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fthd/v4l2: Fix queue setup because of API changes

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We also remove the multiple plane support from queue setup. This will
need to be fixed up again to support planar formats.

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
This commit is contained in:
Patrik Jakobsson
2016-04-29 01:49:51 +02:00
parent 8cc44d67f3
commit 7d5e66fef7
1 changed files with 4 additions and 13 deletions
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17
fthd_v4l2.c
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@@ -41,31 +41,22 @@
#define FTHD_NUM_FORMATS 2 /* NV16 is disabled for now */
static int fthd_buffer_queue_setup(struct vb2_queue *vq,
const struct v4l2_format *fmt,
unsigned int *nbuffers, unsigned int *nplanes,
unsigned int sizes[], void *alloc_ctxs[])
{
struct fthd_private *dev_priv = vb2_get_drv_priv(vq);
struct v4l2_pix_format *cur_fmt = &dev_priv->fmt.fmt;
int i, total_size = 0;
*nplanes = dev_priv->fmt.planes;
if (!*nplanes)
return -EINVAL;
/* FIXME: We assume single plane format here but not below */
if (fmt && fmt->fmt.pix.sizeimage <
(cur_fmt->bytesperline * cur_fmt->height))
return -EINVAL;
/* FIXME: We assume 1 plane format here */
sizes[0] = cur_fmt->sizeimage;
alloc_ctxs[0] = dev_priv->alloc_ctx;
for (i = 0; i < *nplanes; i++) {
sizes[i] = cur_fmt->sizeimage;
alloc_ctxs[i] = dev_priv->alloc_ctx;
total_size += sizes[i];
}
*nbuffers = (4096 * 4096) / total_size;
*nbuffers = (4096 * 4096) / sizes[0];
if (*nbuffers > 4)
*nbuffers = 4;
if (*nbuffers <= 1)