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V4L/DVB (13024): go7007: Implement vidioc_g_std and vidioc_querystd

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Implemented the vidio_g_std and vidio_querystd ioctls.

Signed-off-by: Pete Eberlein <pete@sensoray.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Pete Eberlein 2009-09-18 21:59:29 -03:00 committed by Mauro Carvalho Chehab
parent f4135b69cf
commit bb871652d9
1 changed files with 35 additions and 17 deletions
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52
drivers/staging/go7007/go7007-v4l2.c
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@ -1110,6 +1110,24 @@ static int vidioc_enum_frameintervals(struct file *filp, void *priv,
return 0;
}
static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *std)
{
struct go7007 *go = ((struct go7007_file *) priv)->go;
switch (go->standard) {
case GO7007_STD_NTSC:
*std = V4L2_STD_NTSC;
break;
case GO7007_STD_PAL:
*std = V4L2_STD_PAL;
break;
default:
return -EINVAL;
}
return 0;
}
static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
{
struct go7007 *go = ((struct go7007_file *) priv)->go;
@ -1154,24 +1172,22 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
return 0;
}
#if 0
case VIDIOC_QUERYSTD:
{
v4l2_std_id *std = arg;
static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *std)
{
struct go7007 *go = ((struct go7007_file *) priv)->go;
if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) &&
go->input == go->board_info->num_inputs - 1) {
if (!go->i2c_adapter_online)
return -EIO;
i2c_clients_command(&go->i2c_adapter,
VIDIOC_QUERYSTD, arg);
} else if (go->board_info->sensor_flags & GO7007_SENSOR_TV)
*std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
else
*std = 0;
return 0;
}
#endif
if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) &&
go->input == go->board_info->num_inputs - 1) {
if (!go->i2c_adapter_online)
return -EIO;
i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYSTD, std);
} else if (go->board_info->sensor_flags & GO7007_SENSOR_TV)
*std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
else
*std = 0;
return 0;
}
static int vidioc_enum_input(struct file *file, void *priv,
struct v4l2_input *inp)
@ -1768,7 +1784,9 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_querybuf = vidioc_querybuf,
.vidioc_qbuf = vidioc_qbuf,
.vidioc_dqbuf = vidioc_dqbuf,
.vidioc_g_std = vidioc_g_std,
.vidioc_s_std = vidioc_s_std,
.vidioc_querystd = vidioc_querystd,
.vidioc_enum_input = vidioc_enum_input,
.vidioc_g_input = vidioc_g_input,
.vidioc_s_input = vidioc_s_input,