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authorEvan Quan <[email protected]>2018-01-02 16:57:48 +0800
committerAlex Deucher <[email protected]>2018-02-19 14:17:09 -0500
commit31a47dcab86a09ef52b5fa644f0926afe367cb90 (patch)
treefeb8e8e2198b3e8f03f5fff22a133e5fe8756dbf
parent4ba082572a42f515e66f0dece2936fde1160eb33 (diff)
drm/amd/powerplay: export the thermal ranges of Carrizo (V2)
V2: reuse the SMUThermal structure defined in pp_thermal.h Signed-off-by: Evan Quan <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index b314d09d41af..0b8aa4473473 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)