1 // SPDX-License-Identifier: GPL-2.0-only
14 #include <linux/leds.h>
18 #include <linux/platform_data/leds-lp55xx.h>
21 #include "leds-lp55xx-common.h"
108 	led->led_current = led_current;  in lp5562_set_led_current()
109 	lp55xx_write(led->chip, addr[led->chan_nr], led_current);  in lp5562_set_led_current()
152 	/* Initialize all channels PWM to zero -> leds off */  in lp5562_post_init_device()
166 	struct lp55xx_chip *chip = led->chip;  in lp5562_multicolor_brightness()
176 	guard(mutex)(&chip->lock);  in lp5562_multicolor_brightness()
177 	for (i = 0; i < led->mc_cdev.num_colors; i++) {  in lp5562_multicolor_brightness()
179 				   addr[led->mc_cdev.subled_info[i].channel],  in lp5562_multicolor_brightness()
180 				   led->mc_cdev.subled_info[i].brightness);  in lp5562_multicolor_brightness()
190 	struct lp55xx_chip *chip = led->chip;  in lp5562_led_brightness()
199 	guard(mutex)(&chip->lock);  in lp5562_led_brightness()
201 	ret = lp55xx_write(chip, addr[led->chan_nr], led->brightness);  in lp5562_led_brightness()
224 	return ptn->size_r >= LP55xx_BYTES_PER_PAGE ||  in _is_pc_overflow()
225 	       ptn->size_g >= LP55xx_BYTES_PER_PAGE ||  in _is_pc_overflow()
226 	       ptn->size_b >= LP55xx_BYTES_PER_PAGE;  in _is_pc_overflow()
239 	ptn = chip->pdata->patterns + (mode - 1);  in lp5562_run_predef_led_pattern()
241 		dev_err(&chip->cl->dev, "invalid pattern data\n");  in lp5562_run_predef_led_pattern()
242 		return -EINVAL;  in lp5562_run_predef_led_pattern()
252 		chip->engine_idx = i;  in lp5562_run_predef_led_pattern()
266 				ptn->r, ptn->size_r);  in lp5562_run_predef_led_pattern()
268 				ptn->g, ptn->size_g);  in lp5562_run_predef_led_pattern()
270 				ptn->b, ptn->size_b);  in lp5562_run_predef_led_pattern()
283 	struct lp55xx_chip *chip = led->chip;  in lp5562_store_pattern()
284 	struct lp55xx_predef_pattern *ptn = chip->pdata->patterns;  in lp5562_store_pattern()
285 	int num_patterns = chip->pdata->num_patterns;  in lp5562_store_pattern()
294 		return -EINVAL;  in lp5562_store_pattern()
296 	guard(mutex)(&chip->lock);  in lp5562_store_pattern()
311 	struct lp55xx_chip *chip = led->chip;  in lp5562_store_engine_mux()
326 		enum lp55xx_engine_index idx = chip->engine_idx;  in lp5562_store_engine_mux()
340 			return -EINVAL;  in lp5562_store_engine_mux()
345 		return -EINVAL;  in lp5562_store_engine_mux()
348 	guard(mutex)(&chip->lock);  in lp5562_store_engine_mux()