Hi,
Does it right to use CONFIG_HAVE_GENERIC_DMA_COHERENT?
it defined at init/Kconfig
config HAVE_GENERIC_DMA_COHERENT
bool
default n
and use at C file or header file as CONFIG_ prefix?
e.g., include/asm-generic/dma-coherent.h:#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
Thank you,
Kyungmin Park
On 11/27/12, Prabhakar Lad <prabhakar.csengg@xxxxxxxxx> wrote:
> From: Lad, Prabhakar <prabhakar.lad@xxxxxx>
>
> from commit 93049b9368a2e257ace66252ab2cc066f3399cad, which adds
> a check HAVE_GENERIC_DMA_COHERENT for dma ops, the check was wrongly
> made it should have been HAVE_GENERIC_DMA_COHERENT but it was
> CONFIG_HAVE_GENERIC_DMA_COHERENT.
> This patch fixes the typo, which was causing following build error:
>
> videobuf2-dma-contig.c:743: error: 'vb2_dc_get_dmabuf' undeclared here (not
> in a function)
> make[3]: *** [drivers/media/v4l2-core/videobuf2-dma-contig.o] Error 1
>
> Signed-off-by: Lad, Prabhakar <prabhakar.lad@xxxxxx>
> Signed-off-by: Manjunath Hadli <manjunath.hadli@xxxxxx>
> ---
> drivers/media/v4l2-core/videobuf2-dma-contig.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c
> b/drivers/media/v4l2-core/videobuf2-dma-contig.c
> index 5729450..dfea692 100644
> --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c
> +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c
> @@ -739,7 +739,7 @@ static void *vb2_dc_attach_dmabuf(void *alloc_ctx,
> struct dma_buf *dbuf,
> const struct vb2_mem_ops vb2_dma_contig_memops = {
> .alloc = vb2_dc_alloc,
> .put = vb2_dc_put,
> -#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT
> +#ifdef HAVE_GENERIC_DMA_COHERENT
> .get_dmabuf = vb2_dc_get_dmabuf,
> #endif
> .cookie = vb2_dc_cookie,
> --
> 1.7.0.4
>
> --
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