Re: [PATCH v4 2/2] media: coda: Add more H264 levels for CODA960

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Hi Fabio,

On Di, 2022-04-05 at 10:59 -0300, Fabio Estevam wrote:
> From: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>
> 
> This add H264 level 4.1, 4.2 and 5.0 to the list of supported
> formats.
> While the hardware does not fully support these levels, it do support
> most of them. The constraints on frame size and pixel formats already
> cover the limitation.
> 
> This fixes negotiation of level on GStreamer 1.17.1.
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Fixes: 42a68012e67c2 ("media: coda: add read-only h.264 decoder
> profile/level controls")
> Signed-off-by: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>
> Signed-off-by: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxx>
> Tested-by: Pascal Speck <kernel@xxxxxxxx>
> Signed-off-by: Fabio Estevam <festevam@xxxxxxx>
> Reviewed-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> ---
> Changes since v3:
> - Rebased against linux-next and took the coda->chips-media rename
> in consideration.
> - Added Philipp's Reviewed-by tag.

I think you rebased the wrong version of this patch.

>  drivers/media/platform/chips-media/coda-common.c | 7 +++++--
>  1 file changed, 5 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/media/platform/chips-media/coda-common.c
> b/drivers/media/platform/chips-media/coda-common.c
> index 53b2dd1b268c..f1234ad24f65 100644
> --- a/drivers/media/platform/chips-media/coda-common.c
> +++ b/drivers/media/platform/chips-media/coda-common.c
> @@ -2364,7 +2364,10 @@ static void coda_encode_ctrls(struct coda_ctx
> *ctx)
>                           (1 << V4L2_MPEG_VIDEO_H264_LEVEL_3_0) |
>                           (1 << V4L2_MPEG_VIDEO_H264_LEVEL_3_1) |
>                           (1 << V4L2_MPEG_VIDEO_H264_LEVEL_3_2) |
> -                         (1 << V4L2_MPEG_VIDEO_H264_LEVEL_4_0)),
> +                         (1 << V4L2_MPEG_VIDEO_H264_LEVEL_4_0) |
> +                         (1 << V4L2_MPEG_VIDEO_H264_LEVEL_4_1) |
> +                         (1 << V4L2_MPEG_VIDEO_H264_LEVEL_4_2) |
> +                         (1 << V4L2_MPEG_VIDEO_H264_LEVEL_5_0)),

I asked to remove the 5.0 level and to increase the max level to 4.2,
you already fixed this in v3.

>                         V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
>         }
>         v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
> @@ -2437,7 +2440,7 @@ static void coda_decode_ctrls(struct coda_ctx
> *ctx)
>             ctx->dev->devtype->product == CODA_7541)
>                 max = V4L2_MPEG_VIDEO_H264_LEVEL_4_0;
>         else if (ctx->dev->devtype->product == CODA_960)
> -               max = V4L2_MPEG_VIDEO_H264_LEVEL_4_1;
> +               max = V4L2_MPEG_VIDEO_H264_LEVEL_5_0;

Same as above, there is no way to support level 5.0 frame size
requirements.

regards
Philipp




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