102 struct ov02a10 {  struct
129 static inline struct ov02a10 *to_ov02a10(struct v4l2_subdev *sd)  in to_ov02a10()  argument
131 	return container_of(sd, struct ov02a10, subdev);  in to_ov02a10()
272 static int ov02a10_write_array(struct ov02a10 *ov02a10,  in ov02a10_write_array()  argument
275 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_write_array()
301 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_set_fmt()  local
306 	mutex_lock(&ov02a10->mutex);  in ov02a10_set_fmt()
308 	if (ov02a10->streaming && fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {  in ov02a10_set_fmt()
314 	mbus_fmt->code = ov02a10->fmt.code;  in ov02a10_set_fmt()
315 	ov02a10_fill_fmt(ov02a10->cur_mode, mbus_fmt);  in ov02a10_set_fmt()
320 		frame_fmt = &ov02a10->fmt;  in ov02a10_set_fmt()
325 	mutex_unlock(&ov02a10->mutex);  in ov02a10_set_fmt()
333 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_get_fmt()  local
336 	mutex_lock(&ov02a10->mutex);  in ov02a10_get_fmt()
342 		fmt->format = ov02a10->fmt;  in ov02a10_get_fmt()
343 		mbus_fmt->code = ov02a10->fmt.code;  in ov02a10_get_fmt()
344 		ov02a10_fill_fmt(ov02a10->cur_mode, mbus_fmt);  in ov02a10_get_fmt()
347 	mutex_unlock(&ov02a10->mutex);  in ov02a10_get_fmt()
356 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_enum_mbus_code()  local
361 	code->code = ov02a10->fmt.code;  in ov02a10_enum_mbus_code()
381 static int ov02a10_check_sensor_id(struct ov02a10 *ov02a10)  in ov02a10_check_sensor_id()  argument
383 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_check_sensor_id()
406 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_power_on()  local
409 	gpiod_set_value_cansleep(ov02a10->rst_gpio, 1);  in ov02a10_power_on()
410 	gpiod_set_value_cansleep(ov02a10->pd_gpio, 1);  in ov02a10_power_on()
412 	ret = clk_prepare_enable(ov02a10->eclk);  in ov02a10_power_on()
419 				    ov02a10->supplies);  in ov02a10_power_on()
426 	gpiod_set_value_cansleep(ov02a10->pd_gpio, 0);  in ov02a10_power_on()
429 	gpiod_set_value_cansleep(ov02a10->rst_gpio, 0);  in ov02a10_power_on()
432 	ret = ov02a10_check_sensor_id(ov02a10);  in ov02a10_power_on()
440 			       ov02a10->supplies);  in ov02a10_power_on()
442 	clk_disable_unprepare(ov02a10->eclk);  in ov02a10_power_on()
451 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_power_off()  local
453 	gpiod_set_value_cansleep(ov02a10->rst_gpio, 1);  in ov02a10_power_off()
454 	clk_disable_unprepare(ov02a10->eclk);  in ov02a10_power_off()
455 	gpiod_set_value_cansleep(ov02a10->pd_gpio, 1);  in ov02a10_power_off()
457 			       ov02a10->supplies);  in ov02a10_power_off()
462 static int __ov02a10_start_stream(struct ov02a10 *ov02a10)  in __ov02a10_start_stream()  argument
464 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in __ov02a10_start_stream()
469 	reg_list = &ov02a10->cur_mode->reg_list;  in __ov02a10_start_stream()
470 	ret = ov02a10_write_array(ov02a10, reg_list);  in __ov02a10_start_stream()
475 	ret = __v4l2_ctrl_handler_setup(ov02a10->subdev.ctrl_handler);  in __ov02a10_start_stream()
480 	if (ov02a10->upside_down) {  in __ov02a10_start_stream()
494 	if (ov02a10->mipi_clock_voltage != OV02A10_MIPI_TX_SPEED_DEFAULT) {  in __ov02a10_start_stream()
496 						ov02a10->mipi_clock_voltage);  in __ov02a10_start_stream()
506 static int __ov02a10_stop_stream(struct ov02a10 *ov02a10)  in __ov02a10_stop_stream()  argument
508 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in __ov02a10_stop_stream()
532 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_s_stream()  local
533 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_s_stream()
536 	mutex_lock(&ov02a10->mutex);  in ov02a10_s_stream()
538 	if (ov02a10->streaming == on) {  in ov02a10_s_stream()
548 		ret = __ov02a10_start_stream(ov02a10);  in ov02a10_s_stream()
550 			__ov02a10_stop_stream(ov02a10);  in ov02a10_s_stream()
551 			ov02a10->streaming = !on;  in ov02a10_s_stream()
555 		__ov02a10_stop_stream(ov02a10);  in ov02a10_s_stream()
559 	ov02a10->streaming = on;  in ov02a10_s_stream()
560 	mutex_unlock(&ov02a10->mutex);  in ov02a10_s_stream()
567 	mutex_unlock(&ov02a10->mutex);  in ov02a10_s_stream()
578 static int ov02a10_set_exposure(struct ov02a10 *ov02a10, int val)  in ov02a10_set_exposure()  argument
580 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_set_exposure()
600 static int ov02a10_set_gain(struct ov02a10 *ov02a10, int val)  in ov02a10_set_gain()  argument
602 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_set_gain()
617 static int ov02a10_set_vblank(struct ov02a10 *ov02a10, int val)  in ov02a10_set_vblank()  argument
619 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_set_vblank()
620 	u32 vts = val + ov02a10->cur_mode->height - OV02A10_BASE_LINES;  in ov02a10_set_vblank()
640 static int ov02a10_set_test_pattern(struct ov02a10 *ov02a10, int pattern)  in ov02a10_set_test_pattern()  argument
642 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_set_test_pattern()
665 	struct ov02a10 *ov02a10 = container_of(ctrl->handler,  in ov02a10_set_ctrl()  local
666 					       struct ov02a10, ctrl_handler);  in ov02a10_set_ctrl()
667 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_set_ctrl()
674 		max_expo = ov02a10->cur_mode->height + ctrl->val -  in ov02a10_set_ctrl()
676 		__v4l2_ctrl_modify_range(ov02a10->exposure,  in ov02a10_set_ctrl()
677 					 ov02a10->exposure->minimum, max_expo,  in ov02a10_set_ctrl()
678 					 ov02a10->exposure->step,  in ov02a10_set_ctrl()
679 					 ov02a10->exposure->default_value);  in ov02a10_set_ctrl()
688 		ret = ov02a10_set_exposure(ov02a10, ctrl->val);  in ov02a10_set_ctrl()
691 		ret = ov02a10_set_gain(ov02a10, ctrl->val);  in ov02a10_set_ctrl()
694 		ret = ov02a10_set_vblank(ov02a10, ctrl->val);  in ov02a10_set_ctrl()
697 		ret = ov02a10_set_test_pattern(ov02a10, ctrl->val);  in ov02a10_set_ctrl()
734 static int ov02a10_initialize_controls(struct ov02a10 *ov02a10)  in ov02a10_initialize_controls()  argument
736 	struct i2c_client *client = v4l2_get_subdevdata(&ov02a10->subdev);  in ov02a10_initialize_controls()
746 	handler = &ov02a10->ctrl_handler;  in ov02a10_initialize_controls()
747 	mode = ov02a10->cur_mode;  in ov02a10_initialize_controls()
752 	handler->lock = &ov02a10->mutex;  in ov02a10_initialize_controls()
773 	ov02a10->exposure = v4l2_ctrl_new_std(handler, &ov02a10_ctrl_ops,  in ov02a10_initialize_controls()
796 	ov02a10->subdev.ctrl_handler = handler;  in ov02a10_initialize_controls()
806 static int ov02a10_check_hwcfg(struct device *dev, struct ov02a10 *ov02a10)  in ov02a10_check_hwcfg()  argument
834 		ov02a10->mipi_clock_voltage = clk_volt;  in ov02a10_check_hwcfg()
859 	struct ov02a10 *ov02a10;  in ov02a10_probe()  local
864 	ov02a10 = devm_kzalloc(dev, sizeof(*ov02a10), GFP_KERNEL);  in ov02a10_probe()
865 	if (!ov02a10)  in ov02a10_probe()
868 	ret = ov02a10_check_hwcfg(dev, ov02a10);  in ov02a10_probe()
873 	v4l2_i2c_subdev_init(&ov02a10->subdev, client, &ov02a10_subdev_ops);  in ov02a10_probe()
875 	ov02a10->mipi_clock_voltage = OV02A10_MIPI_TX_SPEED_DEFAULT;  in ov02a10_probe()
876 	ov02a10->fmt.code = MEDIA_BUS_FMT_SBGGR10_1X10;  in ov02a10_probe()
882 		ov02a10->upside_down = true;  in ov02a10_probe()
883 		ov02a10->fmt.code = MEDIA_BUS_FMT_SRGGB10_1X10;  in ov02a10_probe()
886 	ov02a10->eclk = devm_clk_get(dev, "eclk");  in ov02a10_probe()
887 	if (IS_ERR(ov02a10->eclk))  in ov02a10_probe()
888 		return dev_err_probe(dev, PTR_ERR(ov02a10->eclk),  in ov02a10_probe()
892 				       &ov02a10->eclk_freq);  in ov02a10_probe()
897 	ret = clk_set_rate(ov02a10->eclk, ov02a10->eclk_freq);  in ov02a10_probe()
902 	if (clk_get_rate(ov02a10->eclk) != OV02A10_ECLK_FREQ)  in ov02a10_probe()
905 	ov02a10->pd_gpio = devm_gpiod_get(dev, "powerdown", GPIOD_OUT_HIGH);  in ov02a10_probe()
906 	if (IS_ERR(ov02a10->pd_gpio))  in ov02a10_probe()
907 		return dev_err_probe(dev, PTR_ERR(ov02a10->pd_gpio),  in ov02a10_probe()
910 	ov02a10->rst_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);  in ov02a10_probe()
911 	if (IS_ERR(ov02a10->rst_gpio))  in ov02a10_probe()
912 		return dev_err_probe(dev, PTR_ERR(ov02a10->rst_gpio),  in ov02a10_probe()
916 		ov02a10->supplies[i].supply = ov02a10_supply_names[i];  in ov02a10_probe()
919 				      ov02a10->supplies);  in ov02a10_probe()
923 	mutex_init(&ov02a10->mutex);  in ov02a10_probe()
926 	ov02a10->cur_mode = &supported_modes[0];  in ov02a10_probe()
928 	ret = ov02a10_initialize_controls(ov02a10);  in ov02a10_probe()
935 	ov02a10->subdev.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;  in ov02a10_probe()
936 	ov02a10->subdev.entity.ops = &ov02a10_subdev_entity_ops;  in ov02a10_probe()
937 	ov02a10->subdev.entity.function = MEDIA_ENT_F_CAM_SENSOR;  in ov02a10_probe()
938 	ov02a10->pad.flags = MEDIA_PAD_FL_SOURCE;  in ov02a10_probe()
940 	ret = media_entity_pads_init(&ov02a10->subdev.entity, 1, &ov02a10->pad);  in ov02a10_probe()
955 	ret = v4l2_async_register_subdev(&ov02a10->subdev);  in ov02a10_probe()
969 	media_entity_cleanup(&ov02a10->subdev.entity);  in ov02a10_probe()
971 	v4l2_ctrl_handler_free(ov02a10->subdev.ctrl_handler);  in ov02a10_probe()
973 	mutex_destroy(&ov02a10->mutex);  in ov02a10_probe()
981 	struct ov02a10 *ov02a10 = to_ov02a10(sd);  in ov02a10_remove()  local
990 	mutex_destroy(&ov02a10->mutex);  in ov02a10_remove()
994 	{ .compatible = "ovti,ov02a10" },
1001 		.name = "ov02a10",
1011 MODULE_DESCRIPTION("OmniVision OV02A10 sensor driver");