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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-03-19 09:47:30 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2013-03-19 09:47:30 +0100 |
| commit | 0d4a42f6bd298e826620585e766a154ab460617a (patch) | |
| tree | 406d8f7778691d858dbe3e48e4bbb10e99c0a58a /drivers/media/v4l2-core/videobuf2-core.c | |
| parent | d62b4892f3d9f7dd2002e5309be10719d6805b0f (diff) | |
| parent | a937536b868b8369b98967929045f1df54234323 (diff) | |
Merge tag 'v3.9-rc3' into drm-intel-next-queued
Backmerge so that I can merge Imre Deak's coalesced sg entries fixes,
which depend upon the new for_each_sg_page introduce in
commit a321e91b6d73ed011ffceed384c40d2785cf723b
Author: Imre Deak <imre.deak@intel.com>
Date: Wed Feb 27 17:02:56 2013 -0800
lib/scatterlist: add simple page iterator
The merge itself is just two trivial conflicts:
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/media/v4l2-core/videobuf2-core.c')
| -rw-r--r-- | drivers/media/v4l2-core/videobuf2-core.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index e02c4797b1c6..db1235dcb328 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -40,9 +40,10 @@ module_param(debug, int, 0644); #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 @@ static void __fill_v4l2_buffer(struct vb2_buffer *vb, struct v4l2_buffer *b) /* * 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: @@ -941,7 +943,7 @@ static void __fill_vb2_buffer(struct vb2_buffer *vb, const struct v4l2_buffer *b 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; } /** @@ -1963,6 +1965,11 @@ unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait) poll_wait(file, &fh->wait, wait); } + if (!V4L2_TYPE_IS_OUTPUT(q->type) && !(req_events & (POLLIN | POLLRDNORM))) + return res; + if (V4L2_TYPE_IS_OUTPUT(q->type) && !(req_events & (POLLOUT | POLLWRNORM))) + return res; + /* * Start file I/O emulator only if streaming API has not been used yet. */ |