trinity_dpm_pre_set_power_state 1866 drivers/gpu/drm/radeon/radeon_asic.c 		.pre_set_power_state = &trinity_dpm_pre_set_power_state,
trinity_dpm_pre_set_power_state  681 drivers/gpu/drm/radeon/radeon_asic.h int trinity_dpm_pre_set_power_state(struct radeon_device *rdev);