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drm/amd/powrplay: enable stutter_mode for polaris. 

To minimize the dram power expenditure during static -screen

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2016-06-08 19:42:48 +08:00 committed by Alex Deucher
parent 40787ef21c
commit 9a3c1b342b
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
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@ -1296,7 +1296,6 @@ static int polaris10_populate_single_memory_level(struct pp_hwmgr *hwmgr,
}
mem_level->MclkFrequency = clock;
mem_level->StutterEnable = 0;
mem_level->EnabledForThrottle = 1;
mem_level->EnabledForActivity = 0;
mem_level->UpHyst = 0;
@ -1363,7 +1362,7 @@ static int polaris10_populate_all_memory_levels(struct pp_hwmgr *hwmgr)
* a higher state by default such that we are not effected by
* up threshold or and MCLK DPM latency.
*/
levels[0].ActivityLevel = (uint16_t)data->mclk_dpm0_activity_target;
levels[0].ActivityLevel = 0x1f;
CONVERT_FROM_HOST_TO_SMC_US(levels[0].ActivityLevel);
data->smc_state_table.MemoryDpmLevelCount =
@ -2951,6 +2950,7 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
data->enable_tdc_limit_feature = true;
data->enable_pkg_pwr_tracking_feature = true;
data->force_pcie_gen = PP_PCIEGenInvalid;
data->mclk_stutter_mode_threshold = 40000;
if (atomctrl_is_voltage_controled_by_gpio_v3(hwmgr,
VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))