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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2021-05-22 08:17:05 +0300 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-05-22 08:17:05 +0300 |
| commit | 304ba5dca49a21e6f4040494c669134787145118 (patch) | |
| tree | 6c7629c777399549de1bfb216d2a29a08d932f6b /drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c | |
| parent | 9146bc275b7f73210c00eca3c5cf6897450b8896 (diff) | |
| parent | 9a91e5e0af5e03940d0eec72c36364a1701de240 (diff) | |
| download | linux-304ba5dca49a21e6f4040494c669134787145118.tar.xz | |
Merge drm/drm-next into drm-misc-next
Backmerging from drm/drm-next to the patches for AMD devices
for v5.14.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c index 433469ace6f4..f3d62e196901 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ih.c @@ -177,7 +177,9 @@ static bool amdgpu_ih_has_checkpoint_processed(struct amdgpu_device *adev, cur_rptr += ih->ptr_mask + 1; *prev_rptr = cur_rptr; - return cur_rptr >= checkpoint_wptr; + /* check ring is empty to workaround missing wptr overflow flag */ + return cur_rptr >= checkpoint_wptr || + (cur_rptr & ih->ptr_mask) == amdgpu_ih_get_wptr(adev, ih); } /** |