| /* |
| * dmxdev.h |
| * |
| * Copyright (C) 2000 Ralph Metzler & Marcus Metzler |
| * for convergence integrated media GmbH |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public License |
| * as published by the Free Software Foundation; either version 2.1 |
| * of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| * |
| */ |
| |
| #ifndef _DMXDEV_H_ |
| #define _DMXDEV_H_ |
| |
| #include <linux/types.h> |
| #include <linux/spinlock.h> |
| #include <linux/kernel.h> |
| #include <linux/timer.h> |
| #include <linux/wait.h> |
| #include <linux/fs.h> |
| #include <linux/string.h> |
| #include <linux/mutex.h> |
| |
| #include <linux/dvb/dmx.h> |
| |
| #include "dvbdev.h" |
| #include "demux.h" |
| #include "dvb_ringbuffer.h" |
| |
| enum dmxdev_type { |
| DMXDEV_TYPE_NONE, |
| DMXDEV_TYPE_SEC, |
| DMXDEV_TYPE_PES, |
| }; |
| |
| enum dmxdev_state { |
| DMXDEV_STATE_FREE, |
| DMXDEV_STATE_ALLOCATED, |
| DMXDEV_STATE_SET, |
| DMXDEV_STATE_GO, |
| DMXDEV_STATE_DONE, |
| DMXDEV_STATE_TIMEDOUT |
| }; |
| |
| struct dmxdev_feed { |
| u16 pid; |
| struct dmx_ts_feed *ts; |
| struct list_head next; |
| }; |
| |
| struct dmxdev_filter { |
| union { |
| struct dmx_section_filter *sec; |
| } filter; |
| |
| union { |
| /* list of TS and PES feeds (struct dmxdev_feed) */ |
| struct list_head ts; |
| struct dmx_section_feed *sec; |
| } feed; |
| |
| union { |
| struct dmx_sct_filter_params sec; |
| struct dmx_pes_filter_params pes; |
| } params; |
| |
| enum dmxdev_type type; |
| enum dmxdev_state state; |
| struct dmxdev *dev; |
| struct dvb_ringbuffer buffer; |
| |
| struct mutex mutex; |
| |
| /* only for sections */ |
| struct timer_list timer; |
| int todo; |
| u8 secheader[3]; |
| }; |
| |
| |
| struct dmxdev { |
| struct dvb_device *dvbdev; |
| struct dvb_device *dvr_dvbdev; |
| |
| struct dmxdev_filter *filter; |
| struct dmx_demux *demux; |
| |
| int filternum; |
| int capabilities; |
| |
| unsigned int exit:1; |
| #define DMXDEV_CAP_DUPLEX 1 |
| struct dmx_frontend *dvr_orig_fe; |
| |
| struct dvb_ringbuffer dvr_buffer; |
| #define DVR_BUFFER_SIZE (10*188*1024) |
| |
| struct mutex mutex; |
| spinlock_t lock; |
| }; |
| |
| |
| int dvb_dmxdev_init(struct dmxdev *dmxdev, struct dvb_adapter *); |
| void dvb_dmxdev_release(struct dmxdev *dmxdev); |
| |
| #endif /* _DMXDEV_H_ */ |