Lines Matching defs:flash

68 static int lm3560_mode_ctrl(struct lm3560_flash *flash)
72 	switch (flash->led_mode) {
74 		rval = regmap_update_bits(flash->regmap,
78 		rval = regmap_update_bits(flash->regmap,
82 		rval = regmap_update_bits(flash->regmap,
90 static int lm3560_enable_ctrl(struct lm3560_flash *flash,
97 			rval = regmap_update_bits(flash->regmap,
100 			rval = regmap_update_bits(flash->regmap,
104 			rval = regmap_update_bits(flash->regmap,
107 			rval = regmap_update_bits(flash->regmap,
114 static int lm3560_torch_brt_ctrl(struct lm3560_flash *flash,
121 		return lm3560_enable_ctrl(flash, led_no, false);
123 		rval = lm3560_enable_ctrl(flash, led_no, true);
127 		rval = regmap_update_bits(flash->regmap,
130 		rval = regmap_update_bits(flash->regmap,
137 static int lm3560_flash_brt_ctrl(struct lm3560_flash *flash,
144 		return lm3560_enable_ctrl(flash, led_no, false);
146 		rval = lm3560_enable_ctrl(flash, led_no, true);
150 		rval = regmap_update_bits(flash->regmap,
153 		rval = regmap_update_bits(flash->regmap,
162 	struct lm3560_flash *flash = to_lm3560_flash(ctrl, led_no);
165 	mutex_lock(&flash->lock);
170 		rval = regmap_read(flash->regmap, REG_FLAG, &reg_val);
183 	mutex_unlock(&flash->lock);
189 	struct lm3560_flash *flash = to_lm3560_flash(ctrl, led_no);
193 	mutex_lock(&flash->lock);
197 		flash->led_mode = ctrl->val;
198 		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH)
199 			rval = lm3560_mode_ctrl(flash);
203 		rval = regmap_update_bits(flash->regmap,
210 		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH) {
214 		flash->led_mode = V4L2_FLASH_LED_MODE_FLASH;
215 		rval = lm3560_mode_ctrl(flash);
219 		if (flash->led_mode != V4L2_FLASH_LED_MODE_FLASH) {
223 		flash->led_mode = V4L2_FLASH_LED_MODE_NONE;
224 		rval = lm3560_mode_ctrl(flash);
229 		rval = regmap_update_bits(flash->regmap,
234 		rval = lm3560_flash_brt_ctrl(flash, led_no, ctrl->val);
238 		rval = lm3560_torch_brt_ctrl(flash, led_no, ctrl->val);
243 	mutex_unlock(&flash->lock);
278 static int lm3560_init_controls(struct lm3560_flash *flash,
282 	u32 max_flash_brt = flash->pdata->max_flash_brt[led_no];
283 	u32 max_torch_brt = flash->pdata->max_torch_brt[led_no];
284 	struct v4l2_ctrl_handler *hdl = &flash->ctrls_led[led_no];
289 	/* flash mode */
293 	flash->led_mode = V4L2_FLASH_LED_MODE_NONE;
295 	/* flash source */
299 	/* flash strobe */
302 	/* flash strobe stop */
305 	/* flash strobe timeout */
308 			  flash->pdata->max_flash_timeout,
310 			  flash->pdata->max_flash_timeout);
312 	/* flash brt */
334 	flash->subdev_led[led_no].ctrl_handler = hdl;
349 static int lm3560_subdev_init(struct lm3560_flash *flash,
352 	struct i2c_client *client = to_i2c_client(flash->dev);
355 	v4l2_i2c_subdev_init(&flash->subdev_led[led_no], client, &lm3560_ops);
356 	flash->subdev_led[led_no].flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
357 	strscpy(flash->subdev_led[led_no].name, led_name,
358 		sizeof(flash->subdev_led[led_no].name));
359 	rval = lm3560_init_controls(flash, led_no);
362 	rval = media_entity_pads_init(&flash->subdev_led[led_no].entity, 0, NULL);
365 	flash->subdev_led[led_no].entity.function = MEDIA_ENT_F_FLASH;
370 	v4l2_ctrl_handler_free(&flash->ctrls_led[led_no]);
374 static int lm3560_init_device(struct lm3560_flash *flash)
380 	rval = regmap_update_bits(flash->regmap,
381 				  REG_FLASH_TOUT, 0x60, flash->pdata->peak);
385 	flash->led_mode = V4L2_FLASH_LED_MODE_NONE;
386 	rval = lm3560_mode_ctrl(flash);
390 	rval = regmap_read(flash->regmap, REG_FLAG, &reg_val);
397 	struct lm3560_flash *flash;
401 	flash = devm_kzalloc(&client->dev, sizeof(*flash), GFP_KERNEL);
402 	if (flash == NULL)
405 	flash->regmap = devm_regmap_init_i2c(client, &lm3560_regmap);
406 	if (IS_ERR(flash->regmap)) {
407 		rval = PTR_ERR(flash->regmap);
425 	flash->pdata = pdata;
426 	flash->dev = &client->dev;
427 	mutex_init(&flash->lock);
429 	rval = lm3560_subdev_init(flash, LM3560_LED0, "lm3560-led0");
433 	rval = lm3560_subdev_init(flash, LM3560_LED1, "lm3560-led1");
437 	rval = lm3560_init_device(flash);
441 	i2c_set_clientdata(client, flash);
448 	struct lm3560_flash *flash = i2c_get_clientdata(client);
452 		v4l2_device_unregister_subdev(&flash->subdev_led[i]);
453 		v4l2_ctrl_handler_free(&flash->ctrls_led[i]);
454 		media_entity_cleanup(&flash->subdev_led[i].entity);
482 MODULE_DESCRIPTION("Texas Instruments LM3560 LED flash driver");