drm/amdgpu/tonga: plumb pg flags through to powerplay

[deliverable/linux.git] / drivers / gpu / drm / amd / powerplay / hwmgr / tonga_hwmgr.c

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
index 69c81c14d89cff7314e7319f5923d9eb1bf412cd..980d3bf8ea768e161ffbba4cde1b960ea46e7819 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -4451,6 +4451,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
        pp_atomctrl_gpio_pin_assignment gpio_pin_assignment;
        struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable);
        phw_tonga_ulv_parm *ulv;
+       struct cgs_system_info sys_info = {0};
 
        PP_ASSERT_WITH_CODE((NULL != hwmgr),
                "Invalid Parameter!", return -1;);
@@ -4619,10 +4620,19 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                      PHM_PlatformCaps_UVDPowerGating);
        phm_cap_unset(hwmgr->platform_descriptor.platformCaps,
                      PHM_PlatformCaps_VCEPowerGating);
+       sys_info.size = sizeof(struct cgs_system_info);
+       sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS;
+       result = cgs_query_system_info(hwmgr->device, &sys_info);
+       if (!result) {
+               if (sys_info.value & AMD_PG_SUPPORT_UVD)
+                       phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+                                     PHM_PlatformCaps_UVDPowerGating);
+               if (sys_info.value & AMD_PG_SUPPORT_VCE)
+                       phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+                                     PHM_PlatformCaps_VCEPowerGating);
+       }
 
        if (0 == result) {
-               struct cgs_system_info sys_info = {0};
-
                data->is_tlu_enabled = 0;
                hwmgr->platform_descriptor.hardwareActivityPerformanceLevels =
                        TONGA_MAX_HARDWARE_POWERLEVELS;