119 static int lp5523_init_program_engine(struct lp55xx_chip *chip);
129 	lp55xx_write(led->chip, LP5523_REG_LED_CURRENT_BASE + led->chan_nr,  in lp5523_set_led_current()
133 static int lp5523_post_init_device(struct lp55xx_chip *chip)  in lp5523_post_init_device()  argument
137 	ret = lp55xx_write(chip, LP5523_REG_ENABLE, LP5523_ENABLE);  in lp5523_post_init_device()
144 	ret = lp55xx_write(chip, LP5523_REG_CONFIG,  in lp5523_post_init_device()
152 	ret = lp55xx_write(chip, LP5523_REG_ENABLE_LEDS_MSB, 0x01);  in lp5523_post_init_device()
156 	ret = lp55xx_write(chip, LP5523_REG_ENABLE_LEDS_LSB, 0xff);  in lp5523_post_init_device()
160 	return lp5523_init_program_engine(chip);  in lp5523_post_init_device()
163 static void lp5523_load_engine(struct lp55xx_chip *chip)  in lp5523_load_engine()  argument
165 	enum lp55xx_engine_index idx = chip->engine_idx;  in lp5523_load_engine()
178 	lp55xx_update_bits(chip, LP5523_REG_OP_MODE, mask[idx], val[idx]);  in lp5523_load_engine()
183 static void lp5523_load_engine_and_select_page(struct lp55xx_chip *chip)  in lp5523_load_engine_and_select_page()  argument
185 	enum lp55xx_engine_index idx = chip->engine_idx;  in lp5523_load_engine_and_select_page()
192 	lp5523_load_engine(chip);  in lp5523_load_engine_and_select_page()
194 	lp55xx_write(chip, LP5523_REG_PROG_PAGE_SEL, page_sel[idx]);  in lp5523_load_engine_and_select_page()
197 static void lp5523_stop_all_engines(struct lp55xx_chip *chip)  in lp5523_stop_all_engines()  argument
199 	lp55xx_write(chip, LP5523_REG_OP_MODE, 0);  in lp5523_stop_all_engines()
203 static void lp5523_stop_engine(struct lp55xx_chip *chip)  in lp5523_stop_engine()  argument
205 	enum lp55xx_engine_index idx = chip->engine_idx;  in lp5523_stop_engine()
212 	lp55xx_update_bits(chip, LP5523_REG_OP_MODE, mask[idx], 0);  in lp5523_stop_engine()
217 static void lp5523_turn_off_channels(struct lp55xx_chip *chip)  in lp5523_turn_off_channels()  argument
222 		lp55xx_write(chip, LP5523_REG_LED_PWM_BASE + i, 0);  in lp5523_turn_off_channels()
225 static void lp5523_run_engine(struct lp55xx_chip *chip, bool start)  in lp5523_run_engine()  argument
233 		lp5523_stop_engine(chip);  in lp5523_run_engine()
234 		lp5523_turn_off_channels(chip);  in lp5523_run_engine()
243 	ret = lp55xx_read(chip, LP5523_REG_OP_MODE, &mode);  in lp5523_run_engine()
247 	ret = lp55xx_read(chip, LP5523_REG_ENABLE, &exec);  in lp5523_run_engine()
267 	lp55xx_write(chip, LP5523_REG_OP_MODE, mode);  in lp5523_run_engine()
270 	lp55xx_update_bits(chip, LP5523_REG_ENABLE, LP5523_EXEC_M, exec);  in lp5523_run_engine()
273 static int lp5523_init_program_engine(struct lp55xx_chip *chip)  in lp5523_init_program_engine()  argument
287 	ret = lp55xx_write(chip, LP5523_REG_CH1_PROG_START, 0x00);  in lp5523_init_program_engine()
291 	ret = lp55xx_write(chip, LP5523_REG_CH2_PROG_START, 0x10);  in lp5523_init_program_engine()
295 	ret = lp55xx_write(chip, LP5523_REG_CH3_PROG_START, 0x20);  in lp5523_init_program_engine()
301 		chip->engine_idx = i;  in lp5523_init_program_engine()
302 		lp5523_load_engine_and_select_page(chip);  in lp5523_init_program_engine()
305 			ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + j,  in lp5523_init_program_engine()
312 	lp5523_run_engine(chip, true);  in lp5523_init_program_engine()
316 	lp55xx_read(chip, LP5523_REG_STATUS, &status);  in lp5523_init_program_engine()
320 		dev_err(&chip->cl->dev,  in lp5523_init_program_engine()
327 	lp5523_stop_all_engines(chip);  in lp5523_init_program_engine()
331 static int lp5523_update_program_memory(struct lp55xx_chip *chip,  in lp5523_update_program_memory()  argument
362 		ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + i, pattern[i]);  in lp5523_update_program_memory()
370 	dev_err(&chip->cl->dev, "wrong pattern format\n");  in lp5523_update_program_memory()
374 static void lp5523_firmware_loaded(struct lp55xx_chip *chip)  in lp5523_firmware_loaded()  argument
376 	const struct firmware *fw = chip->fw;  in lp5523_firmware_loaded()
379 		dev_err(&chip->cl->dev, "firmware data size overflow: %zu\n",  in lp5523_firmware_loaded()
390 	lp5523_load_engine_and_select_page(chip);  in lp5523_firmware_loaded()
391 	lp5523_update_program_memory(chip, fw->data, fw->size);  in lp5523_firmware_loaded()
399 	struct lp55xx_chip *chip = led->chip;  in show_engine_mode()  local
400 	enum lp55xx_engine_mode mode = chip->engines[nr - 1].mode;  in show_engine_mode()
421 	struct lp55xx_chip *chip = led->chip;  in store_engine_mode()  local
422 	struct lp55xx_engine *engine = &chip->engines[nr - 1];  in store_engine_mode()
424 	mutex_lock(&chip->lock);  in store_engine_mode()
426 	chip->engine_idx = nr;  in store_engine_mode()
429 		lp5523_run_engine(chip, true);  in store_engine_mode()
432 		lp5523_stop_engine(chip);  in store_engine_mode()
433 		lp5523_load_engine(chip);  in store_engine_mode()
436 		lp5523_stop_engine(chip);  in store_engine_mode()
440 	mutex_unlock(&chip->lock);  in store_engine_mode()
488 	struct lp55xx_chip *chip = led->chip;  in show_engine_leds()  local
491 	lp5523_mux_to_array(chip->engines[nr - 1].led_mux, mux);  in show_engine_leds()
499 static int lp5523_load_mux(struct lp55xx_chip *chip, u16 mux, int nr)  in lp5523_load_mux()  argument
501 	struct lp55xx_engine *engine = &chip->engines[nr - 1];  in lp5523_load_mux()
509 	lp5523_load_engine(chip);  in lp5523_load_mux()
511 	ret = lp55xx_write(chip, LP5523_REG_PROG_PAGE_SEL, mux_page[nr]);  in lp5523_load_mux()
515 	ret = lp55xx_write(chip, LP5523_REG_PROG_MEM , (u8)(mux >> 8));  in lp5523_load_mux()
519 	ret = lp55xx_write(chip, LP5523_REG_PROG_MEM + 1, (u8)(mux));  in lp5523_load_mux()
532 	struct lp55xx_chip *chip = led->chip;  in store_engine_leds()  local
533 	struct lp55xx_engine *engine = &chip->engines[nr - 1];  in store_engine_leds()
540 	mutex_lock(&chip->lock);  in store_engine_leds()
542 	chip->engine_idx = nr;  in store_engine_leds()
548 	if (lp5523_load_mux(chip, mux, nr))  in store_engine_leds()
553 	mutex_unlock(&chip->lock);  in store_engine_leds()
565 	struct lp55xx_chip *chip = led->chip;  in store_engine_load()  local
568 	mutex_lock(&chip->lock);  in store_engine_load()
570 	chip->engine_idx = nr;  in store_engine_load()
571 	lp5523_load_engine_and_select_page(chip);  in store_engine_load()
572 	ret = lp5523_update_program_memory(chip, buf, len);  in store_engine_load()
574 	mutex_unlock(&chip->lock);  in store_engine_load()
587 	struct lp55xx_chip *chip = led->chip;  in lp5523_selftest()  local
588 	struct lp55xx_platform_data *pdata = chip->pdata;  in lp5523_selftest()
592 	mutex_lock(&chip->lock);  in lp5523_selftest()
594 	ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);  in lp5523_selftest()
605 	lp55xx_write(chip, LP5523_REG_LED_TEST_CTRL, LP5523_EN_LEDTEST | 16);  in lp5523_selftest()
607 	ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);  in lp5523_selftest()
614 	ret = lp55xx_read(chip, LP5523_REG_LED_TEST_ADC, &vdd);  in lp5523_selftest()
626 		lp55xx_write(chip, LP5523_REG_LED_CURRENT_BASE + i,  in lp5523_selftest()
629 		lp55xx_write(chip, LP5523_REG_LED_PWM_BASE + i, 0xff);  in lp5523_selftest()
632 		lp55xx_write(chip, LP5523_REG_LED_TEST_CTRL,  in lp5523_selftest()
636 		ret = lp55xx_read(chip, LP5523_REG_STATUS, &status);  in lp5523_selftest()
643 		ret = lp55xx_read(chip, LP5523_REG_LED_TEST_ADC, &adc);  in lp5523_selftest()
650 		lp55xx_write(chip, LP5523_REG_LED_PWM_BASE + i, 0x00);  in lp5523_selftest()
653 		lp55xx_write(chip, LP5523_REG_LED_CURRENT_BASE + i,  in lp5523_selftest()
664 	mutex_unlock(&chip->lock);  in lp5523_selftest()
673 	struct lp55xx_chip *chip = led->chip;  in lp5523_led_brightness_work()  local
675 	mutex_lock(&chip->lock);  in lp5523_led_brightness_work()
676 	lp55xx_write(chip, LP5523_REG_LED_PWM_BASE + led->chan_nr,  in lp5523_led_brightness_work()
678 	mutex_unlock(&chip->lock);  in lp5523_led_brightness_work()
733 	struct lp55xx_chip *chip;  in lp5523_probe()  local
750 	chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL);  in lp5523_probe()
751 	if (!chip)  in lp5523_probe()
759 	chip->cl = client;  in lp5523_probe()
760 	chip->pdata = pdata;  in lp5523_probe()
761 	chip->cfg = &lp5523_cfg;  in lp5523_probe()
763 	mutex_init(&chip->lock);  in lp5523_probe()
767 	ret = lp55xx_init_device(chip);  in lp5523_probe()
773 	ret = lp55xx_register_leds(led, chip);  in lp5523_probe()
777 	ret = lp55xx_register_sysfs(chip);  in lp5523_probe()
786 	lp55xx_unregister_leds(led, chip);  in lp5523_probe()
788 	lp55xx_deinit_device(chip);  in lp5523_probe()
796 	struct lp55xx_chip *chip = led->chip;  in lp5523_remove()  local
798 	lp5523_stop_all_engines(chip);  in lp5523_remove()
799 	lp55xx_unregister_sysfs(chip);  in lp5523_remove()
800 	lp55xx_unregister_leds(led, chip);  in lp5523_remove()
801 	lp55xx_deinit_device(chip);  in lp5523_remove()