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Commit e9e5cf47 authored by Andy Walls's avatar Andy Walls Committed by Mauro Carvalho Chehab
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V4L/DVB: cx23885: Add a VIDIOC_LOG_STATUS ioctl function for analog video devices 



Add a simple log_status function for raw analog video capture device nodes,
to provide insight into the state of the CX2388[578] A/V decoder core.

Signed-off-by: default avatarAndy Walls <awalls@md.metrocast.net>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent ebbeb460

drivers/media/video/cx23885/cx23885-video.c

+16 −0
Original line number Diff line number Diff line
@@ -1205,6 +1205,21 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i) 
	return 0;

}



static int vidioc_log_status(struct file *file, void *priv)

{

	struct cx23885_fh  *fh  = priv;

	struct cx23885_dev *dev = fh->dev;



	printk(KERN_INFO

		"%s/0: ============  START LOG STATUS  ============\n",

	       dev->name);

	call_all(dev, core, log_status);

	printk(KERN_INFO

		"%s/0: =============  END LOG STATUS  =============\n",

	       dev->name);

	return 0;

}



static int vidioc_queryctrl(struct file *file, void *priv,

				struct v4l2_queryctrl *qctrl)

{
@@ -1410,6 +1425,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = { 
	.vidioc_enum_input    = vidioc_enum_input,

	.vidioc_g_input       = vidioc_g_input,

	.vidioc_s_input       = vidioc_s_input,

	.vidioc_log_status    = vidioc_log_status,

	.vidioc_queryctrl     = vidioc_queryctrl,

	.vidioc_g_ctrl        = vidioc_g_ctrl,

	.vidioc_s_ctrl        = vidioc_s_ctrl,