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linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/Kbuild

@@ -0,0 +1,20 @@
+# SPDX-License-Identifier: MIT
+nvkm-y += nvkm/subdev/devinit/base.o
+nvkm-y += nvkm/subdev/devinit/nv04.o
+nvkm-y += nvkm/subdev/devinit/nv05.o
+nvkm-y += nvkm/subdev/devinit/nv10.o
+nvkm-y += nvkm/subdev/devinit/nv1a.o
+nvkm-y += nvkm/subdev/devinit/nv20.o
+nvkm-y += nvkm/subdev/devinit/nv50.o
+nvkm-y += nvkm/subdev/devinit/g84.o
+nvkm-y += nvkm/subdev/devinit/g98.o
+nvkm-y += nvkm/subdev/devinit/gt215.o
+nvkm-y += nvkm/subdev/devinit/mcp89.o
+nvkm-y += nvkm/subdev/devinit/gf100.o
+nvkm-y += nvkm/subdev/devinit/gm107.o
+nvkm-y += nvkm/subdev/devinit/gm200.o
+nvkm-y += nvkm/subdev/devinit/gv100.o
+nvkm-y += nvkm/subdev/devinit/tu102.o
+nvkm-y += nvkm/subdev/devinit/ga100.o
+
+nvkm-y += nvkm/subdev/devinit/r535.o

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/base.c

@@ -0,0 +1,136 @@
+/*
+ * Copyright 2012 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "priv.h"
+
+#include <core/option.h>
+#include <subdev/vga.h>
+
+u32
+nvkm_devinit_mmio(struct nvkm_devinit *init, u32 addr)
+{
+	if (init->func->mmio)
+		addr = init->func->mmio(init, addr);
+	return addr;
+}
+
+int
+nvkm_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 khz)
+{
+	return init->func->pll_set(init, type, khz);
+}
+
+void
+nvkm_devinit_meminit(struct nvkm_devinit *init)
+{
+	if (init->func->meminit)
+		init->func->meminit(init);
+}
+
+u64
+nvkm_devinit_disable(struct nvkm_devinit *init)
+{
+	if (init && init->func->disable)
+		init->func->disable(init);
+
+	return 0;
+}
+
+int
+nvkm_devinit_post(struct nvkm_devinit *init)
+{
+	int ret = 0;
+	if (init && init->func->post)
+		ret = init->func->post(init, init->post);
+	nvkm_devinit_disable(init);
+	return ret;
+}
+
+static int
+nvkm_devinit_fini(struct nvkm_subdev *subdev, enum nvkm_suspend_state suspend)
+{
+	struct nvkm_devinit *init = nvkm_devinit(subdev);
+	/* force full reinit on resume */
+	if (suspend != NVKM_POWEROFF)
+		init->post = true;
+	return 0;
+}
+
+static int
+nvkm_devinit_preinit(struct nvkm_subdev *subdev)
+{
+	struct nvkm_devinit *init = nvkm_devinit(subdev);
+
+	if (init->func->preinit)
+		init->func->preinit(init);
+
+	/* Override the post flag during the first call if NvForcePost is set */
+	if (init->force_post) {
+		init->post = init->force_post;
+		init->force_post = false;
+	}
+
+	/* unlock the extended vga crtc regs */
+	nvkm_lockvgac(subdev->device, false);
+	return 0;
+}
+
+static int
+nvkm_devinit_init(struct nvkm_subdev *subdev)
+{
+	struct nvkm_devinit *init = nvkm_devinit(subdev);
+	if (init->func->init)
+		init->func->init(init);
+	return 0;
+}
+
+static void *
+nvkm_devinit_dtor(struct nvkm_subdev *subdev)
+{
+	struct nvkm_devinit *init = nvkm_devinit(subdev);
+	void *data = init;
+
+	if (init->func->dtor)
+		data = init->func->dtor(init);
+
+	/* lock crtc regs */
+	nvkm_lockvgac(subdev->device, true);
+	return data;
+}
+
+static const struct nvkm_subdev_func
+nvkm_devinit = {
+	.dtor = nvkm_devinit_dtor,
+	.preinit = nvkm_devinit_preinit,
+	.init = nvkm_devinit_init,
+	.fini = nvkm_devinit_fini,
+};
+
+void
+nvkm_devinit_ctor(const struct nvkm_devinit_func *func, struct nvkm_device *device,
+		  enum nvkm_subdev_type type, int inst, struct nvkm_devinit *init)
+{
+	nvkm_subdev_ctor(&nvkm_devinit, device, type, inst, &init->subdev);
+	init->func = func;
+	init->force_post = nvkm_boolopt(device->cfgopt, "NvForcePost", false);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/fbmem.h

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2010 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * 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 (including the
+ * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 <subdev/fb/regsnv04.h>
+
+#define NV04_PFB_DEBUG_0					0x00100080
+#	define NV04_PFB_DEBUG_0_PAGE_MODE			0x00000001
+#	define NV04_PFB_DEBUG_0_REFRESH_OFF			0x00000010
+#	define NV04_PFB_DEBUG_0_REFRESH_COUNTX64		0x00003f00
+#	define NV04_PFB_DEBUG_0_REFRESH_SLOW_CLK		0x00004000
+#	define NV04_PFB_DEBUG_0_SAFE_MODE			0x00008000
+#	define NV04_PFB_DEBUG_0_ALOM_ENABLE			0x00010000
+#	define NV04_PFB_DEBUG_0_CASOE				0x00100000
+#	define NV04_PFB_DEBUG_0_CKE_INVERT			0x10000000
+#	define NV04_PFB_DEBUG_0_REFINC				0x20000000
+#	define NV04_PFB_DEBUG_0_SAVE_POWER_OFF			0x40000000
+#define NV04_PFB_CFG0						0x00100200
+#	define NV04_PFB_CFG0_SCRAMBLE				0x20000000
+#define NV04_PFB_CFG1						0x00100204
+#define NV04_PFB_SCRAMBLE(i)                         (0x00100400 + 4 * (i))
+
+#define NV10_PFB_REFCTRL					0x00100210
+#	define NV10_PFB_REFCTRL_VALID_1				(1 << 31)
+
+static inline struct io_mapping *
+fbmem_init(struct nvkm_device *dev)
+{
+	return io_mapping_create_wc(dev->func->resource_addr(dev, NVKM_BAR1_FB),
+				    dev->func->resource_size(dev, NVKM_BAR1_FB));
+}
+
+static inline void
+fbmem_fini(struct io_mapping *fb)
+{
+	io_mapping_free(fb);
+}
+
+static inline u32
+fbmem_peek(struct io_mapping *fb, u32 off)
+{
+	u8 __iomem *p = io_mapping_map_atomic_wc(fb, off & PAGE_MASK);
+	u32 val = ioread32(p + (off & ~PAGE_MASK));
+	io_mapping_unmap_atomic(p);
+	return val;
+}
+
+static inline void
+fbmem_poke(struct io_mapping *fb, u32 off, u32 val)
+{
+	u8 __iomem *p = io_mapping_map_atomic_wc(fb, off & PAGE_MASK);
+	iowrite32(val, p + (off & ~PAGE_MASK));
+	wmb();
+	io_mapping_unmap_atomic(p);
+}
+
+static inline bool
+fbmem_readback(struct io_mapping *fb, u32 off, u32 val)
+{
+	fbmem_poke(fb, off, val);
+	return val == fbmem_peek(fb, off);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g84.c

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static void
+g84_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
+
+	if (!(r001540 & 0x40000000)) {
+		nvkm_subdev_disable(device, NVKM_ENGINE_MPEG, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_VP, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_BSP, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_CIPHER, 0);
+	}
+
+	if (!(r00154c & 0x00000004))
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+	if (!(r00154c & 0x00000020))
+		nvkm_subdev_disable(device, NVKM_ENGINE_BSP, 0);
+	if (!(r00154c & 0x00000040))
+		nvkm_subdev_disable(device, NVKM_ENGINE_CIPHER, 0);
+}
+
+static const struct nvkm_devinit_func
+g84_devinit = {
+	.preinit = nv50_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.pll_set = nv50_devinit_pll_set,
+	.disable = g84_devinit_disable,
+};
+
+int
+g84_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&g84_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/g98.c

@@ -0,0 +1,64 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static void
+g98_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
+
+	if (!(r001540 & 0x40000000)) {
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPPP, 0);
+	}
+
+	if (!(r00154c & 0x00000004))
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+	if (!(r00154c & 0x00000020))
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0);
+	if (!(r00154c & 0x00000040))
+		nvkm_subdev_disable(device, NVKM_ENGINE_SEC, 0);
+}
+
+static const struct nvkm_devinit_func
+g98_devinit = {
+	.preinit = nv50_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.pll_set = nv50_devinit_pll_set,
+	.disable = g98_devinit_disable,
+};
+
+int
+g98_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&g98_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/ga100.c

@@ -0,0 +1,92 @@
+/*
+ * 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 "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+#include <subdev/gsp.h>
+
+static int
+ga100_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvbios_pll info;
+	int head = type - PLL_VPLL0;
+	int N, fN, M, P;
+	int ret;
+
+	ret = nvbios_pll_parse(device->bios, type, &info);
+	if (ret)
+		return ret;
+
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
+	if (ret < 0)
+		return ret;
+
+	switch (info.type) {
+	case PLL_VPLL0:
+	case PLL_VPLL1:
+	case PLL_VPLL2:
+	case PLL_VPLL3:
+		nvkm_wr32(device, 0x00ef00 + (head * 0x40), 0x02080004);
+		nvkm_wr32(device, 0x00ef18 + (head * 0x40), (N << 16) | fN);
+		nvkm_wr32(device, 0x00ef04 + (head * 0x40), (P << 16) | M);
+		nvkm_wr32(device, 0x00e9c0 + (head * 0x04), 0x00000001);
+		break;
+	default:
+		nvkm_warn(subdev, "%08x/%dKhz unimplemented\n", type, freq);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static void
+ga100_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r820c04 = nvkm_rd32(device, 0x820c04);
+
+	if (r820c04 & 0x00000001)
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+}
+
+static const struct nvkm_devinit_func
+ga100_devinit = {
+	.disable = ga100_devinit_disable,
+	.init = nv50_devinit_init,
+	.post = tu102_devinit_post,
+	.pll_set = ga100_devinit_pll_set,
+};
+
+int
+ga100_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	if (nvkm_gsp_rm(device->gsp))
+		return r535_devinit_new(&ga100_devinit, device, type, inst, pinit);
+
+	return nv50_devinit_new_(&ga100_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gf100.c

@@ -0,0 +1,118 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+
+int
+gf100_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvbios_pll info;
+	int N, fN, M, P;
+	int ret;
+
+	ret = nvbios_pll_parse(device->bios, type, &info);
+	if (ret)
+		return ret;
+
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
+	if (ret < 0)
+		return ret;
+
+	switch (info.type) {
+	case PLL_VPLL0:
+	case PLL_VPLL1:
+	case PLL_VPLL2:
+	case PLL_VPLL3:
+		nvkm_mask(device, info.reg + 0x0c, 0x00000000, 0x00000100);
+		nvkm_wr32(device, info.reg + 0x04, (P << 16) | (N << 8) | M);
+		nvkm_wr32(device, info.reg + 0x10, fN << 16);
+		break;
+	default:
+		nvkm_warn(subdev, "%08x/%dKhz unimplemented\n", type, freq);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static void
+gf100_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r022500 = nvkm_rd32(device, 0x022500);
+
+	if (r022500 & 0x00000001)
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+
+	if (r022500 & 0x00000002) {
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPPP, 0);
+	}
+
+	if (r022500 & 0x00000004)
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0);
+	if (r022500 & 0x00000008)
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSENC, 0);
+	if (r022500 & 0x00000100)
+		nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0);
+	if (r022500 & 0x00000200)
+		nvkm_subdev_disable(device, NVKM_ENGINE_CE, 1);
+}
+
+void
+gf100_devinit_preinit(struct nvkm_devinit *base)
+{
+	struct nv50_devinit *init = nv50_devinit(base);
+	struct nvkm_subdev *subdev = &init->base.subdev;
+	struct nvkm_device *device = subdev->device;
+
+	/*
+	 * This bit is set by devinit, and flips back to 0 on suspend. We
+	 * can use it as a reliable way to know whether we should run devinit.
+	 */
+	base->post = ((nvkm_rd32(device, 0x2240c) & BIT(1)) == 0);
+}
+
+static const struct nvkm_devinit_func
+gf100_devinit = {
+	.preinit = gf100_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.pll_set = gf100_devinit_pll_set,
+	.disable = gf100_devinit_disable,
+};
+
+int
+gf100_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&gf100_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm107.c

@@ -0,0 +1,62 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+#include <subdev/gsp.h>
+
+void
+gm107_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r021c00 = nvkm_rd32(device, 0x021c00);
+	u32 r021c04 = nvkm_rd32(device, 0x021c04);
+
+	/* gsp only wants to enable/disable display */
+	if (!nvkm_gsp_rm(device->gsp)) {
+		if (r021c00 & 0x00000001)
+			nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0);
+		if (r021c00 & 0x00000004)
+			nvkm_subdev_disable(device, NVKM_ENGINE_CE, 2);
+	}
+	if (r021c04 & 0x00000001)
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+}
+
+static const struct nvkm_devinit_func
+gm107_devinit = {
+	.preinit = gf100_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.pll_set = gf100_devinit_pll_set,
+	.disable = gm107_devinit_disable,
+};
+
+int
+gm107_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&gm107_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gm200.c

@@ -0,0 +1,192 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/pmu.h>
+#include <subdev/pmu.h>
+#include <subdev/timer.h>
+
+static void
+pmu_code(struct nv50_devinit *init, u32 pmu, u32 img, u32 len, bool sec)
+{
+	struct nvkm_device *device = init->base.subdev.device;
+	struct nvkm_bios *bios = device->bios;
+	int i;
+
+	nvkm_wr32(device, 0x10a180, 0x01000000 | (sec ? 0x10000000 : 0) | pmu);
+	for (i = 0; i < len; i += 4) {
+		if ((i & 0xff) == 0)
+			nvkm_wr32(device, 0x10a188, (pmu + i) >> 8);
+		nvkm_wr32(device, 0x10a184, nvbios_rd32(bios, img + i));
+	}
+
+	while (i & 0xff) {
+		nvkm_wr32(device, 0x10a184, 0x00000000);
+		i += 4;
+	}
+}
+
+static void
+pmu_data(struct nv50_devinit *init, u32 pmu, u32 img, u32 len)
+{
+	struct nvkm_device *device = init->base.subdev.device;
+	struct nvkm_bios *bios = device->bios;
+	int i;
+
+	nvkm_wr32(device, 0x10a1c0, 0x01000000 | pmu);
+	for (i = 0; i < len; i += 4)
+		nvkm_wr32(device, 0x10a1c4, nvbios_rd32(bios, img + i));
+}
+
+static u32
+pmu_args(struct nv50_devinit *init, u32 argp, u32 argi)
+{
+	struct nvkm_device *device = init->base.subdev.device;
+	nvkm_wr32(device, 0x10a1c0, argp);
+	nvkm_wr32(device, 0x10a1c0, nvkm_rd32(device, 0x10a1c4) + argi);
+	return nvkm_rd32(device, 0x10a1c4);
+}
+
+static void
+pmu_exec(struct nv50_devinit *init, u32 init_addr)
+{
+	struct nvkm_device *device = init->base.subdev.device;
+	nvkm_wr32(device, 0x10a104, init_addr);
+	nvkm_wr32(device, 0x10a10c, 0x00000000);
+	nvkm_wr32(device, 0x10a100, 0x00000002);
+}
+
+static int
+pmu_load(struct nv50_devinit *init, u8 type, bool post,
+	 u32 *init_addr_pmu, u32 *args_addr_pmu)
+{
+	struct nvkm_subdev *subdev = &init->base.subdev;
+	struct nvkm_bios *bios = subdev->device->bios;
+	struct nvbios_pmuR pmu;
+	int ret;
+
+	if (!nvbios_pmuRm(bios, type, &pmu))
+		return -EINVAL;
+
+	if (!post || !subdev->device->pmu)
+		return 0;
+
+	ret = nvkm_falcon_reset(&subdev->device->pmu->falcon);
+	if (ret)
+		return ret;
+
+	pmu_code(init, pmu.boot_addr_pmu, pmu.boot_addr, pmu.boot_size, false);
+	pmu_code(init, pmu.code_addr_pmu, pmu.code_addr, pmu.code_size, true);
+	pmu_data(init, pmu.data_addr_pmu, pmu.data_addr, pmu.data_size);
+
+	if (init_addr_pmu) {
+		*init_addr_pmu = pmu.init_addr_pmu;
+		*args_addr_pmu = pmu.args_addr_pmu;
+		return 0;
+	}
+
+	return pmu_exec(init, pmu.init_addr_pmu), 0;
+}
+
+void
+gm200_devinit_preos(struct nv50_devinit *init, bool post)
+{
+	/* Optional: Execute PRE_OS application on PMU, which should at
+	 * least take care of fans until a full PMU has been loaded.
+	 */
+	pmu_load(init, 0x01, post, NULL, NULL);
+}
+
+int
+gm200_devinit_post(struct nvkm_devinit *base, bool post)
+{
+	struct nv50_devinit *init = nv50_devinit(base);
+	struct nvkm_subdev *subdev = &init->base.subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvkm_bios *bios = device->bios;
+	struct bit_entry bit_I;
+	u32 exec, args;
+	int ret;
+
+	if (bit_entry(bios, 'I', &bit_I) || bit_I.version != 1 ||
+					    bit_I.length < 0x1c) {
+		nvkm_error(subdev, "VBIOS PMU init data not found\n");
+		return -EINVAL;
+	}
+
+	/* Upload DEVINIT application from VBIOS onto PMU. */
+	ret = pmu_load(init, 0x04, post, &exec, &args);
+	if (ret) {
+		nvkm_error(subdev, "VBIOS PMU/DEVINIT not found\n");
+		return ret;
+	}
+
+	/* Upload tables required by opcodes in boot scripts. */
+	if (post) {
+		u32 pmu = pmu_args(init, args + 0x08, 0x08);
+		u32 img = nvbios_rd16(bios, bit_I.offset + 0x14);
+		u32 len = nvbios_rd16(bios, bit_I.offset + 0x16);
+		pmu_data(init, pmu, img, len);
+	}
+
+	/* Upload boot scripts. */
+	if (post) {
+		u32 pmu = pmu_args(init, args + 0x08, 0x10);
+		u32 img = nvbios_rd16(bios, bit_I.offset + 0x18);
+		u32 len = nvbios_rd16(bios, bit_I.offset + 0x1a);
+		pmu_data(init, pmu, img, len);
+	}
+
+	/* Execute DEVINIT. */
+	if (post) {
+		nvkm_wr32(device, 0x10a040, 0x00005000);
+		pmu_exec(init, exec);
+		if (nvkm_msec(device, 2000,
+			if (nvkm_rd32(device, 0x10a040) & 0x00002000)
+				break;
+		) < 0)
+			return -ETIMEDOUT;
+	}
+
+	gm200_devinit_preos(init, post);
+	return 0;
+}
+
+static const struct nvkm_devinit_func
+gm200_devinit = {
+	.preinit = gf100_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = gm200_devinit_post,
+	.pll_set = gf100_devinit_pll_set,
+	.disable = gm107_devinit_disable,
+};
+
+int
+gm200_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&gm200_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gt215.c

@@ -0,0 +1,150 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+
+int
+gt215_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvbios_pll info;
+	int N, fN, M, P;
+	int ret;
+
+	ret = nvbios_pll_parse(device->bios, type, &info);
+	if (ret)
+		return ret;
+
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
+	if (ret < 0)
+		return ret;
+
+	switch (info.type) {
+	case PLL_VPLL0:
+	case PLL_VPLL1:
+		nvkm_wr32(device, info.reg + 0, 0x50000610);
+		nvkm_mask(device, info.reg + 4, 0x003fffff,
+						(P << 16) | (M << 8) | N);
+		nvkm_wr32(device, info.reg + 8, fN);
+		break;
+	default:
+		nvkm_warn(subdev, "%08x/%dKhz unimplemented\n", type, freq);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static void
+gt215_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
+
+	if (!(r001540 & 0x40000000)) {
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPPP, 0);
+	}
+
+	if (!(r00154c & 0x00000004))
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+	if (!(r00154c & 0x00000020))
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0);
+	if (!(r00154c & 0x00000200))
+		nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0);
+}
+
+static u32
+gt215_devinit_mmio_part[] = {
+	0x100720, 0x1008bc, 4,
+	0x100a20, 0x100adc, 4,
+	0x100d80, 0x100ddc, 4,
+	0x110000, 0x110f9c, 4,
+	0x111000, 0x11103c, 8,
+	0x111080, 0x1110fc, 4,
+	0x111120, 0x1111fc, 4,
+	0x111300, 0x1114bc, 4,
+	0,
+};
+
+static u32
+gt215_devinit_mmio(struct nvkm_devinit *base, u32 addr)
+{
+	struct nv50_devinit *init = nv50_devinit(base);
+	struct nvkm_device *device = init->base.subdev.device;
+	u32 *mmio = gt215_devinit_mmio_part;
+
+	/* the init tables on some boards have INIT_RAM_RESTRICT_ZM_REG_GROUP
+	 * instructions which touch registers that may not even exist on
+	 * some configurations (Quadro 400), which causes the register
+	 * interface to screw up for some amount of time after attempting to
+	 * write to one of these, and results in all sorts of things going
+	 * horribly wrong.
+	 *
+	 * the binary driver avoids touching these registers at all, however,
+	 * the video bios doesn't care and does what the scripts say.  it's
+	 * presumed that the io-port access to init registers isn't effected
+	 * by the screw-up bug mentioned above.
+	 *
+	 * really, a new opcode should've been invented to handle these
+	 * requirements, but whatever, it's too late for that now.
+	 */
+	while (mmio[0]) {
+		if (addr >= mmio[0] && addr <= mmio[1]) {
+			u32 part = (addr / mmio[2]) & 7;
+			if (!init->r001540)
+				init->r001540 = nvkm_rd32(device, 0x001540);
+			if (part >= hweight8((init->r001540 >> 16) & 0xff))
+				return ~0;
+			return addr;
+		}
+		mmio += 3;
+	}
+
+	return addr;
+}
+
+static const struct nvkm_devinit_func
+gt215_devinit = {
+	.preinit = nv50_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.mmio = gt215_devinit_mmio,
+	.pll_set = gt215_devinit_pll_set,
+	.disable = gt215_devinit_disable,
+};
+
+int
+gt215_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&gt215_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/gv100.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 "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+
+static int
+gv100_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvbios_pll info;
+	int head = type - PLL_VPLL0;
+	int N, fN, M, P;
+	int ret;
+
+	ret = nvbios_pll_parse(device->bios, type, &info);
+	if (ret)
+		return ret;
+
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
+	if (ret < 0)
+		return ret;
+
+	switch (info.type) {
+	case PLL_VPLL0:
+	case PLL_VPLL1:
+	case PLL_VPLL2:
+	case PLL_VPLL3:
+		nvkm_wr32(device, 0x00ef10 + (head * 0x40), fN << 16);
+		nvkm_wr32(device, 0x00ef04 + (head * 0x40), (P << 16) |
+							    (N <<  8) |
+							    (M <<  0));
+		break;
+	default:
+		nvkm_warn(subdev, "%08x/%dKhz unimplemented\n", type, freq);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static const struct nvkm_devinit_func
+gv100_devinit = {
+	.preinit = gf100_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = gm200_devinit_post,
+	.pll_set = gv100_devinit_pll_set,
+	.disable = gm107_devinit_disable,
+};
+
+int
+gv100_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&gv100_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/mcp89.c

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static void
+mcp89_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+	u32 r00154c = nvkm_rd32(device, 0x00154c);
+
+	if (!(r001540 & 0x40000000)) {
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPDEC, 0);
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSPPP, 0);
+	}
+
+	if (!(r00154c & 0x00000004))
+		nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+	if (!(r00154c & 0x00000020))
+		nvkm_subdev_disable(device, NVKM_ENGINE_MSVLD, 0);
+	if (!(r00154c & 0x00000040))
+		nvkm_subdev_disable(device, NVKM_ENGINE_VIC, 0);
+	if (!(r00154c & 0x00000200))
+		nvkm_subdev_disable(device, NVKM_ENGINE_CE, 0);
+}
+
+static const struct nvkm_devinit_func
+mcp89_devinit = {
+	.preinit = nv50_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.pll_set = gt215_devinit_pll_set,
+	.disable = mcp89_devinit_disable,
+};
+
+int
+mcp89_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&mcp89_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.c

@@ -0,0 +1,465 @@
+/*
+ * Copyright (C) 2010 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * 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 (including the
+ * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 "nv04.h"
+#include "fbmem.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+#include <subdev/vga.h>
+
+static void
+nv04_devinit_meminit(struct nvkm_devinit *init)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	u32 patt = 0xdeadbeef;
+	struct io_mapping *fb;
+	int i;
+
+	/* Map the framebuffer aperture */
+	fb = fbmem_init(device);
+	if (!fb) {
+		nvkm_error(subdev, "failed to map fb\n");
+		return;
+	}
+
+	/* Sequencer and refresh off */
+	nvkm_wrvgas(device, 0, 1, nvkm_rdvgas(device, 0, 1) | 0x20);
+	nvkm_mask(device, NV04_PFB_DEBUG_0, 0, NV04_PFB_DEBUG_0_REFRESH_OFF);
+
+	nvkm_mask(device, NV04_PFB_BOOT_0, ~0,
+		      NV04_PFB_BOOT_0_RAM_AMOUNT_16MB |
+		      NV04_PFB_BOOT_0_RAM_WIDTH_128 |
+		      NV04_PFB_BOOT_0_RAM_TYPE_SGRAM_16MBIT);
+
+	for (i = 0; i < 4; i++)
+		fbmem_poke(fb, 4 * i, patt);
+
+	fbmem_poke(fb, 0x400000, patt + 1);
+
+	if (fbmem_peek(fb, 0) == patt + 1) {
+		nvkm_mask(device, NV04_PFB_BOOT_0,
+			      NV04_PFB_BOOT_0_RAM_TYPE,
+			      NV04_PFB_BOOT_0_RAM_TYPE_SDRAM_16MBIT);
+		nvkm_mask(device, NV04_PFB_DEBUG_0,
+			      NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
+
+		for (i = 0; i < 4; i++)
+			fbmem_poke(fb, 4 * i, patt);
+
+		if ((fbmem_peek(fb, 0xc) & 0xffff) != (patt & 0xffff))
+			nvkm_mask(device, NV04_PFB_BOOT_0,
+				      NV04_PFB_BOOT_0_RAM_WIDTH_128 |
+				      NV04_PFB_BOOT_0_RAM_AMOUNT,
+				      NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
+	} else
+	if ((fbmem_peek(fb, 0xc) & 0xffff0000) != (patt & 0xffff0000)) {
+		nvkm_mask(device, NV04_PFB_BOOT_0,
+			      NV04_PFB_BOOT_0_RAM_WIDTH_128 |
+			      NV04_PFB_BOOT_0_RAM_AMOUNT,
+			      NV04_PFB_BOOT_0_RAM_AMOUNT_4MB);
+	} else
+	if (fbmem_peek(fb, 0) != patt) {
+		if (fbmem_readback(fb, 0x800000, patt))
+			nvkm_mask(device, NV04_PFB_BOOT_0,
+				      NV04_PFB_BOOT_0_RAM_AMOUNT,
+				      NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
+		else
+			nvkm_mask(device, NV04_PFB_BOOT_0,
+				      NV04_PFB_BOOT_0_RAM_AMOUNT,
+				      NV04_PFB_BOOT_0_RAM_AMOUNT_4MB);
+
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_TYPE,
+			      NV04_PFB_BOOT_0_RAM_TYPE_SGRAM_8MBIT);
+	} else
+	if (!fbmem_readback(fb, 0x800000, patt)) {
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+			      NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
+
+	}
+
+	/* Refresh on, sequencer on */
+	nvkm_mask(device, NV04_PFB_DEBUG_0, NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
+	nvkm_wrvgas(device, 0, 1, nvkm_rdvgas(device, 0, 1) & ~0x20);
+	fbmem_fini(fb);
+}
+
+static int
+powerctrl_1_shift(int chip_version, int reg)
+{
+	int shift = -4;
+
+	if (chip_version < 0x17 || chip_version == 0x1a || chip_version == 0x20)
+		return shift;
+
+	switch (reg) {
+	case 0x680520:
+		shift += 4; fallthrough;
+	case 0x680508:
+		shift += 4; fallthrough;
+	case 0x680504:
+		shift += 4; fallthrough;
+	case 0x680500:
+		shift += 4;
+	}
+
+	/*
+	 * the shift for vpll regs is only used for nv3x chips with a single
+	 * stage pll
+	 */
+	if (shift > 4 && (chip_version < 0x32 || chip_version == 0x35 ||
+			  chip_version == 0x36 || chip_version >= 0x40))
+		shift = -4;
+
+	return shift;
+}
+
+void
+setPLL_single(struct nvkm_devinit *init, u32 reg,
+	      struct nvkm_pll_vals *pv)
+{
+	struct nvkm_device *device = init->subdev.device;
+	int chip_version = device->bios->version.chip;
+	uint32_t oldpll = nvkm_rd32(device, reg);
+	int oldN = (oldpll >> 8) & 0xff, oldM = oldpll & 0xff;
+	uint32_t pll = (oldpll & 0xfff80000) | pv->log2P << 16 | pv->NM1;
+	uint32_t saved_powerctrl_1 = 0;
+	int shift_powerctrl_1 = powerctrl_1_shift(chip_version, reg);
+
+	if (oldpll == pll)
+		return;	/* already set */
+
+	if (shift_powerctrl_1 >= 0) {
+		saved_powerctrl_1 = nvkm_rd32(device, 0x001584);
+		nvkm_wr32(device, 0x001584,
+			(saved_powerctrl_1 & ~(0xf << shift_powerctrl_1)) |
+			1 << shift_powerctrl_1);
+	}
+
+	if (oldM && pv->M1 && (oldN / oldM < pv->N1 / pv->M1))
+		/* upclock -- write new post divider first */
+		nvkm_wr32(device, reg, pv->log2P << 16 | (oldpll & 0xffff));
+	else
+		/* downclock -- write new NM first */
+		nvkm_wr32(device, reg, (oldpll & 0xffff0000) | pv->NM1);
+
+	if ((chip_version < 0x17 || chip_version == 0x1a) &&
+	    chip_version != 0x11)
+		/* wait a bit on older chips */
+		msleep(64);
+	nvkm_rd32(device, reg);
+
+	/* then write the other half as well */
+	nvkm_wr32(device, reg, pll);
+
+	if (shift_powerctrl_1 >= 0)
+		nvkm_wr32(device, 0x001584, saved_powerctrl_1);
+}
+
+static uint32_t
+new_ramdac580(uint32_t reg1, bool ss, uint32_t ramdac580)
+{
+	bool head_a = (reg1 == 0x680508);
+
+	if (ss)	/* single stage pll mode */
+		ramdac580 |= head_a ? 0x00000100 : 0x10000000;
+	else
+		ramdac580 &= head_a ? 0xfffffeff : 0xefffffff;
+
+	return ramdac580;
+}
+
+void
+setPLL_double_highregs(struct nvkm_devinit *init, u32 reg1,
+		       struct nvkm_pll_vals *pv)
+{
+	struct nvkm_device *device = init->subdev.device;
+	int chip_version = device->bios->version.chip;
+	bool nv3035 = chip_version == 0x30 || chip_version == 0x35;
+	uint32_t reg2 = reg1 + ((reg1 == 0x680520) ? 0x5c : 0x70);
+	uint32_t oldpll1 = nvkm_rd32(device, reg1);
+	uint32_t oldpll2 = !nv3035 ? nvkm_rd32(device, reg2) : 0;
+	uint32_t pll1 = (oldpll1 & 0xfff80000) | pv->log2P << 16 | pv->NM1;
+	uint32_t pll2 = (oldpll2 & 0x7fff0000) | 1 << 31 | pv->NM2;
+	uint32_t oldramdac580 = 0, ramdac580 = 0;
+	bool single_stage = !pv->NM2 || pv->N2 == pv->M2;	/* nv41+ only */
+	uint32_t saved_powerctrl_1 = 0, savedc040 = 0;
+	int shift_powerctrl_1 = powerctrl_1_shift(chip_version, reg1);
+
+	/* model specific additions to generic pll1 and pll2 set up above */
+	if (nv3035) {
+		pll1 = (pll1 & 0xfcc7ffff) | (pv->N2 & 0x18) << 21 |
+		       (pv->N2 & 0x7) << 19 | 8 << 4 | (pv->M2 & 7) << 4;
+		pll2 = 0;
+	}
+	if (chip_version > 0x40 && reg1 >= 0x680508) { /* !nv40 */
+		oldramdac580 = nvkm_rd32(device, 0x680580);
+		ramdac580 = new_ramdac580(reg1, single_stage, oldramdac580);
+		if (oldramdac580 != ramdac580)
+			oldpll1 = ~0;	/* force mismatch */
+		if (single_stage)
+			/* magic value used by nvidia in single stage mode */
+			pll2 |= 0x011f;
+	}
+	if (chip_version > 0x70)
+		/* magic bits set by the blob (but not the bios) on g71-73 */
+		pll1 = (pll1 & 0x7fffffff) | (single_stage ? 0x4 : 0xc) << 28;
+
+	if (oldpll1 == pll1 && oldpll2 == pll2)
+		return;	/* already set */
+
+	if (shift_powerctrl_1 >= 0) {
+		saved_powerctrl_1 = nvkm_rd32(device, 0x001584);
+		nvkm_wr32(device, 0x001584,
+			(saved_powerctrl_1 & ~(0xf << shift_powerctrl_1)) |
+			1 << shift_powerctrl_1);
+	}
+
+	if (chip_version >= 0x40) {
+		int shift_c040 = 14;
+
+		switch (reg1) {
+		case 0x680504:
+			shift_c040 += 2; fallthrough;
+		case 0x680500:
+			shift_c040 += 2; fallthrough;
+		case 0x680520:
+			shift_c040 += 2; fallthrough;
+		case 0x680508:
+			shift_c040 += 2;
+		}
+
+		savedc040 = nvkm_rd32(device, 0xc040);
+		if (shift_c040 != 14)
+			nvkm_wr32(device, 0xc040, savedc040 & ~(3 << shift_c040));
+	}
+
+	if (oldramdac580 != ramdac580)
+		nvkm_wr32(device, 0x680580, ramdac580);
+
+	if (!nv3035)
+		nvkm_wr32(device, reg2, pll2);
+	nvkm_wr32(device, reg1, pll1);
+
+	if (shift_powerctrl_1 >= 0)
+		nvkm_wr32(device, 0x001584, saved_powerctrl_1);
+	if (chip_version >= 0x40)
+		nvkm_wr32(device, 0xc040, savedc040);
+}
+
+void
+setPLL_double_lowregs(struct nvkm_devinit *init, u32 NMNMreg,
+		      struct nvkm_pll_vals *pv)
+{
+	/* When setting PLLs, there is a merry game of disabling and enabling
+	 * various bits of hardware during the process. This function is a
+	 * synthesis of six nv4x traces, nearly each card doing a subtly
+	 * different thing. With luck all the necessary bits for each card are
+	 * combined herein. Without luck it deviates from each card's formula
+	 * so as to not work on any :)
+	 */
+	struct nvkm_device *device = init->subdev.device;
+	uint32_t Preg = NMNMreg - 4;
+	bool mpll = Preg == 0x4020;
+	uint32_t oldPval = nvkm_rd32(device, Preg);
+	uint32_t NMNM = pv->NM2 << 16 | pv->NM1;
+	uint32_t Pval = (oldPval & (mpll ? ~(0x77 << 16) : ~(7 << 16))) |
+			0xc << 28 | pv->log2P << 16;
+	uint32_t saved4600 = 0;
+	/* some cards have different maskc040s */
+	uint32_t maskc040 = ~(3 << 14), savedc040;
+	bool single_stage = !pv->NM2 || pv->N2 == pv->M2;
+
+	if (nvkm_rd32(device, NMNMreg) == NMNM && (oldPval & 0xc0070000) == Pval)
+		return;
+
+	if (Preg == 0x4000)
+		maskc040 = ~0x333;
+	if (Preg == 0x4058)
+		maskc040 = ~(0xc << 24);
+
+	if (mpll) {
+		struct nvbios_pll info;
+		uint8_t Pval2;
+
+		if (nvbios_pll_parse(device->bios, Preg, &info))
+			return;
+
+		Pval2 = pv->log2P + info.bias_p;
+		if (Pval2 > info.max_p)
+			Pval2 = info.max_p;
+		Pval |= 1 << 28 | Pval2 << 20;
+
+		saved4600 = nvkm_rd32(device, 0x4600);
+		nvkm_wr32(device, 0x4600, saved4600 | 8 << 28);
+	}
+	if (single_stage)
+		Pval |= mpll ? 1 << 12 : 1 << 8;
+
+	nvkm_wr32(device, Preg, oldPval | 1 << 28);
+	nvkm_wr32(device, Preg, Pval & ~(4 << 28));
+	if (mpll) {
+		Pval |= 8 << 20;
+		nvkm_wr32(device, 0x4020, Pval & ~(0xc << 28));
+		nvkm_wr32(device, 0x4038, Pval & ~(0xc << 28));
+	}
+
+	savedc040 = nvkm_rd32(device, 0xc040);
+	nvkm_wr32(device, 0xc040, savedc040 & maskc040);
+
+	nvkm_wr32(device, NMNMreg, NMNM);
+	if (NMNMreg == 0x4024)
+		nvkm_wr32(device, 0x403c, NMNM);
+
+	nvkm_wr32(device, Preg, Pval);
+	if (mpll) {
+		Pval &= ~(8 << 20);
+		nvkm_wr32(device, 0x4020, Pval);
+		nvkm_wr32(device, 0x4038, Pval);
+		nvkm_wr32(device, 0x4600, saved4600);
+	}
+
+	nvkm_wr32(device, 0xc040, savedc040);
+
+	if (mpll) {
+		nvkm_wr32(device, 0x4020, Pval & ~(1 << 28));
+		nvkm_wr32(device, 0x4038, Pval & ~(1 << 28));
+	}
+}
+
+int
+nv04_devinit_pll_set(struct nvkm_devinit *devinit, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &devinit->subdev;
+	struct nvkm_bios *bios = subdev->device->bios;
+	struct nvkm_pll_vals pv;
+	struct nvbios_pll info;
+	int cv = bios->version.chip;
+	int N1, M1, N2, M2, P;
+	int ret;
+
+	ret = nvbios_pll_parse(bios, type > 0x405c ? type : type - 4, &info);
+	if (ret)
+		return ret;
+
+	ret = nv04_pll_calc(subdev, &info, freq, &N1, &M1, &N2, &M2, &P);
+	if (!ret)
+		return -EINVAL;
+
+	pv.refclk = info.refclk;
+	pv.N1 = N1;
+	pv.M1 = M1;
+	pv.N2 = N2;
+	pv.M2 = M2;
+	pv.log2P = P;
+
+	if (cv == 0x30 || cv == 0x31 || cv == 0x35 || cv == 0x36 ||
+	    cv >= 0x40) {
+		if (type > 0x405c)
+			setPLL_double_highregs(devinit, type, &pv);
+		else
+			setPLL_double_lowregs(devinit, type, &pv);
+	} else
+		setPLL_single(devinit, type, &pv);
+
+	return 0;
+}
+
+int
+nv04_devinit_post(struct nvkm_devinit *init, bool execute)
+{
+	return nvbios_post(&init->subdev, execute);
+}
+
+void
+nv04_devinit_preinit(struct nvkm_devinit *base)
+{
+	struct nv04_devinit *init = nv04_devinit(base);
+	struct nvkm_subdev *subdev = &init->base.subdev;
+	struct nvkm_device *device = subdev->device;
+
+	/* make i2c busses accessible */
+	nvkm_mask(device, 0x000200, 0x00000001, 0x00000001);
+
+	/* unslave crtcs */
+	if (init->owner < 0)
+		init->owner = nvkm_rdvgaowner(device);
+	nvkm_wrvgaowner(device, 0);
+
+	if (!init->base.post) {
+		u32 htotal = nvkm_rdvgac(device, 0, 0x06);
+		htotal |= (nvkm_rdvgac(device, 0, 0x07) & 0x01) << 8;
+		htotal |= (nvkm_rdvgac(device, 0, 0x07) & 0x20) << 4;
+		htotal |= (nvkm_rdvgac(device, 0, 0x25) & 0x01) << 10;
+		htotal |= (nvkm_rdvgac(device, 0, 0x41) & 0x01) << 11;
+		if (!htotal) {
+			nvkm_debug(subdev, "adaptor not initialised\n");
+			init->base.post = true;
+		}
+	}
+}
+
+void *
+nv04_devinit_dtor(struct nvkm_devinit *base)
+{
+	struct nv04_devinit *init = nv04_devinit(base);
+	/* restore vga owner saved at first init */
+	nvkm_wrvgaowner(init->base.subdev.device, init->owner);
+	return init;
+}
+
+int
+nv04_devinit_new_(const struct nvkm_devinit_func *func, struct nvkm_device *device,
+		  enum nvkm_subdev_type type, int inst, struct nvkm_devinit **pinit)
+{
+	struct nv04_devinit *init;
+
+	if (!(init = kzalloc_obj(*init)))
+		return -ENOMEM;
+	*pinit = &init->base;
+
+	nvkm_devinit_ctor(func, device, type, inst, &init->base);
+	init->owner = -1;
+	return 0;
+}
+
+static const struct nvkm_devinit_func
+nv04_devinit = {
+	.dtor = nv04_devinit_dtor,
+	.preinit = nv04_devinit_preinit,
+	.post = nv04_devinit_post,
+	.meminit = nv04_devinit_meminit,
+	.pll_set = nv04_devinit_pll_set,
+};
+
+int
+nv04_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pinit)
+{
+	return nv04_devinit_new_(&nv04_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv04.h

@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NV04_DEVINIT_H__
+#define __NV04_DEVINIT_H__
+#define nv04_devinit(p) container_of((p), struct nv04_devinit, base)
+#include "priv.h"
+struct nvkm_pll_vals;
+
+struct nv04_devinit {
+	struct nvkm_devinit base;
+	int owner;
+};
+
+int nv04_devinit_new_(const struct nvkm_devinit_func *, struct nvkm_device *,
+		      enum nvkm_subdev_type, int, struct nvkm_devinit **);
+void *nv04_devinit_dtor(struct nvkm_devinit *);
+void nv04_devinit_preinit(struct nvkm_devinit *);
+void nv04_devinit_fini(struct nvkm_devinit *);
+int  nv04_devinit_pll_set(struct nvkm_devinit *, u32, u32);
+
+void setPLL_single(struct nvkm_devinit *, u32, struct nvkm_pll_vals *);
+void setPLL_double_highregs(struct nvkm_devinit *, u32, struct nvkm_pll_vals *);
+void setPLL_double_lowregs(struct nvkm_devinit *, u32, struct nvkm_pll_vals *);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv05.c

@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2010 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * 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 (including the
+ * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 "nv04.h"
+#include "fbmem.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/bmp.h>
+#include <subdev/bios/init.h>
+#include <subdev/vga.h>
+
+static void
+nv05_devinit_meminit(struct nvkm_devinit *init)
+{
+	static const u8 default_config_tab[][2] = {
+		{ 0x24, 0x00 },
+		{ 0x28, 0x00 },
+		{ 0x24, 0x01 },
+		{ 0x1f, 0x00 },
+		{ 0x0f, 0x00 },
+		{ 0x17, 0x00 },
+		{ 0x06, 0x00 },
+		{ 0x00, 0x00 }
+	};
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvkm_bios *bios = device->bios;
+	struct io_mapping *fb;
+	u32 patt = 0xdeadbeef;
+	u16 data;
+	u8 strap, ramcfg[2];
+	int i, v;
+
+	/* Map the framebuffer aperture */
+	fb = fbmem_init(device);
+	if (!fb) {
+		nvkm_error(subdev, "failed to map fb\n");
+		return;
+	}
+
+	strap = (nvkm_rd32(device, 0x101000) & 0x0000003c) >> 2;
+	if ((data = bmp_mem_init_table(bios))) {
+		ramcfg[0] = nvbios_rd08(bios, data + 2 * strap + 0);
+		ramcfg[1] = nvbios_rd08(bios, data + 2 * strap + 1);
+	} else {
+		ramcfg[0] = default_config_tab[strap][0];
+		ramcfg[1] = default_config_tab[strap][1];
+	}
+
+	/* Sequencer off */
+	nvkm_wrvgas(device, 0, 1, nvkm_rdvgas(device, 0, 1) | 0x20);
+
+	if (nvkm_rd32(device, NV04_PFB_BOOT_0) & NV04_PFB_BOOT_0_UMA_ENABLE)
+		goto out;
+
+	nvkm_mask(device, NV04_PFB_DEBUG_0, NV04_PFB_DEBUG_0_REFRESH_OFF, 0);
+
+	/* If present load the hardcoded scrambling table */
+	if (data) {
+		for (i = 0, data += 0x10; i < 8; i++, data += 4) {
+			u32 scramble = nvbios_rd32(bios, data);
+			nvkm_wr32(device, NV04_PFB_SCRAMBLE(i), scramble);
+		}
+	}
+
+	/* Set memory type/width/length defaults depending on the straps */
+	nvkm_mask(device, NV04_PFB_BOOT_0, 0x3f, ramcfg[0]);
+
+	if (ramcfg[1] & 0x80)
+		nvkm_mask(device, NV04_PFB_CFG0, 0, NV04_PFB_CFG0_SCRAMBLE);
+
+	nvkm_mask(device, NV04_PFB_CFG1, 0x700001, (ramcfg[1] & 1) << 20);
+	nvkm_mask(device, NV04_PFB_CFG1, 0, 1);
+
+	/* Probe memory bus width */
+	for (i = 0; i < 4; i++)
+		fbmem_poke(fb, 4 * i, patt);
+
+	if (fbmem_peek(fb, 0xc) != patt)
+		nvkm_mask(device, NV04_PFB_BOOT_0,
+			  NV04_PFB_BOOT_0_RAM_WIDTH_128, 0);
+
+	/* Probe memory length */
+	v = nvkm_rd32(device, NV04_PFB_BOOT_0) & NV04_PFB_BOOT_0_RAM_AMOUNT;
+
+	if (v == NV04_PFB_BOOT_0_RAM_AMOUNT_32MB &&
+	    (!fbmem_readback(fb, 0x1000000, ++patt) ||
+	     !fbmem_readback(fb, 0, ++patt)))
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+			  NV04_PFB_BOOT_0_RAM_AMOUNT_16MB);
+
+	if (v == NV04_PFB_BOOT_0_RAM_AMOUNT_16MB &&
+	    !fbmem_readback(fb, 0x800000, ++patt))
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+			  NV04_PFB_BOOT_0_RAM_AMOUNT_8MB);
+
+	if (!fbmem_readback(fb, 0x400000, ++patt))
+		nvkm_mask(device, NV04_PFB_BOOT_0, NV04_PFB_BOOT_0_RAM_AMOUNT,
+			  NV04_PFB_BOOT_0_RAM_AMOUNT_4MB);
+
+out:
+	/* Sequencer on */
+	nvkm_wrvgas(device, 0, 1, nvkm_rdvgas(device, 0, 1) & ~0x20);
+	fbmem_fini(fb);
+}
+
+static const struct nvkm_devinit_func
+nv05_devinit = {
+	.dtor = nv04_devinit_dtor,
+	.preinit = nv04_devinit_preinit,
+	.post = nv04_devinit_post,
+	.meminit = nv05_devinit_meminit,
+	.pll_set = nv04_devinit_pll_set,
+};
+
+int
+nv05_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pinit)
+{
+	return nv04_devinit_new_(&nv05_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv10.c

@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 2010 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * 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 (including the
+ * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 "nv04.h"
+#include "fbmem.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static void
+nv10_devinit_meminit(struct nvkm_devinit *init)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	static const int mem_width[] = { 0x10, 0x00, 0x20 };
+	int mem_width_count;
+	uint32_t patt = 0xdeadbeef;
+	struct io_mapping *fb;
+	int i, j, k;
+
+	if (device->card_type >= NV_11 && device->chipset >= 0x17)
+		mem_width_count = 3;
+	else
+		mem_width_count = 2;
+
+	/* Map the framebuffer aperture */
+	fb = fbmem_init(device);
+	if (!fb) {
+		nvkm_error(subdev, "failed to map fb\n");
+		return;
+	}
+
+	nvkm_wr32(device, NV10_PFB_REFCTRL, NV10_PFB_REFCTRL_VALID_1);
+
+	/* Probe memory bus width */
+	for (i = 0; i < mem_width_count; i++) {
+		nvkm_mask(device, NV04_PFB_CFG0, 0x30, mem_width[i]);
+
+		for (j = 0; j < 4; j++) {
+			for (k = 0; k < 4; k++)
+				fbmem_poke(fb, 0x1c, 0);
+
+			fbmem_poke(fb, 0x1c, patt);
+			fbmem_poke(fb, 0x3c, 0);
+
+			if (fbmem_peek(fb, 0x1c) == patt)
+				goto mem_width_found;
+		}
+	}
+
+mem_width_found:
+	patt <<= 1;
+
+	/* Probe amount of installed memory */
+	for (i = 0; i < 4; i++) {
+		int off = nvkm_rd32(device, 0x10020c) - 0x100000;
+
+		fbmem_poke(fb, off, patt);
+		fbmem_poke(fb, 0, 0);
+
+		fbmem_peek(fb, 0);
+		fbmem_peek(fb, 0);
+		fbmem_peek(fb, 0);
+		fbmem_peek(fb, 0);
+
+		if (fbmem_peek(fb, off) == patt)
+			goto amount_found;
+	}
+
+	/* IC missing - disable the upper half memory space. */
+	nvkm_mask(device, NV04_PFB_CFG0, 0x1000, 0);
+
+amount_found:
+	fbmem_fini(fb);
+}
+
+static const struct nvkm_devinit_func
+nv10_devinit = {
+	.dtor = nv04_devinit_dtor,
+	.preinit = nv04_devinit_preinit,
+	.post = nv04_devinit_post,
+	.meminit = nv10_devinit_meminit,
+	.pll_set = nv04_devinit_pll_set,
+};
+
+int
+nv10_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pinit)
+{
+	return nv04_devinit_new_(&nv10_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv1a.c

@@ -0,0 +1,42 @@
+/*
+ * Copyright 2012 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv04.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static const struct nvkm_devinit_func
+nv1a_devinit = {
+	.dtor = nv04_devinit_dtor,
+	.preinit = nv04_devinit_preinit,
+	.post = nv04_devinit_post,
+	.pll_set = nv04_devinit_pll_set,
+};
+
+int
+nv1a_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pinit)
+{
+	return nv04_devinit_new_(&nv1a_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv20.c

@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2010 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * 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 (including the
+ * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 "nv04.h"
+#include "fbmem.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/init.h>
+
+static void
+nv20_devinit_meminit(struct nvkm_devinit *init)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	uint32_t mask = (device->chipset >= 0x25 ? 0x300 : 0x900);
+	uint32_t amount, off;
+	struct io_mapping *fb;
+
+	/* Map the framebuffer aperture */
+	fb = fbmem_init(device);
+	if (!fb) {
+		nvkm_error(subdev, "failed to map fb\n");
+		return;
+	}
+
+	nvkm_wr32(device, NV10_PFB_REFCTRL, NV10_PFB_REFCTRL_VALID_1);
+
+	/* Allow full addressing */
+	nvkm_mask(device, NV04_PFB_CFG0, 0, mask);
+
+	amount = nvkm_rd32(device, 0x10020c);
+	for (off = amount; off > 0x2000000; off -= 0x2000000)
+		fbmem_poke(fb, off - 4, off);
+
+	amount = nvkm_rd32(device, 0x10020c);
+	if (amount != fbmem_peek(fb, amount - 4))
+		/* IC missing - disable the upper half memory space. */
+		nvkm_mask(device, NV04_PFB_CFG0, mask, 0);
+
+	fbmem_fini(fb);
+}
+
+static const struct nvkm_devinit_func
+nv20_devinit = {
+	.dtor = nv04_devinit_dtor,
+	.preinit = nv04_devinit_preinit,
+	.post = nv04_devinit_post,
+	.meminit = nv20_devinit_meminit,
+	.pll_set = nv04_devinit_pll_set,
+};
+
+int
+nv20_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pinit)
+{
+	return nv04_devinit_new_(&nv20_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.c

@@ -0,0 +1,175 @@
+/*
+ * Copyright 2013 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.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/dcb.h>
+#include <subdev/bios/disp.h>
+#include <subdev/bios/init.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+#include <subdev/vga.h>
+
+int
+nv50_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvkm_bios *bios = device->bios;
+	struct nvbios_pll info;
+	int N1, M1, N2, M2, P;
+	int ret;
+
+	ret = nvbios_pll_parse(bios, type, &info);
+	if (ret) {
+		nvkm_error(subdev, "failed to retrieve pll data, %d\n", ret);
+		return ret;
+	}
+
+	ret = nv04_pll_calc(subdev, &info, freq, &N1, &M1, &N2, &M2, &P);
+	if (!ret) {
+		nvkm_error(subdev, "failed pll calculation\n");
+		return -EINVAL;
+	}
+
+	switch (info.type) {
+	case PLL_VPLL0:
+	case PLL_VPLL1:
+		nvkm_wr32(device, info.reg + 0, 0x10000611);
+		nvkm_mask(device, info.reg + 4, 0x00ff00ff, (M1 << 16) | N1);
+		nvkm_mask(device, info.reg + 8, 0x7fff00ff, (P  << 28) |
+							    (M2 << 16) | N2);
+		break;
+	case PLL_MEMORY:
+		nvkm_mask(device, info.reg + 0, 0x01ff0000,
+					        (P << 22) |
+						(info.bias_p << 19) |
+						(P << 16));
+		nvkm_wr32(device, info.reg + 4, (N1 << 8) | M1);
+		break;
+	default:
+		nvkm_mask(device, info.reg + 0, 0x00070000, (P << 16));
+		nvkm_wr32(device, info.reg + 4, (N1 << 8) | M1);
+		break;
+	}
+
+	return 0;
+}
+
+static void
+nv50_devinit_disable(struct nvkm_devinit *init)
+{
+	struct nvkm_device *device = init->subdev.device;
+	u32 r001540 = nvkm_rd32(device, 0x001540);
+
+	if (!(r001540 & 0x40000000))
+		nvkm_subdev_disable(device, NVKM_ENGINE_MPEG, 0);
+}
+
+void
+nv50_devinit_preinit(struct nvkm_devinit *base)
+{
+	struct nvkm_subdev *subdev = &base->subdev;
+	struct nvkm_device *device = subdev->device;
+
+	/* our heuristics can't detect whether the board has had its
+	 * devinit scripts executed or not if the display engine is
+	 * missing, assume it's a secondary gpu which requires post
+	 */
+	if (!base->post) {
+		nvkm_devinit_disable(base);
+		if (!device->disp)
+			base->post = true;
+	}
+
+	/* magic to detect whether or not x86 vbios code has executed
+	 * the devinit scripts to initialise the board
+	 */
+	if (!base->post) {
+		if (!nvkm_rdvgac(device, 0, 0x00) &&
+		    !nvkm_rdvgac(device, 0, 0x1a)) {
+			nvkm_debug(subdev, "adaptor not initialised\n");
+			base->post = true;
+		}
+	}
+}
+
+void
+nv50_devinit_init(struct nvkm_devinit *base)
+{
+	struct nv50_devinit *init = nv50_devinit(base);
+	struct nvkm_subdev *subdev = &init->base.subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvkm_bios *bios = device->bios;
+	struct nvbios_outp info;
+	struct dcb_output outp;
+	u8  ver = 0xff, hdr, cnt, len;
+	int i = 0;
+
+	/* if we ran the init tables, we have to execute the first script
+	 * pointer of each dcb entry's display encoder table in order
+	 * to properly initialise each encoder.
+	 */
+	while (init->base.post && dcb_outp_parse(bios, i, &ver, &hdr, &outp)) {
+		if (nvbios_outp_match(bios, outp.hasht, outp.hashm,
+				      &ver, &hdr, &cnt, &len, &info)) {
+			nvbios_init(subdev, info.script[0],
+				init.outp = &outp;
+				init.or   = ffs(outp.or) - 1;
+				init.link = outp.sorconf.link == 2;
+			);
+		}
+		i++;
+	}
+}
+
+int
+nv50_devinit_new_(const struct nvkm_devinit_func *func, struct nvkm_device *device,
+		  enum nvkm_subdev_type type, int inst, struct nvkm_devinit **pinit)
+{
+	struct nv50_devinit *init;
+
+	if (!(init = kzalloc_obj(*init)))
+		return -ENOMEM;
+	*pinit = &init->base;
+
+	nvkm_devinit_ctor(func, device, type, inst, &init->base);
+	return 0;
+}
+
+static const struct nvkm_devinit_func
+nv50_devinit = {
+	.preinit = nv50_devinit_preinit,
+	.init = nv50_devinit_init,
+	.post = nv04_devinit_post,
+	.pll_set = nv50_devinit_pll_set,
+	.disable = nv50_devinit_disable,
+};
+
+int
+nv50_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pinit)
+{
+	return nv50_devinit_new_(&nv50_devinit, device, type, inst, pinit);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/nv50.h

@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NV50_DEVINIT_H__
+#define __NV50_DEVINIT_H__
+#define nv50_devinit(p) container_of((p), struct nv50_devinit, base)
+#include "priv.h"
+
+struct nv50_devinit {
+	struct nvkm_devinit base;
+	u32 r001540;
+};
+
+int nv50_devinit_new_(const struct nvkm_devinit_func *, struct nvkm_device *, enum nvkm_subdev_type,
+		      int, struct nvkm_devinit **);
+void nv50_devinit_preinit(struct nvkm_devinit *);
+void nv50_devinit_init(struct nvkm_devinit *);
+int  nv50_devinit_pll_set(struct nvkm_devinit *, u32, u32);
+
+int  gt215_devinit_pll_set(struct nvkm_devinit *, u32, u32);
+
+int  gf100_devinit_ctor(struct nvkm_object *, struct nvkm_object *,
+			struct nvkm_oclass *, void *, u32,
+			struct nvkm_object **);
+int  gf100_devinit_pll_set(struct nvkm_devinit *, u32, u32);
+void gf100_devinit_preinit(struct nvkm_devinit *);
+
+void  gm107_devinit_disable(struct nvkm_devinit *);
+
+int gm200_devinit_post(struct nvkm_devinit *, bool);
+void gm200_devinit_preos(struct nv50_devinit *, bool);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h

@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVKM_DEVINIT_PRIV_H__
+#define __NVKM_DEVINIT_PRIV_H__
+#define nvkm_devinit(p) container_of((p), struct nvkm_devinit, subdev)
+#include <subdev/devinit.h>
+
+int r535_devinit_new(const struct nvkm_devinit_func *,
+		     struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_devinit **);
+
+struct nvkm_devinit_func {
+	void *(*dtor)(struct nvkm_devinit *);
+	void (*preinit)(struct nvkm_devinit *);
+	void (*init)(struct nvkm_devinit *);
+	int  (*post)(struct nvkm_devinit *, bool post);
+	u32  (*mmio)(struct nvkm_devinit *, u32);
+	void (*meminit)(struct nvkm_devinit *);
+	int  (*pll_set)(struct nvkm_devinit *, u32 type, u32 freq);
+	void (*disable)(struct nvkm_devinit *);
+};
+
+void nvkm_devinit_ctor(const struct nvkm_devinit_func *, struct nvkm_device *,
+		       enum nvkm_subdev_type, int inst, struct nvkm_devinit *);
+u64 nvkm_devinit_disable(struct nvkm_devinit *);
+
+int nv04_devinit_post(struct nvkm_devinit *, bool);
+int tu102_devinit_post(struct nvkm_devinit *, bool);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/r535.c

@@ -0,0 +1,51 @@
+/*
+ * Copyright 2023 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 "nv50.h"
+
+static void *
+r535_devinit_dtor(struct nvkm_devinit *devinit)
+{
+	kfree(devinit->func);
+	return devinit;
+}
+
+int
+r535_devinit_new(const struct nvkm_devinit_func *hw,
+		 struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		 struct nvkm_devinit **pdevinit)
+{
+	struct nvkm_devinit_func *rm;
+	int ret;
+
+	if (!(rm = kzalloc_obj(*rm)))
+		return -ENOMEM;
+
+	rm->dtor = r535_devinit_dtor;
+	rm->post = hw->post;
+	rm->disable = hw->disable;
+
+	ret = nv50_devinit_new_(rm, device, type, inst, pdevinit);
+	if (ret)
+		kfree(rm);
+
+	return ret;
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c

@@ -0,0 +1,108 @@
+/*
+ * 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 "nv50.h"
+
+#include <subdev/bios.h>
+#include <subdev/bios/pll.h>
+#include <subdev/clk/pll.h>
+#include <subdev/gsp.h>
+
+static int
+tu102_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
+{
+	struct nvkm_subdev *subdev = &init->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvbios_pll info;
+	int head = type - PLL_VPLL0;
+	int N, fN, M, P;
+	int ret;
+
+	ret = nvbios_pll_parse(device->bios, type, &info);
+	if (ret)
+		return ret;
+
+	ret = gt215_pll_calc(subdev, &info, freq, &N, &fN, &M, &P);
+	if (ret < 0)
+		return ret;
+
+	switch (info.type) {
+	case PLL_VPLL0:
+	case PLL_VPLL1:
+	case PLL_VPLL2:
+	case PLL_VPLL3:
+		nvkm_wr32(device, 0x00ef10 + (head * 0x40), fN << 16);
+		nvkm_wr32(device, 0x00ef04 + (head * 0x40), (P << 16) |
+							    (N <<  8) |
+							    (M <<  0));
+		/*XXX*/
+		nvkm_wr32(device, 0x00ef0c + (head * 0x40), 0x00000900);
+		nvkm_wr32(device, 0x00ef00 + (head * 0x40), 0x02000014);
+		break;
+	default:
+		nvkm_warn(subdev, "%08x/%dKhz unimplemented\n", type, freq);
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static int
+tu102_devinit_wait(struct nvkm_device *device)
+{
+	unsigned timeout = 50 + 2000;
+
+	do {
+		if (nvkm_rd32(device, 0x118128) & 0x00000001) {
+			if ((nvkm_rd32(device, 0x118234) & 0x000000ff) == 0xff)
+				return 0;
+		}
+
+		usleep_range(1000, 2000);
+	} while (timeout--);
+
+	return -ETIMEDOUT;
+}
+
+int
+tu102_devinit_post(struct nvkm_devinit *init, bool post)
+{
+	return tu102_devinit_wait(init->subdev.device);
+}
+
+static const struct nvkm_devinit_func
+tu102_devinit = {
+	.init = nv50_devinit_init,
+	.post = tu102_devinit_post,
+	.pll_set = tu102_devinit_pll_set,
+	.disable = gm107_devinit_disable,
+};
+
+int
+tu102_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+		  struct nvkm_devinit **pinit)
+{
+	if (nvkm_gsp_rm(device->gsp))
+		return r535_devinit_new(&tu102_devinit, device, type, inst, pinit);
+
+	return nv50_devinit_new_(&tu102_devinit, device, type, inst, pinit);
+}