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| author |   Alex Deucher <alexander.deucher@amd.com> | 2018-11-29 19:20:28 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-12-05 17:49:49 -0500 |
| commit | 7d98e1e7ee9c8a083936547eadc2b0e46d43cb96 (patch) | |
| tree | 23e72194017ea94880d3d11ece7d724a12112276 /drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | |
| parent | drm/amd/display: Add tracing to dc (diff) | |
| download | linux-dev-7d98e1e7ee9c8a083936547eadc2b0e46d43cb96.tar.xz linux-dev-7d98e1e7ee9c8a083936547eadc2b0e46d43cb96.zip | |
drm/amdgpu/powerplay: fix mclk switch limit on polaris
Update switch limit on newer polaris variants. This may fix
flickering with high refresh rates with mclk switching enabled.
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 66e3d0177235..6bfbfd37ed92 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -2859,7 +2859,10 @@ static int smu7_vblank_too_short(struct pp_hwmgr *hwmgr, case CHIP_POLARIS10: case CHIP_POLARIS11: case CHIP_POLARIS12: - switch_limit_us = data->is_memory_gddr5 ? 190 : 150; + if (hwmgr->is_kicker) + switch_limit_us = data->is_memory_gddr5 ? 450 : 150; + else + switch_limit_us = data->is_memory_gddr5 ? 190 : 150; break; case CHIP_VEGAM: switch_limit_us = 30; |