diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.14/950-0388-Revert-bcm2835-camera-Fix-timestamp-calculation-prob.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.14/950-0388-Revert-bcm2835-camera-Fix-timestamp-calculation-prob.patch | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0388-Revert-bcm2835-camera-Fix-timestamp-calculation-prob.patch b/target/linux/brcm2708/patches-4.14/950-0388-Revert-bcm2835-camera-Fix-timestamp-calculation-prob.patch deleted file mode 100644 index 2bb3a47145..0000000000 --- a/target/linux/brcm2708/patches-4.14/950-0388-Revert-bcm2835-camera-Fix-timestamp-calculation-prob.patch +++ /dev/null @@ -1,93 +0,0 @@ -From a740e59bf8099d1f5b5b29be3e9993fbd51e729a Mon Sep 17 00:00:00 2001 -From: Dave Stevenson <dave.stevenson@raspberrypi.org> -Date: Fri, 6 Jul 2018 17:43:03 +0100 -Subject: [PATCH 388/454] Revert "bcm2835-camera: Fix timestamp calculation - problem (#2214)" - -This reverts commit 90ac037dbeecbb514b677e43b53bc5b1a452ea22. -This has been fixed in an alternate format upstream, so adopt that. - -Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> ---- - .../bcm2835-camera/bcm2835-camera.c | 41 ++++++++++++++----- - .../bcm2835-camera/bcm2835-camera.h | 2 +- - 2 files changed, 32 insertions(+), 11 deletions(-) - ---- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c -+++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c -@@ -374,17 +374,37 @@ static void buffer_cb(struct vchiq_mmal_ - buf->vb.vb2_buf.timestamp); - - } else if(pts != 0) { -+ struct timeval timestamp; - s64 runtime_us = pts - - dev->capture.vc_start_timestamp; -- buf->vb.vb2_buf.timestamp = (runtime_us * NSEC_PER_USEC) + -- dev->capture.kernel_start_timestamp; -+ u32 div = 0; -+ u32 rem = 0; -+ -+ div = -+ div_u64_rem(runtime_us, USEC_PER_SEC, &rem); -+ timestamp.tv_sec = -+ dev->capture.kernel_start_ts.tv_sec + div; -+ timestamp.tv_usec = -+ dev->capture.kernel_start_ts.tv_usec + rem; -+ -+ if (timestamp.tv_usec >= -+ USEC_PER_SEC) { -+ timestamp.tv_sec++; -+ timestamp.tv_usec -= -+ USEC_PER_SEC; -+ } - v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev, -- "Buffer time set as converted timestamp - %llu " -- "= (pts [%lld usec] - vc start time [%llu usec]) " -- "+ kernel start time [%llu nsec]\n", -- buf->vb.vb2_buf.timestamp, -- pts, dev->capture.vc_start_timestamp, -- dev->capture.kernel_start_timestamp); -+ "Convert start time %d.%06d and %llu " -+ "with offset %llu to %d.%06d\n", -+ (int)dev->capture.kernel_start_ts. -+ tv_sec, -+ (int)dev->capture.kernel_start_ts. -+ tv_usec, -+ dev->capture.vc_start_timestamp, pts, -+ (int)timestamp.tv_sec, -+ (int)timestamp.tv_usec); -+ buf->vb.vb2_buf.timestamp = timestamp.tv_sec * 1000000000ULL + -+ timestamp.tv_usec * 1000ULL; - } else { - if (dev->capture.last_timestamp) { - buf->vb.vb2_buf.timestamp = dev->capture.last_timestamp; -@@ -394,7 +414,8 @@ static void buffer_cb(struct vchiq_mmal_ - } - else { - buf->vb.vb2_buf.timestamp = -- dev->capture.kernel_start_timestamp; -+ dev->capture.kernel_start_ts.tv_sec * 1000000000ULL + -+ dev->capture.kernel_start_ts.tv_usec * 1000ULL; - v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev, - "Buffer time set as start timestamp - %lld", - buf->vb.vb2_buf.timestamp); -@@ -575,7 +596,7 @@ static int start_streaming(struct vb2_qu - - dev->capture.last_timestamp = 0; - -- dev->capture.kernel_start_timestamp = ktime_get_ns(); -+ v4l2_get_timestamp(&dev->capture.kernel_start_ts); - - /* enable the camera port */ - dev->capture.port->cb_ctx = dev; ---- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.h -+++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.h -@@ -92,7 +92,7 @@ struct bm2835_mmal_dev { - /* VC start timestamp for streaming */ - s64 vc_start_timestamp; - /* Kernel start timestamp for streaming */ -- u64 kernel_start_timestamp; -+ struct timeval kernel_start_ts; - /* Timestamp of last frame */ - u64 last_timestamp; - |