drm/amd/powerplay: fix sclk setting for profile mode for CZ/ST

Need to select dpm0 to avoid clock fluctuations.

Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index 9f2c037..b9c61ec 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -1310,48 +1310,9 @@ static int cz_phm_force_dpm_lowest(struct pp_hwmgr *hwmgr)
        return 0;
 }
 
-static int cz_phm_force_dpm_sclk(struct pp_hwmgr *hwmgr, uint32_t sclk)
-{
-       smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
-                               PPSMC_MSG_SetSclkSoftMin,
-                               cz_get_sclk_level(hwmgr,
-                               sclk,
-                               PPSMC_MSG_SetSclkSoftMin));
-
-       smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
-                               PPSMC_MSG_SetSclkSoftMax,
-                               cz_get_sclk_level(hwmgr,
-                               sclk,
-                               PPSMC_MSG_SetSclkSoftMax));
-       return 0;
-}
-
-static int cz_get_profiling_clk(struct pp_hwmgr *hwmgr, uint32_t *sclk)
-{
-       struct phm_clock_voltage_dependency_table *table =
-               hwmgr->dyn_state.vddc_dependency_on_sclk;
-       int32_t tmp_sclk;
-       int32_t count;
-
-       tmp_sclk = table->entries[table->count-1].clk * 70 / 100;
-
-       for (count = table->count-1; count >= 0; count--) {
-               if (tmp_sclk >= table->entries[count].clk) {
-                       tmp_sclk = table->entries[count].clk;
-                       *sclk = tmp_sclk;
-                       break;
-               }
-       }
-       if (count < 0)
-               *sclk = table->entries[0].clk;
-
-       return 0;
-}
-
 static int cz_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
                                enum amd_dpm_forced_level level)
 {
-       uint32_t sclk = 0;
        int ret = 0;
        uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
                                        AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
@@ -1389,6 +1350,7 @@ static int cz_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
                break;
        case AMD_DPM_FORCED_LEVEL_LOW:
        case AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK:
+       case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
                ret = cz_phm_force_dpm_lowest(hwmgr);
                if (ret)
                        return ret;
@@ -1400,13 +1362,6 @@ static int cz_dpm_force_dpm_level(struct pp_hwmgr *hwmgr,
                        return ret;
                hwmgr->dpm_level = level;
                break;
-       case AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD:
-               ret = cz_get_profiling_clk(hwmgr, &sclk);
-               if (ret)
-                       return ret;
-               hwmgr->dpm_level = level;
-               cz_phm_force_dpm_sclk(hwmgr, sclk);
-               break;
        case AMD_DPM_FORCED_LEVEL_MANUAL:
                hwmgr->dpm_level = level;
                break;