Commit d6bca7e7 authored by Alex Deucher's avatar Alex Deucher

drm/amd/powerplay/vega10: allow mclk switching with no displays

If there are no displays attached, there is no reason to disable
mclk switching.

Fixes mclks getting set to high when there are no displays attached.
Reviewed-by: default avatarEric Huang <JinhuiEric.Huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent 6ce2d46c
......@@ -3171,6 +3171,9 @@ static int vega10_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
PP_CAP(PHM_PlatformCaps_DisableMclkSwitchForVR);
force_mclk_high = PP_CAP(PHM_PlatformCaps_ForceMclkHigh);
if (info.display_count == 0)
disable_mclk_switching = false;
else
disable_mclk_switching = (info.display_count > 1) ||
disable_mclk_switching_for_frame_lock ||
disable_mclk_switching_for_vr ||
......
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