Resguardo inicial

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/Kbuild

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: MIT
+nvkm-y += nvkm/engine/sec2/base.o
+nvkm-y += nvkm/engine/sec2/gp102.o
+nvkm-y += nvkm/engine/sec2/gp108.o
+nvkm-y += nvkm/engine/sec2/tu102.o
+nvkm-y += nvkm/engine/sec2/ga102.o
+
+nvkm-y += nvkm/engine/sec2/r535.o

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/base.c

@@ -0,0 +1,164 @@
+/*
+ * Copyright (c) 2017, NVIDIA CORPORATION. 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 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 AUTHORS OR COPYRIGHT HOLDERS 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 "priv.h"
+
+#include <core/firmware.h>
+#include <subdev/mc.h>
+#include <subdev/timer.h>
+
+#include <nvfw/sec2.h>
+
+static int
+nvkm_sec2_finimsg(void *priv, struct nvfw_falcon_msg *hdr)
+{
+	struct nvkm_sec2 *sec2 = priv;
+
+	atomic_set(&sec2->running, 0);
+	return 0;
+}
+
+static int
+nvkm_sec2_fini(struct nvkm_engine *engine, enum nvkm_suspend_state suspend)
+{
+	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
+	struct nvkm_subdev *subdev = &sec2->engine.subdev;
+	struct nvkm_falcon *falcon = &sec2->falcon;
+	struct nvkm_falcon_cmdq *cmdq = sec2->cmdq;
+	struct nvfw_falcon_cmd cmd = {
+		.unit_id = sec2->func->unit_unload,
+		.size = sizeof(cmd),
+	};
+	int ret;
+
+	if (!subdev->use.enabled)
+		return 0;
+
+	if (atomic_read(&sec2->initmsg) == 1) {
+		ret = nvkm_falcon_cmdq_send(cmdq, &cmd, nvkm_sec2_finimsg, sec2,
+					    msecs_to_jiffies(1000));
+		WARN_ON(ret);
+
+		nvkm_msec(subdev->device, 2000,
+			if (nvkm_falcon_rd32(falcon, 0x100) & 0x00000010)
+				break;
+		);
+	}
+
+	nvkm_inth_block(&subdev->inth);
+
+	nvkm_falcon_cmdq_fini(cmdq);
+	falcon->func->disable(falcon);
+	nvkm_falcon_put(falcon, subdev);
+	return 0;
+}
+
+static int
+nvkm_sec2_init(struct nvkm_engine *engine)
+{
+	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
+	struct nvkm_subdev *subdev = &sec2->engine.subdev;
+	struct nvkm_falcon *falcon = &sec2->falcon;
+	int ret;
+
+	ret = nvkm_falcon_get(falcon, subdev);
+	if (ret)
+		return ret;
+
+	nvkm_falcon_wr32(falcon, 0x014, 0xffffffff);
+	atomic_set(&sec2->initmsg, 0);
+	atomic_set(&sec2->running, 1);
+	nvkm_inth_allow(&subdev->inth);
+
+	nvkm_falcon_start(falcon);
+	return 0;
+}
+
+static int
+nvkm_sec2_oneinit(struct nvkm_engine *engine)
+{
+	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
+	struct nvkm_subdev *subdev = &sec2->engine.subdev;
+	struct nvkm_intr *intr = &sec2->engine.subdev.device->mc->intr;
+	enum nvkm_intr_type type = NVKM_INTR_SUBDEV;
+
+	if (sec2->func->intr_vector) {
+		intr = sec2->func->intr_vector(sec2, &type);
+		if (IS_ERR(intr))
+			return PTR_ERR(intr);
+	}
+
+	return nvkm_inth_add(intr, type, NVKM_INTR_PRIO_NORMAL, subdev, sec2->func->intr,
+			     &subdev->inth);
+}
+
+static void *
+nvkm_sec2_dtor(struct nvkm_engine *engine)
+{
+	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
+
+	nvkm_falcon_msgq_del(&sec2->msgq);
+	nvkm_falcon_cmdq_del(&sec2->cmdq);
+	nvkm_falcon_qmgr_del(&sec2->qmgr);
+	nvkm_falcon_dtor(&sec2->falcon);
+	return sec2;
+}
+
+static const struct nvkm_engine_func
+nvkm_sec2 = {
+	.dtor = nvkm_sec2_dtor,
+	.oneinit = nvkm_sec2_oneinit,
+	.init = nvkm_sec2_init,
+	.fini = nvkm_sec2_fini,
+};
+
+int
+nvkm_sec2_new_(const struct nvkm_sec2_fwif *fwif, struct nvkm_device *device,
+	       enum nvkm_subdev_type type, int inst, u32 addr, struct nvkm_sec2 **psec2)
+{
+	struct nvkm_sec2 *sec2;
+	int ret;
+
+	if (!(sec2 = *psec2 = kzalloc_obj(*sec2)))
+		return -ENOMEM;
+
+	ret = nvkm_engine_ctor(&nvkm_sec2, device, type, inst, true, &sec2->engine);
+	if (ret)
+		return ret;
+
+	fwif = nvkm_firmware_load(&sec2->engine.subdev, fwif, "Sec2", sec2);
+	if (IS_ERR(fwif))
+		return PTR_ERR(fwif);
+
+	sec2->func = fwif->func;
+
+	ret = nvkm_falcon_ctor(sec2->func->flcn, &sec2->engine.subdev,
+			       sec2->engine.subdev.name, addr, &sec2->falcon);
+	if (ret)
+		return ret;
+
+	if ((ret = nvkm_falcon_qmgr_new(&sec2->falcon, &sec2->qmgr)) ||
+	    (ret = nvkm_falcon_cmdq_new(sec2->qmgr, "cmdq", &sec2->cmdq)) ||
+	    (ret = nvkm_falcon_msgq_new(sec2->qmgr, "msgq", &sec2->msgq)))
+		return ret;
+
+	return 0;
+};

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/ga102.c

@@ -0,0 +1,203 @@
+/*
+ * 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 "priv.h"
+#include <subdev/acr.h>
+#include <subdev/gsp.h>
+#include <subdev/vfn.h>
+
+#include <nvfw/flcn.h>
+#include <nvfw/sec2.h>
+
+static int
+ga102_sec2_initmsg(struct nvkm_sec2 *sec2)
+{
+	struct nv_sec2_init_msg_v1 msg;
+	int ret, i;
+
+	ret = nvkm_falcon_msgq_recv_initmsg(sec2->msgq, &msg, sizeof(msg));
+	if (ret)
+		return ret;
+
+	if (msg.hdr.unit_id != NV_SEC2_UNIT_INIT ||
+	    msg.msg_type != NV_SEC2_INIT_MSG_INIT)
+		return -EINVAL;
+
+	for (i = 0; i < ARRAY_SIZE(msg.queue_info); i++) {
+		if (msg.queue_info[i].id == NV_SEC2_INIT_MSG_QUEUE_ID_MSGQ) {
+			nvkm_falcon_msgq_init(sec2->msgq, msg.queue_info[i].index,
+							  msg.queue_info[i].offset,
+							  msg.queue_info[i].size);
+		} else {
+			nvkm_falcon_cmdq_init(sec2->cmdq, msg.queue_info[i].index,
+							  msg.queue_info[i].offset,
+							  msg.queue_info[i].size);
+		}
+	}
+
+	return 0;
+}
+
+static struct nvkm_intr *
+ga102_sec2_intr_vector(struct nvkm_sec2 *sec2, enum nvkm_intr_type *pvector)
+{
+	struct nvkm_device *device = sec2->engine.subdev.device;
+	struct nvkm_falcon *falcon = &sec2->falcon;
+	int ret;
+
+	ret = ga102_flcn_select(falcon);
+	if (ret)
+		return ERR_PTR(ret);
+
+	*pvector = nvkm_rd32(device, 0x8403e0) & 0x000000ff;
+	return &device->vfn->intr;
+}
+
+static int
+ga102_sec2_acr_bootstrap_falcon_callback(void *priv, struct nvfw_falcon_msg *hdr)
+{
+	struct nv_sec2_acr_bootstrap_falcon_msg_v1 *msg =
+		container_of(hdr, typeof(*msg), msg.hdr);
+	struct nvkm_subdev *subdev = priv;
+	const char *name = nvkm_acr_lsf_id(msg->falcon_id);
+
+	if (msg->error_code) {
+		nvkm_error(subdev, "ACR_BOOTSTRAP_FALCON failed for falcon %d [%s]: %08x %08x\n",
+			   msg->falcon_id, name, msg->error_code, msg->unkn08);
+		return -EINVAL;
+	}
+
+	nvkm_debug(subdev, "%s booted\n", name);
+	return 0;
+}
+
+static int
+ga102_sec2_acr_bootstrap_falcon(struct nvkm_falcon *falcon, enum nvkm_acr_lsf_id id)
+{
+	struct nvkm_sec2 *sec2 = container_of(falcon, typeof(*sec2), falcon);
+	struct nv_sec2_acr_bootstrap_falcon_cmd_v1 cmd = {
+		.cmd.hdr.unit_id = sec2->func->unit_acr,
+		.cmd.hdr.size = sizeof(cmd),
+		.cmd.cmd_type = NV_SEC2_ACR_CMD_BOOTSTRAP_FALCON,
+		.flags = NV_SEC2_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_YES,
+		.falcon_id = id,
+	};
+
+	return nvkm_falcon_cmdq_send(sec2->cmdq, &cmd.cmd.hdr,
+				     ga102_sec2_acr_bootstrap_falcon_callback,
+				     &sec2->engine.subdev,
+				     msecs_to_jiffies(1000));
+}
+
+static const struct nvkm_acr_lsf_func
+ga102_sec2_acr_0 = {
+	.bld_size = sizeof(struct flcn_bl_dmem_desc_v2),
+	.bld_write = gp102_sec2_acr_bld_write_1,
+	.bld_patch = gp102_sec2_acr_bld_patch_1,
+	.bootstrap_falcons = BIT_ULL(NVKM_ACR_LSF_FECS) |
+			     BIT_ULL(NVKM_ACR_LSF_GPCCS) |
+			     BIT_ULL(NVKM_ACR_LSF_SEC2),
+	.bootstrap_falcon = ga102_sec2_acr_bootstrap_falcon,
+};
+
+static const struct nvkm_falcon_func
+ga102_sec2_flcn = {
+	.disable = gm200_flcn_disable,
+	.enable = gm200_flcn_enable,
+	.select = ga102_flcn_select,
+	.addr2 = 0x1000,
+	.reset_pmc = true,
+	.reset_eng = gp102_flcn_reset_eng,
+	.reset_prep = ga102_flcn_reset_prep,
+	.reset_wait_mem_scrubbing = ga102_flcn_reset_wait_mem_scrubbing,
+	.imem_dma = &ga102_flcn_dma,
+	.dmem_pio = &gm200_flcn_dmem_pio,
+	.dmem_dma = &ga102_flcn_dma,
+	.emem_addr = 0x01000000,
+	.emem_pio = &gp102_flcn_emem_pio,
+	.start = nvkm_falcon_v1_start,
+	.cmdq = { 0xc00, 0xc04, 8 },
+	.msgq = { 0xc80, 0xc84, 8 },
+};
+
+static const struct nvkm_sec2_func
+ga102_sec2 = {
+	.flcn = &ga102_sec2_flcn,
+	.intr_vector = ga102_sec2_intr_vector,
+	.intr = gp102_sec2_intr,
+	.initmsg = ga102_sec2_initmsg,
+	.unit_acr = NV_SEC2_UNIT_V2_ACR,
+	.unit_unload = NV_SEC2_UNIT_V2_UNLOAD,
+};
+
+MODULE_FIRMWARE("nvidia/ga102/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/ga102/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/ga102/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/ga102/sec2/hs_bl_sig.bin");
+
+MODULE_FIRMWARE("nvidia/ga103/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/ga103/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/ga103/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/ga103/sec2/hs_bl_sig.bin");
+
+MODULE_FIRMWARE("nvidia/ga104/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/ga104/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/ga104/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/ga104/sec2/hs_bl_sig.bin");
+
+MODULE_FIRMWARE("nvidia/ga106/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/ga106/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/ga106/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/ga106/sec2/hs_bl_sig.bin");
+
+MODULE_FIRMWARE("nvidia/ga107/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/ga107/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/ga107/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/ga107/sec2/hs_bl_sig.bin");
+
+static int
+ga102_sec2_load(struct nvkm_sec2 *sec2, int ver,
+		const struct nvkm_sec2_fwif *fwif)
+{
+	return nvkm_acr_lsfw_load_sig_image_desc_v2(&sec2->engine.subdev, &sec2->falcon,
+						    NVKM_ACR_LSF_SEC2, "sec2/", ver, fwif->acr);
+}
+
+static const struct nvkm_sec2_fwif
+ga102_sec2_fwif[] = {
+	{  0, ga102_sec2_load, &ga102_sec2, &ga102_sec2_acr_0 },
+	{ -1, gp102_sec2_nofw, &ga102_sec2 }
+};
+
+int
+ga102_sec2_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	       struct nvkm_sec2 **psec2)
+{
+	/* TOP info wasn't updated on Turing to reflect the PRI
+	 * address change for some reason.  We override it here.
+	 */
+	const u32 addr = 0x840000;
+
+	if (nvkm_gsp_rm(device->gsp))
+		return r535_sec2_new(&ga102_sec2, device, type, inst, addr, psec2);
+
+	return nvkm_sec2_new_(ga102_sec2_fwif, device, type, inst, addr, psec2);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/gp102.c

@@ -0,0 +1,318 @@
+/*
+ * Copyright (c) 2017, NVIDIA CORPORATION. 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 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 AUTHORS OR COPYRIGHT HOLDERS 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 "priv.h"
+
+#include <core/memory.h>
+#include <subdev/acr.h>
+#include <subdev/timer.h>
+
+#include <nvfw/flcn.h>
+#include <nvfw/sec2.h>
+
+int
+gp102_sec2_nofw(struct nvkm_sec2 *sec2, int ver,
+		const struct nvkm_sec2_fwif *fwif)
+{
+	nvkm_warn(&sec2->engine.subdev, "firmware unavailable\n");
+	return 0;
+}
+
+static int
+gp102_sec2_acr_bootstrap_falcon_callback(void *priv, struct nvfw_falcon_msg *hdr)
+{
+	struct nv_sec2_acr_bootstrap_falcon_msg *msg =
+		container_of(hdr, typeof(*msg), msg.hdr);
+	struct nvkm_subdev *subdev = priv;
+	const char *name = nvkm_acr_lsf_id(msg->falcon_id);
+
+	if (msg->error_code) {
+		nvkm_error(subdev, "ACR_BOOTSTRAP_FALCON failed for "
+				   "falcon %d [%s]: %08x\n",
+			   msg->falcon_id, name, msg->error_code);
+		return -EINVAL;
+	}
+
+	nvkm_debug(subdev, "%s booted\n", name);
+	return 0;
+}
+
+static int
+gp102_sec2_acr_bootstrap_falcon(struct nvkm_falcon *falcon,
+			        enum nvkm_acr_lsf_id id)
+{
+	struct nvkm_sec2 *sec2 = container_of(falcon, typeof(*sec2), falcon);
+	struct nv_sec2_acr_bootstrap_falcon_cmd cmd = {
+		.cmd.hdr.unit_id = sec2->func->unit_acr,
+		.cmd.hdr.size = sizeof(cmd),
+		.cmd.cmd_type = NV_SEC2_ACR_CMD_BOOTSTRAP_FALCON,
+		.flags = NV_SEC2_ACR_BOOTSTRAP_FALCON_FLAGS_RESET_YES,
+		.falcon_id = id,
+	};
+
+	return nvkm_falcon_cmdq_send(sec2->cmdq, &cmd.cmd.hdr,
+				     gp102_sec2_acr_bootstrap_falcon_callback,
+				     &sec2->engine.subdev,
+				     msecs_to_jiffies(1000));
+}
+
+static void
+gp102_sec2_acr_bld_patch(struct nvkm_acr *acr, u32 bld, s64 adjust)
+{
+	struct loader_config_v1 hdr;
+	nvkm_robj(acr->wpr, bld, &hdr, sizeof(hdr));
+	hdr.code_dma_base = hdr.code_dma_base + adjust;
+	hdr.data_dma_base = hdr.data_dma_base + adjust;
+	hdr.overlay_dma_base = hdr.overlay_dma_base + adjust;
+	nvkm_wobj(acr->wpr, bld, &hdr, sizeof(hdr));
+	loader_config_v1_dump(&acr->subdev, &hdr);
+}
+
+static void
+gp102_sec2_acr_bld_write(struct nvkm_acr *acr, u32 bld,
+			 struct nvkm_acr_lsfw *lsfw)
+{
+	const struct loader_config_v1 hdr = {
+		.dma_idx = FALCON_SEC2_DMAIDX_UCODE,
+		.code_dma_base = lsfw->offset.img + lsfw->app_start_offset,
+		.code_size_total = lsfw->app_size,
+		.code_size_to_load = lsfw->app_resident_code_size,
+		.code_entry_point = lsfw->app_imem_entry,
+		.data_dma_base = lsfw->offset.img + lsfw->app_start_offset +
+				 lsfw->app_resident_data_offset,
+		.data_size = lsfw->app_resident_data_size,
+		.overlay_dma_base = lsfw->offset.img + lsfw->app_start_offset,
+		.argc = 1,
+		.argv = lsfw->falcon->func->emem_addr,
+	};
+
+	nvkm_wobj(acr->wpr, bld, &hdr, sizeof(hdr));
+}
+
+static const struct nvkm_acr_lsf_func
+gp102_sec2_acr_0 = {
+	.bld_size = sizeof(struct loader_config_v1),
+	.bld_write = gp102_sec2_acr_bld_write,
+	.bld_patch = gp102_sec2_acr_bld_patch,
+	.bootstrap_falcons = BIT_ULL(NVKM_ACR_LSF_FECS) |
+			     BIT_ULL(NVKM_ACR_LSF_GPCCS) |
+			     BIT_ULL(NVKM_ACR_LSF_SEC2),
+	.bootstrap_falcon = gp102_sec2_acr_bootstrap_falcon,
+};
+
+int
+gp102_sec2_initmsg(struct nvkm_sec2 *sec2)
+{
+	struct nv_sec2_init_msg msg;
+	int ret, i;
+
+	ret = nvkm_falcon_msgq_recv_initmsg(sec2->msgq, &msg, sizeof(msg));
+	if (ret)
+		return ret;
+
+	if (msg.hdr.unit_id != NV_SEC2_UNIT_INIT ||
+	    msg.msg_type != NV_SEC2_INIT_MSG_INIT)
+		return -EINVAL;
+
+	for (i = 0; i < ARRAY_SIZE(msg.queue_info); i++) {
+		if (msg.queue_info[i].id == NV_SEC2_INIT_MSG_QUEUE_ID_MSGQ) {
+			nvkm_falcon_msgq_init(sec2->msgq,
+					      msg.queue_info[i].index,
+					      msg.queue_info[i].offset,
+					      msg.queue_info[i].size);
+		} else {
+			nvkm_falcon_cmdq_init(sec2->cmdq,
+					      msg.queue_info[i].index,
+					      msg.queue_info[i].offset,
+					      msg.queue_info[i].size);
+		}
+	}
+
+	return 0;
+}
+
+irqreturn_t
+gp102_sec2_intr(struct nvkm_inth *inth)
+{
+	struct nvkm_sec2 *sec2 = container_of(inth, typeof(*sec2), engine.subdev.inth);
+	struct nvkm_subdev *subdev = &sec2->engine.subdev;
+	struct nvkm_falcon *falcon = &sec2->falcon;
+	u32 disp = nvkm_falcon_rd32(falcon, 0x01c);
+	u32 intr = nvkm_falcon_rd32(falcon, 0x008) & disp & ~(disp >> 16);
+
+	if (intr & 0x00000040) {
+		if (unlikely(atomic_read(&sec2->initmsg) == 0)) {
+			int ret = sec2->func->initmsg(sec2);
+
+			if (ret)
+				nvkm_error(subdev, "error parsing init message: %d\n", ret);
+
+			atomic_set(&sec2->initmsg, ret ?: 1);
+		}
+
+		if (atomic_read(&sec2->initmsg) > 0) {
+			if (!nvkm_falcon_msgq_empty(sec2->msgq))
+				nvkm_falcon_msgq_recv(sec2->msgq);
+		}
+
+		nvkm_falcon_wr32(falcon, 0x004, 0x00000040);
+		intr &= ~0x00000040;
+	}
+
+	if (intr & 0x00000010) {
+		if (atomic_read(&sec2->running)) {
+			FLCN_ERR(falcon, "halted");
+			gm200_flcn_tracepc(falcon);
+		}
+
+		nvkm_falcon_wr32(falcon, 0x004, 0x00000010);
+		intr &= ~0x00000010;
+	}
+
+	if (intr) {
+		nvkm_error(subdev, "unhandled intr %08x\n", intr);
+		nvkm_falcon_wr32(falcon, 0x004, intr);
+	}
+
+	return IRQ_HANDLED;
+}
+
+static const struct nvkm_falcon_func
+gp102_sec2_flcn = {
+	.disable = gm200_flcn_disable,
+	.enable = gm200_flcn_enable,
+	.reset_pmc = true,
+	.reset_eng = gp102_flcn_reset_eng,
+	.reset_wait_mem_scrubbing = gm200_flcn_reset_wait_mem_scrubbing,
+	.debug = 0x408,
+	.bind_inst = gm200_flcn_bind_inst,
+	.bind_stat = gm200_flcn_bind_stat,
+	.bind_intr = true,
+	.imem_pio = &gm200_flcn_imem_pio,
+	.dmem_pio = &gm200_flcn_dmem_pio,
+	.emem_addr = 0x01000000,
+	.emem_pio = &gp102_flcn_emem_pio,
+	.start = nvkm_falcon_v1_start,
+	.cmdq = { 0xa00, 0xa04, 8 },
+	.msgq = { 0xa30, 0xa34, 8 },
+};
+
+const struct nvkm_sec2_func
+gp102_sec2 = {
+	.flcn = &gp102_sec2_flcn,
+	.unit_unload = NV_SEC2_UNIT_UNLOAD,
+	.unit_acr = NV_SEC2_UNIT_ACR,
+	.intr = gp102_sec2_intr,
+	.initmsg = gp102_sec2_initmsg,
+};
+
+MODULE_FIRMWARE("nvidia/gp102/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/sig.bin");
+
+void
+gp102_sec2_acr_bld_patch_1(struct nvkm_acr *acr, u32 bld, s64 adjust)
+{
+	struct flcn_bl_dmem_desc_v2 hdr;
+	nvkm_robj(acr->wpr, bld, &hdr, sizeof(hdr));
+	hdr.code_dma_base = hdr.code_dma_base + adjust;
+	hdr.data_dma_base = hdr.data_dma_base + adjust;
+	nvkm_wobj(acr->wpr, bld, &hdr, sizeof(hdr));
+	flcn_bl_dmem_desc_v2_dump(&acr->subdev, &hdr);
+}
+
+void
+gp102_sec2_acr_bld_write_1(struct nvkm_acr *acr, u32 bld,
+			   struct nvkm_acr_lsfw *lsfw)
+{
+	const struct flcn_bl_dmem_desc_v2 hdr = {
+		.ctx_dma = FALCON_SEC2_DMAIDX_UCODE,
+		.code_dma_base = lsfw->offset.img + lsfw->app_start_offset,
+		.non_sec_code_off = lsfw->app_resident_code_offset,
+		.non_sec_code_size = lsfw->app_resident_code_size,
+		.code_entry_point = lsfw->app_imem_entry,
+		.data_dma_base = lsfw->offset.img + lsfw->app_start_offset +
+				 lsfw->app_resident_data_offset,
+		.data_size = lsfw->app_resident_data_size,
+		.argc = 1,
+		.argv = lsfw->falcon->func->emem_addr,
+	};
+
+	nvkm_wobj(acr->wpr, bld, &hdr, sizeof(hdr));
+}
+
+const struct nvkm_acr_lsf_func
+gp102_sec2_acr_1 = {
+	.bld_size = sizeof(struct flcn_bl_dmem_desc_v2),
+	.bld_write = gp102_sec2_acr_bld_write_1,
+	.bld_patch = gp102_sec2_acr_bld_patch_1,
+	.bootstrap_falcons = BIT_ULL(NVKM_ACR_LSF_FECS) |
+			     BIT_ULL(NVKM_ACR_LSF_GPCCS) |
+			     BIT_ULL(NVKM_ACR_LSF_SEC2),
+	.bootstrap_falcon = gp102_sec2_acr_bootstrap_falcon,
+};
+
+int
+gp102_sec2_load(struct nvkm_sec2 *sec2, int ver,
+		const struct nvkm_sec2_fwif *fwif)
+{
+	return nvkm_acr_lsfw_load_sig_image_desc_v1(&sec2->engine.subdev,
+						    &sec2->falcon,
+						    NVKM_ACR_LSF_SEC2, "sec2/",
+						    ver, fwif->acr);
+}
+
+MODULE_FIRMWARE("nvidia/gp102/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp102/sec2/sig-1.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp104/sec2/sig-1.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp106/sec2/sig-1.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/desc-1.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/image-1.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/sig-1.bin");
+
+static const struct nvkm_sec2_fwif
+gp102_sec2_fwif[] = {
+	{  1, gp102_sec2_load, &gp102_sec2, &gp102_sec2_acr_1 },
+	{  0, gp102_sec2_load, &gp102_sec2, &gp102_sec2_acr_0 },
+	{ -1, gp102_sec2_nofw, &gp102_sec2 },
+	{}
+};
+
+int
+gp102_sec2_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	       struct nvkm_sec2 **psec2)
+{
+	return nvkm_sec2_new_(gp102_sec2_fwif, device, type, inst, 0, psec2);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/gp108.c

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2019 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 "priv.h"
+#include <subdev/acr.h>
+
+MODULE_FIRMWARE("nvidia/gp108/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp108/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp108/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/gv100/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gv100/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gv100/sec2/sig.bin");
+
+static const struct nvkm_sec2_fwif
+gp108_sec2_fwif[] = {
+	{ 0, gp102_sec2_load, &gp102_sec2, &gp102_sec2_acr_1 },
+	{}
+};
+
+int
+gp108_sec2_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	       struct nvkm_sec2 **psec2)
+{
+	return nvkm_sec2_new_(gp108_sec2_fwif, device, type, inst, 0, psec2);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/priv.h

@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVKM_SEC2_PRIV_H__
+#define __NVKM_SEC2_PRIV_H__
+#include <engine/sec2.h>
+struct nvkm_acr_lsfw;
+
+int r535_sec2_new(const struct nvkm_sec2_func *,
+		  struct nvkm_device *, enum nvkm_subdev_type, int, u32 addr, struct nvkm_sec2 **);
+
+struct nvkm_sec2_func {
+	const struct nvkm_falcon_func *flcn;
+	u8 unit_unload;
+	u8 unit_acr;
+	struct nvkm_intr *(*intr_vector)(struct nvkm_sec2 *, enum nvkm_intr_type *);
+	irqreturn_t (*intr)(struct nvkm_inth *);
+	int (*initmsg)(struct nvkm_sec2 *);
+};
+
+irqreturn_t gp102_sec2_intr(struct nvkm_inth *);
+int gp102_sec2_initmsg(struct nvkm_sec2 *);
+
+struct nvkm_sec2_fwif {
+	int version;
+	int (*load)(struct nvkm_sec2 *, int ver, const struct nvkm_sec2_fwif *);
+	const struct nvkm_sec2_func *func;
+	const struct nvkm_acr_lsf_func *acr;
+};
+
+int gp102_sec2_nofw(struct nvkm_sec2 *, int, const struct nvkm_sec2_fwif *);
+int gp102_sec2_load(struct nvkm_sec2 *, int, const struct nvkm_sec2_fwif *);
+extern const struct nvkm_sec2_func gp102_sec2;
+extern const struct nvkm_acr_lsf_func gp102_sec2_acr_1;
+void gp102_sec2_acr_bld_write_1(struct nvkm_acr *, u32, struct nvkm_acr_lsfw *);
+void gp102_sec2_acr_bld_patch_1(struct nvkm_acr *, u32, s64);
+
+int nvkm_sec2_new_(const struct nvkm_sec2_fwif *, struct nvkm_device *, enum nvkm_subdev_type,
+		   int, u32 addr, struct nvkm_sec2 **);
+#endif

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/r535.c

@@ -0,0 +1,54 @@
+/*
+ * 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 "priv.h"
+
+static void *
+r535_sec2_dtor(struct nvkm_engine *engine)
+{
+	struct nvkm_sec2 *sec2 = nvkm_sec2(engine);
+
+	nvkm_falcon_dtor(&sec2->falcon);
+	return sec2;
+}
+
+static const struct nvkm_engine_func
+r535_sec2 = {
+	.dtor = r535_sec2_dtor,
+};
+
+int
+r535_sec2_new(const struct nvkm_sec2_func *func, struct nvkm_device *device,
+	      enum nvkm_subdev_type type, int inst, u32 addr, struct nvkm_sec2 **psec2)
+{
+	struct nvkm_sec2 *sec2;
+	int ret;
+
+	if (!(sec2 = *psec2 = kzalloc_obj(*sec2)))
+		return -ENOMEM;
+
+	ret = nvkm_engine_ctor(&r535_sec2, device, type, inst, true, &sec2->engine);
+	if (ret)
+		return ret;
+
+	return nvkm_falcon_ctor(func->flcn, &sec2->engine.subdev, sec2->engine.subdev.name,
+				addr, &sec2->falcon);
+}

linux-7.2.3/drivers/gpu/drm/nouveau/nvkm/engine/sec2/tu102.c

@@ -0,0 +1,92 @@
+/*
+ * Copyright 2019 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 "priv.h"
+#include <subdev/acr.h>
+#include <subdev/gsp.h>
+
+#include <nvfw/sec2.h>
+
+static const struct nvkm_falcon_func
+tu102_sec2_flcn = {
+	.disable = gm200_flcn_disable,
+	.enable = gm200_flcn_enable,
+	.reset_pmc = true,
+	.reset_eng = gp102_flcn_reset_eng,
+	.reset_wait_mem_scrubbing = gm200_flcn_reset_wait_mem_scrubbing,
+	.debug = 0x408,
+	.bind_inst = gm200_flcn_bind_inst,
+	.bind_stat = gm200_flcn_bind_stat,
+	.bind_intr = true,
+	.imem_pio = &gm200_flcn_imem_pio,
+	.dmem_pio = &gm200_flcn_dmem_pio,
+	.emem_addr = 0x01000000,
+	.emem_pio = &gp102_flcn_emem_pio,
+	.start = nvkm_falcon_v1_start,
+	.cmdq = { 0xc00, 0xc04, 8 },
+	.msgq = { 0xc80, 0xc84, 8 },
+};
+
+static const struct nvkm_sec2_func
+tu102_sec2 = {
+	.flcn = &tu102_sec2_flcn,
+	.unit_unload = NV_SEC2_UNIT_V2_UNLOAD,
+	.unit_acr = NV_SEC2_UNIT_V2_ACR,
+	.intr = gp102_sec2_intr,
+	.initmsg = gp102_sec2_initmsg,
+};
+
+MODULE_FIRMWARE("nvidia/tu102/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/tu102/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/tu102/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/tu104/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/tu104/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/tu104/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/tu106/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/tu106/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/tu106/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/tu116/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/tu116/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/tu116/sec2/sig.bin");
+MODULE_FIRMWARE("nvidia/tu117/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/tu117/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/tu117/sec2/sig.bin");
+
+static const struct nvkm_sec2_fwif
+tu102_sec2_fwif[] = {
+	{  0, gp102_sec2_load, &tu102_sec2, &gp102_sec2_acr_1 },
+	{ -1, gp102_sec2_nofw, &tu102_sec2 }
+};
+
+int
+tu102_sec2_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	       struct nvkm_sec2 **psec2)
+{
+	/* TOP info wasn't updated on Turing to reflect the PRI
+	 * address change for some reason.  We override it here.
+	 */
+	const u32 addr = 0x840000;
+
+	if (nvkm_gsp_rm(device->gsp))
+		return r535_sec2_new(&tu102_sec2, device, type, inst, addr, psec2);
+
+	return nvkm_sec2_new_(tu102_sec2_fwif, device, type, inst, addr, psec2);
+}