leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

drm/amd/powerplay: fix wrong clock adjust sequence

Browse Source 
The clocks should be adjusted after display configuration changed.
Otherwise, the socclk and memclk may be forced on an unnecessary higher
level.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2018-06-06 11:54:45 +08:00 committed by Alex Deucher
parent 97028037a3
commit c3dade5ef7
1 changed files with 6 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/gpu/drm/amd/powerplay/hwmgr/pp_psm.c
View File

@ -265,19 +265,18 @@ int psm_adjust_power_state_dynamic(struct pp_hwmgr *hwmgr, bool skip,
if (skip)
return 0;
if (!hwmgr->ps)
/*
* for vega12/vega20 which does not support power state manager
* DAL clock limits should also be honoured
*/
phm_apply_clock_adjust_rules(hwmgr);
phm_pre_display_configuration_changed(hwmgr);
phm_display_configuration_changed(hwmgr);
if (hwmgr->ps)
power_state_management(hwmgr, new_ps);
else
/*
* for vega12/vega20 which does not support power state manager
* DAL clock limits should also be honoured
*/
phm_apply_clock_adjust_rules(hwmgr);
phm_notify_smc_display_config_after_ps_adjustment(hwmgr);