ctxdma);
+	}
+
+	nv50_dmac_destroy(&wndw->wimm);
+	nv50_dmac_destroy(&wndw->wndw);
+
+	nv50_lut_fini(&wndw->ilut);
+
+	drm_plane_cleanup(&wndw->plane);
+	kfree(wndw);
+}
+
+/* This function assumes the format has already been validated against the plane
+ * and the modifier was validated against the device-wide modifier list at FB
+ * creation time.
+ */
+static bool nv50_plane_format_mod_supported(struct drm_plane *plane,
+					    u32 format, u64 modifier)
+{
+	struct nouveau_drm *drm = nouveau_drm(plane->dev);
+	const struct drm_format_info *info = drm_format_info(format);
+	uint8_t i;
+
+	/* All chipsets can display all formats in linear layout */
+	if (modifier == DRM_FORMAT_MOD_LINEAR)
+		return true;
+
+	if (drm->client.device.info.chipset < 0xc0) {
+		const uint8_t kind = (modifier >> 12) & 0xff;
+
+		if (!format) return false;
+
+		for (i = 0; i < info->num_planes; i++)
+			if ((info->cpp[i] != 4) && kind != 0x70) return false;
+	} else if (drm->client.device.info.chipset >= 0x1b2) {
+		const uint8_t slayout = ((modifier >> 22) & 0x1) |
+			((modifier >> 25) & 0x6);
+
+		if (!format)
+			return false;
+
+		/*
+		 * Note in practice this implies only formats where cpp is equal
+		 * for each plane, or >= 4 for all planes, are supported.
+		 */
+		for (i = 0; i < info->num_planes; i++) {
+			if (((info->cpp[i] == 2) && slayout != 3) ||
+			    ((info->cpp[i] == 1) && slayout != 2) ||
+			    ((info->cpp[i] >= 4) && slayout != 1))
+				return false;
+
+			/* 24-bit not supported. It has yet another layout */
+			WARN_ON(info->cpp[i] == 3);
+		}
+	}
+
+	return true;
+}
+
+const struct drm_plane_funcs
+nv50_wndw = {
+	.update_plane = drm_atomic_helper_update_plane,
+	.disable_plane = drm_atomic_helper_disable_plane,
+	.destroy = nv50_wndw_destroy,
+	.reset = nv50_wndw_reset,
+	.atomic_duplicate_state = nv50_wndw_atomic_duplicate_state,
+	.atomic_destroy_state = nv50_wndw_atomic_destroy_state,
+	.format_mod_supported = nv50_plane_format_mod_supported,
+};
+
+static const u64 nv50_cursor_format_modifiers[] = {
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID,
+};
+
+int
+nv50_wndw_new_(const struct nv50_wndw_func *func, struct drm_device *dev,
+	       enum drm_plane_type type, const char *name, int index,
+	       const u32 *format, u32 heads,
+	       enum nv50_disp_interlock_type interlock_type, u32 interlock_data,
+	       struct nv50_wndw **pwndw)
+{
+	struct nouveau_drm *drm = nouveau_drm(dev);
+	struct nvif_mmu *mmu = &drm->client.mmu;
+	struct nv50_disp *disp = nv50_disp(dev);
+	struct nv50_wndw *wndw;
+	const u64 *format_modifiers;
+	int nformat;
+	int ret;
+
+	if (!(wndw = *pwndw = kzalloc_obj(*wndw)))
+		return -ENOMEM;
+	wndw->func = func;
+	wndw->id = index;
+	wndw->interlock.type = interlock_type;
+	wndw->interlock.data = interlock_data;
+
+	wndw->ctxdma.parent = &wndw->wndw.base.user;
+	INIT_LIST_HEAD(&wndw->ctxdma.list);
+
+	for (nformat = 0; format[nformat]; nformat++);
+
+	if (type == DRM_PLANE_TYPE_CURSOR)
+		format_modifiers = nv50_cursor_format_modifiers;
+	else
+		format_modifiers = nouveau_display(dev)->format_modifiers;
+
+	ret = drm_universal_plane_init(dev, &wndw->plane, heads, &nv50_wndw, format, nformat,
+				       format_modifiers, type, "%s-%d", name, index);
+	if (ret) {
+		kfree(*pwndw);
+		*pwndw = NULL;
+		return ret;
+	}
+
+	if (type == DRM_PLANE_TYPE_PRIMARY)
+		drm_plane_helper_add(&wndw->plane, &nv50_wndw_primary_helper);
+	else
+		drm_plane_helper_add(&wndw->plane, &nv50_wndw_helper);
+
+	if (wndw->func->ilut) {
+		ret = nv50_lut_init(disp, mmu, &wndw->ilut);
+		if (ret)
+			return ret;
+	}
+
+	if (wndw->func->blend_set) {
+		ret = drm_plane_create_zpos_property(&wndw->plane,
+				nv50_wndw_zpos_default(&wndw->plane), 0, 254);
+		if (ret)
+			return ret;
+
+		ret = drm_plane_create_alpha_property(&wndw->plane);
+		if (ret)
+			return ret;
+
+		ret = drm_plane_create_blend_mode_property(&wndw->plane,
+				BIT(DRM_MODE_BLEND_PIXEL_NONE) |
+				BIT(DRM_MODE_BLEND_PREMULTI) |
+				BIT(DRM_MODE_BLEND_COVERAGE));
+		if (ret)
+			return ret;
+	} else {
+		ret = drm_plane_create_zpos_immutable_property(&wndw->plane,
+				nv50_wndw_zpos_default(&wndw->plane));
+		if (ret)
+			return ret;
+	}
+
+	return 0;
+}
+
+int
+nv50_wndw_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
+	      struct nv50_wndw **pwndw)
+{
+	struct {
+		s32 oclass;
+		int version;
+		int (*new)(struct nouveau_drm *, enum drm_plane_type,
+			   int, s32, struct nv50_wndw **);
+	} wndws[] = {
+		{ GB202_DISP_WINDOW_CHANNEL_DMA, 0, wndwca7e_new },
+		{ GA102_DISP_WINDOW_CHANNEL_DMA, 0, wndwc67e_new },
+		{ TU102_DISP_WINDOW_CHANNEL_DMA, 0, wndwc57e_new },
+		{ GV100_DISP_WINDOW_CHANNEL_DMA, 0, wndwc37e_new },
+		{}
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	int cid, ret;
+
+	cid = nvif_mclass(&disp->disp->object, wndws);
+	if (cid < 0) {
+		NV_ERROR(drm, "No supported window class\n");
+		return cid;
+	}
+
+	ret = wndws[cid].new(drm, type, index, wndws[cid].oclass, pwndw);
+	if (ret)
+		return ret;
+
+	return nv50_wimm_init(drm, *pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wndw.h

@@ -0,0 +1,142 @@
+#ifndef __NV50_KMS_WNDW_H__
+#define __NV50_KMS_WNDW_H__
+#define nv50_wndw(p) container_of((p), struct nv50_wndw, plane)
+#include "disp.h"
+#include "atom.h"
+#include "lut.h"
+
+struct nv50_wndw_ctxdma {
+	struct list_head head;
+	struct nvif_object object;
+};
+
+struct nv50_wndw {
+	const struct nv50_wndw_func *func;
+	const struct nv50_wimm_func *immd;
+	int id;
+	struct nv50_disp_interlock interlock;
+
+	struct {
+		struct nvif_object *parent;
+		struct list_head list;
+	} ctxdma;
+
+	struct drm_plane plane;
+
+	struct nv50_lut ilut;
+
+	struct nv50_dmac wndw;
+	struct nv50_dmac wimm;
+
+	u16 ntfy;
+	u16 sema;
+	u32 data;
+};
+
+int nv50_wndw_new_(const struct nv50_wndw_func *, struct drm_device *,
+		   enum drm_plane_type, const char *name, int index,
+		   const u32 *format, u32 heads,
+		   enum nv50_disp_interlock_type, u32 interlock_data,
+		   struct nv50_wndw **);
+void nv50_wndw_flush_set(struct nv50_wndw *, u32 *interlock,
+			 struct nv50_wndw_atom *);
+void nv50_wndw_flush_clr(struct nv50_wndw *, u32 *interlock, bool flush,
+			 struct nv50_wndw_atom *);
+void nv50_wndw_ntfy_enable(struct nv50_wndw *, struct nv50_wndw_atom *);
+int nv50_wndw_wait_armed(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+struct nv50_wndw_func {
+	int (*acquire)(struct nv50_wndw *, struct nv50_wndw_atom *asyw,
+		       struct nv50_head_atom *asyh);
+	void (*release)(struct nv50_wndw *, struct nv50_wndw_atom *asyw,
+			struct nv50_head_atom *asyh);
+	void (*prepare)(struct nv50_wndw *, struct nv50_head_atom *asyh,
+			struct nv50_wndw_atom *asyw);
+
+	int (*sema_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	int (*sema_clr)(struct nv50_wndw *);
+	void (*ntfy_reset)(struct nouveau_bo *, u32 offset);
+	int (*ntfy_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	int (*ntfy_clr)(struct nv50_wndw *);
+	int (*ntfy_wait_begun)(struct nouveau_bo *, u32 offset,
+			       struct nvif_device *);
+	void (*ilut)(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyh, int size);
+	void (*csc)(struct nv50_wndw *, struct nv50_wndw_atom *,
+		    const struct drm_color_ctm *);
+	int (*csc_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	int (*csc_clr)(struct nv50_wndw *);
+	bool ilut_identity;
+	int  ilut_size;
+	bool olut_core;
+	int (*xlut_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	int (*xlut_clr)(struct nv50_wndw *);
+	int (*image_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	int (*image_clr)(struct nv50_wndw *);
+	int (*scale_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	int (*blend_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+	int (*update)(struct nv50_wndw *, u32 *interlock);
+};
+
+extern const struct drm_plane_funcs nv50_wndw;
+
+void base507c_ntfy_reset(struct nouveau_bo *, u32);
+int base507c_ntfy_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int base507c_ntfy_clr(struct nv50_wndw *);
+int base507c_ntfy_wait_begun(struct nouveau_bo *, u32, struct nvif_device *);
+int base507c_image_clr(struct nv50_wndw *);
+int base507c_update(struct nv50_wndw *, u32 *);
+
+void base907c_csc(struct nv50_wndw *, struct nv50_wndw_atom *,
+		  const struct drm_color_ctm *);
+
+struct nv50_wimm_func {
+	int (*point)(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+	int (*update)(struct nv50_wndw *, u32 *interlock);
+};
+
+extern const struct nv50_wimm_func curs507a;
+bool curs507a_space(struct nv50_wndw *);
+
+static inline __must_check int
+nvif_chan_wait(struct nv50_dmac *dmac, u32 size)
+{
+	struct nv50_wndw *wndw = container_of(dmac, typeof(*wndw), wimm);
+	return curs507a_space(wndw) ? 0 : -ETIMEDOUT;
+}
+
+int wndwc37e_new(struct nouveau_drm *, enum drm_plane_type, int, s32,
+		 struct nv50_wndw **);
+int wndwc37e_new_(const struct nv50_wndw_func *, struct nouveau_drm *,
+		  enum drm_plane_type type, int index, s32 oclass, u32 heads,
+		  struct nv50_wndw **);
+int wndwc37e_acquire(struct nv50_wndw *, struct nv50_wndw_atom *,
+		     struct nv50_head_atom *);
+void wndwc37e_release(struct nv50_wndw *, struct nv50_wndw_atom *,
+		      struct nv50_head_atom *);
+int wndwc37e_sema_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int wndwc37e_sema_clr(struct nv50_wndw *);
+int wndwc37e_ntfy_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int wndwc37e_ntfy_clr(struct nv50_wndw *);
+int wndwc37e_image_clr(struct nv50_wndw *);
+int wndwc37e_blend_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int wndwc37e_update(struct nv50_wndw *, u32 *);
+
+int wndwc57e_new(struct nouveau_drm *, enum drm_plane_type, int, s32,
+		 struct nv50_wndw **);
+void wndwc57e_ilut(struct nv50_wndw *, struct nv50_wndw_atom *, int);
+int wndwc57e_ilut_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int wndwc57e_ilut_clr(struct nv50_wndw *);
+int wndwc57e_csc_set(struct nv50_wndw *, struct nv50_wndw_atom *);
+int wndwc57e_csc_clr(struct nv50_wndw *);
+
+int wndwc67e_new(struct nouveau_drm *, enum drm_plane_type, int, s32,
+		 struct nv50_wndw **);
+
+int wndwca7e_new(struct nouveau_drm *, enum drm_plane_type, int, s32,
+		 struct nv50_wndw **);
+
+int nv50_wndw_new(struct nouveau_drm *, enum drm_plane_type, int index,
+		  struct nv50_wndw **);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wndwc37e.c

@@ -0,0 +1,387 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "wndw.h"
+#include "atom.h"
+
+#include <drm/drm_atomic_helper.h>
+#include <nouveau_bo.h>
+
+#include <nvif/class.h>
+#include <nvif/if0014.h>
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc37e.h>
+
+static int
+wndwc37e_csc_clr(struct nv50_wndw *wndw)
+{
+	return 0;
+}
+
+static int
+wndwc37e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_CSC_RED2RED, asyw->csc.matrix, 12);
+	return 0;
+}
+
+static int
+wndwc37e_ilut_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_INPUT_LUT, 0x00000000);
+	return 0;
+}
+
+static int
+wndwc37e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_CONTROL_INPUT_LUT,
+		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, OUTPUT_MODE, asyw->xlut.i.output_mode) |
+		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, RANGE, asyw->xlut.i.range) |
+		  NVVAL(NVC37E, SET_CONTROL_INPUT_LUT, SIZE, asyw->xlut.i.size),
+
+				SET_OFFSET_INPUT_LUT, asyw->xlut.i.offset >> 8,
+				SET_CONTEXT_DMA_INPUT_LUT, asyw->xlut.handle);
+	return 0;
+}
+
+static void
+wndwc37e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
+{
+	asyw->xlut.i.size = size == 1024 ? NVC37E_SET_CONTROL_INPUT_LUT_SIZE_SIZE_1025 :
+					   NVC37E_SET_CONTROL_INPUT_LUT_SIZE_SIZE_257;
+	asyw->xlut.i.range = NVC37E_SET_CONTROL_INPUT_LUT_RANGE_UNITY;
+	asyw->xlut.i.output_mode = NVC37E_SET_CONTROL_INPUT_LUT_OUTPUT_MODE_INTERPOLATE;
+	asyw->xlut.i.load = head907d_olut_load;
+}
+
+int
+wndwc37e_blend_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 8)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_COMPOSITION_CONTROL,
+		  NVDEF(NVC37E, SET_COMPOSITION_CONTROL, COLOR_KEY_SELECT, DISABLE) |
+		  NVVAL(NVC37E, SET_COMPOSITION_CONTROL, DEPTH, asyw->blend.depth),
+
+				SET_COMPOSITION_CONSTANT_ALPHA,
+		  NVVAL(NVC37E, SET_COMPOSITION_CONSTANT_ALPHA, K1, asyw->blend.k1) |
+		  NVVAL(NVC37E, SET_COMPOSITION_CONSTANT_ALPHA, K2, 0),
+
+				SET_COMPOSITION_FACTOR_SELECT,
+		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, SRC_COLOR_FACTOR_MATCH_SELECT,
+							       asyw->blend.src_color) |
+		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, SRC_COLOR_FACTOR_NO_MATCH_SELECT,
+							       asyw->blend.src_color) |
+		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, DST_COLOR_FACTOR_MATCH_SELECT,
+							       asyw->blend.dst_color) |
+		  NVVAL(NVC37E, SET_COMPOSITION_FACTOR_SELECT, DST_COLOR_FACTOR_NO_MATCH_SELECT,
+							       asyw->blend.dst_color),
+
+				SET_KEY_ALPHA,
+		  NVVAL(NVC37E, SET_KEY_ALPHA, MIN, 0x0000) |
+		  NVVAL(NVC37E, SET_KEY_ALPHA, MAX, 0xffff),
+
+				SET_KEY_RED_CR,
+		  NVVAL(NVC37E, SET_KEY_RED_CR, MIN, 0x0000) |
+		  NVVAL(NVC37E, SET_KEY_RED_CR, MAX, 0xffff),
+
+				SET_KEY_GREEN_Y,
+		  NVVAL(NVC37E, SET_KEY_GREEN_Y, MIN, 0x0000) |
+		  NVVAL(NVC37E, SET_KEY_GREEN_Y, MAX, 0xffff),
+
+				SET_KEY_BLUE_CB,
+		  NVVAL(NVC37E, SET_KEY_BLUE_CB, MIN, 0x0000) |
+		  NVVAL(NVC37E, SET_KEY_BLUE_CB, MAX, 0xffff));
+	return 0;
+}
+
+int
+wndwc37e_image_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_PRESENT_CONTROL,
+		  NVVAL(NVC37E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, 0) |
+		  NVDEF(NVC37E, SET_PRESENT_CONTROL, BEGIN_MODE, NON_TEARING));
+
+	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_ISO(0), 0x00000000);
+	return 0;
+}
+
+static int
+wndwc37e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 17)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_PRESENT_CONTROL,
+		  NVVAL(NVC37E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
+		  NVVAL(NVC37E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVDEF(NVC37E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
+
+	PUSH_MTHD(push, NVC37E, SET_SIZE,
+		  NVVAL(NVC37E, SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NVC37E, SET_SIZE, HEIGHT, asyw->image.h),
+
+				SET_STORAGE,
+		  NVVAL(NVC37E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NVC37E, SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SET_PARAMS,
+		  NVVAL(NVC37E, SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVVAL(NVC37E, SET_PARAMS, COLOR_SPACE, asyw->image.colorspace) |
+		  NVDEF(NVC37E, SET_PARAMS, INPUT_RANGE, BYPASS) |
+		  NVDEF(NVC37E, SET_PARAMS, UNDERREPLICATE, DISABLE) |
+		  NVDEF(NVC37E, SET_PARAMS, DE_GAMMA, NONE) |
+		  NVVAL(NVC37E, SET_PARAMS, CSC, asyw->csc.valid) |
+		  NVDEF(NVC37E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
+		  NVDEF(NVC37E, SET_PARAMS, SWAP_UV, DISABLE),
+
+				SET_PLANAR_STORAGE(0),
+		  NVVAL(NVC37E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NVC37E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
+
+	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_ISO(0), asyw->image.handle, 1);
+	PUSH_MTHD(push, NVC37E, SET_OFFSET(0), asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NVC37E, SET_POINT_IN(0),
+		  NVVAL(NVC37E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
+		  NVVAL(NVC37E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
+
+	PUSH_MTHD(push, NVC37E, SET_SIZE_IN,
+		  NVVAL(NVC37E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
+		  NVVAL(NVC37E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
+
+	PUSH_MTHD(push, NVC37E, SET_SIZE_OUT,
+		  NVVAL(NVC37E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
+		  NVVAL(NVC37E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
+	return 0;
+}
+
+int
+wndwc37e_ntfy_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_NOTIFIER, 0x00000000);
+	return 0;
+}
+
+int
+wndwc37e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 3)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_NOTIFIER, asyw->ntfy.handle,
+
+				SET_NOTIFIER_CONTROL,
+		  NVVAL(NVC37E, SET_NOTIFIER_CONTROL, MODE, asyw->ntfy.awaken) |
+		  NVVAL(NVC37E, SET_NOTIFIER_CONTROL, OFFSET, asyw->ntfy.offset >> 4));
+	return 0;
+}
+
+int
+wndwc37e_sema_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_CONTEXT_DMA_SEMAPHORE, 0x00000000);
+	return 0;
+}
+
+int
+wndwc37e_sema_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_SEMAPHORE_CONTROL, asyw->sema.offset,
+				SET_SEMAPHORE_ACQUIRE, asyw->sema.acquire,
+				SET_SEMAPHORE_RELEASE, asyw->sema.release,
+				SET_CONTEXT_DMA_SEMAPHORE, asyw->sema.handle);
+	return 0;
+}
+
+int
+wndwc37e_update(struct nv50_wndw *wndw, u32 *interlock)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 5)))
+		return ret;
+
+	PUSH_MTHD(push, NVC37E, SET_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_CURS] << 1 |
+						     interlock[NV50_DISP_INTERLOCK_CORE],
+				SET_WINDOW_INTERLOCK_FLAGS, interlock[NV50_DISP_INTERLOCK_WNDW]);
+
+	PUSH_MTHD(push, NVC37E, UPDATE, 0x00000001 |
+		  NVVAL(NVC37E, UPDATE, INTERLOCK_WITH_WIN_IMM,
+			  !!(interlock[NV50_DISP_INTERLOCK_WIMM] & wndw->interlock.data)));
+
+	return PUSH_KICK(push);
+}
+
+void
+wndwc37e_release(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+}
+
+int
+wndwc37e_acquire(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw,
+		 struct nv50_head_atom *asyh)
+{
+	return drm_atomic_helper_check_plane_state(&asyw->state, &asyh->state,
+						   DRM_PLANE_NO_SCALING,
+						   DRM_PLANE_NO_SCALING,
+						   true, true);
+}
+
+static const u32
+wndwc37e_format[] = {
+	DRM_FORMAT_C8,
+	DRM_FORMAT_YUYV,
+	DRM_FORMAT_UYVY,
+	DRM_FORMAT_XRGB8888,
+	DRM_FORMAT_ARGB8888,
+	DRM_FORMAT_RGB565,
+	DRM_FORMAT_XRGB1555,
+	DRM_FORMAT_ARGB1555,
+	DRM_FORMAT_XBGR2101010,
+	DRM_FORMAT_ABGR2101010,
+	DRM_FORMAT_XBGR8888,
+	DRM_FORMAT_ABGR8888,
+	DRM_FORMAT_XRGB2101010,
+	DRM_FORMAT_ARGB2101010,
+	DRM_FORMAT_XBGR16161616F,
+	DRM_FORMAT_ABGR16161616F,
+	0
+};
+
+static const struct nv50_wndw_func
+wndwc37e = {
+	.acquire = wndwc37e_acquire,
+	.release = wndwc37e_release,
+	.sema_set = wndwc37e_sema_set,
+	.sema_clr = wndwc37e_sema_clr,
+	.ntfy_set = wndwc37e_ntfy_set,
+	.ntfy_clr = wndwc37e_ntfy_clr,
+	.ntfy_reset = corec37d_ntfy_init,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.ilut = wndwc37e_ilut,
+	.ilut_size = 1024,
+	.xlut_set = wndwc37e_ilut_set,
+	.xlut_clr = wndwc37e_ilut_clr,
+	.csc = base907c_csc,
+	.csc_set = wndwc37e_csc_set,
+	.csc_clr = wndwc37e_csc_clr,
+	.image_set = wndwc37e_image_set,
+	.image_clr = wndwc37e_image_clr,
+	.blend_set = wndwc37e_blend_set,
+	.update = wndwc37e_update,
+};
+
+int
+wndwc37e_new_(const struct nv50_wndw_func *func, struct nouveau_drm *drm,
+	      enum drm_plane_type type, int index, s32 oclass, u32 heads,
+	      struct nv50_wndw **pwndw)
+{
+	struct nvif_disp_chan_v0 args = {
+		.id = index,
+	};
+	struct nv50_disp *disp = nv50_disp(drm->dev);
+	struct nv50_wndw *wndw;
+	int ret;
+
+	ret = nv50_wndw_new_(func, drm->dev, type, "wndw", index,
+			     wndwc37e_format, heads, NV50_DISP_INTERLOCK_WNDW,
+			     BIT(index), &wndw);
+	if (*pwndw = wndw, ret)
+		return ret;
+
+	ret = nv50_dmac_create(drm,
+			       &oclass, 0, &args, sizeof(args),
+			       disp->sync->offset, &wndw->wndw);
+	if (ret) {
+		NV_ERROR(drm, "qndw%04x allocation failed: %d\n", oclass, ret);
+		return ret;
+	}
+
+	wndw->ntfy = NV50_DISP_WNDW_NTFY(wndw->id);
+	wndw->sema = NV50_DISP_WNDW_SEM0(wndw->id);
+	wndw->data = 0x00000000;
+	return 0;
+}
+
+int
+wndwc37e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
+	     s32 oclass, struct nv50_wndw **pwndw)
+{
+	return wndwc37e_new_(&wndwc37e, drm, type, index, oclass,
+			     BIT(index >> 1), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wndwc57e.c

@@ -0,0 +1,243 @@
+/*
+ * Copyright 2018 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "wndw.h"
+#include "atom.h"
+
+#include <drm/drm_atomic_helper.h>
+#include <nouveau_bo.h>
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc57e.h>
+
+static int
+wndwc57e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 17)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57E, SET_PRESENT_CONTROL,
+		  NVVAL(NVC57E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
+		  NVVAL(NVC57E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVDEF(NVC57E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
+
+	PUSH_MTHD(push, NVC57E, SET_SIZE,
+		  NVVAL(NVC57E, SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NVC57E, SET_SIZE, HEIGHT, asyw->image.h),
+
+				SET_STORAGE,
+		  NVVAL(NVC57E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh) |
+		  NVVAL(NVC57E, SET_STORAGE, MEMORY_LAYOUT, asyw->image.layout),
+
+				SET_PARAMS,
+		  NVVAL(NVC57E, SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVDEF(NVC57E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
+		  NVDEF(NVC57E, SET_PARAMS, SWAP_UV, DISABLE) |
+		  NVDEF(NVC57E, SET_PARAMS, FMT_ROUNDING_MODE, ROUND_TO_NEAREST),
+
+				SET_PLANAR_STORAGE(0),
+		  NVVAL(NVC57E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NVC57E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
+
+	PUSH_MTHD(push, NVC57E, SET_CONTEXT_DMA_ISO(0), asyw->image.handle, 1);
+	PUSH_MTHD(push, NVC57E, SET_OFFSET(0), asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NVC57E, SET_POINT_IN(0),
+		  NVVAL(NVC57E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
+		  NVVAL(NVC57E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
+
+	PUSH_MTHD(push, NVC57E, SET_SIZE_IN,
+		  NVVAL(NVC57E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
+		  NVVAL(NVC57E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
+
+	PUSH_MTHD(push, NVC57E, SET_SIZE_OUT,
+		  NVVAL(NVC57E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
+		  NVVAL(NVC57E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
+	return 0;
+}
+
+int
+wndwc57e_csc_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	const u32 identity[12] = {
+		0x00010000, 0x00000000, 0x00000000, 0x00000000,
+		0x00000000, 0x00010000, 0x00000000, 0x00000000,
+		0x00000000, 0x00000000, 0x00010000, 0x00000000,
+	};
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 1 + ARRAY_SIZE(identity))))
+		return ret;
+
+	PUSH_MTHD(push, NVC57E, SET_FMT_COEFFICIENT_C00, identity, ARRAY_SIZE(identity));
+	return 0;
+}
+
+int
+wndwc57e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 13)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57E, SET_FMT_COEFFICIENT_C00, asyw->csc.matrix, 12);
+	return 0;
+}
+
+int
+wndwc57e_ilut_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 2)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57E, SET_CONTEXT_DMA_ILUT, 0x00000000);
+	return 0;
+}
+
+int
+wndwc57e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 4)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57E, SET_ILUT_CONTROL,
+		  NVVAL(NVC57E, SET_ILUT_CONTROL, SIZE, asyw->xlut.i.size) |
+		  NVVAL(NVC57E, SET_ILUT_CONTROL, MODE, asyw->xlut.i.mode) |
+		  NVVAL(NVC57E, SET_ILUT_CONTROL, INTERPOLATE, asyw->xlut.i.output_mode),
+
+				SET_CONTEXT_DMA_ILUT, asyw->xlut.handle,
+				SET_OFFSET_ILUT, asyw->xlut.i.offset >> 8);
+	return 0;
+}
+
+static u16
+fixedU0_16_FP16(u16 fixed)
+{
+        int sign = 0, exp = 0, man = 0;
+        if (fixed) {
+                while (--exp && !(fixed & 0x8000))
+                        fixed <<= 1;
+                man = ((fixed << 1) & 0xffc0) >> 6;
+                exp += 15;
+        }
+        return (sign << 15) | (exp << 10) | man;
+}
+
+static void
+wndwc57e_ilut_load(struct drm_color_lut *in, int size, void __iomem *mem)
+{
+	memset_io(mem, 0x00, 0x20); /* VSS header. */
+	mem += 0x20;
+
+	for (; size--; in++, mem += 0x08) {
+		u16 r = fixedU0_16_FP16(drm_color_lut_extract(in->  red, 16));
+		u16 g = fixedU0_16_FP16(drm_color_lut_extract(in->green, 16));
+		u16 b = fixedU0_16_FP16(drm_color_lut_extract(in-> blue, 16));
+		writew(r, mem + 0);
+		writew(g, mem + 2);
+		writew(b, mem + 4);
+	}
+
+	/* INTERPOLATE modes require a "next" entry to interpolate with,
+	 * so we replicate the last entry to deal with this for now.
+	 */
+	writew(readw(mem - 8), mem + 0);
+	writew(readw(mem - 6), mem + 2);
+	writew(readw(mem - 4), mem + 4);
+}
+
+void
+wndwc57e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
+{
+	if (!size)
+		size = 1024;
+
+	if (size == 256)
+		asyw->xlut.i.mode = NVC57E_SET_ILUT_CONTROL_MODE_DIRECT8;
+	else
+		asyw->xlut.i.mode = NVC57E_SET_ILUT_CONTROL_MODE_DIRECT10;
+
+	asyw->xlut.i.size = 4 /* VSS header. */ + size + 1 /* Entries. */;
+	asyw->xlut.i.output_mode = NVC57E_SET_ILUT_CONTROL_INTERPOLATE_DISABLE;
+	asyw->xlut.i.load = wndwc57e_ilut_load;
+}
+
+/****************************************************************
+ *            Log2(block height) ----------------------------+  *
+ *            Page Kind ----------------------------------+  |  *
+ *            Gob Height/Page Kind Generation ------+     |  |  *
+ *                          Sector layout -------+  |     |  |  *
+ *                          Compression ------+  |  |     |  |  */
+const u64 wndwc57e_modifiers[] = { /*         |  |  |     |  |  */
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 0),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 1),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 2),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 3),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 4),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 5),
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID
+};
+
+static const struct nv50_wndw_func
+wndwc57e = {
+	.acquire = wndwc37e_acquire,
+	.release = wndwc37e_release,
+	.sema_set = wndwc37e_sema_set,
+	.sema_clr = wndwc37e_sema_clr,
+	.ntfy_set = wndwc37e_ntfy_set,
+	.ntfy_clr = wndwc37e_ntfy_clr,
+	.ntfy_reset = corec37d_ntfy_init,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.ilut = wndwc57e_ilut,
+	.ilut_identity = true,
+	.ilut_size = 1024,
+	.xlut_set = wndwc57e_ilut_set,
+	.xlut_clr = wndwc57e_ilut_clr,
+	.csc = base907c_csc,
+	.csc_set = wndwc57e_csc_set,
+	.csc_clr = wndwc57e_csc_clr,
+	.image_set = wndwc57e_image_set,
+	.image_clr = wndwc37e_image_clr,
+	.blend_set = wndwc37e_blend_set,
+	.update = wndwc37e_update,
+};
+
+int
+wndwc57e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
+	     s32 oclass, struct nv50_wndw **pwndw)
+{
+	return wndwc37e_new_(&wndwc57e, drm, type, index, oclass,
+			     BIT(index >> 1), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wndwc67e.c

@@ -0,0 +1,106 @@
+/*
+ * Copyright 2021 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "wndw.h"
+#include "atom.h"
+
+#include <nvif/pushc37b.h>
+
+#include <nvhw/class/clc57e.h>
+
+static int
+wndwc67e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	if ((ret = PUSH_WAIT(push, 17)))
+		return ret;
+
+	PUSH_MTHD(push, NVC57E, SET_PRESENT_CONTROL,
+		  NVVAL(NVC57E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
+		  NVVAL(NVC57E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVDEF(NVC57E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
+
+	PUSH_MTHD(push, NVC57E, SET_SIZE,
+		  NVVAL(NVC57E, SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NVC57E, SET_SIZE, HEIGHT, asyw->image.h),
+
+				SET_STORAGE,
+		  NVVAL(NVC57E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh),
+
+				SET_PARAMS,
+		  NVVAL(NVC57E, SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVDEF(NVC57E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
+		  NVDEF(NVC57E, SET_PARAMS, SWAP_UV, DISABLE) |
+		  NVDEF(NVC57E, SET_PARAMS, FMT_ROUNDING_MODE, ROUND_TO_NEAREST),
+
+				SET_PLANAR_STORAGE(0),
+		  NVVAL(NVC57E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NVC57E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
+
+	PUSH_MTHD(push, NVC57E, SET_CONTEXT_DMA_ISO(0), asyw->image.handle, 1);
+	PUSH_MTHD(push, NVC57E, SET_OFFSET(0), asyw->image.offset[0] >> 8);
+
+	PUSH_MTHD(push, NVC57E, SET_POINT_IN(0),
+		  NVVAL(NVC57E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
+		  NVVAL(NVC57E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
+
+	PUSH_MTHD(push, NVC57E, SET_SIZE_IN,
+		  NVVAL(NVC57E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
+		  NVVAL(NVC57E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
+
+	PUSH_MTHD(push, NVC57E, SET_SIZE_OUT,
+		  NVVAL(NVC57E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
+		  NVVAL(NVC57E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
+	return 0;
+}
+
+static const struct nv50_wndw_func
+wndwc67e = {
+	.acquire = wndwc37e_acquire,
+	.release = wndwc37e_release,
+	.sema_set = wndwc37e_sema_set,
+	.sema_clr = wndwc37e_sema_clr,
+	.ntfy_set = wndwc37e_ntfy_set,
+	.ntfy_clr = wndwc37e_ntfy_clr,
+	.ntfy_reset = corec37d_ntfy_init,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.ilut = wndwc57e_ilut,
+	.ilut_identity = true,
+	.ilut_size = 1024,
+	.xlut_set = wndwc57e_ilut_set,
+	.xlut_clr = wndwc57e_ilut_clr,
+	.csc = base907c_csc,
+	.csc_set = wndwc57e_csc_set,
+	.csc_clr = wndwc57e_csc_clr,
+	.image_set = wndwc67e_image_set,
+	.image_clr = wndwc37e_image_clr,
+	.blend_set = wndwc37e_blend_set,
+	.update = wndwc37e_update,
+};
+
+int
+wndwc67e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
+	     s32 oclass, struct nv50_wndw **pwndw)
+{
+	return wndwc37e_new_(&wndwc67e, drm, type, index, oclass, BIT(index >> 1), pwndw);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/dispnv50/wndwca7e.c

@@ -0,0 +1,242 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved.
+ */
+#include "wndw.h"
+#include "atom.h"
+
+#include <nvif/pushc97b.h>
+
+#include <nvhw/class/clca7e.h>
+
+#include <nouveau_bo.h>
+
+static int
+wndwca7e_image_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 4);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7E, SET_PRESENT_CONTROL,
+		  NVVAL(NVCA7E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, 0) |
+		  NVDEF(NVCA7E, SET_PRESENT_CONTROL, BEGIN_MODE, NON_TEARING));
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_ISO(0),
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, ENABLE, DISABLE));
+
+	return 0;
+}
+
+static int
+wndwca7e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	const u32 iso0_hi = upper_32_bits(asyw->image.offset[0]);
+	const u32 iso0_lo = lower_32_bits(asyw->image.offset[0]);
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret, kind;
+
+	if (asyw->image.kind)
+		kind = NVCA7E_SET_SURFACE_ADDRESS_LO_ISO_KIND_BLOCKLINEAR;
+	else
+		kind = NVCA7E_SET_SURFACE_ADDRESS_LO_ISO_KIND_PITCH;
+
+	ret = PUSH_WAIT(push, 17);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_HI_ISO(0), iso0_hi);
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_ISO(0),
+		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, ADDRESS_LO, iso0_lo >> 4) |
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, TARGET, PHYSICAL_NVM) |
+		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, KIND, kind) |
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ISO, ENABLE, ENABLE));
+
+	PUSH_MTHD(push, NVCA7E, SET_PRESENT_CONTROL,
+		  NVVAL(NVCA7E, SET_PRESENT_CONTROL, MIN_PRESENT_INTERVAL, asyw->image.interval) |
+		  NVVAL(NVCA7E, SET_PRESENT_CONTROL, BEGIN_MODE, asyw->image.mode) |
+		  NVDEF(NVCA7E, SET_PRESENT_CONTROL, TIMESTAMP_MODE, DISABLE));
+
+	PUSH_MTHD(push, NVCA7E, SET_SIZE,
+		  NVVAL(NVCA7E, SET_SIZE, WIDTH, asyw->image.w) |
+		  NVVAL(NVCA7E, SET_SIZE, HEIGHT, asyw->image.h),
+
+				SET_STORAGE,
+		  NVVAL(NVCA7E, SET_STORAGE, BLOCK_HEIGHT, asyw->image.blockh),
+
+				SET_PARAMS,
+		  NVVAL(NVCA7E, SET_PARAMS, FORMAT, asyw->image.format) |
+		  NVDEF(NVCA7E, SET_PARAMS, CLAMP_BEFORE_BLEND, DISABLE) |
+		  NVDEF(NVCA7E, SET_PARAMS, SWAP_UV, DISABLE) |
+		  NVDEF(NVCA7E, SET_PARAMS, FMT_ROUNDING_MODE, ROUND_TO_NEAREST),
+
+				SET_PLANAR_STORAGE(0),
+		  NVVAL(NVCA7E, SET_PLANAR_STORAGE, PITCH, asyw->image.blocks[0]) |
+		  NVVAL(NVCA7E, SET_PLANAR_STORAGE, PITCH, asyw->image.pitch[0] >> 6));
+
+	PUSH_MTHD(push, NVCA7E, SET_POINT_IN(0),
+		  NVVAL(NVCA7E, SET_POINT_IN, X, asyw->state.src_x >> 16) |
+		  NVVAL(NVCA7E, SET_POINT_IN, Y, asyw->state.src_y >> 16));
+
+	PUSH_MTHD(push, NVCA7E, SET_SIZE_IN,
+		  NVVAL(NVCA7E, SET_SIZE_IN, WIDTH, asyw->state.src_w >> 16) |
+		  NVVAL(NVCA7E, SET_SIZE_IN, HEIGHT, asyw->state.src_h >> 16));
+
+	PUSH_MTHD(push, NVCA7E, SET_SIZE_OUT,
+		  NVVAL(NVCA7E, SET_SIZE_OUT, WIDTH, asyw->state.crtc_w) |
+		  NVVAL(NVCA7E, SET_SIZE_OUT, HEIGHT, asyw->state.crtc_h));
+
+	return 0;
+}
+
+static int
+wndwca7e_ilut_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT,
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, ENABLE, DISABLE));
+
+	return 0;
+}
+
+static int
+wndwca7e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	const u32 ilut_hi = upper_32_bits(asyw->xlut.i.offset);
+	const u32 ilut_lo = lower_32_bits(asyw->xlut.i.offset);
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 5);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_HI_ILUT, ilut_hi,
+
+				SET_SURFACE_ADDRESS_LO_ILUT,
+		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, ADDRESS_LO, ilut_lo >> 4) |
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, TARGET, PHYSICAL_NVM) |
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_ILUT, ENABLE, ENABLE));
+
+	PUSH_MTHD(push, NVCA7E, SET_ILUT_CONTROL,
+		  NVVAL(NVCA7E, SET_ILUT_CONTROL, SIZE, asyw->xlut.i.size) |
+		  NVVAL(NVCA7E, SET_ILUT_CONTROL, MODE, asyw->xlut.i.mode) |
+		  NVVAL(NVCA7E, SET_ILUT_CONTROL, INTERPOLATE, asyw->xlut.i.output_mode));
+
+	return 0;
+}
+
+static int
+wndwca7e_ntfy_clr(struct nv50_wndw *wndw)
+{
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 2);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER,
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, ENABLE, DISABLE));
+
+	return 0;
+}
+
+static int
+wndwca7e_ntfy_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
+{
+	struct nv50_disp *disp = nv50_disp(wndw->plane.dev);
+	const u64 ntfy_addr = disp->sync->offset + asyw->ntfy.offset;
+	const u32 ntfy_hi = upper_32_bits(ntfy_addr);
+	const u32 ntfy_lo = lower_32_bits(ntfy_addr);
+	struct nvif_push *push = &wndw->wndw.push;
+	int ret;
+
+	ret = PUSH_WAIT(push, 5);
+	if (ret)
+		return ret;
+
+	PUSH_MTHD(push, NVCA7E, SET_SURFACE_ADDRESS_HI_NOTIFIER, ntfy_hi,
+
+				SET_SURFACE_ADDRESS_LO_NOTIFIER,
+		  NVVAL(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, ADDRESS_LO, ntfy_lo >> 4) |
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, TARGET, PHYSICAL_NVM) |
+		  NVDEF(NVCA7E, SET_SURFACE_ADDRESS_LO_NOTIFIER, ENABLE, ENABLE));
+
+	PUSH_MTHD(push, NVCA7E, SET_NOTIFIER_CONTROL,
+		  NVVAL(NVCA7E, SET_NOTIFIER_CONTROL, MODE, asyw->ntfy.awaken));
+
+	return 0;
+}
+
+/****************************************************************
+ *            Log2(block height) ----------------------------+  *
+ *            Page Kind ----------------------------------+  |  *
+ *            Gob Height/Page Kind Generation ------+     |  |  *
+ *                          Sector layout -------+  |     |  |  *
+ *                          Compression ------+  |  |     |  |  */
+const u64 wndwca7e_modifiers[] = { /*         |  |  |     |  |  */
+	/* 4cpp+ modifiers */
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 0),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 1),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 2),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 3),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 4),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 1, 2, 0x06, 5),
+	/* 1cpp/8bpp modifiers */
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 2, 2, 0x06, 0),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 2, 2, 0x06, 1),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 2, 2, 0x06, 2),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 2, 2, 0x06, 3),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 2, 2, 0x06, 4),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 2, 2, 0x06, 5),
+	/* 2cpp/16bpp modifiers */
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 3, 2, 0x06, 0),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 3, 2, 0x06, 1),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 3, 2, 0x06, 2),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 3, 2, 0x06, 3),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 3, 2, 0x06, 4),
+	DRM_FORMAT_MOD_NVIDIA_BLOCK_LINEAR_2D(0, 3, 2, 0x06, 5),
+	/* All formats support linear */
+	DRM_FORMAT_MOD_LINEAR,
+	DRM_FORMAT_MOD_INVALID
+};
+
+static const struct nv50_wndw_func
+wndwca7e = {
+	.acquire = wndwc37e_acquire,
+	.release = wndwc37e_release,
+	.ntfy_set = wndwca7e_ntfy_set,
+	.ntfy_clr = wndwca7e_ntfy_clr,
+	.ntfy_reset = corec37d_ntfy_init,
+	.ntfy_wait_begun = base507c_ntfy_wait_begun,
+	.ilut = wndwc57e_ilut,
+	.ilut_identity = true,
+	.ilut_size = 1024,
+	.xlut_set = wndwca7e_ilut_set,
+	.xlut_clr = wndwca7e_ilut_clr,
+	.csc = base907c_csc,
+	.csc_set = wndwc57e_csc_set,
+	.csc_clr = wndwc57e_csc_clr,
+	.image_set = wndwca7e_image_set,
+	.image_clr = wndwca7e_image_clr,
+	.blend_set = wndwc37e_blend_set,
+	.update = wndwc37e_update,
+};
+
+int
+wndwca7e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
+	     s32 oclass, struct nv50_wndw **pwndw)
+{
+	return wndwc37e_new_(&wndwca7e, drm, type, index, oclass, BIT(index >> 1), pwndw);
+}