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Subject: Re: [PATCH] media: meson: vdec: don't resume instantly if not
 streaming capture
To:     Maxime Jourdan <mjourdan@baylibre.com>, mchehab@kernel.org,
        hans.verkuil@cisco.com
Cc:     linux-media@vger.kernel.org, linux-amlogic@lists.infradead.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
References: <20200124155631.7063-1-mjourdan@baylibre.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
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Organization: Baylibre
Message-ID: <2d432fe2-b476-df53-4509-4bffe26e8b8a@baylibre.com>
Date:   Thu, 6 Feb 2020 08:59:20 +0100
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On 24/01/2020 16:56, Maxime Jourdan wrote:
> In case userspace configured the capture queue before the source change
> event, do not resume decoding instantly if it wasn't streamed on yet.
> 
> Signed-off-by: Maxime Jourdan <mjourdan@baylibre.com>
> ---
> 
> Note: this patch is based off Neil's series:
> [v4,0/4] media: meson: vdec: Add compliant H264 support
> 
>  drivers/staging/media/meson/vdec/vdec_helpers.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/media/meson/vdec/vdec_helpers.c b/drivers/staging/media/meson/vdec/vdec_helpers.c
> index ff4333074197..a4970ec1bf2e 100644
> --- a/drivers/staging/media/meson/vdec/vdec_helpers.c
> +++ b/drivers/staging/media/meson/vdec/vdec_helpers.c
> @@ -417,7 +417,8 @@ void amvdec_src_change(struct amvdec_session *sess, u32 width,
>  	 * Check if the capture queue is already configured well for our
>  	 * usecase. If so, keep decoding with it and do not send the event
>  	 */
> -	if (sess->width == width &&
> +	if (sess->streamon_cap &&
> +	    sess->width == width &&
>  	    sess->height == height &&
>  	    dpb_size <= sess->num_dst_bufs) {
>  		sess->fmt_out->codec_ops->resume(sess);
> --
> 2.20.1
> 

Will squash into v5 of "media: meson: vdec: Add compliant H264 support"

Thanks,
Neil