drm/amd/powerplay: add functions set/get_fan_control_mode in hwmgr for Tonga.

[karo-tx-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 fd32be205be89dfff0e3bad2961acff1a9c72861..4ef06eca2b337bb1509a88f1be891f8092dd348e 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c
@@ -5983,6 +5983,30 @@ int tonga_check_states_equal(struct pp_hwmgr *hwmgr, const struct pp_hw_power_st
        return 0;
 }
 
+static int tonga_set_fan_control_mode(struct pp_hwmgr *hwmgr, uint32_t mode)
+{
+       if (mode) {
+               /* stop auto-manage */
+               if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
+                               PHM_PlatformCaps_MicrocodeFanControl))
+                       tonga_fan_ctrl_stop_smc_fan_control(hwmgr);
+               tonga_fan_ctrl_set_static_mode(hwmgr, mode);
+       } else
+               /* restart auto-manage */
+               tonga_fan_ctrl_reset_fan_speed_to_default(hwmgr);
+
+       return 0;
+}
+
+static int tonga_get_fan_control_mode(struct pp_hwmgr *hwmgr)
+{
+       if (hwmgr->fan_ctrl_is_in_default_mode)
+               return hwmgr->fan_ctrl_default_mode;
+       else
+               return PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC,
+                               CG_FDO_CTRL2, FDO_PWM_MODE);
+}
+
 static const struct pp_hwmgr_func tonga_hwmgr_funcs = {
        .backend_init = &tonga_hwmgr_backend_init,
        .backend_fini = &tonga_hwmgr_backend_fini,
@@ -6018,6 +6042,8 @@ static const struct pp_hwmgr_func tonga_hwmgr_funcs = {
        .register_internal_thermal_interrupt = tonga_register_internal_thermal_interrupt,
        .check_smc_update_required_for_display_configuration = tonga_check_smc_update_required_for_display_configuration,
        .check_states_equal = tonga_check_states_equal,
+       .set_fan_control_mode = tonga_set_fan_control_mode,
+       .get_fan_control_mode = tonga_get_fan_control_mode,
 };
 
 int tonga_hwmgr_init(struct pp_hwmgr *hwmgr)