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SubjectRe: [PATCH v3 07/16] media: mtk-vcodec: venc: specify supported formats per-chip
On Sun, Jul 26, 2020 at 11:29 PM Ezequiel Garcia
<ezequiel@vanguardiasur.com.ar> wrote:
>
> Hi Alexandre,
>
> Last review on my side, this series looks mostly good.

Thanks for taking the time to look at it! I know it's not the best
looking code out there. ^_^;

>
> On Mon, 13 Jul 2020 at 03:09, Alexandre Courbot <acourbot@chromium.org> wrote:
> >
> > Different chips have different supported bitrate ranges. Move the list
>
> s/bitrate ranges/formats

Ack.

>
> > of supported formats to the platform data, and split the output and
> > capture formats into two lists to make it easier to find the default
> > format for each queue.
> >
> > Signed-off-by: Alexandre Courbot <acourbot@chromium.org>
> > Acked-by: Tiffany Lin <tiffany.lin@mediatek.com>
> > ---
> > .../platform/mtk-vcodec/mtk_vcodec_drv.h | 8 ++
> > .../platform/mtk-vcodec/mtk_vcodec_enc.c | 122 +++++++-----------
> > .../platform/mtk-vcodec/mtk_vcodec_enc_drv.c | 40 ++++++
> > 3 files changed, 95 insertions(+), 75 deletions(-)
> >
> > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
> > index b8f913de8d80..59b4b750666b 100644
> > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
> > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_drv.h
> > @@ -313,6 +313,10 @@ enum mtk_chip {
> > * @has_lt_irq: whether the encoder uses the LT irq
> > * @min_birate: minimum supported encoding bitrate
> > * @max_bitrate: maximum supported encoding bitrate
> > + * @capture_formats: array of supported capture formats
> > + * @num_capture_formats: number of entries in capture_formats
> > + * @output_formats: array of supported output formats
> > + * @num_output_formats: number of entries in output_formats
> > */
> > struct mtk_vcodec_enc_pdata {
> > enum mtk_chip chip;
> > @@ -321,6 +325,10 @@ struct mtk_vcodec_enc_pdata {
> > bool has_lt_irq;
> > unsigned long min_bitrate;
> > unsigned long max_bitrate;
> > + const struct mtk_video_fmt *capture_formats;
> > + size_t num_capture_formats;
> > + const struct mtk_video_fmt *output_formats;
> > + size_t num_output_formats;
> > };
> >
> > /**
> > diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> > index 50ba9da59153..05743a745a11 100644
> > --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> > +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
> > @@ -23,47 +23,9 @@
> > #define DFT_CFG_WIDTH MTK_VENC_MIN_W
> > #define DFT_CFG_HEIGHT MTK_VENC_MIN_H
> > #define MTK_MAX_CTRLS_HINT 20
> > -#define OUT_FMT_IDX 0
> > -#define CAP_FMT_IDX 4
> > -
> >
> > static void mtk_venc_worker(struct work_struct *work);
> >
> > -static const struct mtk_video_fmt mtk_video_formats[] = {
> > - {
> > - .fourcc = V4L2_PIX_FMT_NV12M,
> > - .type = MTK_FMT_FRAME,
> > - .num_planes = 2,
>
> Again, not an issue with your patch, so feel free to ignore this.
>
> You may avoid keeping track of num_planes (or any other
> property of the pixel format) and use v4l2_fill_pixfmt_mp
> to get all the information you need.

That's a good idea. Let's see if I can come with an extra patch in a
way that does not prevent the already acked patches from being merged.
:)

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