From 65fe42d6054bb84c4abc4168310bd5d7c462456e Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Tue, 12 Feb 2013 08:26:59 -0300 Subject: [PATCH] [media] hdpvr: add prio and control event support Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- drivers/media/usb/hdpvr/hdpvr-video.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/drivers/media/usb/hdpvr/hdpvr-video.c b/drivers/media/usb/hdpvr/hdpvr-video.c index 4bbcf48..e30ece2 100644 --- a/drivers/media/usb/hdpvr/hdpvr-video.c +++ b/drivers/media/usb/hdpvr/hdpvr-video.c @@ -24,6 +24,7 @@ #include #include #include +#include #include "hdpvr.h" #define BULK_URB_TIMEOUT 90 /* 0.09 seconds */ @@ -479,16 +480,15 @@ err: static unsigned int hdpvr_poll(struct file *filp, poll_table *wait) { + unsigned long req_events = poll_requested_events(wait); struct hdpvr_buffer *buf = NULL; struct hdpvr_device *dev = video_drvdata(filp); - unsigned int mask = 0; + unsigned int mask = v4l2_ctrl_poll(filp, wait); - mutex_lock(&dev->io_mutex); + if (!(req_events & (POLLIN | POLLRDNORM))) + return mask; - if (!video_is_registered(dev->video_dev)) { - mutex_unlock(&dev->io_mutex); - return -EIO; - } + mutex_lock(&dev->io_mutex); if (dev->status == STATUS_IDLE) { if (hdpvr_start_streaming(dev)) { @@ -880,10 +880,13 @@ static const struct v4l2_ioctl_ops hdpvr_ioctl_ops = { .vidioc_enumaudio = vidioc_enumaudio, .vidioc_g_audio = vidioc_g_audio, .vidioc_s_audio = vidioc_s_audio, - .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, - .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, + .vidioc_enum_fmt_vid_cap= vidioc_enum_fmt_vid_cap, + .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, .vidioc_encoder_cmd = vidioc_encoder_cmd, .vidioc_try_encoder_cmd = vidioc_try_encoder_cmd, + .vidioc_log_status = v4l2_ctrl_log_status, + .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, + .vidioc_unsubscribe_event = v4l2_event_unsubscribe, }; static void hdpvr_device_release(struct video_device *vdev) @@ -1008,6 +1011,7 @@ int hdpvr_register_videodev(struct hdpvr_device *dev, struct device *parent, strcpy(dev->video_dev->name, "Hauppauge HD PVR"); dev->video_dev->v4l2_dev = &dev->v4l2_dev; video_set_drvdata(dev->video_dev, dev); + set_bit(V4L2_FL_USE_FH_PRIO, &dev->video_dev->flags); res = video_register_device(dev->video_dev, VFL_TYPE_GRABBER, devnum); if (res < 0) { -- 2.7.4