linux-kernel - Re: [PATCH 0/8] videobuf2: Replace vb2_find_timestamp() with vb2_find

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Date:   Fri, 8 Jul 2022 20:47:25 +0900
From:   Tomasz Figa <tfiga@...omium.org>
To:     Ezequiel Garcia <ezequiel@...guardiasur.com.ar>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: [PATCH 0/8] videobuf2: Replace vb2_find_timestamp() with vb2_find_buffer()

On Fri, Jul 8, 2022 at 1:47 PM Tomasz Figa <tfiga@...omium.org> wrote:
>
> Hi Ezequiel,
>
> On Thu, Jul 7, 2022 at 3:27 AM Ezequiel Garcia
> <ezequiel@...guardiasur.com.ar> wrote:
> >
> > All users of vb2_find_timestamp() combine it with vb2_get_buffer()
> > to retrieve a videobuf2 buffer, given a u64 timestamp.
> >
> > Therefore, this series removes vb2_find_timestamp() and instead
> > introduces a vb2_find_buffer, which is more suitable, making
> > videobuf2 API slightly cleaner.
> >
> > Ezequiel Garcia (8):
> >   videobuf2: Introduce vb2_find_buffer()
> >   mediatek: vcodec: Use vb2_find_buffer
> >   tegra-vde: Use vb2_find_buffer
> >   vicodec: Use vb2_find_buffer
> >   hantro: Use vb2_find_buffer
> >   rkvdec: Use vb2_find_buffer
> >   cedrus: Use vb2_find_buffer
> >   videobuf2: Remove vb2_find_timestamp()
> >
> >  .../media/common/videobuf2/videobuf2-v4l2.c   | 12 ++---
> >  .../vcodec/vdec/vdec_h264_req_common.c        |  7 ++-
> >  .../mediatek/vcodec/vdec/vdec_vp8_req_if.c    |  7 ++-
> >  .../vcodec/vdec/vdec_vp9_req_lat_if.c         |  8 +--
> >  .../media/platform/nvidia/tegra-vde/h264.c    |  9 ++--
> >  .../media/test-drivers/vicodec/vicodec-core.c |  8 +--
> >  drivers/staging/media/hantro/hantro_drv.c     |  6 +--
> >  .../staging/media/hantro/hantro_g2_vp9_dec.c  | 10 ++--
> >  drivers/staging/media/rkvdec/rkvdec-h264.c    | 41 ++++++---------
> >  drivers/staging/media/rkvdec/rkvdec-vp9.c     | 10 ++--
> >  drivers/staging/media/sunxi/cedrus/cedrus.h   | 13 +----
> >  .../staging/media/sunxi/cedrus/cedrus_h264.c  | 16 +++---
> >  .../staging/media/sunxi/cedrus/cedrus_h265.c  | 16 +++---
> >  .../staging/media/sunxi/cedrus/cedrus_mpeg2.c | 36 ++++++-------
> >  .../staging/media/sunxi/cedrus/cedrus_vp8.c   | 50 ++++++-------------
> >  include/media/videobuf2-v4l2.h                | 12 ++---
> >  16 files changed, 100 insertions(+), 161 deletions(-)
> >
> > --
> > 2.34.3
> >
>
> Thanks for the series! I think it's a nice cleanup indeed, but please
> see a few comments in my replies to individual patches.

As we clarified my concern in one of the patches and the other one was
purely stylistic, feel free to just add my

Acked-by: Tomasz Figa <tfiga@...omium.org>

to the entire series. The stylistic one can be ignored if there is no
other change needed.

Best regards,
Tomasz