Re: [PATCH 2/2] media: synopsys: hdmirx: Count dropped frames

From: Dmitry Osipenko
Date: Thu Apr 10 2025 - 21:14:15 EST


10.04.2025 23:43, Nicolas Dufresne пишет:
> The sequence number communicate the lost frames to userspace. For this
> reason, it must be incremented even when a frame is skipped. This allows
> userspace such as GStreamer to report the loss.
>
> Fixes: 7b59b132ad439 ("media: platform: synopsys: Add support for HDMI input driver")
> Signed-off-by: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>
> ---
> drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
> index f5b3f5010ede55bde28756da326a434cc9245492..7af6765532e33239f4260b29ea82b31494b66213 100644
> --- a/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
> +++ b/drivers/media/platform/synopsys/hdmirx/snps_hdmirx.c
> @@ -1956,10 +1956,6 @@ static void dma_idle_int_handler(struct snps_hdmirx_dev *hdmirx_dev,
> vb_done->field = V4L2_FIELD_NONE;
>
> hdmirx_vb_done(stream, vb_done);
> - stream->sequence++;
> - if (stream->sequence == 30)
> - v4l2_dbg(1, debug, v4l2_dev,
> - "rcv frames\n");
> }
>
> stream->curr_buf = NULL;
> @@ -1971,6 +1967,10 @@ static void dma_idle_int_handler(struct snps_hdmirx_dev *hdmirx_dev,
> v4l2_dbg(3, debug, v4l2_dev,
> "%s: next_buf NULL, skip vb_done\n", __func__);
> }
> +
> + stream->sequence++;
> + if (stream->sequence == 30)
> + v4l2_dbg(1, debug, v4l2_dev, "rcv frames\n");
> }
>
> DMA_IDLE_OUT:
>

Reviewed-by: Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx>

--
Best regards,
Dmitry