Only user enter manual performance mode, driver allow user
configure the sclk/mclk dpm parameters through sysfs
pp_power_profile_mode.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
{
struct pp_hwmgr *hwmgr;
struct pp_instance *pp_handle = (struct pp_instance *)handle;
+ int ret = -EINVAL;
if (pp_check(pp_handle))
return -EINVAL;
pr_info("%s was not implemented.\n", __func__);
return -EINVAL;
}
-
- return hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
+ mutex_lock(&pp_handle->pp_lock);
+ if (hwmgr->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL)
+ ret = hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
+ mutex_unlock(&pp_handle->pp_lock);
+ return ret;
}
static int pp_odn_edit_dpm_table(void *handle, uint32_t type, long *input, uint32_t size)