media: annotate ->poll() instances

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

drivers/media/cec/cec-api.c

@@ -43,13 +43,13 @@ static inline struct cec_devnode *cec_devnode_data(struct file *filp)
 
 /* CEC file operations */
 
-static unsigned int cec_poll(struct file *filp,
+static __poll_t cec_poll(struct file *filp,
 			     struct poll_table_struct *poll)
 {
 	struct cec_devnode *devnode = cec_devnode_data(filp);
 	struct cec_fh *fh = filp->private_data;
 	struct cec_adapter *adap = fh->adap;
-	unsigned int res = 0;
+	__poll_t res = 0;
 
 	if (!devnode->registered)
 		return POLLERR | POLLHUP;

drivers/media/common/saa7146/saa7146_fops.c

@@ -320,13 +320,13 @@ static int fops_mmap(struct file *file, struct vm_area_struct * vma)
 	return res;
 }
 
-static unsigned int __fops_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t __fops_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct video_device *vdev = video_devdata(file);
 	struct saa7146_fh *fh = file->private_data;
 	struct videobuf_buffer *buf = NULL;
 	struct videobuf_queue *q;
-	unsigned int res = v4l2_ctrl_poll(file, wait);
+	__poll_t res = v4l2_ctrl_poll(file, wait);
 
 	DEB_EE("file:%p, poll:%p\n", file, wait);
 
@@ -359,10 +359,10 @@ static unsigned int __fops_poll(struct file *file, struct poll_table_struct *wai
 	return res;
 }
 
-static unsigned int fops_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t fops_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct video_device *vdev = video_devdata(file);
-	unsigned int res;
+	__poll_t res;
 
 	mutex_lock(vdev->lock);
 	res = __fops_poll(file, wait);

drivers/media/common/siano/smsdvb-debugfs.c

@@ -374,7 +374,7 @@ exit:
 	return rc;
 }
 
-static unsigned int smsdvb_stats_poll(struct file *file, poll_table *wait)
+static __poll_t smsdvb_stats_poll(struct file *file, poll_table *wait)
 {
 	struct smsdvb_debugfs *debug_data = file->private_data;
 	int rc;
@@ -384,12 +384,9 @@ static unsigned int smsdvb_stats_poll(struct file *file, poll_table *wait)
 	poll_wait(file, &debug_data->stats_queue, wait);
 
 	rc = smsdvb_stats_wait_read(debug_data);
-	if (rc > 0)
-		rc = POLLIN | POLLRDNORM;
-
 	kref_put(&debug_data->refcount, smsdvb_debugfs_data_release);
 
-	return rc;
+	return rc > 0 ? POLLIN | POLLRDNORM : 0;
 }
 
 static ssize_t smsdvb_stats_read(struct file *file, char __user *user_buf,

drivers/media/dvb-core/dmxdev.c

@@ -1066,10 +1066,10 @@ static long dvb_demux_ioctl(struct file *file, unsigned int cmd,
 	return dvb_usercopy(file, cmd, arg, dvb_demux_do_ioctl);
 }
 
-static unsigned int dvb_demux_poll(struct file *file, poll_table *wait)
+static __poll_t dvb_demux_poll(struct file *file, poll_table *wait)
 {
 	struct dmxdev_filter *dmxdevfilter = file->private_data;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	if ((!dmxdevfilter) || dmxdevfilter->dev->exit)
 		return POLLERR;
@@ -1160,11 +1160,11 @@ static long dvb_dvr_ioctl(struct file *file,
 	return dvb_usercopy(file, cmd, arg, dvb_dvr_do_ioctl);
 }
 
-static unsigned int dvb_dvr_poll(struct file *file, poll_table *wait)
+static __poll_t dvb_dvr_poll(struct file *file, poll_table *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct dmxdev *dmxdev = dvbdev->priv;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dprintk("%s\n", __func__);
 

drivers/media/dvb-core/dvb_ca_en50221.c

@@ -1783,11 +1783,11 @@ static int dvb_ca_en50221_io_release(struct inode *inode, struct file *file)
  *
  * @return Standard poll mask.
  */
-static unsigned int dvb_ca_en50221_io_poll(struct file *file, poll_table *wait)
+static __poll_t dvb_ca_en50221_io_poll(struct file *file, poll_table *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct dvb_ca_private *ca = dvbdev->priv;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	int slot;
 	int result = 0;
 

drivers/media/dvb-core/dvb_frontend.c

@@ -2467,7 +2467,7 @@ static int dvb_frontend_handle_ioctl(struct file *file,
 }
 
 
-static unsigned int dvb_frontend_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t dvb_frontend_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct dvb_frontend *fe = dvbdev->priv;

drivers/media/firewire/firedtv-ci.c

@@ -207,7 +207,7 @@ static int fdtv_ca_ioctl(struct file *file, unsigned int cmd, void *arg)
 	return err;
 }
 
-static unsigned int fdtv_ca_io_poll(struct file *file, poll_table *wait)
+static __poll_t fdtv_ca_io_poll(struct file *file, poll_table *wait)
 {
 	return POLLIN;
 }

drivers/media/media-devnode.c

@@ -99,7 +99,7 @@ static ssize_t media_write(struct file *filp, const char __user *buf,
 	return devnode->fops->write(filp, buf, sz, off);
 }
 
-static unsigned int media_poll(struct file *filp,
+static __poll_t media_poll(struct file *filp,
 			       struct poll_table_struct *poll)
 {
 	struct media_devnode *devnode = media_devnode_data(filp);

drivers/media/pci/bt8xx/bttv-driver.c

@@ -2955,12 +2955,12 @@ static ssize_t bttv_read(struct file *file, char __user *data,
 	return retval;
 }
 
-static unsigned int bttv_poll(struct file *file, poll_table *wait)
+static __poll_t bttv_poll(struct file *file, poll_table *wait)
 {
 	struct bttv_fh *fh = file->private_data;
 	struct bttv_buffer *buf;
 	enum v4l2_field field;
-	unsigned int rc = 0;
+	__poll_t rc = 0;
 	__poll_t req_events = poll_requested_events(wait);
 
 	if (v4l2_event_pending(&fh->fh))
@@ -3329,13 +3329,13 @@ static ssize_t radio_read(struct file *file, char __user *data,
 	return cmd.result;
 }
 
-static unsigned int radio_poll(struct file *file, poll_table *wait)
+static __poll_t radio_poll(struct file *file, poll_table *wait)
 {
 	struct bttv_fh *fh = file->private_data;
 	struct bttv *btv = fh->btv;
 	__poll_t req_events = poll_requested_events(wait);
 	struct saa6588_command cmd;
-	unsigned int res = 0;
+	__poll_t res = 0;
 
 	if (v4l2_event_pending(&fh->fh))
 		res = POLLPRI;

drivers/media/pci/cx18/cx18-fileops.c

@@ -602,14 +602,14 @@ ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count,
 	return cx18_read_pos(s, buf, count, pos, filp->f_flags & O_NONBLOCK);
 }
 
-unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait)
+__poll_t cx18_v4l2_enc_poll(struct file *filp, poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct cx18_open_id *id = file2id(filp);
 	struct cx18 *cx = id->cx;
 	struct cx18_stream *s = &cx->streams[id->type];
 	int eof = test_bit(CX18_F_S_STREAMOFF, &s->s_flags);
-	unsigned res = 0;
+	__poll_t res = 0;
 
 	/* Start a capture if there is none */
 	if (!eof && !test_bit(CX18_F_S_STREAMING, &s->s_flags) &&
@@ -629,7 +629,7 @@ unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait)
 
 	if ((s->vb_type == V4L2_BUF_TYPE_VIDEO_CAPTURE) &&
 		(id->type == CX18_ENC_STREAM_TYPE_YUV)) {
-		int videobuf_poll = videobuf_poll_stream(filp, &s->vbuf_q, wait);
+		__poll_t videobuf_poll = videobuf_poll_stream(filp, &s->vbuf_q, wait);
 
 		if (v4l2_event_pending(&id->fh))
 			res |= POLLPRI;

drivers/media/pci/cx18/cx18-fileops.h

@@ -23,7 +23,7 @@ ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count,
 ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count,
 		       loff_t *pos);
 int cx18_v4l2_close(struct file *filp);
-unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait);
+__poll_t cx18_v4l2_enc_poll(struct file *filp, poll_table *wait);
 int cx18_start_capture(struct cx18_open_id *id);
 void cx18_stop_capture(struct cx18_open_id *id, int gop_end);
 void cx18_mute(struct cx18 *cx);

drivers/media/pci/ddbridge/ddbridge-core.c

@@ -732,13 +732,13 @@ static ssize_t ts_read(struct file *file, __user char *buf,
 	return (count && (left == count)) ? -EAGAIN : (count - left);
 }
 
-static unsigned int ts_poll(struct file *file, poll_table *wait)
+static __poll_t ts_poll(struct file *file, poll_table *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct ddb_output *output = dvbdev->priv;
 	struct ddb_input *input = output->port->input[0];
 
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	poll_wait(file, &input->dma->wq, wait);
 	poll_wait(file, &output->dma->wq, wait);

drivers/media/pci/ivtv/ivtv-fileops.c

@@ -730,12 +730,12 @@ ssize_t ivtv_v4l2_write(struct file *filp, const char __user *user_buf, size_t c
 	return res;
 }
 
-unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table *wait)
+__poll_t ivtv_v4l2_dec_poll(struct file *filp, poll_table *wait)
 {
 	struct ivtv_open_id *id = fh2id(filp->private_data);
 	struct ivtv *itv = id->itv;
 	struct ivtv_stream *s = &itv->streams[id->type];
-	int res = 0;
+	__poll_t res = 0;
 
 	/* add stream's waitq to the poll list */
 	IVTV_DEBUG_HI_FILE("Decoder poll\n");
@@ -764,14 +764,14 @@ unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table *wait)
 	return res;
 }
 
-unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table *wait)
+__poll_t ivtv_v4l2_enc_poll(struct file *filp, poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct ivtv_open_id *id = fh2id(filp->private_data);
 	struct ivtv *itv = id->itv;
 	struct ivtv_stream *s = &itv->streams[id->type];
 	int eof = test_bit(IVTV_F_S_STREAMOFF, &s->s_flags);
-	unsigned res = 0;
+	__poll_t res = 0;
 
 	/* Start a capture if there is none */
 	if (!eof && !test_bit(IVTV_F_S_STREAMING, &s->s_flags) &&

drivers/media/pci/ivtv/ivtv-fileops.h

@@ -28,8 +28,8 @@ ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count,
 ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count,
 		       loff_t * pos);
 int ivtv_v4l2_close(struct file *filp);
-unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
-unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
+__poll_t ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
+__poll_t ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
 int ivtv_start_capture(struct ivtv_open_id *id);
 void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end);
 int ivtv_start_decoding(struct ivtv_open_id *id, int speed);

drivers/media/pci/meye/meye.c

@@ -1423,9 +1423,9 @@ static long vidioc_default(struct file *file, void *fh, bool valid_prio,
 
 }
 
-static unsigned int meye_poll(struct file *file, poll_table *wait)
+static __poll_t meye_poll(struct file *file, poll_table *wait)
 {
-	unsigned int res = v4l2_ctrl_poll(file, wait);
+	__poll_t res = v4l2_ctrl_poll(file, wait);
 
 	mutex_lock(&meye.lock);
 	poll_wait(file, &meye.proc_list, wait);

drivers/media/pci/saa7134/saa7134-video.c

@@ -1227,11 +1227,11 @@ static ssize_t radio_read(struct file *file, char __user *data,
 	return cmd.result;
 }
 
-static unsigned int radio_poll(struct file *file, poll_table *wait)
+static __poll_t radio_poll(struct file *file, poll_table *wait)
 {
 	struct saa7134_dev *dev = video_drvdata(file);
 	struct saa6588_command cmd;
-	unsigned int rc = v4l2_ctrl_poll(file, wait);
+	__poll_t rc = v4l2_ctrl_poll(file, wait);
 
 	cmd.instance = file;
 	cmd.event_list = wait;

drivers/media/pci/saa7164/saa7164-encoder.c

@@ -909,13 +909,13 @@ err:
 	return ret;
 }
 
-static unsigned int fops_poll(struct file *file, poll_table *wait)
+static __poll_t fops_poll(struct file *file, poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct saa7164_encoder_fh *fh =
 		(struct saa7164_encoder_fh *)file->private_data;
 	struct saa7164_port *port = fh->port;
-	unsigned int mask = v4l2_ctrl_poll(file, wait);
+	__poll_t mask = v4l2_ctrl_poll(file, wait);
 
 	port->last_poll_msecs_diff = port->last_poll_msecs;
 	port->last_poll_msecs = jiffies_to_msecs(jiffies);

drivers/media/pci/saa7164/saa7164-vbi.c

@@ -614,11 +614,11 @@ err:
 	return ret;
 }
 
-static unsigned int fops_poll(struct file *file, poll_table *wait)
+static __poll_t fops_poll(struct file *file, poll_table *wait)
 {
 	struct saa7164_vbi_fh *fh = (struct saa7164_vbi_fh *)file->private_data;
 	struct saa7164_port *port = fh->port;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	port->last_poll_msecs_diff = port->last_poll_msecs;
 	port->last_poll_msecs = jiffies_to_msecs(jiffies);

drivers/media/pci/ttpci/av7110_av.c

@@ -937,11 +937,11 @@ static int dvb_video_get_event (struct av7110 *av7110, struct video_event *event
  * DVB device file operations
  ******************************************************************************/
 
-static unsigned int dvb_video_poll(struct file *file, poll_table *wait)
+static __poll_t dvb_video_poll(struct file *file, poll_table *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct av7110 *av7110 = dvbdev->priv;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dprintk(2, "av7110:%p, \n", av7110);
 
@@ -989,11 +989,11 @@ static ssize_t dvb_video_write(struct file *file, const char __user *buf,
 		return dvb_play(av7110, buf, count, file->f_flags & O_NONBLOCK, 1);
 }
 
-static unsigned int dvb_audio_poll(struct file *file, poll_table *wait)
+static __poll_t dvb_audio_poll(struct file *file, poll_table *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct av7110 *av7110 = dvbdev->priv;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dprintk(2, "av7110:%p, \n", av7110);
 

drivers/media/pci/ttpci/av7110_ca.c

@@ -223,13 +223,13 @@ static int dvb_ca_open(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static unsigned int dvb_ca_poll (struct file *file, poll_table *wait)
+static __poll_t dvb_ca_poll (struct file *file, poll_table *wait)
 {
 	struct dvb_device *dvbdev = file->private_data;
 	struct av7110 *av7110 = dvbdev->priv;
 	struct dvb_ringbuffer *rbuf = &av7110->ci_rbuffer;
 	struct dvb_ringbuffer *wbuf = &av7110->ci_wbuffer;
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 
 	dprintk(8, "av7110:%p\n",av7110);
 

drivers/media/pci/zoran/zoran_driver.c

@@ -2501,13 +2501,13 @@ static int zoran_s_jpegcomp(struct file *file, void *__fh,
 	return res;
 }
 
-static unsigned int
+static __poll_t
 zoran_poll (struct file *file,
 	    poll_table  *wait)
 {
 	struct zoran_fh *fh = file->private_data;
 	struct zoran *zr = fh->zr;
-	int res = v4l2_ctrl_poll(file, wait);
+	__poll_t res = v4l2_ctrl_poll(file, wait);
 	int frame;
 	unsigned long flags;
 

drivers/media/platform/davinci/vpfe_capture.c

@@ -730,7 +730,7 @@ static int vpfe_mmap(struct file *file, struct vm_area_struct *vma)
 /*
  * vpfe_poll: It is used for select/poll system call
  */
-static unsigned int vpfe_poll(struct file *file, poll_table *wait)
+static __poll_t vpfe_poll(struct file *file, poll_table *wait)
 {
 	struct vpfe_device *vpfe_dev = video_drvdata(file);
 

drivers/media/platform/exynos-gsc/gsc-m2m.c

@@ -707,12 +707,12 @@ static int gsc_m2m_release(struct file *file)
 	return 0;
 }
 
-static unsigned int gsc_m2m_poll(struct file *file,
+static __poll_t gsc_m2m_poll(struct file *file,
 					struct poll_table_struct *wait)
 {
 	struct gsc_ctx *ctx = fh_to_ctx(file->private_data);
 	struct gsc_dev *gsc = ctx->gsc_dev;
-	unsigned int ret;
+	__poll_t ret;
 
 	if (mutex_lock_interruptible(&gsc->lock))
 		return -ERESTARTSYS;

drivers/media/platform/fsl-viu.c

@@ -1263,13 +1263,13 @@ static ssize_t viu_read(struct file *file, char __user *data, size_t count,
 	return 0;
 }
 
-static unsigned int viu_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t viu_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct viu_fh *fh = file->private_data;
 	struct videobuf_queue *q = &fh->vb_vidq;
 	struct viu_dev *dev = fh->dev;
 	__poll_t req_events = poll_requested_events(wait);
-	unsigned int res = v4l2_ctrl_poll(file, wait);
+	__poll_t res = v4l2_ctrl_poll(file, wait);
 
 	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type)
 		return POLLERR;

drivers/media/platform/m2m-deinterlace.c

@@ -950,11 +950,11 @@ static int deinterlace_release(struct file *file)
 	return 0;
 }
 
-static unsigned int deinterlace_poll(struct file *file,
+static __poll_t deinterlace_poll(struct file *file,
 				 struct poll_table_struct *wait)
 {
 	struct deinterlace_ctx *ctx = file->private_data;
-	int ret;
+	__poll_t ret;
 
 	deinterlace_lock(ctx);
 	ret = v4l2_m2m_poll(file, ctx->m2m_ctx, wait);

drivers/media/platform/mx2_emmaprp.c

@@ -838,12 +838,12 @@ static int emmaprp_release(struct file *file)
 	return 0;
 }
 
-static unsigned int emmaprp_poll(struct file *file,
+static __poll_t emmaprp_poll(struct file *file,
 				 struct poll_table_struct *wait)
 {
 	struct emmaprp_dev *pcdev = video_drvdata(file);
 	struct emmaprp_ctx *ctx = file->private_data;
-	unsigned int res;
+	__poll_t res;
 
 	mutex_lock(&pcdev->dev_mutex);
 	res = v4l2_m2m_poll(file, ctx->m2m_ctx, wait);

drivers/media/platform/omap/omap_vout.c

@@ -839,7 +839,7 @@ static void omap_vout_buffer_release(struct videobuf_queue *q,
 /*
  *  File operations
  */
-static unsigned int omap_vout_poll(struct file *file,
+static __poll_t omap_vout_poll(struct file *file,
 				   struct poll_table_struct *wait)
 {
 	struct omap_vout_device *vout = file->private_data;

drivers/media/platform/omap3isp/ispvideo.c

@@ -1383,11 +1383,11 @@ static int isp_video_release(struct file *file)
 	return 0;
 }
 
-static unsigned int isp_video_poll(struct file *file, poll_table *wait)
+static __poll_t isp_video_poll(struct file *file, poll_table *wait)
 {
 	struct isp_video_fh *vfh = to_isp_video_fh(file->private_data);
 	struct isp_video *video = video_drvdata(file);
-	int ret;
+	__poll_t ret;
 
 	mutex_lock(&video->queue_lock);
 	ret = vb2_poll(&vfh->queue, file, wait);

drivers/media/platform/s3c-camif/camif-capture.c

@@ -590,12 +590,12 @@ static int s3c_camif_close(struct file *file)
 	return ret;
 }
 
-static unsigned int s3c_camif_poll(struct file *file,
+static __poll_t s3c_camif_poll(struct file *file,
 				   struct poll_table_struct *wait)
 {
 	struct camif_vp *vp = video_drvdata(file);
 	struct camif_dev *camif = vp->camif;
-	int ret;
+	__poll_t ret;
 
 	mutex_lock(&camif->lock);
 	if (vp->owner && vp->owner != file->private_data)

drivers/media/platform/s5p-mfc/s5p_mfc.c

@@ -988,14 +988,14 @@ static int s5p_mfc_release(struct file *file)
 }
 
 /* Poll */
-static unsigned int s5p_mfc_poll(struct file *file,
+static __poll_t s5p_mfc_poll(struct file *file,
 				 struct poll_table_struct *wait)
 {
 	struct s5p_mfc_ctx *ctx = fh_to_ctx(file->private_data);
 	struct s5p_mfc_dev *dev = ctx->dev;
 	struct vb2_queue *src_q, *dst_q;
 	struct vb2_buffer *src_vb = NULL, *dst_vb = NULL;
-	unsigned int rc = 0;
+	__poll_t rc = 0;
 	unsigned long flags;
 
 	mutex_lock(&dev->mfc_mutex);

drivers/media/platform/sh_veu.c

@@ -1016,7 +1016,7 @@ static int sh_veu_release(struct file *file)
 	return 0;
 }
 
-static unsigned int sh_veu_poll(struct file *file,
+static __poll_t sh_veu_poll(struct file *file,
 				struct poll_table_struct *wait)
 {
 	struct sh_veu_file *veu_file = file->private_data;

drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c

@@ -1553,7 +1553,7 @@ static int sh_mobile_ceu_set_liveselection(struct soc_camera_device *icd,
 	return ret;
 }
 
-static unsigned int sh_mobile_ceu_poll(struct file *file, poll_table *pt)
+static __poll_t sh_mobile_ceu_poll(struct file *file, poll_table *pt)
 {
 	struct soc_camera_device *icd = file->private_data;
 

drivers/media/platform/soc_camera/soc_camera.c

@@ -805,7 +805,7 @@ static int soc_camera_mmap(struct file *file, struct vm_area_struct *vma)
 	return err;
 }
 
-static unsigned int soc_camera_poll(struct file *file, poll_table *pt)
+static __poll_t soc_camera_poll(struct file *file, poll_table *pt)
 {
 	struct soc_camera_device *icd = file->private_data;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->parent);

drivers/media/platform/via-camera.c

@@ -764,7 +764,7 @@ out_unlock:
 }
 
 
-static unsigned int viacam_poll(struct file *filp, struct poll_table_struct *pt)
+static __poll_t viacam_poll(struct file *filp, struct poll_table_struct *pt)
 {
 	struct via_camera *cam = video_drvdata(filp);
 

drivers/media/platform/vivid/vivid-core.c

@@ -416,7 +416,7 @@ static ssize_t vivid_radio_write(struct file *file, const char __user *buf,
 	return vivid_radio_tx_write(file, buf, size, offset);
 }
 
-static unsigned int vivid_radio_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t vivid_radio_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct video_device *vdev = video_devdata(file);
 

drivers/media/platform/vivid/vivid-radio-rx.c

@@ -141,7 +141,7 @@ retry:
 	return i;
 }
 
-unsigned int vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait)
+__poll_t vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait)
 {
 	return POLLIN | POLLRDNORM | v4l2_ctrl_poll(file, wait);
 }

drivers/media/platform/vivid/vivid-radio-rx.h

@@ -21,7 +21,7 @@
 #define _VIVID_RADIO_RX_H_
 
 ssize_t vivid_radio_rx_read(struct file *, char __user *, size_t, loff_t *);
-unsigned int vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait);
+__poll_t vivid_radio_rx_poll(struct file *file, struct poll_table_struct *wait);
 
 int vivid_radio_rx_enum_freq_bands(struct file *file, void *fh, struct v4l2_frequency_band *band);
 int vivid_radio_rx_s_hw_freq_seek(struct file *file, void *fh, const struct v4l2_hw_freq_seek *a);

drivers/media/platform/vivid/vivid-radio-tx.c

@@ -105,7 +105,7 @@ retry:
 	return i;
 }
 
-unsigned int vivid_radio_tx_poll(struct file *file, struct poll_table_struct *wait)
+__poll_t vivid_radio_tx_poll(struct file *file, struct poll_table_struct *wait)
 {
 	return POLLOUT | POLLWRNORM | v4l2_ctrl_poll(file, wait);
 }

drivers/media/platform/vivid/vivid-radio-tx.h

@@ -21,7 +21,7 @@
 #define _VIVID_RADIO_TX_H_
 
 ssize_t vivid_radio_tx_write(struct file *, const char __user *, size_t, loff_t *);
-unsigned int vivid_radio_tx_poll(struct file *file, struct poll_table_struct *wait);
+__poll_t vivid_radio_tx_poll(struct file *file, struct poll_table_struct *wait);
 
 int vidioc_g_modulator(struct file *file, void *fh, struct v4l2_modulator *a);
 int vidioc_s_modulator(struct file *file, void *fh, const struct v4l2_modulator *a);

drivers/media/radio/radio-cadet.c

@@ -481,11 +481,11 @@ static int cadet_release(struct file *file)
 	return 0;
 }
 
-static unsigned int cadet_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t cadet_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct cadet *dev = video_drvdata(file);
 	__poll_t req_events = poll_requested_events(wait);
-	unsigned int res = v4l2_ctrl_poll(file, wait);
+	__poll_t res = v4l2_ctrl_poll(file, wait);
 
 	poll_wait(file, &dev->read_queue, wait);
 	if (dev->rdsstat == 0 && (req_events & (POLLIN | POLLRDNORM))) {

drivers/media/radio/radio-si476x.c

@@ -1149,12 +1149,12 @@ static ssize_t si476x_radio_fops_read(struct file *file, char __user *buf,
 	return rval;
 }
 
-static unsigned int si476x_radio_fops_poll(struct file *file,
+static __poll_t si476x_radio_fops_poll(struct file *file,
 				struct poll_table_struct *pts)
 {
 	struct si476x_radio *radio = video_drvdata(file);
 	__poll_t req_events = poll_requested_events(pts);
-	unsigned int err = v4l2_ctrl_poll(file, pts);
+	__poll_t err = v4l2_ctrl_poll(file, pts);
 
 	if (req_events & (POLLIN | POLLRDNORM)) {
 		if (atomic_read(&radio->core->is_alive))

drivers/media/radio/radio-wl1273.c

@@ -1089,7 +1089,7 @@ out:
 	return r;
 }
 
-static unsigned int wl1273_fm_fops_poll(struct file *file,
+static __poll_t wl1273_fm_fops_poll(struct file *file,
 					struct poll_table_struct *pts)
 {
 	struct wl1273_device *radio = video_get_drvdata(video_devdata(file));

drivers/media/radio/si470x/radio-si470x-common.c

@@ -507,12 +507,12 @@ done:
 /*
  * si470x_fops_poll - poll RDS data
  */
-static unsigned int si470x_fops_poll(struct file *file,
+static __poll_t si470x_fops_poll(struct file *file,
 		struct poll_table_struct *pts)
 {
 	struct si470x_device *radio = video_drvdata(file);
 	__poll_t req_events = poll_requested_events(pts);
-	int retval = v4l2_ctrl_poll(file, pts);
+	__poll_t retval = v4l2_ctrl_poll(file, pts);
 
 	if (req_events & (POLLIN | POLLRDNORM)) {
 		/* switch on rds reception */

drivers/media/radio/wl128x/fmdrv_v4l2.c

@@ -102,7 +102,7 @@ static ssize_t fm_v4l2_fops_write(struct file *file, const char __user * buf,
 	return sizeof(rds);
 }
 
-static u32 fm_v4l2_fops_poll(struct file *file, struct poll_table_struct *pts)
+static __poll_t fm_v4l2_fops_poll(struct file *file, struct poll_table_struct *pts)
 {
 	int ret;
 	struct fmdev *fmdev;

drivers/media/rc/lirc_dev.c

@@ -272,10 +272,10 @@ int lirc_dev_fop_close(struct inode *inode, struct file *file)
 }
 EXPORT_SYMBOL(lirc_dev_fop_close);
 
-unsigned int lirc_dev_fop_poll(struct file *file, poll_table *wait)
+__poll_t lirc_dev_fop_poll(struct file *file, poll_table *wait)
 {
 	struct lirc_dev *d = file->private_data;
-	unsigned int ret;
+	__poll_t ret;
 
 	if (!d->attached)
 		return POLLHUP | POLLERR;

drivers/media/usb/cpia2/cpia2.h

@@ -444,7 +444,7 @@ int cpia2_allocate_buffers(struct camera_data *cam);
 void cpia2_free_buffers(struct camera_data *cam);
 long cpia2_read(struct camera_data *cam,
 		char __user *buf, unsigned long count, int noblock);
-unsigned int cpia2_poll(struct camera_data *cam,
+__poll_t cpia2_poll(struct camera_data *cam,
 			struct file *filp, poll_table *wait);
 int cpia2_remap_buffer(struct camera_data *cam, struct vm_area_struct *vma);
 void cpia2_set_property_flip(struct camera_data *cam, int prop_val);

drivers/media/usb/cpia2/cpia2_core.c

@@ -2370,10 +2370,10 @@ long cpia2_read(struct camera_data *cam,
  *  cpia2_poll
  *
  *****************************************************************************/
-unsigned int cpia2_poll(struct camera_data *cam, struct file *filp,
+__poll_t cpia2_poll(struct camera_data *cam, struct file *filp,
 			poll_table *wait)
 {
-	unsigned int status = v4l2_ctrl_poll(filp, wait);
+	__poll_t status = v4l2_ctrl_poll(filp, wait);
 
 	if ((poll_requested_events(wait) & (POLLIN | POLLRDNORM)) &&
 			!cam->streaming) {

drivers/media/usb/cpia2/cpia2_v4l.c

@@ -169,10 +169,10 @@ static ssize_t cpia2_v4l_read(struct file *file, char __user *buf, size_t count,
  *  cpia2_v4l_poll
  *
  *****************************************************************************/
-static unsigned int cpia2_v4l_poll(struct file *filp, struct poll_table_struct *wait)
+static __poll_t cpia2_v4l_poll(struct file *filp, struct poll_table_struct *wait)
 {
 	struct camera_data *cam = video_drvdata(filp);
-	unsigned int res;
+	__poll_t res;
 
 	mutex_lock(&cam->v4l2_lock);
 	res = cpia2_poll(cam, filp, wait);

drivers/media/usb/cx231xx/cx231xx-417.c

@@ -1812,13 +1812,13 @@ static ssize_t mpeg_read(struct file *file, char __user *data,
 				    file->f_flags & O_NONBLOCK);
 }
 
-static unsigned int mpeg_poll(struct file *file,
+static __poll_t mpeg_poll(struct file *file,
 	struct poll_table_struct *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct cx231xx_fh *fh = file->private_data;
 	struct cx231xx *dev = fh->dev;
-	unsigned int res = 0;
+	__poll_t res = 0;
 
 	if (v4l2_event_pending(&fh->fh))
 		res |= POLLPRI;

drivers/media/usb/cx231xx/cx231xx-video.c

@@ -2006,12 +2006,12 @@ cx231xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
  * cx231xx_v4l2_poll()
  * will allocate buffers when called for the first time
  */
-static unsigned int cx231xx_v4l2_poll(struct file *filp, poll_table *wait)
+static __poll_t cx231xx_v4l2_poll(struct file *filp, poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct cx231xx_fh *fh = filp->private_data;
 	struct cx231xx *dev = fh->dev;
-	unsigned res = 0;
+	__poll_t res = 0;
 	int rc;
 
 	rc = check_dev(dev);

drivers/media/usb/gspca/gspca.c

@@ -1862,11 +1862,11 @@ out:
 	return ret;
 }
 
-static unsigned int dev_poll(struct file *file, poll_table *wait)
+static __poll_t dev_poll(struct file *file, poll_table *wait)
 {
 	struct gspca_dev *gspca_dev = video_drvdata(file);
 	__poll_t req_events = poll_requested_events(wait);
-	int ret = 0;
+	__poll_t ret = 0;
 
 	PDEBUG(D_FRAM, "poll");
 

drivers/media/usb/hdpvr/hdpvr-video.c

@@ -521,12 +521,12 @@ err:
 	return ret;
 }
 
-static unsigned int hdpvr_poll(struct file *filp, poll_table *wait)
+static __poll_t hdpvr_poll(struct file *filp, poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct hdpvr_buffer *buf = NULL;
 	struct hdpvr_device *dev = video_drvdata(filp);
-	unsigned int mask = v4l2_ctrl_poll(filp, wait);
+	__poll_t mask = v4l2_ctrl_poll(filp, wait);
 
 	if (!(req_events & (POLLIN | POLLRDNORM)))
 		return mask;

drivers/media/usb/pvrusb2/pvrusb2-v4l2.c

@@ -1190,9 +1190,9 @@ static ssize_t pvr2_v4l2_read(struct file *file,
 }
 
 
-static unsigned int pvr2_v4l2_poll(struct file *file, poll_table *wait)
+static __poll_t pvr2_v4l2_poll(struct file *file, poll_table *wait)
 {
-	unsigned int mask = 0;
+	__poll_t mask = 0;
 	struct pvr2_v4l2_fh *fh = file->private_data;
 	int ret;
 

drivers/media/usb/stkwebcam/stk-webcam.c

@@ -721,10 +721,10 @@ static ssize_t v4l_stk_read(struct file *fp, char __user *buf,
 	return ret;
 }
 
-static unsigned int v4l_stk_poll(struct file *fp, poll_table *wait)
+static __poll_t v4l_stk_poll(struct file *fp, poll_table *wait)
 {
 	struct stk_camera *dev = video_drvdata(fp);
-	unsigned res = v4l2_ctrl_poll(fp, wait);
+	__poll_t res = v4l2_ctrl_poll(fp, wait);
 
 	poll_wait(fp, &dev->wait_frame, wait);
 

drivers/media/usb/tm6000/tm6000-video.c

@@ -1423,13 +1423,13 @@ tm6000_read(struct file *file, char __user *data, size_t count, loff_t *pos)
 	return 0;
 }
 
-static unsigned int
+static __poll_t
 __tm6000_poll(struct file *file, struct poll_table_struct *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct tm6000_fh        *fh = file->private_data;
 	struct tm6000_buffer    *buf;
-	int res = 0;
+	__poll_t res = 0;
 
 	if (v4l2_event_pending(&fh->fh))
 		res = POLLPRI;
@@ -1457,11 +1457,11 @@ __tm6000_poll(struct file *file, struct poll_table_struct *wait)
 	return res;
 }
 
-static unsigned int tm6000_poll(struct file *file, struct poll_table_struct *wait)
+static __poll_t tm6000_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct tm6000_fh *fh = file->private_data;
 	struct tm6000_core *dev = fh->dev;
-	unsigned int res;
+	__poll_t res;
 
 	mutex_lock(&dev->lock);
 	res = __tm6000_poll(file, wait);

drivers/media/usb/uvc/uvc_queue.c

@@ -340,10 +340,10 @@ unsigned long uvc_queue_get_unmapped_area(struct uvc_video_queue *queue,
 }
 #endif
 
-unsigned int uvc_queue_poll(struct uvc_video_queue *queue, struct file *file,
+__poll_t uvc_queue_poll(struct uvc_video_queue *queue, struct file *file,
 			    poll_table *wait)
 {
-	unsigned int ret;
+	__poll_t ret;
 
 	mutex_lock(&queue->mutex);
 	ret = vb2_poll(&queue->queue, file, wait);

drivers/media/usb/uvc/uvc_v4l2.c

@@ -1423,7 +1423,7 @@ static int uvc_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
 	return uvc_queue_mmap(&stream->queue, vma);
 }
 
-static unsigned int uvc_v4l2_poll(struct file *file, poll_table *wait)
+static __poll_t uvc_v4l2_poll(struct file *file, poll_table *wait)
 {
 	struct uvc_fh *handle = file->private_data;
 	struct uvc_streaming *stream = handle->stream;

drivers/media/usb/uvc/uvcvideo.h

@@ -678,7 +678,7 @@ extern struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue,
 		struct uvc_buffer *buf);
 extern int uvc_queue_mmap(struct uvc_video_queue *queue,
 		struct vm_area_struct *vma);
-extern unsigned int uvc_queue_poll(struct uvc_video_queue *queue,
+extern __poll_t uvc_queue_poll(struct uvc_video_queue *queue,
 		struct file *file, poll_table *wait);
 #ifndef CONFIG_MMU
 extern unsigned long uvc_queue_get_unmapped_area(struct uvc_video_queue *queue,

drivers/media/usb/zr364xx/zr364xx.c

@@ -1287,12 +1287,12 @@ static int zr364xx_mmap(struct file *file, struct vm_area_struct *vma)
 	return ret;
 }
 
-static unsigned int zr364xx_poll(struct file *file,
+static __poll_t zr364xx_poll(struct file *file,
 			       struct poll_table_struct *wait)
 {
 	struct zr364xx_camera *cam = video_drvdata(file);
 	struct videobuf_queue *q = &cam->vb_vidq;
-	unsigned res = v4l2_ctrl_poll(file, wait);
+	__poll_t res = v4l2_ctrl_poll(file, wait);
 
 	_DBG("%s\n", __func__);
 

drivers/media/v4l2-core/v4l2-ctrls.c

@@ -3457,7 +3457,7 @@ int v4l2_ctrl_subdev_subscribe_event(struct v4l2_subdev *sd, struct v4l2_fh *fh,
 }
 EXPORT_SYMBOL(v4l2_ctrl_subdev_subscribe_event);
 
-unsigned int v4l2_ctrl_poll(struct file *file, struct poll_table_struct *wait)
+__poll_t v4l2_ctrl_poll(struct file *file, struct poll_table_struct *wait)
 {
 	struct v4l2_fh *fh = file->private_data;
 

drivers/media/v4l2-core/v4l2-dev.c

@@ -331,7 +331,7 @@ static ssize_t v4l2_write(struct file *filp, const char __user *buf,
 	return ret;
 }
 
-static unsigned int v4l2_poll(struct file *filp, struct poll_table_struct *poll)
+static __poll_t v4l2_poll(struct file *filp, struct poll_table_struct *poll)
 {
 	struct video_device *vdev = video_devdata(filp);
 	__poll_t res = POLLERR | POLLHUP;

drivers/media/v4l2-core/v4l2-mem2mem.c

@@ -498,14 +498,14 @@ int v4l2_m2m_streamoff(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_streamoff);
 
-unsigned int v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
+__poll_t v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 			   struct poll_table_struct *wait)
 {
 	struct video_device *vfd = video_devdata(file);
 	__poll_t req_events = poll_requested_events(wait);
 	struct vb2_queue *src_q, *dst_q;
 	struct vb2_buffer *src_vb = NULL, *dst_vb = NULL;
-	unsigned int rc = 0;
+	__poll_t rc = 0;
 	unsigned long flags;
 
 	if (test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags)) {
@@ -792,11 +792,11 @@ int v4l2_m2m_fop_mmap(struct file *file, struct vm_area_struct *vma)
 }
 EXPORT_SYMBOL_GPL(v4l2_m2m_fop_mmap);
 
-unsigned int v4l2_m2m_fop_poll(struct file *file, poll_table *wait)
+__poll_t v4l2_m2m_fop_poll(struct file *file, poll_table *wait)
 {
 	struct v4l2_fh *fh = file->private_data;
 	struct v4l2_m2m_ctx *m2m_ctx = fh->m2m_ctx;
-	unsigned int ret;
+	__poll_t ret;
 
 	if (m2m_ctx->q_lock)
 		mutex_lock(m2m_ctx->q_lock);

drivers/media/v4l2-core/v4l2-subdev.c

@@ -469,7 +469,7 @@ static long subdev_compat_ioctl32(struct file *file, unsigned int cmd,
 }
 #endif
 
-static unsigned int subdev_poll(struct file *file, poll_table *wait)
+static __poll_t subdev_poll(struct file *file, poll_table *wait)
 {
 	struct video_device *vdev = video_devdata(file);
 	struct v4l2_subdev *sd = vdev_to_v4l2_subdev(vdev);

drivers/media/v4l2-core/videobuf-core.c

@@ -1118,13 +1118,13 @@ done:
 }
 EXPORT_SYMBOL_GPL(videobuf_read_stream);
 
-unsigned int videobuf_poll_stream(struct file *file,
+__poll_t videobuf_poll_stream(struct file *file,
 				  struct videobuf_queue *q,
 				  poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);
 	struct videobuf_buffer *buf = NULL;
-	unsigned int rc = 0;
+	__poll_t rc = 0;
 
 	videobuf_queue_lock(q);
 	if (q->streaming) {

drivers/media/v4l2-core/videobuf2-core.c

@@ -2018,7 +2018,7 @@ void vb2_core_queue_release(struct vb2_queue *q)
 }
 EXPORT_SYMBOL_GPL(vb2_core_queue_release);
 
-unsigned int vb2_core_poll(struct vb2_queue *q, struct file *file,
+__poll_t vb2_core_poll(struct vb2_queue *q, struct file *file,
 		poll_table *wait)
 {
 	__poll_t req_events = poll_requested_events(wait);

drivers/media/v4l2-core/videobuf2-v4l2.c

@@ -671,11 +671,11 @@ void vb2_queue_release(struct vb2_queue *q)
 }
 EXPORT_SYMBOL_GPL(vb2_queue_release);
 
-unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait)
+__poll_t vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait)
 {
 	struct video_device *vfd = video_devdata(file);
 	__poll_t req_events = poll_requested_events(wait);
-	unsigned int res = 0;
+	__poll_t res = 0;
 
 	if (test_bit(V4L2_FL_USES_V4L2_FH, &vfd->flags)) {
 		struct v4l2_fh *fh = file->private_data;
@@ -904,12 +904,12 @@ exit:
 }
 EXPORT_SYMBOL_GPL(vb2_fop_read);
 
-unsigned int vb2_fop_poll(struct file *file, poll_table *wait)
+__poll_t vb2_fop_poll(struct file *file, poll_table *wait)
 {
 	struct video_device *vdev = video_devdata(file);
 	struct vb2_queue *q = vdev->queue;
 	struct mutex *lock = q->lock ? q->lock : vdev->lock;
-	unsigned res;
+	__poll_t res;
 	void *fileio;
 
 	/*

drivers/staging/media/atomisp/pci/atomisp2/atomisp_fops.c

@@ -1255,7 +1255,7 @@ static int atomisp_file_mmap(struct file *file, struct vm_area_struct *vma)
 	return videobuf_mmap_mapper(&pipe->outq, vma);
 }
 
-static unsigned int atomisp_poll(struct file *file,
+static __poll_t atomisp_poll(struct file *file,
 				 struct poll_table_struct *pt)
 {
 	struct video_device *vdev = video_devdata(file);

drivers/staging/media/bcm2048/radio-bcm2048.c

@@ -2174,11 +2174,11 @@ static int bcm2048_fops_release(struct file *file)
 	return 0;
 }
 
-static unsigned int bcm2048_fops_poll(struct file *file,
+static __poll_t bcm2048_fops_poll(struct file *file,
 				      struct poll_table_struct *pts)
 {
 	struct bcm2048_device *bdev = video_drvdata(file);
-	int retval = 0;
+	__poll_t retval = 0;
 
 	poll_wait(file, &bdev->read_queue, pts);
 

drivers/staging/media/davinci_vpfe/vpfe_video.c

@@ -573,7 +573,7 @@ static int vpfe_mmap(struct file *file, struct vm_area_struct *vma)
 /*
  * vpfe_poll() - It is used for select/poll system call
  */
-static unsigned int vpfe_poll(struct file *file, poll_table *wait)
+static __poll_t vpfe_poll(struct file *file, poll_table *wait)
 {
 	struct vpfe_video_device *video = video_drvdata(file);
 	struct vpfe_device *vpfe_dev = video->vpfe_dev;

drivers/staging/media/lirc/lirc_zilog.c

@@ -1197,12 +1197,12 @@ static ssize_t write(struct file *filep, const char __user *buf, size_t n,
 }
 
 /* copied from lirc_dev */
-static unsigned int poll(struct file *filep, poll_table *wait)
+static __poll_t poll(struct file *filep, poll_table *wait)
 {
 	struct IR *ir = lirc_get_pdata(filep);
 	struct IR_rx *rx;
 	struct lirc_buffer *rbuf = ir->l->buf;
-	unsigned int ret;
+	__poll_t ret;
 
 	dev_dbg(ir->dev, "%s called\n", __func__);
 

drivers/staging/media/omap4iss/iss_video.c

@@ -1185,7 +1185,7 @@ static int iss_video_release(struct file *file)
 	return 0;
 }
 
-static unsigned int iss_video_poll(struct file *file, poll_table *wait)
+static __poll_t iss_video_poll(struct file *file, poll_table *wait)
 {
 	struct iss_video_fh *vfh = to_iss_video_fh(file->private_data);
 

drivers/usb/gadget/function/uvc_queue.c

@@ -193,7 +193,7 @@ int uvcg_dequeue_buffer(struct uvc_video_queue *queue, struct v4l2_buffer *buf,
  * This function implements video queue polling and is intended to be used by
  * the device poll handler.
  */
-unsigned int uvcg_queue_poll(struct uvc_video_queue *queue, struct file *file,
+__poll_t uvcg_queue_poll(struct uvc_video_queue *queue, struct file *file,
 			     poll_table *wait)
 {
 	return vb2_poll(&queue->queue, file, wait);

drivers/usb/gadget/function/uvc_queue.h

@@ -72,7 +72,7 @@ int uvcg_queue_buffer(struct uvc_video_queue *queue, struct v4l2_buffer *buf);
 int uvcg_dequeue_buffer(struct uvc_video_queue *queue,
 			struct v4l2_buffer *buf, int nonblocking);
 
-unsigned int uvcg_queue_poll(struct uvc_video_queue *queue,
+__poll_t uvcg_queue_poll(struct uvc_video_queue *queue,
 			     struct file *file, poll_table *wait);
 
 int uvcg_queue_mmap(struct uvc_video_queue *queue, struct vm_area_struct *vma);

drivers/usb/gadget/function/uvc_v4l2.c

@@ -329,7 +329,7 @@ uvc_v4l2_mmap(struct file *file, struct vm_area_struct *vma)
 	return uvcg_queue_mmap(&uvc->video.queue, vma);
 }
 
-static unsigned int
+static __poll_t
 uvc_v4l2_poll(struct file *file, poll_table *wait)
 {
 	struct video_device *vdev = video_devdata(file);

include/media/lirc_dev.h

@@ -185,7 +185,7 @@ void *lirc_get_pdata(struct file *file);
  */
 int lirc_dev_fop_open(struct inode *inode, struct file *file);
 int lirc_dev_fop_close(struct inode *inode, struct file *file);
-unsigned int lirc_dev_fop_poll(struct file *file, poll_table *wait);
+__poll_t lirc_dev_fop_poll(struct file *file, poll_table *wait);
 long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
 ssize_t lirc_dev_fop_read(struct file *file, char __user *buffer, size_t length,
 			  loff_t *ppos);

include/media/v4l2-ctrls.h

@@ -1037,7 +1037,7 @@ int v4l2_ctrl_subscribe_event(struct v4l2_fh *fh,
  * @file: pointer to struct file
  * @wait: pointer to struct poll_table_struct
  */
-unsigned int v4l2_ctrl_poll(struct file *file, struct poll_table_struct *wait);
+__poll_t v4l2_ctrl_poll(struct file *file, struct poll_table_struct *wait);
 
 /* Helpers for ioctl_ops */
 

include/media/v4l2-mem2mem.h

@@ -297,7 +297,7 @@ int v4l2_m2m_streamoff(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
  * indicate that a non-blocking write can be performed, while read will be
  * returned in case of the destination queue.
  */
-unsigned int v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
+__poll_t v4l2_m2m_poll(struct file *file, struct v4l2_m2m_ctx *m2m_ctx,
 			   struct poll_table_struct *wait);
 
 /**
@@ -601,7 +601,7 @@ int v4l2_m2m_ioctl_streamon(struct file *file, void *fh,
 int v4l2_m2m_ioctl_streamoff(struct file *file, void *fh,
 				enum v4l2_buf_type type);
 int v4l2_m2m_fop_mmap(struct file *file, struct vm_area_struct *vma);
-unsigned int v4l2_m2m_fop_poll(struct file *file, poll_table *wait);
+__poll_t v4l2_m2m_fop_poll(struct file *file, poll_table *wait);
 
 #endif /* _MEDIA_V4L2_MEM2MEM_H */
 

include/media/videobuf-core.h

@@ -219,7 +219,7 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q,
 ssize_t videobuf_read_one(struct videobuf_queue *q,
 			  char __user *data, size_t count, loff_t *ppos,
 			  int nonblocking);
-unsigned int videobuf_poll_stream(struct file *file,
+__poll_t videobuf_poll_stream(struct file *file,
 				  struct videobuf_queue *q,
 				  poll_table *wait);
 

include/media/videobuf2-core.h

@@ -871,7 +871,7 @@ unsigned long vb2_get_unmapped_area(struct vb2_queue *q,
  * The return values from this function are intended to be directly returned
  * from poll handler in driver.
  */
-unsigned int vb2_core_poll(struct vb2_queue *q, struct file *file,
+__poll_t vb2_core_poll(struct vb2_queue *q, struct file *file,
 			   poll_table *wait);
 
 size_t vb2_read(struct vb2_queue *q, char __user *data, size_t count,

include/media/videobuf2-v4l2.h

@@ -226,8 +226,7 @@ void vb2_queue_release(struct vb2_queue *q);
  * The return values from this function are intended to be directly returned
  * from poll handler in driver.
  */
-unsigned int vb2_poll(struct vb2_queue *q, struct file *file,
-		      poll_table *wait);
+__poll_t vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait);
 
 /*
  * The following functions are not part of the vb2 core API, but are simple
@@ -262,7 +261,7 @@ ssize_t vb2_fop_write(struct file *file, const char __user *buf,
 		size_t count, loff_t *ppos);
 ssize_t vb2_fop_read(struct file *file, char __user *buf,
 		size_t count, loff_t *ppos);
-unsigned int vb2_fop_poll(struct file *file, poll_table *wait);
+__poll_t vb2_fop_poll(struct file *file, poll_table *wait);
 #ifndef CONFIG_MMU
 unsigned long vb2_fop_get_unmapped_area(struct file *file, unsigned long addr,
 		unsigned long len, unsigned long pgoff, unsigned long flags);