target/linux/bcm27xx/patches-5.15/950-0509-staging-bcm2835-codec-Queue-flushed-buffers-instead-.patch

   1 From 24da14f2d745114eddf9d1d7e1bfde90d1c0c35c Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.com>
   3 Date: Thu, 16 Sep 2021 16:46:58 +0100
   4 Subject: [PATCH] staging: bcm2835-codec: Queue flushed buffers instead
   5  of completing
   6
   7 When a buffer is returned on a port that is disabled, return it
   8 to the videobuf2 QUEUED state instead of DONE which returns it
   9 to the client.
  10
  11 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  12 ---
  13  .../staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c  | 4 +++-
  14  1 file changed, 3 insertions(+), 1 deletion(-)
  15
  16 --- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c
  17 +++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c
  18 @@ -926,7 +926,9 @@ static void ip_buffer_cb(struct vchiq_mm
  19
  20         v4l2_dbg(3, debug, &ctx->dev->v4l2_dev, "%s: no error. Return buffer %p\n",
  21                  __func__, &buf->m2m.vb.vb2_buf);
  22 -       vb2_buffer_done(&buf->m2m.vb.vb2_buf, VB2_BUF_STATE_DONE);
  23 +       vb2_buffer_done(&buf->m2m.vb.vb2_buf,
  24 +                       port->enabled ? VB2_BUF_STATE_DONE :
  25 +                                       VB2_BUF_STATE_QUEUED);
  26
  27         ctx->num_ip_buffers++;
  28         v4l2_dbg(2, debug, &ctx->dev->v4l2_dev, "%s: done %d input buffers\n",