The kernel-doc C parser doesn't like opaque structures. So,
document it on another way.
This should get rid of this warning:
./include/media/v4l2-mem2mem.h:62: error: Cannot parse struct or union!
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
---
include/media/v4l2-mem2mem.h | 16 +++++-----------
1 file changed, 5 insertions(+), 11 deletions(-)
diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h
index f74ea7026c88..9a7eb5605254 100644
--- a/include/media/v4l2-mem2mem.h
+++ b/include/media/v4l2-mem2mem.h
@@ -53,12 +53,6 @@ struct v4l2_m2m_ops {
void (*unlock)(void *priv);
};
-/**
- * struct v4l2_m2m_dev - opaque struct used to represent a V4L2 M2M device.
- *
- * This structure is has the per-device context for a memory to memory
- * device, and it is used internally at v4l2-mem2mem.c.
- */
struct v4l2_m2m_dev;
/**
@@ -88,7 +82,7 @@ struct v4l2_m2m_queue_ctx {
* struct v4l2_m2m_ctx - Memory to memory context structure
*
* @q_lock: struct &mutex lock
- * @m2m_dev: pointer to struct &v4l2_m2m_dev
+ * @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
* @queue: List of memory to memory contexts
@@ -131,7 +125,7 @@ struct v4l2_m2m_buffer {
* v4l2_m2m_get_curr_priv() - return driver private data for the currently
* running instance or NULL if no instance is running
*
- * @m2m_dev: pointer to struct &v4l2_m2m_dev
+ * @m2m_dev: opaque pointer to the internal data to handle M2M context
*/
void *v4l2_m2m_get_curr_priv(struct v4l2_m2m_dev *m2m_dev);
@@ -171,7 +165,7 @@ void v4l2_m2m_try_schedule(struct v4l2_m2m_ctx *m2m_ctx);
* v4l2_m2m_job_finish() - inform the framework that a job has been finished
* and have it clean up
*
- * @m2m_dev: pointer to struct &v4l2_m2m_dev
+ * @m2m_dev: opaque pointer to the internal data to handle M2M context
* @m2m_ctx: m2m context assigned to the instance given by struct &v4l2_m2m_ctx
*
* Called by a driver to yield back the device after it has finished with it.
@@ -334,7 +328,7 @@ struct v4l2_m2m_dev *v4l2_m2m_init(const struct v4l2_m2m_ops *m2m_ops);
/**
* v4l2_m2m_release() - cleans up and frees a m2m_dev structure
*
- * @m2m_dev: pointer to struct &v4l2_m2m_dev
+ * @m2m_dev: opaque pointer to the internal data to handle M2M context
*
* Usually called from driver's ``remove()`` function.
*/
@@ -343,7 +337,7 @@ void v4l2_m2m_release(struct v4l2_m2m_dev *m2m_dev);
/**
* v4l2_m2m_ctx_init() - allocate and initialize a m2m context
*
- * @m2m_dev: a previously initialized m2m_dev struct
+ * @m2m_dev: opaque pointer to the internal data to handle M2M context
* @drv_priv: driver's instance private data
* @queue_init: a callback for queue type-specific initialization function
* to be used for initializing videobuf_queues
--
2.7.4
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