From ba37d62e7bbdf42c2fa9ac3655354992da199a4b Mon Sep 17 00:00:00 2001 From: Dave Stevenson Date: Thu, 21 Jun 2018 17:02:14 +0100 Subject: [PATCH] staging: bcm2835-camera: Set sequence number correctly Set the sequence number in vb2_v4l2_buffer mainly so the latest v4l2-ctl reports the frame rate correctly. Signed-off-by: Dave Stevenson --- drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c | 4 ++++ drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.h | 2 ++ 2 files changed, 6 insertions(+) --- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c +++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c @@ -409,6 +409,7 @@ static void buffer_cb(struct vchiq_mmal_ } } dev->capture.last_timestamp = buf->vb.vb2_buf.timestamp; + buf->vb.sequence = dev->capture.sequence++; vb2_set_plane_payload(&buf->vb.vb2_buf, 0, length); if (mmal_flags & MMAL_BUFFER_HEADER_FLAG_KEYFRAME) @@ -537,6 +538,9 @@ static int start_streaming(struct vb2_qu /* enable frame capture */ dev->capture.frame_count = 1; + /* reset sequence number */ + dev->capture.sequence = 0; + /* if the preview is not already running, wait for a few frames for AGC * to settle down. */ --- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.h +++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.h @@ -93,6 +93,8 @@ struct bm2835_mmal_dev { ktime_t kernel_start_ts; /* Timestamp of last frame */ u64 last_timestamp; + /* Sequence number of last buffer */ + u32 sequence; struct vchiq_mmal_port *port; /* port being used for capture */ /* camera port being used for capture */