From c63580b27a2c638cbae2fc26484b0bf29f303134 Mon Sep 17 00:00:00 2001 From: Christian Marangi Date: Wed, 26 Jun 2024 18:00:15 +0200 Subject: leds: leds-lp55xx: Generalize led_brightness function Generalize led_brightness function as the implementation is the same for most of the lp55xx based LED driver. Introduce a new option in device_config, reg_led_pwm_base since the reg value is not the same for every LED chip. Suggested-by: Lee Jones Signed-off-by: Christian Marangi Link: https://lore.kernel.org/r/20240626160027.19703-11-ansuelsmth@gmail.com Signed-off-by: Lee Jones --- drivers/leds/leds-lp5523.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) (limited to 'drivers/leds/leds-lp5523.c') diff --git a/drivers/leds/leds-lp5523.c b/drivers/leds/leds-lp5523.c index 5525d60c342c..a3b4063d504e 100644 --- a/drivers/leds/leds-lp5523.c +++ b/drivers/leds/leds-lp5523.c @@ -683,18 +683,6 @@ static int lp5523_multicolor_brightness(struct lp55xx_led *led) return ret; } -static int lp5523_led_brightness(struct lp55xx_led *led) -{ - struct lp55xx_chip *chip = led->chip; - int ret; - - mutex_lock(&chip->lock); - ret = lp55xx_write(chip, LP5523_REG_LED_PWM_BASE + led->chan_nr, - led->brightness); - mutex_unlock(&chip->lock); - return ret; -} - static LP55XX_DEV_ATTR_RW(engine1_mode, show_engine1_mode, store_engine1_mode); static LP55XX_DEV_ATTR_RW(engine2_mode, show_engine2_mode, store_engine2_mode); static LP55XX_DEV_ATTR_RW(engine3_mode, show_engine3_mode, store_engine3_mode); @@ -759,10 +747,13 @@ static struct lp55xx_device_config lp5523_cfg = { .prog_mem_base = { .addr = LP5523_REG_PROG_MEM, }, + .reg_led_pwm_base = { + .addr = LP5523_REG_LED_PWM_BASE, + }, .pages_per_engine = LP5523_PAGES_PER_ENGINE, .max_channel = LP5523_MAX_LEDS, .post_init_device = lp5523_post_init_device, - .brightness_fn = lp5523_led_brightness, + .brightness_fn = lp55xx_led_brightness, .multicolor_brightness_fn = lp5523_multicolor_brightness, .set_led_current = lp5523_set_led_current, .firmware_cb = lp55xx_firmware_loaded_cb, -- cgit