Reviewed-by: Kenneth Feng <kenneth.feng@xxxxxxx> -----Original Message----- From: amd-gfx [mailto:amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of Evan Quan Sent: Monday, February 25, 2019 3:07 PM To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx Cc: Quan, Evan <Evan.Quan@xxxxxxx> Subject: [PATCH] drm/amd/powerplay: set max fan target temperature as 105C A workaround to override the fan target temperature in SMC table. Change-Id: I67845c2fe5f51abde1ac483a979bde43ce2f26d3 Signed-off-by: Evan Quan <evan.quan@xxxxxxx> --- .../powerplay/hwmgr/vega20_processpptables.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c index 97f8a1a970c3..7a7f15d0c53a 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c @@ -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; } -- 2.20.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx
