34 	struct backlight_device *bd;  member
44 	struct backlight_device *bd = aat2870_bl->bd;  in aat2870_brightness()  local
48 	val /= bd->props.max_brightness;  in aat2870_brightness()
70 static int aat2870_bl_update_status(struct backlight_device *bd)  in aat2870_bl_update_status()  argument
72 	struct aat2870_bl_driver_data *aat2870_bl = bl_get_data(bd);  in aat2870_bl_update_status()
75 	int brightness = bd->props.brightness;  in aat2870_bl_update_status()
78 	if ((brightness < 0) || (bd->props.max_brightness < brightness)) {  in aat2870_bl_update_status()
79 		dev_err(&bd->dev, "invalid brightness, %d\n", brightness);  in aat2870_bl_update_status()
83 	dev_dbg(&bd->dev, "brightness=%d, power=%d, state=%d\n",  in aat2870_bl_update_status()
84 		 bd->props.brightness, bd->props.power, bd->props.state);  in aat2870_bl_update_status()
86 	if ((bd->props.power != FB_BLANK_UNBLANK) ||  in aat2870_bl_update_status()
87 			(bd->props.state & BL_CORE_FBBLANK) ||  in aat2870_bl_update_status()
88 			(bd->props.state & BL_CORE_SUSPENDED))  in aat2870_bl_update_status()
111 static int aat2870_bl_check_fb(struct backlight_device *bd, struct fb_info *fi)  in aat2870_bl_check_fb()  argument
126 	struct backlight_device *bd;  in aat2870_bl_probe()  local
153 	bd = devm_backlight_device_register(&pdev->dev, "aat2870-backlight",  in aat2870_bl_probe()
156 	if (IS_ERR(bd)) {  in aat2870_bl_probe()
159 		ret = PTR_ERR(bd);  in aat2870_bl_probe()
166 	aat2870_bl->bd = bd;  in aat2870_bl_probe()
179 		bd->props.max_brightness = pdata->max_brightness;  in aat2870_bl_probe()
181 		bd->props.max_brightness = 255;  in aat2870_bl_probe()
184 	bd->props.power = FB_BLANK_UNBLANK;  in aat2870_bl_probe()
185 	bd->props.brightness = bd->props.max_brightness;  in aat2870_bl_probe()
187 	ret = aat2870_bl_update_status(bd);  in aat2870_bl_probe()
202 	struct backlight_device *bd = aat2870_bl->bd;  in aat2870_bl_remove()  local
204 	bd->props.power = FB_BLANK_POWERDOWN;  in aat2870_bl_remove()
205 	bd->props.brightness = 0;  in aat2870_bl_remove()
206 	backlight_update_status(bd);  in aat2870_bl_remove()