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| author | John Barberiz <[email protected]> | 2019-01-16 22:21:31 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2019-02-06 02:16:22 +0000 |
| commit | 9ca089925f0c318307881eadc0535e7c7a7b5e2d (patch) | |
| tree | a32ae72da07717bb2e7f17d9ec02b4bb29fd3958 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | drm/amdgpu: cleanup VM dw estimation a bit (diff) | |
| download | kernel-9ca089925f0c318307881eadc0535e7c7a7b5e2d.tar.gz kernel-9ca089925f0c318307881eadc0535e7c7a7b5e2d.zip | |
drm/amd/display: Use udelay when waiting between aux retries
[Why]
"IRQ_HPD Pulse Length Test" DP compliance test
fails. Test complains that certain DPCD registers
are not read within 100 ms.
[How]
msleep is inaccurate for small values. Used udelay
instead for accuracy.
Signed-off-by: John Barberiz <[email protected]>
Reviewed-by: Wenjing Liu <[email protected]>
Acked-by: Bhawanpreet Lakha <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
0 files changed, 0 insertions, 0 deletions