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drm/amd/powerplay: set max fan target temperature as 105C 

A workaround to override the fan target temperature in SMC table.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Evan Quan 2019-02-25 14:59:37 +08:00 committed by Alex Deucher
parent 59d3191f14
commit 8f2bf88411
1 changed files with 17 additions and 0 deletions
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17
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c
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@ -32,6 +32,8 @@
#include "cgs_common.h"
#include "vega20_pptable.h"
#define VEGA20_FAN_TARGET_TEMPERATURE_OVERRIDE 105
static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable,
enum phm_platform_caps cap)
{
@ -798,6 +800,17 @@ static int append_vbios_pptable(struct pp_hwmgr *hwmgr, PPTable_t *ppsmc_pptable
return 0;
}
static int override_powerplay_table_fantargettemperature(struct pp_hwmgr *hwmgr)
{
struct phm_ppt_v3_information *pptable_information =
(struct phm_ppt_v3_information *)hwmgr->pptable;
PPTable_t *ppsmc_pptable = (PPTable_t *)(pptable_information->smc_pptable);
ppsmc_pptable->FanTargetTemperature = VEGA20_FAN_TARGET_TEMPERATURE_OVERRIDE;
return 0;
}
#define VEGA20_ENGINECLOCK_HARDMAX 198000
static int init_powerplay_table_information(
struct pp_hwmgr *hwmgr,
@ -887,6 +900,10 @@ static int init_powerplay_table_information(
result = append_vbios_pptable(hwmgr, (pptable_information->smc_pptable));
if (result)
return result;
result = override_powerplay_table_fantargettemperature(hwmgr);
return result;
}