[media] v4l: Tell user space we're using monotonic timestamps
Set buffer timestamp flags for videobuf, videobuf2 and drivers that use
neither.
Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c
index 9f81be2..85e3c22 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -40,9 +40,10 @@
#define call_qop(q, op, args...) \
(((q)->ops->op) ? ((q)->ops->op(args)) : 0)
-#define V4L2_BUFFER_STATE_FLAGS (V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED | \
+#define V4L2_BUFFER_MASK_FLAGS (V4L2_BUF_FLAG_MAPPED | V4L2_BUF_FLAG_QUEUED | \
V4L2_BUF_FLAG_DONE | V4L2_BUF_FLAG_ERROR | \
- V4L2_BUF_FLAG_PREPARED)
+ V4L2_BUF_FLAG_PREPARED | \
+ V4L2_BUF_FLAG_TIMESTAMP_MASK)
/**
* __vb2_buf_mem_alloc() - allocate video memory for the given buffer
@@ -401,7 +402,8 @@
/*
* Clear any buffer state related flags.
*/
- b->flags &= ~V4L2_BUFFER_STATE_FLAGS;
+ b->flags &= ~V4L2_BUFFER_MASK_FLAGS;
+ b->flags |= V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
switch (vb->state) {
case VB2_BUF_STATE_QUEUED:
@@ -939,7 +941,7 @@
vb->v4l2_buf.field = b->field;
vb->v4l2_buf.timestamp = b->timestamp;
- vb->v4l2_buf.flags = b->flags & ~V4L2_BUFFER_STATE_FLAGS;
+ vb->v4l2_buf.flags = b->flags & ~V4L2_BUFFER_MASK_FLAGS;
}
/**