diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2012-03-21 15:03:21 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-05-15 23:08:22 +0400 |
| commit | 2b61d46e2c44568886bc099f8085aefc7107e372 (patch) | |
| tree | e948595df69c6e9ad5c22a3bc00e93fb0a8ef93d /drivers/media/video/atmel-isi.c | |
| parent | 584943aa0692fea9ec3356c7d4677dd7a225cdef (diff) | |
| download | linux-2b61d46e2c44568886bc099f8085aefc7107e372.tar.xz | |
[media] soc_camera: Use soc_camera_device::sizeimage to compute buffer sizes
Instead of computing the buffer size manually in the videobuf queue
setup and buffer prepare callbacks, use the previously negotiated
soc_camera_device::sizeimage value.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/atmel-isi.c')
| -rw-r--r-- | drivers/media/video/atmel-isi.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/media/video/atmel-isi.c b/drivers/media/video/atmel-isi.c index ec3f6a06f9c3..d58491b897ca 100644 --- a/drivers/media/video/atmel-isi.c +++ b/drivers/media/video/atmel-isi.c @@ -260,7 +260,7 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, struct soc_camera_host *ici = to_soc_camera_host(icd->parent); struct atmel_isi *isi = ici->priv; unsigned long size; - int ret, bytes_per_line; + int ret; /* Reset ISI */ ret = atmel_isi_wait_status(isi, WAIT_ISI_RESET); @@ -271,13 +271,7 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt, /* Disable all interrupts */ isi_writel(isi, ISI_INTDIS, ~0UL); - bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, - icd->current_fmt->host_fmt); - - if (bytes_per_line < 0) - return bytes_per_line; - - size = bytes_per_line * icd->user_height; + size = icd->sizeimage; if (!*nbuffers || *nbuffers > MAX_BUFFER_NUM) *nbuffers = MAX_BUFFER_NUM; @@ -316,13 +310,8 @@ static int buffer_prepare(struct vb2_buffer *vb) struct atmel_isi *isi = ici->priv; unsigned long size; struct isi_dma_desc *desc; - int bytes_per_line = soc_mbus_bytes_per_line(icd->user_width, - icd->current_fmt->host_fmt); - - if (bytes_per_line < 0) - return bytes_per_line; - size = bytes_per_line * icd->user_height; + size = icd->sizeimage; if (vb2_plane_size(vb, 0) < size) { dev_err(icd->parent, "%s data will not fit into plane (%lu < %lu)\n", |