17 #define has_flash_op(v4l2_flash, op)				\  argument
18 	(v4l2_flash && v4l2_flash->ops && v4l2_flash->ops->op)
20 #define call_flash_op(v4l2_flash, op, arg)			\  argument
21 		(has_flash_op(v4l2_flash, op) ?			\
22 			v4l2_flash->ops->op(v4l2_flash, arg) :	\
79 static int v4l2_flash_set_led_brightness(struct v4l2_flash *v4l2_flash,  in v4l2_flash_set_led_brightness()  argument
82 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;  in v4l2_flash_set_led_brightness()
86 	if (has_flash_op(v4l2_flash, intensity_to_led_brightness))  in v4l2_flash_set_led_brightness()
87 		brightness = call_flash_op(v4l2_flash,  in v4l2_flash_set_led_brightness()
99 	if (has_flash_op(v4l2_flash, led_brightness_to_intensity))  in v4l2_flash_set_led_brightness()
100 		ctrl->val = call_flash_op(v4l2_flash,  in v4l2_flash_set_led_brightness()
108 		if (WARN_ON_ONCE(!v4l2_flash->fled_cdev))  in v4l2_flash_set_led_brightness()
111 		led_cdev = &v4l2_flash->fled_cdev->led_cdev;  in v4l2_flash_set_led_brightness()
113 		if (WARN_ON_ONCE(!v4l2_flash->iled_cdev))  in v4l2_flash_set_led_brightness()
116 		led_cdev = v4l2_flash->iled_cdev;  in v4l2_flash_set_led_brightness()
122 static int v4l2_flash_update_led_brightness(struct v4l2_flash *v4l2_flash,  in v4l2_flash_update_led_brightness()  argument
125 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;  in v4l2_flash_update_led_brightness()
139 		if (WARN_ON_ONCE(!v4l2_flash->fled_cdev))  in v4l2_flash_update_led_brightness()
142 		led_cdev = &v4l2_flash->fled_cdev->led_cdev;  in v4l2_flash_update_led_brightness()
144 		if (WARN_ON_ONCE(!v4l2_flash->iled_cdev))  in v4l2_flash_update_led_brightness()
147 		led_cdev = v4l2_flash->iled_cdev;  in v4l2_flash_update_led_brightness()
154 	if (has_flash_op(v4l2_flash, led_brightness_to_intensity))  in v4l2_flash_update_led_brightness()
155 		ctrl->val = call_flash_op(v4l2_flash,  in v4l2_flash_update_led_brightness()
167 	struct v4l2_flash *v4l2_flash = v4l2_ctrl_to_v4l2_flash(c);  in v4l2_flash_g_volatile_ctrl()  local
168 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;  in v4l2_flash_g_volatile_ctrl()
175 		return v4l2_flash_update_led_brightness(v4l2_flash, c);  in v4l2_flash_g_volatile_ctrl()
215 	struct v4l2_flash *v4l2_flash = v4l2_ctrl_to_v4l2_flash(c);  in v4l2_flash_s_ctrl()  local
216 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;  in v4l2_flash_s_ctrl()
218 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;  in v4l2_flash_s_ctrl()
225 		return v4l2_flash_set_led_brightness(v4l2_flash, c);  in v4l2_flash_s_ctrl()
246 				ret = call_flash_op(v4l2_flash,  in v4l2_flash_s_ctrl()
253 				ret = call_flash_op(v4l2_flash,  in v4l2_flash_s_ctrl()
264 			return v4l2_flash_set_led_brightness(v4l2_flash,  in v4l2_flash_s_ctrl()
279 		return call_flash_op(v4l2_flash, external_strobe_set,  in v4l2_flash_s_ctrl()
320 static void __fill_ctrl_init_data(struct v4l2_flash *v4l2_flash,  in __fill_ctrl_init_data()  argument
324 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;  in __fill_ctrl_init_data()
330 	if (v4l2_flash->iled_cdev) {  in __fill_ctrl_init_data()
429 static int v4l2_flash_init_controls(struct v4l2_flash *v4l2_flash,  in v4l2_flash_init_controls()  argument
438 	v4l2_flash->ctrls = devm_kcalloc(v4l2_flash->sd.dev,  in v4l2_flash_init_controls()
440 					sizeof(*v4l2_flash->ctrls),  in v4l2_flash_init_controls()
442 	if (!v4l2_flash->ctrls)  in v4l2_flash_init_controls()
451 	__fill_ctrl_init_data(v4l2_flash, flash_cfg, ctrl_init_data);  in v4l2_flash_init_controls()
457 	v4l2_ctrl_handler_init(&v4l2_flash->hdl, num_ctrls);  in v4l2_flash_init_controls()
466 			ctrl = v4l2_ctrl_new_std_menu(&v4l2_flash->hdl,  in v4l2_flash_init_controls()
473 			ctrl = v4l2_ctrl_new_std(&v4l2_flash->hdl,  in v4l2_flash_init_controls()
485 			v4l2_flash->ctrls[i] = ctrl;  in v4l2_flash_init_controls()
490 	if (v4l2_flash->hdl.error) {  in v4l2_flash_init_controls()
491 		ret = v4l2_flash->hdl.error;  in v4l2_flash_init_controls()
495 	v4l2_ctrl_handler_setup(&v4l2_flash->hdl);  in v4l2_flash_init_controls()
497 	v4l2_flash->sd.ctrl_handler = &v4l2_flash->hdl;  in v4l2_flash_init_controls()
502 	v4l2_ctrl_handler_free(&v4l2_flash->hdl);  in v4l2_flash_init_controls()
506 static int __sync_device_with_v4l2_controls(struct v4l2_flash *v4l2_flash)  in __sync_device_with_v4l2_controls()  argument
508 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;  in __sync_device_with_v4l2_controls()
509 	struct v4l2_ctrl **ctrls = v4l2_flash->ctrls;  in __sync_device_with_v4l2_controls()
513 		ret = v4l2_flash_set_led_brightness(v4l2_flash,  in __sync_device_with_v4l2_controls()
520 		ret = v4l2_flash_set_led_brightness(v4l2_flash,  in __sync_device_with_v4l2_controls()
554 		ret = call_flash_op(v4l2_flash, external_strobe_set,  in __sync_device_with_v4l2_controls()
566 	struct v4l2_flash *v4l2_flash = v4l2_subdev_to_v4l2_flash(sd);  in v4l2_flash_open()  local
567 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;  in v4l2_flash_open()
569 	struct led_classdev *led_cdev_ind = v4l2_flash->iled_cdev;  in v4l2_flash_open()
593 	ret = __sync_device_with_v4l2_controls(v4l2_flash);  in v4l2_flash_open()
616 	struct v4l2_flash *v4l2_flash = v4l2_subdev_to_v4l2_flash(sd);  in v4l2_flash_close()  local
617 	struct led_classdev_flash *fled_cdev = v4l2_flash->fled_cdev;  in v4l2_flash_close()
619 	struct led_classdev *led_cdev_ind = v4l2_flash->iled_cdev;  in v4l2_flash_close()
628 		if (v4l2_flash->ctrls[STROBE_SOURCE])  in v4l2_flash_close()
630 				v4l2_flash->ctrls[STROBE_SOURCE],  in v4l2_flash_close()
653 static struct v4l2_flash *__v4l2_flash_init(  in __v4l2_flash_init()
658 	struct v4l2_flash *v4l2_flash;  in __v4l2_flash_init()  local
665 	v4l2_flash = devm_kzalloc(dev, sizeof(*v4l2_flash), GFP_KERNEL);  in __v4l2_flash_init()
666 	if (!v4l2_flash)  in __v4l2_flash_init()
669 	sd = &v4l2_flash->sd;  in __v4l2_flash_init()
670 	v4l2_flash->fled_cdev = fled_cdev;  in __v4l2_flash_init()
671 	v4l2_flash->iled_cdev = iled_cdev;  in __v4l2_flash_init()
672 	v4l2_flash->ops = ops;  in __v4l2_flash_init()
686 	ret = v4l2_flash_init_controls(v4l2_flash, config);  in __v4l2_flash_init()
696 	return v4l2_flash;  in __v4l2_flash_init()
707 struct v4l2_flash *v4l2_flash_init(  in v4l2_flash_init()
717 struct v4l2_flash *v4l2_flash_indicator_init(  in v4l2_flash_indicator_init()
726 void v4l2_flash_release(struct v4l2_flash *v4l2_flash)  in v4l2_flash_release()  argument
730 	if (IS_ERR_OR_NULL(v4l2_flash))  in v4l2_flash_release()
733 	sd = &v4l2_flash->sd;  in v4l2_flash_release()