From 97e8f102f5a9123d30258e196c6c1ea29cf52e83 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Tue, 17 Jul 2018 18:31:50 +0800 Subject: [PATCH] drm/amd/pp: Set Max clock level to display by default avoid the error in dmesg: [drm:dm_pp_get_static_clocks] *ERROR* DM_PPLIB: invalid powerlevel state: 0! Reviewed-by: Alex Deucher Reviewed-by: Harry Wentland Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index 75c208283e5f..7a646f94b478 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -998,7 +998,7 @@ static int pp_get_display_power_level(void *handle, static int pp_get_current_clocks(void *handle, struct amd_pp_clock_info *clocks) { - struct amd_pp_simple_clock_info simple_clocks; + struct amd_pp_simple_clock_info simple_clocks = { 0 }; struct pp_clock_info hw_clocks; struct pp_hwmgr *hwmgr = handle; int ret = 0; @@ -1034,7 +1034,10 @@ static int pp_get_current_clocks(void *handle, clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; - clocks->max_clocks_state = simple_clocks.level; + if (simple_clocks.level == 0) + clocks->max_clocks_state = PP_DAL_POWERLEVEL_7; + else + clocks->max_clocks_state = simple_clocks.level; if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) { clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; @@ -1137,6 +1140,8 @@ static int pp_get_display_mode_validation_clocks(void *handle, if (!hwmgr || !hwmgr->pm_en ||!clocks) return -EINVAL; + clocks->level = PP_DAL_POWERLEVEL_7; + mutex_lock(&hwmgr->smu_lock); if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState)) -- 2.30.2