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[media] coda: improve allocation error messages

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Produce some error messages when internal buffer allocation
fails, for example because the CMA region is too small.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Philipp Zabel 2014-08-05 14:00:16 -03:00 committed by Mauro Carvalho Chehab
parent d60b18ba31
commit 68fc31c5d2
2 changed files with 8 additions and 2 deletions
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4
drivers/media/platform/coda/coda-bit.c
View File

@ -1378,8 +1378,10 @@ static int __coda_start_decoding(struct coda_ctx *ctx)
}
ret = coda_alloc_framebuffers(ctx, q_data_dst, src_fourcc);
if (ret < 0)
if (ret < 0) {
v4l2_err(&dev->v4l2_dev, "failed to allocate framebuffers\n");
return ret;
}
/* Tell the decoder how many frame buffers we allocated. */
coda_write(dev, ctx->num_internal_frames, CODA_CMD_SET_FRAME_BUF_NUM);

6
drivers/media/platform/coda/coda-common.c
View File

@ -971,8 +971,12 @@ int coda_alloc_aux_buf(struct coda_dev *dev, struct coda_aux_buf *buf,
{
buf->vaddr = dma_alloc_coherent(&dev->plat_dev->dev, size, &buf->paddr,
GFP_KERNEL);
if (!buf->vaddr)
if (!buf->vaddr) {
v4l2_err(&dev->v4l2_dev,
"Failed to allocate %s buffer of size %u\n",
name, size);
return -ENOMEM;
}
buf->size = size;