diff options
Diffstat (limited to 'drivers/media/dvb/dvb-core/dmxdev.h')
| -rw-r--r-- | drivers/media/dvb/dvb-core/dmxdev.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-core/dmxdev.h b/drivers/media/dvb/dvb-core/dmxdev.h new file mode 100644 index 00000000000..02ebe28f830 --- /dev/null +++ b/drivers/media/dvb/dvb-core/dmxdev.h | |||
| @@ -0,0 +1,118 @@ | |||
| 1 | /* | ||
| 2 | * dmxdev.h | ||
| 3 | * | ||
| 4 | * Copyright (C) 2000 Ralph Metzler & Marcus Metzler | ||
| 5 | * for convergence integrated media GmbH | ||
| 6 | * | ||
| 7 | * This program is free software; you can redistribute it and/or | ||
| 8 | * modify it under the terms of the GNU Lesser General Public License | ||
| 9 | * as published by the Free Software Foundation; either version 2.1 | ||
| 10 | * of the License, or (at your option) any later version. | ||
| 11 | * | ||
| 12 | * This program is distributed in the hope that it will be useful, | ||
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 15 | * GNU General Public License for more details. | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU Lesser General Public License | ||
| 18 | * along with this program; if not, write to the Free Software | ||
| 19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
| 20 | * | ||
| 21 | */ | ||
| 22 | |||
| 23 | #ifndef _DMXDEV_H_ | ||
| 24 | #define _DMXDEV_H_ | ||
| 25 | |||
| 26 | #include <linux/types.h> | ||
| 27 | #include <linux/spinlock.h> | ||
| 28 | #include <linux/kernel.h> | ||
| 29 | #include <linux/timer.h> | ||
| 30 | #include <linux/wait.h> | ||
| 31 | #include <linux/fs.h> | ||
| 32 | #include <linux/string.h> | ||
| 33 | #include <linux/mutex.h> | ||
| 34 | #include <linux/slab.h> | ||
| 35 | |||
| 36 | #include <linux/dvb/dmx.h> | ||
| 37 | |||
| 38 | #include "dvbdev.h" | ||
| 39 | #include "demux.h" | ||
| 40 | #include "dvb_ringbuffer.h" | ||
| 41 | |||
| 42 | enum dmxdev_type { | ||
| 43 | DMXDEV_TYPE_NONE, | ||
| 44 | DMXDEV_TYPE_SEC, | ||
| 45 | DMXDEV_TYPE_PES, | ||
| 46 | }; | ||
| 47 | |||
| 48 | enum dmxdev_state { | ||
| 49 | DMXDEV_STATE_FREE, | ||
| 50 | DMXDEV_STATE_ALLOCATED, | ||
| 51 | DMXDEV_STATE_SET, | ||
| 52 | DMXDEV_STATE_GO, | ||
| 53 | DMXDEV_STATE_DONE, | ||
| 54 | DMXDEV_STATE_TIMEDOUT | ||
| 55 | }; | ||
| 56 | |||
| 57 | struct dmxdev_feed { | ||
| 58 | u16 pid; | ||
| 59 | struct dmx_ts_feed *ts; | ||
| 60 | struct list_head next; | ||
| 61 | }; | ||
| 62 | |||
| 63 | struct dmxdev_filter { | ||
| 64 | union { | ||
| 65 | struct dmx_section_filter *sec; | ||
| 66 | } filter; | ||
| 67 | |||
| 68 | union { | ||
| 69 | /* list of TS and PES feeds (struct dmxdev_feed) */ | ||
| 70 | struct list_head ts; | ||
| 71 | struct dmx_section_feed *sec; | ||
| 72 | } feed; | ||
| 73 | |||
| 74 | union { | ||
| 75 | struct dmx_sct_filter_params sec; | ||
| 76 | struct dmx_pes_filter_params pes; | ||
| 77 | } params; | ||
| 78 | |||
| 79 | enum dmxdev_type type; | ||
| 80 | enum dmxdev_state state; | ||
| 81 | struct dmxdev *dev; | ||
| 82 | struct dvb_ringbuffer buffer; | ||
| 83 | |||
| 84 | struct mutex mutex; | ||
| 85 | |||
| 86 | /* only for sections */ | ||
| 87 | struct timer_list timer; | ||
| 88 | int todo; | ||
| 89 | u8 secheader[3]; | ||
| 90 | }; | ||
| 91 | |||
| 92 | |||
| 93 | struct dmxdev { | ||
| 94 | struct dvb_device *dvbdev; | ||
| 95 | struct dvb_device *dvr_dvbdev; | ||
| 96 | |||
| 97 | struct dmxdev_filter *filter; | ||
| 98 | struct dmx_demux *demux; | ||
| 99 | |||
| 100 | int filternum; | ||
| 101 | int capabilities; | ||
| 102 | |||
| 103 | unsigned int exit:1; | ||
| 104 | #define DMXDEV_CAP_DUPLEX 1 | ||
| 105 | struct dmx_frontend *dvr_orig_fe; | ||
| 106 | |||
| 107 | struct dvb_ringbuffer dvr_buffer; | ||
| 108 | #define DVR_BUFFER_SIZE (10*188*1024) | ||
| 109 | |||
| 110 | struct mutex mutex; | ||
| 111 | spinlock_t lock; | ||
| 112 | }; | ||
| 113 | |||
| 114 | |||
| 115 | int dvb_dmxdev_init(struct dmxdev *dmxdev, struct dvb_adapter *); | ||
| 116 | void dvb_dmxdev_release(struct dmxdev *dmxdev); | ||
| 117 | |||
| 118 | #endif /* _DMXDEV_H_ */ | ||
