126 		struct s5k6a3 *sensor, struct v4l2_subdev_pad_config *cfg,  in __s5k6a3_get_format()  argument
130 		return cfg ? v4l2_subdev_get_try_format(&sensor->subdev, cfg, pad) : NULL;  in __s5k6a3_get_format()
132 	return &sensor->format;  in __s5k6a3_get_format()
139 	struct s5k6a3 *sensor = sd_to_s5k6a3(sd);  in s5k6a3_set_fmt()  local
144 	mf = __s5k6a3_get_format(sensor, cfg, fmt->pad, fmt->which);  in s5k6a3_set_fmt()
146 		mutex_lock(&sensor->lock);  in s5k6a3_set_fmt()
148 		mutex_unlock(&sensor->lock);  in s5k6a3_set_fmt()
157 	struct s5k6a3 *sensor = sd_to_s5k6a3(sd);  in s5k6a3_get_fmt()  local
160 	mf = __s5k6a3_get_format(sensor, cfg, fmt->pad, fmt->which);  in s5k6a3_get_fmt()
162 	mutex_lock(&sensor->lock);  in s5k6a3_get_fmt()
164 	mutex_unlock(&sensor->lock);  in s5k6a3_get_fmt()
189 static int __s5k6a3_power_on(struct s5k6a3 *sensor)  in __s5k6a3_power_on()  argument
194 	ret = clk_set_rate(sensor->clock, sensor->clock_frequency);  in __s5k6a3_power_on()
198 	ret = pm_runtime_get(sensor->dev);  in __s5k6a3_power_on()
202 	ret = regulator_enable(sensor->supplies[i].consumer);  in __s5k6a3_power_on()
206 	ret = clk_prepare_enable(sensor->clock);  in __s5k6a3_power_on()
211 		ret = regulator_enable(sensor->supplies[i].consumer);  in __s5k6a3_power_on()
216 	gpio_set_value(sensor->gpio_reset, 1);  in __s5k6a3_power_on()
218 	gpio_set_value(sensor->gpio_reset, 0);  in __s5k6a3_power_on()
220 	gpio_set_value(sensor->gpio_reset, 1);  in __s5k6a3_power_on()
228 		regulator_disable(sensor->supplies[i].consumer);  in __s5k6a3_power_on()
230 	pm_runtime_put(sensor->dev);  in __s5k6a3_power_on()
234 static int __s5k6a3_power_off(struct s5k6a3 *sensor)  in __s5k6a3_power_off()  argument
238 	gpio_set_value(sensor->gpio_reset, 0);  in __s5k6a3_power_off()
241 		regulator_disable(sensor->supplies[i].consumer);  in __s5k6a3_power_off()
243 	clk_disable_unprepare(sensor->clock);  in __s5k6a3_power_off()
244 	pm_runtime_put(sensor->dev);  in __s5k6a3_power_off()
250 	struct s5k6a3 *sensor = sd_to_s5k6a3(sd);  in s5k6a3_s_power()  local
253 	mutex_lock(&sensor->lock);  in s5k6a3_s_power()
255 	if (sensor->power_count == !on) {  in s5k6a3_s_power()
257 			ret = __s5k6a3_power_on(sensor);  in s5k6a3_s_power()
259 			ret = __s5k6a3_power_off(sensor);  in s5k6a3_s_power()
262 			sensor->power_count += on ? 1 : -1;  in s5k6a3_s_power()
265 	mutex_unlock(&sensor->lock);  in s5k6a3_s_power()
281 	struct s5k6a3 *sensor;  in s5k6a3_probe()  local
285 	sensor = devm_kzalloc(dev, sizeof(*sensor), GFP_KERNEL);  in s5k6a3_probe()
286 	if (!sensor)  in s5k6a3_probe()
289 	mutex_init(&sensor->lock);  in s5k6a3_probe()
290 	sensor->gpio_reset = -EINVAL;  in s5k6a3_probe()
291 	sensor->clock = ERR_PTR(-EINVAL);  in s5k6a3_probe()
292 	sensor->dev = dev;  in s5k6a3_probe()
294 	sensor->clock = devm_clk_get(sensor->dev, S5K6A3_CLK_NAME);  in s5k6a3_probe()
295 	if (IS_ERR(sensor->clock))  in s5k6a3_probe()
296 		return PTR_ERR(sensor->clock);  in s5k6a3_probe()
307 	sensor->gpio_reset = gpio;  in s5k6a3_probe()
310 				 &sensor->clock_frequency)) {  in s5k6a3_probe()
311 		sensor->clock_frequency = S5K6A3_DEFAULT_CLK_FREQ;  in s5k6a3_probe()
313 					sensor->clock_frequency);  in s5k6a3_probe()
317 		sensor->supplies[i].supply = s5k6a3_supply_names[i];  in s5k6a3_probe()
320 				      sensor->supplies);  in s5k6a3_probe()
324 	sd = &sensor->subdev;  in s5k6a3_probe()
326 	sensor->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;  in s5k6a3_probe()
329 	sensor->format.code = s5k6a3_formats[0].code;  in s5k6a3_probe()
330 	sensor->format.width = S5K6A3_DEFAULT_WIDTH;  in s5k6a3_probe()
331 	sensor->format.height = S5K6A3_DEFAULT_HEIGHT;  in s5k6a3_probe()
334 	sensor->pad.flags = MEDIA_PAD_FL_SOURCE;  in s5k6a3_probe()
335 	ret = media_entity_pads_init(&sd->entity, 1, &sensor->pad);  in s5k6a3_probe()