From: Evan Quan Date: Fri, 20 Jul 2018 02:13:19 +0000 (+0800) Subject: drm/amd/powerplay: slow UCLK switch when multiple displays not in sync X-Git-Tag: v4.19-rc1~138^2~14^2~22 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59a8348fc5b363a0c19be73bc9f5790e0f8f803a;p=thirdparty%2Fkernel%2Flinux.git drm/amd/powerplay: slow UCLK switch when multiple displays not in sync Slow switch for UCLK when there is multiple displays and they are not in sync. Signed-off-by: Evan Quan Reviewed-by: Rex Zhu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index 6d93d52975ecb..94e847e34b720 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -3800,7 +3800,8 @@ static int vega10_notify_smc_display_config_after_ps_adjustment( uint32_t i; struct pp_display_clock_request clock_req; - if (hwmgr->display_config->num_display > 1) + if ((hwmgr->display_config->num_display > 1) && + !hwmgr->display_config->multi_monitor_in_sync) vega10_notify_smc_display_change(hwmgr, false); else vega10_notify_smc_display_change(hwmgr, true);