From 7654a3dca947e0dff5750c12bc5092a6e7dbc478 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Tue, 2 Jan 2018 16:57:48 +0800 Subject: [PATCH 3071/4131] drm/amd/powerplay: export the thermal ranges of Carrizo (V2) V2: reuse the SMUThermal structure defined in pp_thermal.h Change-Id: I861e3e6d4ec553171cbf369eca4ac9d834478290 Signed-off-by: Evan Quan Reviewed-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index b314d09..0b8aa44 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -38,6 +38,7 @@ #include "cz_hwmgr.h" #include "power_state.h" #include "cz_clockpowergating.h" +#include "pp_thermal.h" #define ixSMUSVI_NB_CURRENTVID 0xD8230044 #define CURRENT_NB_VID_MASK 0xff000000 @@ -1858,6 +1859,19 @@ static int cz_notify_cac_buffer_info(struct pp_hwmgr *hwmgr, return 0; } +static int cz_get_thermal_temperature_range(struct pp_hwmgr *hwmgr, + struct PP_TemperatureRange *thermal_data) +{ + struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend); + + memcpy(thermal_data, &SMU7ThermalPolicy[0], sizeof(struct PP_TemperatureRange)); + + thermal_data->max = (cz_hwmgr->thermal_auto_throttling_treshold + + cz_hwmgr->sys_info.htc_hyst_lmt) * + PP_TEMPERATURE_UNITS_PER_CENTIGRADES; + + return 0; +} static const struct pp_hwmgr_func cz_hwmgr_funcs = { .backend_init = cz_hwmgr_backend_init, @@ -1890,6 +1904,7 @@ static const struct pp_hwmgr_func cz_hwmgr_funcs = { .power_state_set = cz_set_power_state_tasks, .dynamic_state_management_disable = cz_disable_dpm_tasks, .notify_cac_buffer_info = cz_notify_cac_buffer_info, + .get_thermal_temperature_range = cz_get_thermal_temperature_range, }; int cz_init_function_pointers(struct pp_hwmgr *hwmgr) -- 2.7.4