->poll() methods should return __poll_t

The most common place to find POLL... bitmaps: return values
of ->poll() and its subsystem counterparts.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/media/media-devnode.h b/include/media/media-devnode.h
index 511615d3..dc2f64e 100644
--- a/include/media/media-devnode.h
+++ b/include/media/media-devnode.h
@@ -56,7 +56,7 @@ struct media_file_operations {
 	struct module *owner;
 	ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
 	ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
-	unsigned int (*poll) (struct file *, struct poll_table_struct *);
+	__poll_t (*poll) (struct file *, struct poll_table_struct *);
 	long (*ioctl) (struct file *, unsigned int, unsigned long);
 	long (*compat_ioctl) (struct file *, unsigned int, unsigned long);
 	int (*open) (struct file *);
diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
index 4d8cb07..b7e42a1 100644
--- a/include/media/soc_camera.h
+++ b/include/media/soc_camera.h
@@ -117,7 +117,7 @@ struct soc_camera_host_ops {
 	int (*get_parm)(struct soc_camera_device *, struct v4l2_streamparm *);
 	int (*set_parm)(struct soc_camera_device *, struct v4l2_streamparm *);
 	int (*enum_framesizes)(struct soc_camera_device *, struct v4l2_frmsizeenum *);
-	unsigned int (*poll)(struct file *, poll_table *);
+	__poll_t (*poll)(struct file *, poll_table *);
 };
 
 #define SOCAM_SENSOR_INVERT_PCLK	(1 << 0)
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 28a686e..fa99f6f 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -152,7 +152,7 @@ struct v4l2_file_operations {
 	struct module *owner;
 	ssize_t (*read) (struct file *, char __user *, size_t, loff_t *);
 	ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *);
-	unsigned int (*poll) (struct file *, struct poll_table_struct *);
+	__poll_t (*poll) (struct file *, struct poll_table_struct *);
 	long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
 #ifdef CONFIG_COMPAT
 	long (*compat_ioctl32) (struct file *, unsigned int, unsigned long);