From 68fc31c5d29690685476ea3fbc7da8876f227792 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 5 Aug 2014 14:00:16 -0300 Subject: [PATCH] [media] coda: improve allocation error messages Produce some error messages when internal buffer allocation fails, for example because the CMA region is too small. Signed-off-by: Philipp Zabel Signed-off-by: Kamil Debski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/coda/coda-bit.c | 4 +++- drivers/media/platform/coda/coda-common.c | 6 +++++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index fddd10d53558..529cc3e8acb0 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -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); diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index 73114529b2c4..0f8a2c970405 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -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; -- 2.20.1