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Commit 8b811cf0 authored by Douglas Landgraf's avatar Douglas Landgraf Committed by Mauro Carvalho Chehab
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V4L/DVB (5539): Radio-rtrack2.c Added VIDIOC_[GS]_AUDIO and VIDIOC_[S|G]_INPUT 



Implements VIDIOC_[GS]_AUDIO and VIDIOC_[S|G]_INPUT on radio-rtrack2

Signed-off-by: default avatarDouglas Schilling Landgraf <dougsland@gmail.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent ec709bb8

drivers/media/radio/radio-rtrack2.c

+36 −0
Original line number Diff line number Diff line
@@ -249,6 +249,38 @@ static int vidioc_s_ctrl(struct file *file, void *priv, 
	return -EINVAL;

}



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

				struct v4l2_audio *a)

{

	if (a->index > 1)

		return -EINVAL;



	strcpy(a->name, "Radio");

	a->capability = V4L2_AUDCAP_STEREO;

	return 0;

}



static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)

{

	*i = 0;

	return 0;

}



static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)

{

	if (i != 0)

		return -EINVAL;

	return 0;

}



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

				struct v4l2_audio *a)

{

	if (a->index != 0)

		return -EINVAL;

	return 0;

}



static struct rt_device rtrack2_unit;



static const struct file_operations rtrack2_fops = {
@@ -275,6 +307,10 @@ static struct video_device rtrack2_radio= 
	.vidioc_queryctrl   = vidioc_queryctrl,

	.vidioc_g_ctrl      = vidioc_g_ctrl,

	.vidioc_s_ctrl      = vidioc_s_ctrl,

	.vidioc_g_audio     = vidioc_g_audio,

	.vidioc_s_audio     = vidioc_s_audio,

	.vidioc_g_input     = vidioc_g_input,

	.vidioc_s_input     = vidioc_s_input,

};



static int __init rtrack2_init(void)