There are a few define macros not documented, because the ReST
output was causing more warnings.
Now that this got fixed, document them. While here, fix the
remaining coding style issues.
Signed-off-by: Mauro Carvalho Chehab <mche...@s-opensource.com>
---
drivers/media/dvb-core/dvb_ringbuffer.h | 27 +++++++++++++++++++--------
1 file changed, 19 insertions(+), 8 deletions(-)
diff --git a/drivers/media/dvb-core/dvb_ringbuffer.h
b/drivers/media/dvb-core/dvb_ringbuffer.h
index f64bd86fe5fd..eae3f091b6a0 100644
--- a/drivers/media/dvb-core/dvb_ringbuffer.h
+++ b/drivers/media/dvb-core/dvb_ringbuffer.h
@@ -97,7 +97,6 @@ extern ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer
*rbuf);
*/
extern void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf);
-
/*
* read routines & macros
*/
@@ -117,11 +116,21 @@ extern void dvb_ringbuffer_flush(struct dvb_ringbuffer
*rbuf);
*/
extern void dvb_ringbuffer_flush_spinlock_wakeup(struct dvb_ringbuffer *rbuf);
-/* DVB_RINGBUFFER_PEEK - peek at byte @offs: in the buffer */
+/**
+ * DVB_RINGBUFFER_PEEK - peek at byte @offs in the buffer
+ *
+ * @rbuf: pointer to struct dvb_ringbuffer
+ * @offs: offset inside the ringbuffer
+ */
#define DVB_RINGBUFFER_PEEK(rbuf, offs) \
- (rbuf)->data[((rbuf)->pread + (offs)) % (rbuf)->size]
+ ((rbuf)->data[((rbuf)->pread + (offs)) % (rbuf)->size])
-/* advance read ptr by @num: bytes */
+/**
+ * DVB_RINGBUFFER_SKIP - advance read ptr by @num bytes
+ *
+ * @rbuf: pointer to struct dvb_ringbuffer
+ * @num: number of bytes to advance
+ */
#define DVB_RINGBUFFER_SKIP(rbuf, num) {\
(rbuf)->pread = ((rbuf)->pread + (num)) % (rbuf)->size;\
}
@@ -155,12 +164,16 @@ extern ssize_t dvb_ringbuffer_read_user(struct
dvb_ringbuffer *rbuf,
extern void dvb_ringbuffer_read(struct dvb_ringbuffer *rbuf,
u8 *buf, size_t len);
-
/*
* write routines & macros
*/
-/* write single byte to ring buffer */
+/**
+ * DVB_RINGBUFFER_WRITE_BYTE - write single byte to ring buffer
+ *
+ * @rbuf: pointer to struct dvb_ringbuffer
+ * @byte: byte to write
+ */
#define DVB_RINGBUFFER_WRITE_BYTE(rbuf, byte) \
{ (rbuf)->data[(rbuf)->pwrite] = (byte); \
(rbuf)->pwrite = ((rbuf)->pwrite + 1) % (rbuf)->size; }
@@ -194,7 +207,6 @@ extern ssize_t dvb_ringbuffer_write(struct dvb_ringbuffer
*rbuf, const u8 *buf,
extern ssize_t dvb_ringbuffer_write_user(struct dvb_ringbuffer *rbuf,
const u8 __user *buf, size_t len);
-
/**
* dvb_ringbuffer_pkt_write - Write a packet into the ringbuffer.
*
@@ -265,5 +277,4 @@ extern void dvb_ringbuffer_pkt_dispose(struct
dvb_ringbuffer *rbuf, size_t idx);
extern ssize_t dvb_ringbuffer_pkt_next(struct dvb_ringbuffer *rbuf,
size_t idx, size_t *pktlen);
-
#endif /* _DVB_RINGBUFFER_H_ */
--
2.7.4
--
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