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2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
..
..
@@ -68,10 +68,13 @@
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68
 
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 	if (nvbios_M0203Em(bios, ramcfg, &ver, &hdr, &M0203E)) {
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 		switch (M0203E.type) {
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-		case M0203E_TYPE_DDR2 : return NVKM_RAM_TYPE_DDR2;
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-		case M0203E_TYPE_DDR3 : return NVKM_RAM_TYPE_DDR3;
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-		case M0203E_TYPE_GDDR3: return NVKM_RAM_TYPE_GDDR3;
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-		case M0203E_TYPE_GDDR5: return NVKM_RAM_TYPE_GDDR5;
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+		case M0203E_TYPE_DDR2  : return NVKM_RAM_TYPE_DDR2;
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+		case M0203E_TYPE_DDR3  : return NVKM_RAM_TYPE_DDR3;
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+		case M0203E_TYPE_GDDR3 : return NVKM_RAM_TYPE_GDDR3;
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+		case M0203E_TYPE_GDDR5 : return NVKM_RAM_TYPE_GDDR5;
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+		case M0203E_TYPE_GDDR5X: return NVKM_RAM_TYPE_GDDR5X;
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+		case M0203E_TYPE_GDDR6 : return NVKM_RAM_TYPE_GDDR6;
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+		case M0203E_TYPE_HBM2  : return NVKM_RAM_TYPE_HBM2;
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 		default:
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 			nvkm_warn(subdev, "M0203E type %02x\n", M0203E.type);
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 			return NVKM_RAM_TYPE_UNKNOWN;
..
..
@@ -123,6 +126,34 @@
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 }
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 static int
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+nvkm_fb_init_scrub_vpr(struct nvkm_fb *fb)
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+{
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+	struct nvkm_subdev *subdev = &fb->subdev;
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+	int ret;
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+
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+	nvkm_debug(subdev, "VPR locked, running scrubber binary\n");
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+
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+	if (!fb->vpr_scrubber.size) {
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+		nvkm_warn(subdev, "VPR locked, but no scrubber binary!\n");
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+		return 0;
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+	}
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+
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+	ret = fb->func->vpr.scrub(fb);
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+	if (ret) {
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+		nvkm_error(subdev, "VPR scrubber binary failed\n");
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+		return ret;
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+	}
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+
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+	if (fb->func->vpr.scrub_required(fb)) {
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+		nvkm_error(subdev, "VPR still locked after scrub!\n");
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+		return -EIO;
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+	}
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+
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+	nvkm_debug(subdev, "VPR scrubber binary successful\n");
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+	return 0;
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+}
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+
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+static int
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 nvkm_fb_init(struct nvkm_subdev *subdev)
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 {
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 	struct nvkm_fb *fb = nvkm_fb(subdev);
..
..
@@ -151,6 +182,14 @@
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 	if (fb->func->init_unkn)
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 		fb->func->init_unkn(fb);
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+
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+	if (fb->func->vpr.scrub_required &&
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+	    fb->func->vpr.scrub_required(fb)) {
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+		ret = nvkm_fb_init_scrub_vpr(fb);
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+		if (ret)
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+			return ret;
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+	}
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+
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 	return 0;
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 }
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..
..
@@ -169,6 +208,8 @@
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 	nvkm_mm_fini(&fb->tags);
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 	nvkm_ram_del(&fb->ram);
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+	nvkm_blob_dtor(&fb->vpr_scrubber);
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+
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 	if (fb->func->dtor)
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 		return fb->func->dtor(fb);
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 	return fb;