[media] gspca: Add support for control events (d57fb9f8) · Commits · 戴 / test

drivers/media/video/gspca/gspca.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -40,6 +40,7 @@
		#include <media/v4l2-ioctl.h>
		#include <media/v4l2-ctrls.h>
		#include <media/v4l2-fh.h>
		#include <media/v4l2-event.h>

		#include "gspca.h"

		@@ -2158,6 +2159,7 @@ static unsigned int dev_poll(struct file file, poll_table wait)
		ret = POLLIN \| POLLRDNORM; /* yes */
		else
		ret = 0;
		ret \|= v4l2_ctrl_poll(file, wait);
		mutex_unlock(&gspca_dev->queue_lock);
		if (!gspca_dev->present)
		return POLLHUP;
		@@ -2269,6 +2271,8 @@ static const struct v4l2_ioctl_ops dev_ioctl_ops = {
		.vidioc_s_register = vidioc_s_register,
		#endif
		.vidioc_g_chip_ident = vidioc_g_chip_ident,
		.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
		.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
		};

		static const struct video_device gspca_template = {