The v4l2-ioctl core only allows buffer types for which the corresponding
->vidioc_try_fmt_xxx() methods are defined to be used with
vidioc_(q|dq|query)bufs(), vidioc_reqbufs() and now vidioc_(s|g)_parm.
This driver only defines ->vidioc_try_fmt_vid_cap() so only VIDEO_CAPTURE
buffers are allowed to be used with vidioc_g_parm(), vidioc_qbuf(),
vidioc_dqbuf(), and vidioc_reqbufs().
Cc: Jaime Velasco Juan <jsagarribay@gmail.com>
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
if (dev == NULL)
return -ENODEV;
if (dev == NULL)
return -ENODEV;
- if (rb->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
if (rb->memory != V4L2_MEMORY_MMAP)
return -EINVAL;
if (is_streaming(dev)
if (rb->memory != V4L2_MEMORY_MMAP)
return -EINVAL;
if (is_streaming(dev)
struct stk_camera *dev = priv;
struct stk_sio_buffer *sbuf;
unsigned long flags;
struct stk_camera *dev = priv;
struct stk_sio_buffer *sbuf;
unsigned long flags;
- if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
if (buf->memory != V4L2_MEMORY_MMAP)
return -EINVAL;
if (buf->memory != V4L2_MEMORY_MMAP)
return -EINVAL;
unsigned long flags;
int ret;
unsigned long flags;
int ret;
- if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE
- || !is_streaming(dev))
+ if (!is_streaming(dev))
return -EINVAL;
if (filp->f_flags & O_NONBLOCK && list_empty(&dev->sio_full))
return -EINVAL;
if (filp->f_flags & O_NONBLOCK && list_empty(&dev->sio_full))
static int stk_vidioc_g_parm(struct file *filp,
void *priv, struct v4l2_streamparm *sp)
{
static int stk_vidioc_g_parm(struct file *filp,
void *priv, struct v4l2_streamparm *sp)
{
- if (sp->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
-
/*FIXME This is not correct */
sp->parm.capture.timeperframe.numerator = 1;
sp->parm.capture.timeperframe.denominator = 30;
/*FIXME This is not correct */
sp->parm.capture.timeperframe.numerator = 1;
sp->parm.capture.timeperframe.denominator = 30;