diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0223-staging-bcm2835-camera-Set-sequence-number-correctly.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0223-staging-bcm2835-camera-Set-sequence-number-correctly.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0223-staging-bcm2835-camera-Set-sequence-number-correctly.patch b/target/linux/brcm2708/patches-4.19/950-0223-staging-bcm2835-camera-Set-sequence-number-correctly.patch new file mode 100644 index 0000000000..dbfa67cfe6 --- /dev/null +++ b/target/linux/brcm2708/patches-4.19/950-0223-staging-bcm2835-camera-Set-sequence-number-correctly.patch @@ -0,0 +1,46 @@ +From ba37d62e7bbdf42c2fa9ac3655354992da199a4b Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +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 <dave.stevenson@raspberrypi.org> +--- + 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 */ |