Re: [PATCH v2] media: mtk-vcodec: remove unneeded proxy functions

From: Alexandre Courbot
Date: Fri Jun 14 2019 - 06:23:11 EST


On Fri, Jun 14, 2019 at 6:11 PM Joe Perches <joe@xxxxxxxxxxx> wrote:
>
> On Fri, 2019-06-14 at 16:56 +0900, Alexandre Courbot wrote:
> > We were getting the codec interface through a proxy function that does
> > not bring anything compared to just accessing the interface definition
> > directly, so just do that. Also make the decoder interfaces const.
> []
> > diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_h264_if.c
> []
> > @@ -485,16 +485,9 @@ static int vdec_h264_get_param(void *h_vdec, enum vdec_get_param_type type,
> > return 0;
> > }
> >
> > -static struct vdec_common_if vdec_h264_if = {
> > +const struct vdec_common_if vdec_h264_if = {
>
> probably better to fixup whatever chains prevent
> this (if any) from being static const

These are defined in per-codec source files and selected at runtime by
vdec_drv_if.c, so I don't think we can avoid declaring at least
something? The previous approach was to declare a function, but as you
can see we can remove quite some code by exporting the structs
directly.