[media] radio-keene: support suspend/resume (ff27cda3) · Commits · 戴 / test

drivers/media/radio/radio-keene.c

+20 −0

Original line number	Diff line number	Diff line
		@@ -156,6 +156,23 @@ static void usb_keene_disconnect(struct usb_interface *intf)
		v4l2_device_put(&radio->v4l2_dev);
		}

		static int usb_keene_suspend(struct usb_interface *intf, pm_message_t message)
		{
		struct keene_device *radio = to_keene_dev(usb_get_intfdata(intf));

		return keene_cmd_main(radio, 0, false);
		}

		static int usb_keene_resume(struct usb_interface *intf)
		{
		struct keene_device *radio = to_keene_dev(usb_get_intfdata(intf));

		mdelay(50);
		keene_cmd_set(radio);
		keene_cmd_main(radio, radio->curfreq, true);
		return 0;
		}

		static int vidioc_querycap(struct file file, void priv,
		struct v4l2_capability *v)
		{
		@@ -402,6 +419,9 @@ static struct usb_driver usb_keene_driver = {
		.probe = usb_keene_probe,
		.disconnect = usb_keene_disconnect,
		.id_table = usb_keene_device_table,
		.suspend = usb_keene_suspend,
		.resume = usb_keene_resume,
		.reset_resume = usb_keene_resume,
		};

		static int __init keene_init(void)