diff options
Diffstat (limited to 'drivers/video/backlight/ams369fg06.c')
| -rw-r--r-- | drivers/video/backlight/ams369fg06.c | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/drivers/video/backlight/ams369fg06.c b/drivers/video/backlight/ams369fg06.c index 5cca8ce45d4d..f8442689ac43 100644 --- a/drivers/video/backlight/ams369fg06.c +++ b/drivers/video/backlight/ams369fg06.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * ams369fg06 AMOLED LCD panel driver. * @@ -5,17 +6,10 @@ * Author: Jingoo Han <jg1.han@samsung.com> * * Derived from drivers/video/s6e63m0.c - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/backlight.h> #include <linux/delay.h> -#include <linux/fb.h> -#include <linux/gpio.h> #include <linux/lcd.h> #include <linux/module.h> #include <linux/spi/spi.h> @@ -305,7 +299,7 @@ static int ams369fg06_ldi_disable(struct ams369fg06 *lcd) static int ams369fg06_power_is_on(int power) { - return power <= FB_BLANK_NORMAL; + return power <= BACKLIGHT_POWER_REDUCED; } static int ams369fg06_power_on(struct ams369fg06 *lcd) @@ -401,8 +395,8 @@ static int ams369fg06_set_power(struct lcd_device *ld, int power) { struct ams369fg06 *lcd = lcd_get_data(ld); - if (power != FB_BLANK_UNBLANK && power != FB_BLANK_POWERDOWN && - power != FB_BLANK_NORMAL) { + if (power != BACKLIGHT_POWER_ON && power != BACKLIGHT_POWER_OFF && + power != BACKLIGHT_POWER_REDUCED) { dev_err(lcd->dev, "power value should be 0, 1 or 4.\n"); return -EINVAL; } @@ -432,7 +426,7 @@ static int ams369fg06_set_brightness(struct backlight_device *bd) return ret; } -static struct lcd_ops ams369fg06_lcd_ops = { +static const struct lcd_ops ams369fg06_lcd_ops = { .get_power = ams369fg06_get_power, .set_power = ams369fg06_set_power, }; @@ -497,11 +491,11 @@ static int ams369fg06_probe(struct spi_device *spi) * current lcd status is powerdown and then * it enables lcd panel. */ - lcd->power = FB_BLANK_POWERDOWN; + lcd->power = BACKLIGHT_POWER_OFF; - ams369fg06_power(lcd, FB_BLANK_UNBLANK); + ams369fg06_power(lcd, BACKLIGHT_POWER_ON); } else { - lcd->power = FB_BLANK_UNBLANK; + lcd->power = BACKLIGHT_POWER_ON; } spi_set_drvdata(spi, lcd); @@ -511,12 +505,11 @@ static int ams369fg06_probe(struct spi_device *spi) return 0; } -static int ams369fg06_remove(struct spi_device *spi) +static void ams369fg06_remove(struct spi_device *spi) { struct ams369fg06 *lcd = spi_get_drvdata(spi); - ams369fg06_power(lcd, FB_BLANK_POWERDOWN); - return 0; + ams369fg06_power(lcd, BACKLIGHT_POWER_OFF); } #ifdef CONFIG_PM_SLEEP @@ -530,16 +523,16 @@ static int ams369fg06_suspend(struct device *dev) * when lcd panel is suspend, lcd panel becomes off * regardless of status. */ - return ams369fg06_power(lcd, FB_BLANK_POWERDOWN); + return ams369fg06_power(lcd, BACKLIGHT_POWER_OFF); } static int ams369fg06_resume(struct device *dev) { struct ams369fg06 *lcd = dev_get_drvdata(dev); - lcd->power = FB_BLANK_POWERDOWN; + lcd->power = BACKLIGHT_POWER_OFF; - return ams369fg06_power(lcd, FB_BLANK_UNBLANK); + return ams369fg06_power(lcd, BACKLIGHT_POWER_ON); } #endif @@ -550,7 +543,7 @@ static void ams369fg06_shutdown(struct spi_device *spi) { struct ams369fg06 *lcd = spi_get_drvdata(spi); - ams369fg06_power(lcd, FB_BLANK_POWERDOWN); + ams369fg06_power(lcd, BACKLIGHT_POWER_OFF); } static struct spi_driver ams369fg06_driver = { |