138 static u8 radeon_atom_bl_level(struct backlight_device *bd)  in radeon_atom_bl_level()  argument
143 	if (bd->props.brightness < 0)  in radeon_atom_bl_level()
145 	else if (bd->props.brightness > RADEON_MAX_BL_LEVEL)  in radeon_atom_bl_level()
148 		level = bd->props.brightness;  in radeon_atom_bl_level()
153 static int radeon_atom_backlight_update_status(struct backlight_device *bd)  in radeon_atom_backlight_update_status()  argument
155 	struct radeon_backlight_privdata *pdata = bl_get_data(bd);  in radeon_atom_backlight_update_status()
158 	atombios_set_backlight_level(radeon_encoder, radeon_atom_bl_level(bd));  in radeon_atom_backlight_update_status()
163 static int radeon_atom_backlight_get_brightness(struct backlight_device *bd)  in radeon_atom_backlight_get_brightness()  argument
165 	struct radeon_backlight_privdata *pdata = bl_get_data(bd);  in radeon_atom_backlight_get_brightness()
183 	struct backlight_device *bd;  in radeon_atom_backlight_init()  local
216 	bd = backlight_device_register(bl_name, drm_connector->kdev,  in radeon_atom_backlight_init()
218 	if (IS_ERR(bd)) {  in radeon_atom_backlight_init()
226 	dig->bl_dev = bd;  in radeon_atom_backlight_init()
228 	bd->props.brightness = radeon_atom_backlight_get_brightness(bd);  in radeon_atom_backlight_init()
234 	if (bd->props.brightness == 0)  in radeon_atom_backlight_init()
235 		bd->props.brightness = RADEON_MAX_BL_LEVEL;  in radeon_atom_backlight_init()
236 	bd->props.power = FB_BLANK_UNBLANK;  in radeon_atom_backlight_init()
237 	backlight_update_status(bd);  in radeon_atom_backlight_init()
253 	struct backlight_device *bd = NULL;  in radeon_atom_backlight_exit()  local
266 	bd = dig->bl_dev;  in radeon_atom_backlight_exit()
269 	if (bd) {  in radeon_atom_backlight_exit()
272 		pdata = bl_get_data(bd);  in radeon_atom_backlight_exit()
273 		backlight_device_unregister(bd);  in radeon_atom_backlight_exit()