diff options
Diffstat (limited to 'drivers/media/dvb-core/dmxdev.h')
| -rw-r--r-- | drivers/media/dvb-core/dmxdev.h | 119 | 
1 files changed, 119 insertions, 0 deletions
diff --git a/drivers/media/dvb-core/dmxdev.h b/drivers/media/dvb-core/dmxdev.h new file mode 100644 index 00000000000..48c6cf92ab9 --- /dev/null +++ b/drivers/media/dvb-core/dmxdev.h @@ -0,0 +1,119 @@ +/* + * 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/time.h> +#include <linux/timer.h> +#include <linux/wait.h> +#include <linux/fs.h> +#include <linux/string.h> +#include <linux/mutex.h> +#include <linux/slab.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_ */  | 
