diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0490-media-v4l2-mem2mem-add-new_frame-detection.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0490-media-v4l2-mem2mem-add-new_frame-detection.patch | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0490-media-v4l2-mem2mem-add-new_frame-detection.patch b/target/linux/bcm27xx/patches-5.4/950-0490-media-v4l2-mem2mem-add-new_frame-detection.patch deleted file mode 100644 index 3c777922f1..0000000000 --- a/target/linux/bcm27xx/patches-5.4/950-0490-media-v4l2-mem2mem-add-new_frame-detection.patch +++ /dev/null @@ -1,69 +0,0 @@ -From 1d55acac432983ad8301f5430c42ac549b4b4c6f Mon Sep 17 00:00:00 2001 -From: Hans Verkuil <hverkuil-cisco@xs4all.nl> -Date: Fri, 11 Oct 2019 06:32:44 -0300 -Subject: [PATCH] media: v4l2-mem2mem: add new_frame detection - -Commit f07602ac388723233e9e3c5a05b54baf34e0a3e9 upstream. - -Drivers that support VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF -typically want to know if a new frame is started (i.e. the first -slice is about to be processed). Add a new_frame bool to v4l2_m2m_ctx -and set it accordingly. - -Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> -Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> ---- - drivers/media/v4l2-core/v4l2-mem2mem.c | 11 +++++++++-- - include/media/v4l2-mem2mem.h | 7 +++++++ - 2 files changed, 16 insertions(+), 2 deletions(-) - ---- a/drivers/media/v4l2-core/v4l2-mem2mem.c -+++ b/drivers/media/v4l2-core/v4l2-mem2mem.c -@@ -319,8 +319,10 @@ static void __v4l2_m2m_try_queue(struct - goto job_unlock; - } - -- if (src && dst && -- dst->is_held && dst->vb2_buf.copied_timestamp && -+ m2m_ctx->new_frame = true; -+ -+ if (src && dst && dst->is_held && -+ dst->vb2_buf.copied_timestamp && - dst->vb2_buf.timestamp != src->vb2_buf.timestamp) { - dst->is_held = false; - v4l2_m2m_dst_buf_remove(m2m_ctx); -@@ -333,6 +335,11 @@ static void __v4l2_m2m_try_queue(struct - } - } - -+ if (src && dst && (m2m_ctx->cap_q_ctx.q.subsystem_flags & -+ VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF)) -+ m2m_ctx->new_frame = !dst->vb2_buf.copied_timestamp || -+ dst->vb2_buf.timestamp != src->vb2_buf.timestamp; -+ - if (m2m_dev->m2m_ops->job_ready - && (!m2m_dev->m2m_ops->job_ready(m2m_ctx->priv))) { - dprintk("Driver not ready\n"); ---- a/include/media/v4l2-mem2mem.h -+++ b/include/media/v4l2-mem2mem.h -@@ -75,6 +75,11 @@ struct v4l2_m2m_queue_ctx { - * struct v4l2_m2m_ctx - Memory to memory context structure - * - * @q_lock: struct &mutex lock -+ * @new_frame: valid in the device_run callback: if true, then this -+ * starts a new frame; if false, then this is a new slice -+ * for an existing frame. This is always true unless -+ * V4L2_BUF_CAP_SUPPORTS_M2M_HOLD_CAPTURE_BUF is set, which -+ * indicates slicing support. - * @m2m_dev: opaque pointer to the internal data to handle M2M context - * @cap_q_ctx: Capture (output to memory) queue context - * @out_q_ctx: Output (input from memory) queue context -@@ -91,6 +96,8 @@ struct v4l2_m2m_ctx { - /* optional cap/out vb2 queues lock */ - struct mutex *q_lock; - -+ bool new_frame; -+ - /* internal use only */ - struct v4l2_m2m_dev *m2m_dev; - |