diff options
| author | Evan Quan <evan.quan@amd.com> | 2020-09-02 16:10:10 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-10-14 15:27:16 -0400 |
| commit | 83da6eea3af669ee0b1f1bc05ffd6150af984994 (patch) | |
| tree | 1088369c69a8d1477b5302389d44984b6570a01e /drivers/gpu | |
| parent | 39ec39d77170a3fe9e92dcddf9060634276ee1ee (diff) | |
drm/amd/pm: increase mclk switch threshold to 200 us
To avoid underflow seen on Polaris10 with some 3440x1440
144Hz displays. As the threshold of 190 us cuts too close
to minVBlankTime of 192 us.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c index 3bf8be4d107b..1e8919b0acdb 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c @@ -2883,7 +2883,7 @@ static int smu7_vblank_too_short(struct pp_hwmgr *hwmgr, if (hwmgr->is_kicker) switch_limit_us = data->is_memory_gddr5 ? 450 : 150; else - switch_limit_us = data->is_memory_gddr5 ? 190 : 150; + switch_limit_us = data->is_memory_gddr5 ? 200 : 150; break; case CHIP_VEGAM: switch_limit_us = 30; |