Re: [PATCH v1 10/18] media: hantro: Add helper functions for buffer information

Ezequiel Garcia
2021-02-17T20:33:45Z

Hi Benjamin,

On Wed, 2021-02-17 at 09:02 +0100, Benjamin Gaignard wrote:
> Add help functions to retrieve buffer address and size.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
> Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
> ---
>  drivers/staging/media/hantro/hantro.h | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
>
> diff --git a/drivers/staging/media/hantro/hantro.h b/drivers/staging/media/hantro/hantro.h
> index 2523c0d010df..a9b80b2c9124 100644
> --- a/drivers/staging/media/hantro/hantro.h
> +++ b/drivers/staging/media/hantro/hantro.h
> @@ -430,6 +430,22 @@ hantro_get_dec_buf_addr(struct hantro_ctx *ctx, struct vb2_buffer *vb)
>         return vb2_dma_contig_plane_dma_addr(vb, 0);
>  }
>
> +static inline size_t
> +hantro_get_dec_buf_size(struct hantro_ctx *ctx, struct vb2_buffer *vb)
> +{
> +       if (hantro_needs_postproc(ctx, ctx->vpu_dst_fmt))
> +               return ctx->postproc.dec_q[vb->index].size;
> +       return vb2_plane_size(vb, 0);
> +}
> +
> +static inline void *
> +hantro_get_dec_buf(struct hantro_ctx *ctx, struct vb2_buffer *vb)
> +{
> +       if (hantro_needs_postproc(ctx, ctx->vpu_dst_fmt))
> +               return ctx->postproc.dec_q[vb->index].cpu;
> +       return vb2_plane_vaddr(vb, 0);
> +}
> +

It may sound like a nitpick but I think you could just squash this
change where it's needed. That way it's easier to review and
see why this was added.

Thanks,
Ezequiel