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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
index b2bb5a3ccb02..5940e0dea2f8 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
@@ -126,6 +126,34 @@ nvkm_fb_oneinit(struct nvkm_subdev *subdev)
}
static int
+nvkm_fb_init_scrub_vpr(struct nvkm_fb *fb)
+{
+ struct nvkm_subdev *subdev = &fb->subdev;
+ int ret;
+
+ nvkm_debug(subdev, "VPR locked, running scrubber binary\n");
+
+ if (!fb->vpr_scrubber.size) {
+ nvkm_warn(subdev, "VPR locked, but no scrubber binary!\n");
+ return 0;
+ }
+
+ ret = fb->func->vpr.scrub(fb);
+ if (ret) {
+ nvkm_error(subdev, "VPR scrubber binary failed\n");
+ return ret;
+ }
+
+ if (fb->func->vpr.scrub_required(fb)) {
+ nvkm_error(subdev, "VPR still locked after scrub!\n");
+ return -EIO;
+ }
+
+ nvkm_debug(subdev, "VPR scrubber binary successful\n");
+ return 0;
+}
+
+static int
nvkm_fb_init(struct nvkm_subdev *subdev)
{
struct nvkm_fb *fb = nvkm_fb(subdev);
@@ -154,6 +182,14 @@ nvkm_fb_init(struct nvkm_subdev *subdev)
if (fb->func->init_unkn)
fb->func->init_unkn(fb);
+
+ if (fb->func->vpr.scrub_required &&
+ fb->func->vpr.scrub_required(fb)) {
+ ret = nvkm_fb_init_scrub_vpr(fb);
+ if (ret)
+ return ret;
+ }
+
return 0;
}
@@ -172,6 +208,8 @@ nvkm_fb_dtor(struct nvkm_subdev *subdev)
nvkm_mm_fini(&fb->tags);
nvkm_ram_del(&fb->ram);
+ nvkm_blob_dtor(&fb->vpr_scrubber);
+
if (fb->func->dtor)
return fb->func->dtor(fb);
return fb;