41 static inline int aat2870_brightness(struct aat2870_bl_driver_data *aat2870_bl,  in aat2870_brightness()  argument
44 	struct backlight_device *bd = aat2870_bl->bd;  in aat2870_brightness()
47 	val = brightness * (aat2870_bl->max_current - 1);  in aat2870_brightness()
53 static inline int aat2870_bl_enable(struct aat2870_bl_driver_data *aat2870_bl)  in aat2870_bl_enable()  argument
56 			= dev_get_drvdata(aat2870_bl->pdev->dev.parent);  in aat2870_bl_enable()
59 			      (u8)aat2870_bl->channels);  in aat2870_bl_enable()
62 static inline int aat2870_bl_disable(struct aat2870_bl_driver_data *aat2870_bl)  in aat2870_bl_disable()  argument
65 			= dev_get_drvdata(aat2870_bl->pdev->dev.parent);  in aat2870_bl_disable()
72 	struct aat2870_bl_driver_data *aat2870_bl = bl_get_data(bd);  in aat2870_bl_update_status()  local
74 			dev_get_drvdata(aat2870_bl->pdev->dev.parent);  in aat2870_bl_update_status()
92 			     (u8)aat2870_brightness(aat2870_bl, brightness));  in aat2870_bl_update_status()
97 		ret = aat2870_bl_disable(aat2870_bl);  in aat2870_bl_update_status()
100 	} else if (aat2870_bl->brightness == 0) {  in aat2870_bl_update_status()
101 		ret = aat2870_bl_enable(aat2870_bl);  in aat2870_bl_update_status()
106 	aat2870_bl->brightness = brightness;  in aat2870_bl_update_status()
125 	struct aat2870_bl_driver_data *aat2870_bl;  in aat2870_bl_probe()  local
142 	aat2870_bl = devm_kzalloc(&pdev->dev,  in aat2870_bl_probe()
145 	if (!aat2870_bl) {  in aat2870_bl_probe()
154 					&pdev->dev, aat2870_bl, &aat2870_bl_ops,  in aat2870_bl_probe()
163 	aat2870_bl->pdev = pdev;  in aat2870_bl_probe()
164 	platform_set_drvdata(pdev, aat2870_bl);  in aat2870_bl_probe()
166 	aat2870_bl->bd = bd;  in aat2870_bl_probe()
169 		aat2870_bl->channels = pdata->channels;  in aat2870_bl_probe()
171 		aat2870_bl->channels = AAT2870_BL_CH_ALL;  in aat2870_bl_probe()
174 		aat2870_bl->max_current = pdata->max_current;  in aat2870_bl_probe()
176 		aat2870_bl->max_current = AAT2870_CURRENT_27_9;  in aat2870_bl_probe()
183 	aat2870_bl->brightness = 0;  in aat2870_bl_probe()
201 	struct aat2870_bl_driver_data *aat2870_bl = platform_get_drvdata(pdev);  in aat2870_bl_remove()  local
202 	struct backlight_device *bd = aat2870_bl->bd;  in aat2870_bl_remove()