drm/nouveau/secboot: add gp102/gp104/gp106/gp107 support

These gp10x chips are supporting using (roughly) the same firmware.
Compared to previous secure chips, ACR runs on SEC2 and so does the
low-secure msgqueue.

ACR for these chips is based on r367.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

3 files changed, 253 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h
index 03da24e2c229..d6a4bdb6573b 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/secboot.h
@@ -59,5 +59,6 @@ int nvkm_secboot_reset(struct nvkm_secboot *, enum nvkm_secboot_falcon);
 
 int gm200_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **);
 int gm20b_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **);
+int gp102_secboot_new(struct nvkm_device *, int, struct nvkm_secboot **);
 
 #endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild
index 566c8593a099..ac7f50ae53c6 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/Kbuild
@@ -10,3 +10,4 @@ nvkm-y += nvkm/subdev/secboot/acr_r367.o
 nvkm-y += nvkm/subdev/secboot/acr_r375.o
 nvkm-y += nvkm/subdev/secboot/gm200.o
 nvkm-y += nvkm/subdev/secboot/gm20b.o
+nvkm-y += nvkm/subdev/secboot/gp102.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp102.c
new file mode 100644
index 000000000000..8570c84c8a29
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/secboot/gp102.c
@@ -0,0 +1,251 @@
+/*
+ * 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 "acr.h"
+#include "gm200.h"
+
+#include "ls_ucode.h"
+#include "hs_ucode.h"
+#include <subdev/mc.h>
+#include <subdev/timer.h>
+#include <engine/falcon.h>
+#include <engine/nvdec.h>
+
+static bool
+gp102_secboot_scrub_required(struct nvkm_secboot *sb)
+{
+	struct nvkm_subdev *subdev = &sb->subdev;
+	struct nvkm_device *device = subdev->device;
+	u32 reg;
+
+	nvkm_wr32(device, 0x100cd0, 0x2);
+	reg = nvkm_rd32(device, 0x100cd0);
+
+	return (reg & BIT(4));
+}
+
+static int
+gp102_run_secure_scrub(struct nvkm_secboot *sb)
+{
+	struct nvkm_subdev *subdev = &sb->subdev;
+	struct nvkm_device *device = subdev->device;
+	struct nvkm_engine *engine;
+	struct nvkm_falcon *falcon;
+	void *scrub_image;
+	struct fw_bin_header *hsbin_hdr;
+	struct hsf_fw_header *fw_hdr;
+	struct hsf_load_header *lhdr;
+	void *scrub_data;
+	int ret;
+
+	nvkm_debug(subdev, "running VPR scrubber binary on NVDEC...\n");
+
+	if (!(engine = nvkm_engine_ref(&device->nvdec->engine)))
+		return PTR_ERR(engine);
+	falcon = device->nvdec->falcon;
+
+	nvkm_falcon_get(falcon, &sb->subdev);
+
+	scrub_image = hs_ucode_load_blob(subdev, falcon, "nvdec/scrubber");
+	if (IS_ERR(scrub_image))
+		return PTR_ERR(scrub_image);
+
+	nvkm_falcon_reset(falcon);
+	nvkm_falcon_bind_context(falcon, NULL);
+
+	hsbin_hdr = scrub_image;
+	fw_hdr = scrub_image + hsbin_hdr->header_offset;
+	lhdr = scrub_image + fw_hdr->hdr_offset;
+	scrub_data = scrub_image + hsbin_hdr->data_offset;
+
+	nvkm_falcon_load_imem(falcon, scrub_data, lhdr->non_sec_code_off,
+			      lhdr->non_sec_code_size,
+			      lhdr->non_sec_code_off >> 8, 0, false);
+	nvkm_falcon_load_imem(falcon, scrub_data + lhdr->apps[0],
+			      ALIGN(lhdr->apps[0], 0x100),
+			      lhdr->apps[1],
+			      lhdr->apps[0] >> 8, 0, true);
+	nvkm_falcon_load_dmem(falcon, scrub_data + lhdr->data_dma_base, 0,
+			      lhdr->data_size, 0);
+
+	kfree(scrub_image);
+
+	nvkm_falcon_set_start_addr(falcon, 0x0);
+	nvkm_falcon_start(falcon);
+
+	ret = nvkm_falcon_wait_for_halt(falcon, 500);
+	if (ret < 0) {
+		nvkm_error(subdev, "failed to run VPR scrubber binary!\n");
+		ret = -ETIMEDOUT;
+		goto end;
+	}
+
+	/* put nvdec in clean state - without reset it will remain in HS mode */
+	nvkm_falcon_reset(falcon);
+
+	if (gp102_secboot_scrub_required(sb)) {
+		nvkm_error(subdev, "VPR scrubber binary failed!\n");
+		ret = -EINVAL;
+		goto end;
+	}
+
+	nvkm_debug(subdev, "VPR scrub successfully completed\n");
+
+end:
+	nvkm_falcon_put(falcon, &sb->subdev);
+	nvkm_engine_unref(&engine);
+	return ret;
+}
+
+static int
+gp102_secboot_run_blob(struct nvkm_secboot *sb, struct nvkm_gpuobj *blob,
+		       struct nvkm_falcon *falcon)
+{
+	int ret;
+
+	/* make sure the VPR region is unlocked */
+	if (gp102_secboot_scrub_required(sb)) {
+		ret = gp102_run_secure_scrub(sb);
+		if (ret)
+			return ret;
+	}
+
+	return gm200_secboot_run_blob(sb, blob, falcon);
+}
+
+static const struct nvkm_secboot_func
+gp102_secboot = {
+	.dtor = gm200_secboot_dtor,
+	.oneinit = gm200_secboot_oneinit,
+	.fini = gm200_secboot_fini,
+	.run_blob = gp102_secboot_run_blob,
+};
+
+int
+gp102_secboot_new(struct nvkm_device *device, int index,
+		  struct nvkm_secboot **psb)
+{
+	int ret;
+	struct gm200_secboot *gsb;
+	struct nvkm_acr *acr;
+
+	acr = acr_r367_new(NVKM_SECBOOT_FALCON_SEC2,
+			   BIT(NVKM_SECBOOT_FALCON_FECS) |
+			   BIT(NVKM_SECBOOT_FALCON_GPCCS) |
+			   BIT(NVKM_SECBOOT_FALCON_SEC2));
+	if (IS_ERR(acr))
+		return PTR_ERR(acr);
+
+	gsb = kzalloc(sizeof(*gsb), GFP_KERNEL);
+	if (!gsb) {
+		psb = NULL;
+		return -ENOMEM;
+	}
+	*psb = &gsb->base;
+
+	ret = nvkm_secboot_ctor(&gp102_secboot, acr, device, index, &gsb->base);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
+MODULE_FIRMWARE("nvidia/gp102/acr/bl.bin");
+MODULE_FIRMWARE("nvidia/gp102/acr/unload_bl.bin");
+MODULE_FIRMWARE("nvidia/gp102/acr/ucode_load.bin");
+MODULE_FIRMWARE("nvidia/gp102/acr/ucode_unload.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/fecs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/fecs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/fecs_data.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/fecs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/gpccs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/gpccs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/gpccs_data.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/gpccs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/sw_ctx.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/sw_nonctx.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/sw_bundle_init.bin");
+MODULE_FIRMWARE("nvidia/gp102/gr/sw_method_init.bin");
+MODULE_FIRMWARE("nvidia/gp102/nvdec/scrubber.bin");
+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/acr/bl.bin");
+MODULE_FIRMWARE("nvidia/gp104/acr/unload_bl.bin");
+MODULE_FIRMWARE("nvidia/gp104/acr/ucode_load.bin");
+MODULE_FIRMWARE("nvidia/gp104/acr/ucode_unload.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/fecs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/fecs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/fecs_data.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/fecs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/gpccs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/gpccs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/gpccs_data.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/gpccs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/sw_ctx.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/sw_nonctx.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/sw_bundle_init.bin");
+MODULE_FIRMWARE("nvidia/gp104/gr/sw_method_init.bin");
+MODULE_FIRMWARE("nvidia/gp104/nvdec/scrubber.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/acr/bl.bin");
+MODULE_FIRMWARE("nvidia/gp106/acr/unload_bl.bin");
+MODULE_FIRMWARE("nvidia/gp106/acr/ucode_load.bin");
+MODULE_FIRMWARE("nvidia/gp106/acr/ucode_unload.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/fecs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/fecs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/fecs_data.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/fecs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/gpccs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/gpccs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/gpccs_data.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/gpccs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/sw_ctx.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/sw_nonctx.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/sw_bundle_init.bin");
+MODULE_FIRMWARE("nvidia/gp106/gr/sw_method_init.bin");
+MODULE_FIRMWARE("nvidia/gp106/nvdec/scrubber.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/acr/bl.bin");
+MODULE_FIRMWARE("nvidia/gp107/acr/unload_bl.bin");
+MODULE_FIRMWARE("nvidia/gp107/acr/ucode_load.bin");
+MODULE_FIRMWARE("nvidia/gp107/acr/ucode_unload.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/fecs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/fecs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/fecs_data.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/fecs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/gpccs_bl.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/gpccs_inst.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/gpccs_data.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/gpccs_sig.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/sw_ctx.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/sw_nonctx.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/sw_bundle_init.bin");
+MODULE_FIRMWARE("nvidia/gp107/gr/sw_method_init.bin");
+MODULE_FIRMWARE("nvidia/gp107/nvdec/scrubber.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/desc.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/image.bin");
+MODULE_FIRMWARE("nvidia/gp107/sec2/sig.bin");