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drm/amd/pp: Workaround flickering issue on RV

Screen flickering observed while running 1080p video using
MPV_VAAPI/VDPAU with 4x4K@60 monitors

Need to set higher mclk in this configuration.

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>
Rex Zhu 7 years ago
parent
20b6b7885d
commit
01233b8073
1 changed files with 3 additions and 0 deletions
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  1. 3 0
      drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c

+ 3 - 0
drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
View File 

@@ -600,7 +600,10 @@ static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
 
 						data->gfx_min_freq_limit/100);
 
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 
 						PPSMC_MSG_SetHardMinFclkByFreq,
 
+						hwmgr->display_config->num_display > 3 ?
 
+						SMU10_UMD_PSTATE_PEAK_FCLK :
 
 						SMU10_UMD_PSTATE_MIN_FCLK);
 
+
 
 		smum_send_msg_to_smc_with_parameter(hwmgr,
 
 						PPSMC_MSG_SetHardMinSocclkByFreq,
 
 						SMU10_UMD_PSTATE_MIN_SOCCLK);