diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2018-05-30 16:52:22 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-05-31 14:07:46 -0500 |
| commit | 46defdd6fff70edf6bd21848ee75d927c36e4153 (patch) | |
| tree | 41328c5b876b821d995b144daf30ff2ed2d95add /drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | |
| parent | 9dac0c3fb41056ae48b93e679c2a796c4dcfa8ed (diff) | |
drm/amd/pp: Allow underclocking when od table is empty in vbios
if max od engine clock limit and memory clock limit are not set
in vbios. driver will allow underclocking instand of disable od feature
completely.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index d156b7bb92ae..f70dbc8ccfba 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -1311,6 +1311,9 @@ static int vega10_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) vega10_setup_default_single_dpm_table(hwmgr, dpm_table, dep_gfx_table); + if (hwmgr->platform_descriptor.overdriveLimit.engineClock == 0) + hwmgr->platform_descriptor.overdriveLimit.engineClock = + dpm_table->dpm_levels[dpm_table->count-1].value; vega10_init_dpm_state(&(dpm_table->dpm_state)); /* Initialize Mclk DPM table based on allow Mclk values */ @@ -1319,6 +1322,9 @@ static int vega10_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) vega10_setup_default_single_dpm_table(hwmgr, dpm_table, dep_mclk_table); + if (hwmgr->platform_descriptor.overdriveLimit.memoryClock == 0) + hwmgr->platform_descriptor.overdriveLimit.memoryClock = + dpm_table->dpm_levels[dpm_table->count-1].value; vega10_init_dpm_state(&(dpm_table->dpm_state)); data->dpm_table.eclk_table.count = 0; |