diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-02-19 07:51:35 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-02-19 07:51:35 +0100 |
| commit | 07749061b837a1268146dc8a620a522253cea877 (patch) | |
| tree | 3708ac3f1a088869daf7e9826bc4b56abfcdac74 /drivers/gpu/drm/amd/amdgpu/tonga_ih.c | |
| parent | 5c0941c55e5f681ffb05f395222ac673460bb3d0 (diff) | |
| parent | b401b621758e46812da61fa58a67c3fd8d91de0d (diff) | |
Merge 6.8-rc5 into driver-core-next
We need the driver core changes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/tonga_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/tonga_ih.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c index 917707bba7f3..450b6e831509 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c @@ -219,6 +219,12 @@ static u32 tonga_ih_get_wptr(struct amdgpu_device *adev, tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); WREG32(mmIH_RB_CNTL, tmp); + /* Unset the CLEAR_OVERFLOW bit immediately so new overflows + * can be detected. + */ + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 0); + WREG32(mmIH_RB_CNTL, tmp); + out: return (wptr & ih->ptr_mask); } |