diff options
author | Sergei Lopatin <magist3r@gmail.com> | 2019-06-26 14:56:59 +0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-21 09:05:02 +0200 |
commit | 251f13126e232ad61cd404c682f16a7060b1b70f (patch) | |
tree | dfb2a70dcfee0562f4a1c5a98601344cfcfc7688 | |
parent | eecd70c77ff3d01ebadba93b1d7608ec8dad90dd (diff) |
drm/amd/powerplay: force the trim of the mclk dpm_levels if OD is enabled
commit 8c7f0a44b4b4ef16df8f44fbaee6d1f5d1593c83 upstream.
Should prevent flicker if PP_OVERDRIVE_MASK is set.
bug: https://bugs.freedesktop.org/show_bug.cgi?id=102646
bug: https://bugs.freedesktop.org/show_bug.cgi?id=108941
bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1088
bug: https://gitlab.freedesktop.org/drm/amd/-/issues/628
Signed-off-by: Sergei Lopatin <magist3r@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-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 203ce4b1028f..e6da53e9c3f4 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -3805,9 +3805,12 @@ static int smu7_trim_single_dpm_states(struct pp_hwmgr *hwmgr, { uint32_t i; + /* force the trim if mclk_switching is disabled to prevent flicker */ + bool force_trim = (low_limit == high_limit); for (i = 0; i < dpm_table->count; i++) { /*skip the trim if od is enabled*/ - if (!hwmgr->od_enabled && (dpm_table->dpm_levels[i].value < low_limit + if ((!hwmgr->od_enabled || force_trim) + && (dpm_table->dpm_levels[i].value < low_limit || dpm_table->dpm_levels[i].value > high_limit)) dpm_table->dpm_levels[i].enabled = false; else |