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[RFC,4/6] radio-miropcm20: add prio and control event support.

Message ID 77cefca73dd889289e2e06145eaccba56561cbbe.1359557431.git.hans.verkuil@cisco.com (mailing list archive)
State New, archived
Headers show

Commit Message

Hans Verkuil Jan. 30, 2013, 2:54 p.m. UTC 
From: Hans Verkuil <hans.verkuil@cisco.com>

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
---
 drivers/media/radio/radio-miropcm20.c |    9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/drivers/media/radio/radio-miropcm20.c b/drivers/media/radio/radio-miropcm20.c
index 061ebcf..4ac813c 100644
--- a/drivers/media/radio/radio-miropcm20.c
+++ b/drivers/media/radio/radio-miropcm20.c
@@ -18,6 +18,8 @@ 
 #include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-ctrls.h>
+#include <media/v4l2-fh.h>
+#include <media/v4l2-event.h>
 #include <sound/aci.h>
 
 static int radio_nr = -1;
@@ -75,6 +77,9 @@  static int pcm20_setfreq(struct pcm20 *dev, unsigned long freq)
 
 static const struct v4l2_file_operations pcm20_fops = {
 	.owner		= THIS_MODULE,
+	.open		= v4l2_fh_open,
+	.poll		= v4l2_ctrl_poll,
+	.release	= v4l2_fh_release,
 	.unlocked_ioctl	= video_ioctl2,
 };
 
@@ -158,6 +163,9 @@  static const struct v4l2_ioctl_ops pcm20_ioctl_ops = {
 	.vidioc_s_tuner     = vidioc_s_tuner,
 	.vidioc_g_frequency = vidioc_g_frequency,
 	.vidioc_s_frequency = vidioc_s_frequency,
+	.vidioc_log_status  = v4l2_ctrl_log_status,
+	.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
 };
 
 static const struct v4l2_ctrl_ops pcm20_ctrl_ops = {
@@ -202,6 +210,7 @@  static int __init pcm20_init(void)
 	dev->vdev.ioctl_ops = &pcm20_ioctl_ops;
 	dev->vdev.release = video_device_release_empty;
 	dev->vdev.lock = &dev->lock;
+	set_bit(V4L2_FL_USE_FH_PRIO, &dev->vdev.flags);
 	video_set_drvdata(&dev->vdev, dev);
 
 	if (video_register_device(&dev->vdev, VFL_TYPE_RADIO, radio_nr) < 0)