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drm/amd/powerplay: wrap get evv voltage functions

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Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2016-08-16 21:38:19 +08:00 committed by Alex Deucher
parent 8bea2527fa
commit 026c881046
2 changed files with 20 additions and 0 deletions
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17
drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c
View File

@ -697,3 +697,20 @@ int hwmgr_set_user_specify_caps(struct pp_hwmgr *hwmgr)
return 0;
}
int phm_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
uint32_t sclk, uint16_t id, uint16_t *voltage)
{
uint32_t vol;
int ret = 0;
if (hwmgr->chip_id < CHIP_POLARIS10) {
atomctrl_get_voltage_evv_on_sclk(hwmgr, voltage_type, sclk, id, voltage);
if (*voltage >= 2000 || *voltage == 0)
*voltage = 1150;
} else {
ret = atomctrl_get_voltage_evv_on_sclk_ai(hwmgr, voltage_type, sclk, id, &vol);
*voltage = (uint16_t)vol/100;
}
return ret;
}

3
drivers/gpu/drm/amd/powerplay/inc/hwmgr.h
View File

@ -697,6 +697,9 @@ extern int phm_hwmgr_backend_fini(struct pp_hwmgr *hwmgr);
extern uint32_t phm_get_lowest_enabled_level(struct pp_hwmgr *hwmgr, uint32_t mask);
extern void phm_apply_dal_min_voltage_request(struct pp_hwmgr *hwmgr);
extern int phm_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type,
uint32_t sclk, uint16_t id, uint16_t *voltage);
#define PHM_ENTIRE_REGISTER_MASK 0xFFFFFFFFU
#define PHM_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT