include/media/dvb_ringbuffer.h

3  * dvb_ringbuffer.h: ring buffer implementation for the dvb driver
30  * struct dvb_ringbuffer - Describes a ring buffer used at DVB framework
41 struct dvb_ringbuffer {
57  * @rbuf: pointer to struct dvb_ringbuffer
61 extern void dvb_ringbuffer_init(struct dvb_ringbuffer *rbuf, void *data,
67  * @rbuf: pointer to struct dvb_ringbuffer
69 extern int dvb_ringbuffer_empty(struct dvb_ringbuffer *rbuf);
74  * @rbuf: pointer to struct dvb_ringbuffer
78 extern ssize_t dvb_ringbuffer_free(struct dvb_ringbuffer *rbuf);
83  * @rbuf: pointer to struct dvb_ringbuffer
87 extern ssize_t dvb_ringbuffer_avail(struct dvb_ringbuffer *rbuf);
92  * @rbuf: pointer to struct dvb_ringbuffer
98 extern void dvb_ringbuffer_reset(struct dvb_ringbuffer *rbuf);
107  * @rbuf: pointer to struct dvb_ringbuffer
109 extern void dvb_ringbuffer_flush(struct dvb_ringbuffer *rbuf);
115  * @rbuf: pointer to struct dvb_ringbuffer
117 extern void dvb_ringbuffer_flush_spinlock_wakeup(struct dvb_ringbuffer *rbuf);
122  * @rbuf: pointer to struct dvb_ringbuffer
131  * @rbuf: pointer to struct dvb_ringbuffer
141  * @rbuf: pointer to struct dvb_ringbuffer
150 extern ssize_t dvb_ringbuffer_read_user(struct dvb_ringbuffer *rbuf,
156  * @rbuf: pointer to struct dvb_ringbuffer
164 extern void dvb_ringbuffer_read(struct dvb_ringbuffer *rbuf,
174  * @rbuf: pointer to struct dvb_ringbuffer
184  * @rbuf: pointer to struct dvb_ringbuffer
192 extern ssize_t dvb_ringbuffer_write(struct dvb_ringbuffer *rbuf, const u8 *buf,
198  * @rbuf: pointer to struct dvb_ringbuffer
207 extern ssize_t dvb_ringbuffer_write_user(struct dvb_ringbuffer *rbuf,
219 extern ssize_t dvb_ringbuffer_pkt_write(struct dvb_ringbuffer *rbuf, u8 *buf,
239 extern ssize_t dvb_ringbuffer_pkt_read_user(struct dvb_ringbuffer *rbuf,
257 extern ssize_t dvb_ringbuffer_pkt_read(struct dvb_ringbuffer *rbuf, size_t idx,
266 extern void dvb_ringbuffer_pkt_dispose(struct dvb_ringbuffer *rbuf, size_t idx);
277 extern ssize_t dvb_ringbuffer_pkt_next(struct dvb_ringbuffer *rbuf,