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path: root/drivers/media/video/cx18/cx18-streams.h
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Diffstat (limited to 'drivers/media/video/cx18/cx18-streams.h')
-rw-r--r--drivers/media/video/cx18/cx18-streams.h20
1 files changed, 17 insertions, 3 deletions
diff --git a/drivers/media/video/cx18/cx18-streams.h b/drivers/media/video/cx18/cx18-streams.h
index 420e0a17294..1afc3fd9d82 100644
--- a/drivers/media/video/cx18/cx18-streams.h
+++ b/drivers/media/video/cx18/cx18-streams.h
@@ -28,10 +28,24 @@ int cx18_streams_setup(struct cx18 *cx);
int cx18_streams_register(struct cx18 *cx);
void cx18_streams_cleanup(struct cx18 *cx, int unregister);
+/* Related to submission of buffers to firmware */
+static inline void cx18_stream_load_fw_queue(struct cx18_stream *s)
+{
+ struct cx18 *cx = s->cx;
+ queue_work(cx->out_work_queue, &s->out_work_order);
+}
+
+static inline void cx18_stream_put_buf_fw(struct cx18_stream *s,
+ struct cx18_buffer *buf)
+{
+ /* Put buf on q_free; the out work handler will move buf(s) to q_busy */
+ cx18_enqueue(s, buf, &s->q_free);
+ cx18_stream_load_fw_queue(s);
+}
+
+void cx18_out_work_handler(struct work_struct *work);
+
/* Capture related */
-void cx18_stream_load_fw_queue(struct cx18_stream *s);
-struct cx18_queue *cx18_stream_put_buf_fw(struct cx18_stream *s,
- struct cx18_buffer *buf);
int cx18_start_v4l2_encode_stream(struct cx18_stream *s);
int cx18_stop_v4l2_encode_stream(struct cx18_stream *s, int gop_end);