Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * av7110_av.c: audio and video MPEG decoder stuff |
| 3 | * |
| 4 | * Copyright (C) 1999-2002 Ralph Metzler |
| 5 | * & Marcus Metzler for convergence integrated media GmbH |
| 6 | * |
| 7 | * originally based on code by: |
| 8 | * Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de> |
| 9 | * |
| 10 | * This program is free software; you can redistribute it and/or |
| 11 | * modify it under the terms of the GNU General Public License |
| 12 | * as published by the Free Software Foundation; either version 2 |
| 13 | * of the License, or (at your option) any later version. |
| 14 | * |
| 15 | * |
| 16 | * This program is distributed in the hope that it will be useful, |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 19 | * GNU General Public License for more details. |
| 20 | * |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License |
| 23 | * along with this program; if not, write to the Free Software |
| 24 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 25 | * Or, point your browser to http://www.gnu.org/copyleft/gpl.html |
| 26 | * |
| 27 | * |
| 28 | * the project's page is at http://www.linuxtv.org/dvb/ |
| 29 | */ |
| 30 | |
| 31 | #include <linux/types.h> |
| 32 | #include <linux/kernel.h> |
| 33 | #include <linux/string.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | #include <linux/delay.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | #include <linux/smp_lock.h> |
| 36 | #include <linux/fs.h> |
| 37 | |
| 38 | #include "av7110.h" |
| 39 | #include "av7110_hw.h" |
| 40 | #include "av7110_av.h" |
| 41 | #include "av7110_ipack.h" |
| 42 | |
| 43 | /* MPEG-2 (ISO 13818 / H.222.0) stream types */ |
| 44 | #define PROG_STREAM_MAP 0xBC |
| 45 | #define PRIVATE_STREAM1 0xBD |
| 46 | #define PADDING_STREAM 0xBE |
| 47 | #define PRIVATE_STREAM2 0xBF |
| 48 | #define AUDIO_STREAM_S 0xC0 |
| 49 | #define AUDIO_STREAM_E 0xDF |
| 50 | #define VIDEO_STREAM_S 0xE0 |
| 51 | #define VIDEO_STREAM_E 0xEF |
| 52 | #define ECM_STREAM 0xF0 |
| 53 | #define EMM_STREAM 0xF1 |
| 54 | #define DSM_CC_STREAM 0xF2 |
| 55 | #define ISO13522_STREAM 0xF3 |
| 56 | #define PROG_STREAM_DIR 0xFF |
| 57 | |
| 58 | #define PTS_DTS_FLAGS 0xC0 |
| 59 | |
| 60 | //pts_dts flags |
| 61 | #define PTS_ONLY 0x80 |
| 62 | #define PTS_DTS 0xC0 |
| 63 | #define TS_SIZE 188 |
| 64 | #define TRANS_ERROR 0x80 |
| 65 | #define PAY_START 0x40 |
| 66 | #define TRANS_PRIO 0x20 |
| 67 | #define PID_MASK_HI 0x1F |
| 68 | //flags |
| 69 | #define TRANS_SCRMBL1 0x80 |
| 70 | #define TRANS_SCRMBL2 0x40 |
| 71 | #define ADAPT_FIELD 0x20 |
| 72 | #define PAYLOAD 0x10 |
| 73 | #define COUNT_MASK 0x0F |
| 74 | |
| 75 | // adaptation flags |
| 76 | #define DISCON_IND 0x80 |
| 77 | #define RAND_ACC_IND 0x40 |
| 78 | #define ES_PRI_IND 0x20 |
| 79 | #define PCR_FLAG 0x10 |
| 80 | #define OPCR_FLAG 0x08 |
| 81 | #define SPLICE_FLAG 0x04 |
| 82 | #define TRANS_PRIV 0x02 |
| 83 | #define ADAP_EXT_FLAG 0x01 |
| 84 | |
| 85 | // adaptation extension flags |
| 86 | #define LTW_FLAG 0x80 |
| 87 | #define PIECE_RATE 0x40 |
| 88 | #define SEAM_SPLICE 0x20 |
| 89 | |
| 90 | |
| 91 | static void p_to_t(u8 const *buf, long int length, u16 pid, |
| 92 | u8 *counter, struct dvb_demux_feed *feed); |
| 93 | |
| 94 | |
| 95 | int av7110_record_cb(struct dvb_filter_pes2ts *p2t, u8 *buf, size_t len) |
| 96 | { |
| 97 | struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) p2t->priv; |
| 98 | |
| 99 | if (!(dvbdmxfeed->ts_type & TS_PACKET)) |
| 100 | return 0; |
| 101 | if (buf[3] == 0xe0) // video PES do not have a length in TS |
| 102 | buf[4] = buf[5] = 0; |
| 103 | if (dvbdmxfeed->ts_type & TS_PAYLOAD_ONLY) |
| 104 | return dvbdmxfeed->cb.ts(buf, len, NULL, 0, |
| 105 | &dvbdmxfeed->feed.ts, DMX_OK); |
| 106 | else |
| 107 | return dvb_filter_pes2ts(p2t, buf, len, 1); |
| 108 | } |
| 109 | |
| 110 | static int dvb_filter_pes2ts_cb(void *priv, unsigned char *data) |
| 111 | { |
| 112 | struct dvb_demux_feed *dvbdmxfeed = (struct dvb_demux_feed *) priv; |
| 113 | |
| 114 | dvbdmxfeed->cb.ts(data, 188, NULL, 0, |
| 115 | &dvbdmxfeed->feed.ts, DMX_OK); |
| 116 | return 0; |
| 117 | } |
| 118 | |
| 119 | int av7110_av_start_record(struct av7110 *av7110, int av, |
| 120 | struct dvb_demux_feed *dvbdmxfeed) |
| 121 | { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 122 | int ret = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 123 | struct dvb_demux *dvbdmx = dvbdmxfeed->demux; |
| 124 | |
| 125 | dprintk(2, "av7110:%p, , dvb_demux_feed:%p\n", av7110, dvbdmxfeed); |
| 126 | |
| 127 | if (av7110->playing || (av7110->rec_mode & av)) |
| 128 | return -EBUSY; |
| 129 | av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Stop, 0); |
| 130 | dvbdmx->recording = 1; |
| 131 | av7110->rec_mode |= av; |
| 132 | |
| 133 | switch (av7110->rec_mode) { |
| 134 | case RP_AUDIO: |
| 135 | dvb_filter_pes2ts_init(&av7110->p2t[0], |
| 136 | dvbdmx->pesfilter[0]->pid, |
| 137 | dvb_filter_pes2ts_cb, |
| 138 | (void *) dvbdmx->pesfilter[0]); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 139 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Record, 2, AudioPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 140 | break; |
| 141 | |
| 142 | case RP_VIDEO: |
| 143 | dvb_filter_pes2ts_init(&av7110->p2t[1], |
| 144 | dvbdmx->pesfilter[1]->pid, |
| 145 | dvb_filter_pes2ts_cb, |
| 146 | (void *) dvbdmx->pesfilter[1]); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 147 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Record, 2, VideoPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 148 | break; |
| 149 | |
| 150 | case RP_AV: |
| 151 | dvb_filter_pes2ts_init(&av7110->p2t[0], |
| 152 | dvbdmx->pesfilter[0]->pid, |
| 153 | dvb_filter_pes2ts_cb, |
| 154 | (void *) dvbdmx->pesfilter[0]); |
| 155 | dvb_filter_pes2ts_init(&av7110->p2t[1], |
| 156 | dvbdmx->pesfilter[1]->pid, |
| 157 | dvb_filter_pes2ts_cb, |
| 158 | (void *) dvbdmx->pesfilter[1]); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 159 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Record, 2, AV_PES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 160 | break; |
| 161 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 162 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 163 | } |
| 164 | |
| 165 | int av7110_av_start_play(struct av7110 *av7110, int av) |
| 166 | { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 167 | int ret = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 168 | dprintk(2, "av7110:%p, \n", av7110); |
| 169 | |
| 170 | if (av7110->rec_mode) |
| 171 | return -EBUSY; |
| 172 | if (av7110->playing & av) |
| 173 | return -EBUSY; |
| 174 | |
| 175 | av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Stop, 0); |
| 176 | |
| 177 | if (av7110->playing == RP_NONE) { |
| 178 | av7110_ipack_reset(&av7110->ipack[0]); |
| 179 | av7110_ipack_reset(&av7110->ipack[1]); |
| 180 | } |
| 181 | |
| 182 | av7110->playing |= av; |
| 183 | switch (av7110->playing) { |
| 184 | case RP_AUDIO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 185 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Play, 2, AudioPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 186 | break; |
| 187 | case RP_VIDEO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 188 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Play, 2, VideoPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 189 | av7110->sinfo = 0; |
| 190 | break; |
| 191 | case RP_AV: |
| 192 | av7110->sinfo = 0; |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 193 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Play, 2, AV_PES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 194 | break; |
| 195 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 196 | if (!ret) |
| 197 | ret = av7110->playing; |
| 198 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 199 | } |
| 200 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 201 | int av7110_av_stop(struct av7110 *av7110, int av) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 202 | { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 203 | int ret = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 204 | dprintk(2, "av7110:%p, \n", av7110); |
| 205 | |
| 206 | if (!(av7110->playing & av) && !(av7110->rec_mode & av)) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 207 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 208 | av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Stop, 0); |
| 209 | if (av7110->playing) { |
| 210 | av7110->playing &= ~av; |
| 211 | switch (av7110->playing) { |
| 212 | case RP_AUDIO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 213 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Play, 2, AudioPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 214 | break; |
| 215 | case RP_VIDEO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 216 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Play, 2, VideoPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 217 | break; |
| 218 | case RP_NONE: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 219 | ret = av7110_set_vidmode(av7110, av7110->vidmode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 220 | break; |
| 221 | } |
| 222 | } else { |
| 223 | av7110->rec_mode &= ~av; |
| 224 | switch (av7110->rec_mode) { |
| 225 | case RP_AUDIO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 226 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Record, 2, AudioPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 227 | break; |
| 228 | case RP_VIDEO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 229 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Record, 2, VideoPES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 230 | break; |
| 231 | case RP_NONE: |
| 232 | break; |
| 233 | } |
| 234 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 235 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 236 | } |
| 237 | |
| 238 | |
| 239 | int av7110_pes_play(void *dest, struct dvb_ringbuffer *buf, int dlen) |
| 240 | { |
| 241 | int len; |
| 242 | u32 sync; |
| 243 | u16 blen; |
| 244 | |
| 245 | if (!dlen) { |
| 246 | wake_up(&buf->queue); |
| 247 | return -1; |
| 248 | } |
| 249 | while (1) { |
| 250 | if ((len = dvb_ringbuffer_avail(buf)) < 6) |
| 251 | return -1; |
| 252 | sync = DVB_RINGBUFFER_PEEK(buf, 0) << 24; |
| 253 | sync |= DVB_RINGBUFFER_PEEK(buf, 1) << 16; |
| 254 | sync |= DVB_RINGBUFFER_PEEK(buf, 2) << 8; |
| 255 | sync |= DVB_RINGBUFFER_PEEK(buf, 3); |
| 256 | |
| 257 | if (((sync &~ 0x0f) == 0x000001e0) || |
| 258 | ((sync &~ 0x1f) == 0x000001c0) || |
| 259 | (sync == 0x000001bd)) |
| 260 | break; |
| 261 | printk("resync\n"); |
| 262 | DVB_RINGBUFFER_SKIP(buf, 1); |
| 263 | } |
| 264 | blen = DVB_RINGBUFFER_PEEK(buf, 4) << 8; |
| 265 | blen |= DVB_RINGBUFFER_PEEK(buf, 5); |
| 266 | blen += 6; |
| 267 | if (len < blen || blen > dlen) { |
| 268 | //printk("buffer empty - avail %d blen %u dlen %d\n", len, blen, dlen); |
| 269 | wake_up(&buf->queue); |
| 270 | return -1; |
| 271 | } |
| 272 | |
| 273 | dvb_ringbuffer_read(buf, dest, (size_t) blen, 0); |
| 274 | |
| 275 | dprintk(2, "pread=0x%08lx, pwrite=0x%08lx\n", |
| 276 | (unsigned long) buf->pread, (unsigned long) buf->pwrite); |
| 277 | wake_up(&buf->queue); |
| 278 | return blen; |
| 279 | } |
| 280 | |
| 281 | |
| 282 | int av7110_set_volume(struct av7110 *av7110, int volleft, int volright) |
| 283 | { |
| 284 | int err, vol, val, balance = 0; |
| 285 | |
| 286 | dprintk(2, "av7110:%p, \n", av7110); |
| 287 | |
| 288 | av7110->mixer.volume_left = volleft; |
| 289 | av7110->mixer.volume_right = volright; |
| 290 | |
| 291 | switch (av7110->adac_type) { |
| 292 | case DVB_ADAC_TI: |
| 293 | volleft = (volleft * 256) / 1036; |
| 294 | volright = (volright * 256) / 1036; |
| 295 | if (volleft > 0x3f) |
| 296 | volleft = 0x3f; |
| 297 | if (volright > 0x3f) |
| 298 | volright = 0x3f; |
| 299 | if ((err = SendDAC(av7110, 3, 0x80 + volleft))) |
| 300 | return err; |
| 301 | return SendDAC(av7110, 4, volright); |
| 302 | |
| 303 | case DVB_ADAC_CRYSTAL: |
| 304 | volleft = 127 - volleft / 2; |
| 305 | volright = 127 - volright / 2; |
| 306 | i2c_writereg(av7110, 0x20, 0x03, volleft); |
| 307 | i2c_writereg(av7110, 0x20, 0x04, volright); |
| 308 | return 0; |
| 309 | |
Marco Schluessler | 1c13b95 | 2006-01-09 15:25:06 -0200 | [diff] [blame] | 310 | case DVB_ADAC_MSP34x0: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 311 | vol = (volleft > volright) ? volleft : volright; |
| 312 | val = (vol * 0x73 / 255) << 8; |
| 313 | if (vol > 0) |
| 314 | balance = ((volright - volleft) * 127) / vol; |
| 315 | msp_writereg(av7110, MSP_WR_DSP, 0x0001, balance << 8); |
| 316 | msp_writereg(av7110, MSP_WR_DSP, 0x0000, val); /* loudspeaker */ |
| 317 | msp_writereg(av7110, MSP_WR_DSP, 0x0006, val); /* headphonesr */ |
| 318 | return 0; |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 319 | |
| 320 | case DVB_ADAC_MSP34x5: |
| 321 | vol = (volleft > volright) ? volleft : volright; |
| 322 | val = (vol * 0x73 / 255) << 8; |
| 323 | if (vol > 0) |
| 324 | balance = ((volright - volleft) * 127) / vol; |
| 325 | msp_writereg(av7110, MSP_WR_DSP, 0x0001, balance << 8); |
| 326 | msp_writereg(av7110, MSP_WR_DSP, 0x0000, val); /* loudspeaker */ |
| 327 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 328 | } |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 329 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 330 | return 0; |
| 331 | } |
| 332 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 333 | int av7110_set_vidmode(struct av7110 *av7110, int mode) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 334 | { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 335 | int ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 336 | dprintk(2, "av7110:%p, \n", av7110); |
| 337 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 338 | ret = av7110_fw_cmd(av7110, COMTYPE_ENCODER, LoadVidCode, 1, mode); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 339 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 340 | if (!ret && !av7110->playing) { |
| 341 | ret = ChangePIDs(av7110, av7110->pids[DMX_PES_VIDEO], |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 342 | av7110->pids[DMX_PES_AUDIO], |
| 343 | av7110->pids[DMX_PES_TELETEXT], |
| 344 | 0, av7110->pids[DMX_PES_PCR]); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 345 | if (!ret) |
| 346 | ret = av7110_fw_cmd(av7110, COMTYPE_PIDFILTER, Scan, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 347 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 348 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 349 | } |
| 350 | |
| 351 | |
| 352 | static int sw2mode[16] = { |
| 353 | VIDEO_MODE_PAL, VIDEO_MODE_NTSC, VIDEO_MODE_NTSC, VIDEO_MODE_PAL, |
| 354 | VIDEO_MODE_NTSC, VIDEO_MODE_NTSC, VIDEO_MODE_PAL, VIDEO_MODE_NTSC, |
| 355 | VIDEO_MODE_PAL, VIDEO_MODE_PAL, VIDEO_MODE_PAL, VIDEO_MODE_PAL, |
| 356 | VIDEO_MODE_PAL, VIDEO_MODE_PAL, VIDEO_MODE_PAL, VIDEO_MODE_PAL, |
| 357 | }; |
| 358 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 359 | static int get_video_format(struct av7110 *av7110, u8 *buf, int count) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 360 | { |
| 361 | int i; |
| 362 | int hsize, vsize; |
| 363 | int sw; |
| 364 | u8 *p; |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 365 | int ret = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 366 | |
| 367 | dprintk(2, "av7110:%p, \n", av7110); |
| 368 | |
| 369 | if (av7110->sinfo) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 370 | return 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 371 | for (i = 7; i < count - 10; i++) { |
| 372 | p = buf + i; |
| 373 | if (p[0] || p[1] || p[2] != 0x01 || p[3] != 0xb3) |
| 374 | continue; |
| 375 | p += 4; |
| 376 | hsize = ((p[1] &0xF0) >> 4) | (p[0] << 4); |
| 377 | vsize = ((p[1] &0x0F) << 8) | (p[2]); |
| 378 | sw = (p[3] & 0x0F); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 379 | ret = av7110_set_vidmode(av7110, sw2mode[sw]); |
| 380 | if (!ret) { |
| 381 | dprintk(2, "playback %dx%d fr=%d\n", hsize, vsize, sw); |
| 382 | av7110->sinfo = 1; |
| 383 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 384 | break; |
| 385 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 386 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 387 | } |
| 388 | |
| 389 | |
| 390 | /**************************************************************************** |
| 391 | * I/O buffer management and control |
| 392 | ****************************************************************************/ |
| 393 | |
| 394 | static inline long aux_ring_buffer_write(struct dvb_ringbuffer *rbuf, |
| 395 | const char *buf, unsigned long count) |
| 396 | { |
| 397 | unsigned long todo = count; |
| 398 | int free; |
| 399 | |
| 400 | while (todo > 0) { |
| 401 | if (dvb_ringbuffer_free(rbuf) < 2048) { |
| 402 | if (wait_event_interruptible(rbuf->queue, |
| 403 | (dvb_ringbuffer_free(rbuf) >= 2048))) |
| 404 | return count - todo; |
| 405 | } |
| 406 | free = dvb_ringbuffer_free(rbuf); |
| 407 | if (free > todo) |
| 408 | free = todo; |
| 409 | dvb_ringbuffer_write(rbuf, buf, free); |
| 410 | todo -= free; |
| 411 | buf += free; |
| 412 | } |
| 413 | |
| 414 | return count - todo; |
| 415 | } |
| 416 | |
| 417 | static void play_video_cb(u8 *buf, int count, void *priv) |
| 418 | { |
| 419 | struct av7110 *av7110 = (struct av7110 *) priv; |
| 420 | dprintk(2, "av7110:%p, \n", av7110); |
| 421 | |
| 422 | if ((buf[3] & 0xe0) == 0xe0) { |
| 423 | get_video_format(av7110, buf, count); |
| 424 | aux_ring_buffer_write(&av7110->avout, buf, count); |
| 425 | } else |
| 426 | aux_ring_buffer_write(&av7110->aout, buf, count); |
| 427 | } |
| 428 | |
| 429 | static void play_audio_cb(u8 *buf, int count, void *priv) |
| 430 | { |
| 431 | struct av7110 *av7110 = (struct av7110 *) priv; |
| 432 | dprintk(2, "av7110:%p, \n", av7110); |
| 433 | |
| 434 | aux_ring_buffer_write(&av7110->aout, buf, count); |
| 435 | } |
| 436 | |
| 437 | #define FREE_COND (dvb_ringbuffer_free(&av7110->avout) >= 20 * 1024 && \ |
| 438 | dvb_ringbuffer_free(&av7110->aout) >= 20 * 1024) |
| 439 | |
| 440 | static ssize_t dvb_play(struct av7110 *av7110, const u8 __user *buf, |
| 441 | unsigned long count, int nonblock, int type) |
| 442 | { |
| 443 | unsigned long todo = count, n; |
| 444 | dprintk(2, "av7110:%p, \n", av7110); |
| 445 | |
| 446 | if (!av7110->kbuf[type]) |
| 447 | return -ENOBUFS; |
| 448 | |
| 449 | if (nonblock && !FREE_COND) |
| 450 | return -EWOULDBLOCK; |
| 451 | |
| 452 | while (todo > 0) { |
| 453 | if (!FREE_COND) { |
| 454 | if (nonblock) |
| 455 | return count - todo; |
| 456 | if (wait_event_interruptible(av7110->avout.queue, |
| 457 | FREE_COND)) |
| 458 | return count - todo; |
| 459 | } |
| 460 | n = todo; |
| 461 | if (n > IPACKS * 2) |
| 462 | n = IPACKS * 2; |
| 463 | if (copy_from_user(av7110->kbuf[type], buf, n)) |
| 464 | return -EFAULT; |
| 465 | av7110_ipack_instant_repack(av7110->kbuf[type], n, |
| 466 | &av7110->ipack[type]); |
| 467 | todo -= n; |
| 468 | buf += n; |
| 469 | } |
| 470 | return count - todo; |
| 471 | } |
| 472 | |
| 473 | static ssize_t dvb_play_kernel(struct av7110 *av7110, const u8 *buf, |
| 474 | unsigned long count, int nonblock, int type) |
| 475 | { |
| 476 | unsigned long todo = count, n; |
| 477 | dprintk(2, "av7110:%p, \n", av7110); |
| 478 | |
| 479 | if (!av7110->kbuf[type]) |
| 480 | return -ENOBUFS; |
| 481 | |
| 482 | if (nonblock && !FREE_COND) |
| 483 | return -EWOULDBLOCK; |
| 484 | |
| 485 | while (todo > 0) { |
| 486 | if (!FREE_COND) { |
| 487 | if (nonblock) |
| 488 | return count - todo; |
| 489 | if (wait_event_interruptible(av7110->avout.queue, |
| 490 | FREE_COND)) |
| 491 | return count - todo; |
| 492 | } |
| 493 | n = todo; |
| 494 | if (n > IPACKS * 2) |
| 495 | n = IPACKS * 2; |
| 496 | av7110_ipack_instant_repack(buf, n, &av7110->ipack[type]); |
| 497 | todo -= n; |
| 498 | buf += n; |
| 499 | } |
| 500 | return count - todo; |
| 501 | } |
| 502 | |
| 503 | static ssize_t dvb_aplay(struct av7110 *av7110, const u8 __user *buf, |
| 504 | unsigned long count, int nonblock, int type) |
| 505 | { |
| 506 | unsigned long todo = count, n; |
| 507 | dprintk(2, "av7110:%p, \n", av7110); |
| 508 | |
| 509 | if (!av7110->kbuf[type]) |
| 510 | return -ENOBUFS; |
| 511 | if (nonblock && dvb_ringbuffer_free(&av7110->aout) < 20 * 1024) |
| 512 | return -EWOULDBLOCK; |
| 513 | |
| 514 | while (todo > 0) { |
| 515 | if (dvb_ringbuffer_free(&av7110->aout) < 20 * 1024) { |
| 516 | if (nonblock) |
| 517 | return count - todo; |
| 518 | if (wait_event_interruptible(av7110->aout.queue, |
| 519 | (dvb_ringbuffer_free(&av7110->aout) >= 20 * 1024))) |
| 520 | return count-todo; |
| 521 | } |
| 522 | n = todo; |
| 523 | if (n > IPACKS * 2) |
| 524 | n = IPACKS * 2; |
| 525 | if (copy_from_user(av7110->kbuf[type], buf, n)) |
| 526 | return -EFAULT; |
| 527 | av7110_ipack_instant_repack(av7110->kbuf[type], n, |
| 528 | &av7110->ipack[type]); |
| 529 | todo -= n; |
| 530 | buf += n; |
| 531 | } |
| 532 | return count - todo; |
| 533 | } |
| 534 | |
| 535 | void av7110_p2t_init(struct av7110_p2t *p, struct dvb_demux_feed *feed) |
| 536 | { |
| 537 | memset(p->pes, 0, TS_SIZE); |
| 538 | p->counter = 0; |
| 539 | p->pos = 0; |
| 540 | p->frags = 0; |
| 541 | if (feed) |
| 542 | p->feed = feed; |
| 543 | } |
| 544 | |
| 545 | static void clear_p2t(struct av7110_p2t *p) |
| 546 | { |
| 547 | memset(p->pes, 0, TS_SIZE); |
| 548 | // p->counter = 0; |
| 549 | p->pos = 0; |
| 550 | p->frags = 0; |
| 551 | } |
| 552 | |
| 553 | |
| 554 | static int find_pes_header(u8 const *buf, long int length, int *frags) |
| 555 | { |
| 556 | int c = 0; |
| 557 | int found = 0; |
| 558 | |
| 559 | *frags = 0; |
| 560 | |
| 561 | while (c < length - 3 && !found) { |
| 562 | if (buf[c] == 0x00 && buf[c + 1] == 0x00 && |
| 563 | buf[c + 2] == 0x01) { |
| 564 | switch ( buf[c + 3] ) { |
| 565 | case PROG_STREAM_MAP: |
| 566 | case PRIVATE_STREAM2: |
| 567 | case PROG_STREAM_DIR: |
| 568 | case ECM_STREAM : |
| 569 | case EMM_STREAM : |
| 570 | case PADDING_STREAM : |
| 571 | case DSM_CC_STREAM : |
| 572 | case ISO13522_STREAM: |
| 573 | case PRIVATE_STREAM1: |
| 574 | case AUDIO_STREAM_S ... AUDIO_STREAM_E: |
| 575 | case VIDEO_STREAM_S ... VIDEO_STREAM_E: |
| 576 | found = 1; |
| 577 | break; |
| 578 | |
| 579 | default: |
| 580 | c++; |
| 581 | break; |
| 582 | } |
| 583 | } else |
| 584 | c++; |
| 585 | } |
| 586 | if (c == length - 3 && !found) { |
| 587 | if (buf[length - 1] == 0x00) |
| 588 | *frags = 1; |
| 589 | if (buf[length - 2] == 0x00 && |
| 590 | buf[length - 1] == 0x00) |
| 591 | *frags = 2; |
| 592 | if (buf[length - 3] == 0x00 && |
| 593 | buf[length - 2] == 0x00 && |
| 594 | buf[length - 1] == 0x01) |
| 595 | *frags = 3; |
| 596 | return -1; |
| 597 | } |
| 598 | |
| 599 | return c; |
| 600 | } |
| 601 | |
| 602 | void av7110_p2t_write(u8 const *buf, long int length, u16 pid, struct av7110_p2t *p) |
| 603 | { |
| 604 | int c, c2, l, add; |
| 605 | int check, rest; |
| 606 | |
| 607 | c = 0; |
| 608 | c2 = 0; |
| 609 | if (p->frags){ |
| 610 | check = 0; |
| 611 | switch(p->frags) { |
| 612 | case 1: |
| 613 | if (buf[c] == 0x00 && buf[c + 1] == 0x01) { |
| 614 | check = 1; |
| 615 | c += 2; |
| 616 | } |
| 617 | break; |
| 618 | case 2: |
| 619 | if (buf[c] == 0x01) { |
| 620 | check = 1; |
| 621 | c++; |
| 622 | } |
| 623 | break; |
| 624 | case 3: |
| 625 | check = 1; |
| 626 | } |
| 627 | if (check) { |
| 628 | switch (buf[c]) { |
| 629 | case PROG_STREAM_MAP: |
| 630 | case PRIVATE_STREAM2: |
| 631 | case PROG_STREAM_DIR: |
| 632 | case ECM_STREAM : |
| 633 | case EMM_STREAM : |
| 634 | case PADDING_STREAM : |
| 635 | case DSM_CC_STREAM : |
| 636 | case ISO13522_STREAM: |
| 637 | case PRIVATE_STREAM1: |
| 638 | case AUDIO_STREAM_S ... AUDIO_STREAM_E: |
| 639 | case VIDEO_STREAM_S ... VIDEO_STREAM_E: |
| 640 | p->pes[0] = 0x00; |
| 641 | p->pes[1] = 0x00; |
| 642 | p->pes[2] = 0x01; |
| 643 | p->pes[3] = buf[c]; |
| 644 | p->pos = 4; |
| 645 | memcpy(p->pes + p->pos, buf + c, (TS_SIZE - 4) - p->pos); |
| 646 | c += (TS_SIZE - 4) - p->pos; |
| 647 | p_to_t(p->pes, (TS_SIZE - 4), pid, &p->counter, p->feed); |
| 648 | clear_p2t(p); |
| 649 | break; |
| 650 | |
| 651 | default: |
| 652 | c = 0; |
| 653 | break; |
| 654 | } |
| 655 | } |
| 656 | p->frags = 0; |
| 657 | } |
| 658 | |
| 659 | if (p->pos) { |
| 660 | c2 = find_pes_header(buf + c, length - c, &p->frags); |
| 661 | if (c2 >= 0 && c2 < (TS_SIZE - 4) - p->pos) |
| 662 | l = c2+c; |
| 663 | else |
| 664 | l = (TS_SIZE - 4) - p->pos; |
| 665 | memcpy(p->pes + p->pos, buf, l); |
| 666 | c += l; |
| 667 | p->pos += l; |
| 668 | p_to_t(p->pes, p->pos, pid, &p->counter, p->feed); |
| 669 | clear_p2t(p); |
| 670 | } |
| 671 | |
| 672 | add = 0; |
| 673 | while (c < length) { |
| 674 | c2 = find_pes_header(buf + c + add, length - c - add, &p->frags); |
| 675 | if (c2 >= 0) { |
| 676 | c2 += c + add; |
| 677 | if (c2 > c){ |
| 678 | p_to_t(buf + c, c2 - c, pid, &p->counter, p->feed); |
| 679 | c = c2; |
| 680 | clear_p2t(p); |
| 681 | add = 0; |
| 682 | } else |
| 683 | add = 1; |
| 684 | } else { |
| 685 | l = length - c; |
| 686 | rest = l % (TS_SIZE - 4); |
| 687 | l -= rest; |
| 688 | p_to_t(buf + c, l, pid, &p->counter, p->feed); |
| 689 | memcpy(p->pes, buf + c + l, rest); |
| 690 | p->pos = rest; |
| 691 | c = length; |
| 692 | } |
| 693 | } |
| 694 | } |
| 695 | |
| 696 | |
| 697 | static int write_ts_header2(u16 pid, u8 *counter, int pes_start, u8 *buf, u8 length) |
| 698 | { |
| 699 | int i; |
| 700 | int c = 0; |
| 701 | int fill; |
| 702 | u8 tshead[4] = { 0x47, 0x00, 0x00, 0x10 }; |
| 703 | |
| 704 | fill = (TS_SIZE - 4) - length; |
| 705 | if (pes_start) |
| 706 | tshead[1] = 0x40; |
| 707 | if (fill) |
| 708 | tshead[3] = 0x30; |
| 709 | tshead[1] |= (u8)((pid & 0x1F00) >> 8); |
| 710 | tshead[2] |= (u8)(pid & 0x00FF); |
| 711 | tshead[3] |= ((*counter)++ & 0x0F); |
| 712 | memcpy(buf, tshead, 4); |
| 713 | c += 4; |
| 714 | |
| 715 | if (fill) { |
| 716 | buf[4] = fill - 1; |
| 717 | c++; |
| 718 | if (fill > 1) { |
| 719 | buf[5] = 0x00; |
| 720 | c++; |
| 721 | } |
| 722 | for (i = 6; i < fill + 4; i++) { |
| 723 | buf[i] = 0xFF; |
| 724 | c++; |
| 725 | } |
| 726 | } |
| 727 | |
| 728 | return c; |
| 729 | } |
| 730 | |
| 731 | |
| 732 | static void p_to_t(u8 const *buf, long int length, u16 pid, u8 *counter, |
| 733 | struct dvb_demux_feed *feed) |
| 734 | { |
| 735 | int l, pes_start; |
| 736 | u8 obuf[TS_SIZE]; |
| 737 | long c = 0; |
| 738 | |
| 739 | pes_start = 0; |
| 740 | if (length > 3 && |
| 741 | buf[0] == 0x00 && buf[1] == 0x00 && buf[2] == 0x01) |
| 742 | switch (buf[3]) { |
| 743 | case PROG_STREAM_MAP: |
| 744 | case PRIVATE_STREAM2: |
| 745 | case PROG_STREAM_DIR: |
| 746 | case ECM_STREAM : |
| 747 | case EMM_STREAM : |
| 748 | case PADDING_STREAM : |
| 749 | case DSM_CC_STREAM : |
| 750 | case ISO13522_STREAM: |
| 751 | case PRIVATE_STREAM1: |
| 752 | case AUDIO_STREAM_S ... AUDIO_STREAM_E: |
| 753 | case VIDEO_STREAM_S ... VIDEO_STREAM_E: |
| 754 | pes_start = 1; |
| 755 | break; |
| 756 | |
| 757 | default: |
| 758 | break; |
| 759 | } |
| 760 | |
| 761 | while (c < length) { |
| 762 | memset(obuf, 0, TS_SIZE); |
| 763 | if (length - c >= (TS_SIZE - 4)){ |
| 764 | l = write_ts_header2(pid, counter, pes_start, |
| 765 | obuf, (TS_SIZE - 4)); |
| 766 | memcpy(obuf + l, buf + c, TS_SIZE - l); |
| 767 | c += TS_SIZE - l; |
| 768 | } else { |
| 769 | l = write_ts_header2(pid, counter, pes_start, |
| 770 | obuf, length - c); |
| 771 | memcpy(obuf + l, buf + c, TS_SIZE - l); |
| 772 | c = length; |
| 773 | } |
| 774 | feed->cb.ts(obuf, 188, NULL, 0, &feed->feed.ts, DMX_OK); |
| 775 | pes_start = 0; |
| 776 | } |
| 777 | } |
| 778 | |
| 779 | |
| 780 | int av7110_write_to_decoder(struct dvb_demux_feed *feed, const u8 *buf, size_t len) |
| 781 | { |
| 782 | struct dvb_demux *demux = feed->demux; |
| 783 | struct av7110 *av7110 = (struct av7110 *) demux->priv; |
| 784 | struct ipack *ipack = &av7110->ipack[feed->pes_type]; |
| 785 | |
| 786 | dprintk(2, "av7110:%p, \n", av7110); |
| 787 | |
| 788 | switch (feed->pes_type) { |
| 789 | case 0: |
| 790 | if (av7110->audiostate.stream_source == AUDIO_SOURCE_MEMORY) |
| 791 | return -EINVAL; |
| 792 | break; |
| 793 | case 1: |
| 794 | if (av7110->videostate.stream_source == VIDEO_SOURCE_MEMORY) |
| 795 | return -EINVAL; |
| 796 | break; |
| 797 | default: |
| 798 | return -1; |
| 799 | } |
| 800 | |
| 801 | if (!(buf[3] & 0x10)) /* no payload? */ |
| 802 | return -1; |
| 803 | if (buf[1] & 0x40) |
| 804 | av7110_ipack_flush(ipack); |
| 805 | |
| 806 | if (buf[3] & 0x20) { /* adaptation field? */ |
| 807 | len -= buf[4] + 1; |
| 808 | buf += buf[4] + 1; |
| 809 | if (!len) |
| 810 | return 0; |
| 811 | } |
| 812 | |
| 813 | av7110_ipack_instant_repack(buf + 4, len - 4, &av7110->ipack[feed->pes_type]); |
| 814 | return 0; |
| 815 | } |
| 816 | |
| 817 | |
| 818 | |
| 819 | /****************************************************************************** |
| 820 | * Video MPEG decoder events |
| 821 | ******************************************************************************/ |
| 822 | void dvb_video_add_event(struct av7110 *av7110, struct video_event *event) |
| 823 | { |
| 824 | struct dvb_video_events *events = &av7110->video_events; |
| 825 | int wp; |
| 826 | |
| 827 | spin_lock_bh(&events->lock); |
| 828 | |
| 829 | wp = (events->eventw + 1) % MAX_VIDEO_EVENT; |
| 830 | if (wp == events->eventr) { |
| 831 | events->overflow = 1; |
| 832 | events->eventr = (events->eventr + 1) % MAX_VIDEO_EVENT; |
| 833 | } |
| 834 | |
| 835 | //FIXME: timestamp? |
| 836 | memcpy(&events->events[events->eventw], event, sizeof(struct video_event)); |
| 837 | events->eventw = wp; |
| 838 | |
| 839 | spin_unlock_bh(&events->lock); |
| 840 | |
| 841 | wake_up_interruptible(&events->wait_queue); |
| 842 | } |
| 843 | |
| 844 | |
| 845 | static int dvb_video_get_event (struct av7110 *av7110, struct video_event *event, int flags) |
| 846 | { |
| 847 | struct dvb_video_events *events = &av7110->video_events; |
| 848 | |
| 849 | if (events->overflow) { |
| 850 | events->overflow = 0; |
| 851 | return -EOVERFLOW; |
| 852 | } |
| 853 | if (events->eventw == events->eventr) { |
| 854 | int ret; |
| 855 | |
| 856 | if (flags & O_NONBLOCK) |
| 857 | return -EWOULDBLOCK; |
| 858 | |
| 859 | ret = wait_event_interruptible(events->wait_queue, |
| 860 | events->eventw != events->eventr); |
| 861 | if (ret < 0) |
| 862 | return ret; |
| 863 | } |
| 864 | |
| 865 | spin_lock_bh(&events->lock); |
| 866 | |
| 867 | memcpy(event, &events->events[events->eventr], |
| 868 | sizeof(struct video_event)); |
| 869 | events->eventr = (events->eventr + 1) % MAX_VIDEO_EVENT; |
| 870 | |
| 871 | spin_unlock_bh(&events->lock); |
| 872 | |
| 873 | return 0; |
| 874 | } |
| 875 | |
| 876 | |
| 877 | /****************************************************************************** |
| 878 | * DVB device file operations |
| 879 | ******************************************************************************/ |
| 880 | |
| 881 | static unsigned int dvb_video_poll(struct file *file, poll_table *wait) |
| 882 | { |
| 883 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 884 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 885 | unsigned int mask = 0; |
| 886 | |
| 887 | dprintk(2, "av7110:%p, \n", av7110); |
| 888 | |
| 889 | if ((file->f_flags & O_ACCMODE) != O_RDONLY) |
| 890 | poll_wait(file, &av7110->avout.queue, wait); |
| 891 | |
| 892 | poll_wait(file, &av7110->video_events.wait_queue, wait); |
| 893 | |
| 894 | if (av7110->video_events.eventw != av7110->video_events.eventr) |
| 895 | mask = POLLPRI; |
| 896 | |
| 897 | if ((file->f_flags & O_ACCMODE) != O_RDONLY) { |
| 898 | if (av7110->playing) { |
| 899 | if (FREE_COND) |
| 900 | mask |= (POLLOUT | POLLWRNORM); |
| 901 | } else /* if not playing: may play if asked for */ |
| 902 | mask |= (POLLOUT | POLLWRNORM); |
| 903 | } |
| 904 | |
| 905 | return mask; |
| 906 | } |
| 907 | |
| 908 | static ssize_t dvb_video_write(struct file *file, const char __user *buf, |
| 909 | size_t count, loff_t *ppos) |
| 910 | { |
| 911 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 912 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 913 | |
| 914 | dprintk(2, "av7110:%p, \n", av7110); |
| 915 | |
| 916 | if ((file->f_flags & O_ACCMODE) == O_RDONLY) |
| 917 | return -EPERM; |
| 918 | |
| 919 | if (av7110->videostate.stream_source != VIDEO_SOURCE_MEMORY) |
| 920 | return -EPERM; |
| 921 | |
| 922 | return dvb_play(av7110, buf, count, file->f_flags & O_NONBLOCK, 1); |
| 923 | } |
| 924 | |
| 925 | static unsigned int dvb_audio_poll(struct file *file, poll_table *wait) |
| 926 | { |
| 927 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 928 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 929 | unsigned int mask = 0; |
| 930 | |
| 931 | dprintk(2, "av7110:%p, \n", av7110); |
| 932 | |
| 933 | poll_wait(file, &av7110->aout.queue, wait); |
| 934 | |
| 935 | if (av7110->playing) { |
| 936 | if (dvb_ringbuffer_free(&av7110->aout) >= 20 * 1024) |
| 937 | mask |= (POLLOUT | POLLWRNORM); |
| 938 | } else /* if not playing: may play if asked for */ |
| 939 | mask = (POLLOUT | POLLWRNORM); |
| 940 | |
| 941 | return mask; |
| 942 | } |
| 943 | |
| 944 | static ssize_t dvb_audio_write(struct file *file, const char __user *buf, |
| 945 | size_t count, loff_t *ppos) |
| 946 | { |
| 947 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 948 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 949 | |
| 950 | dprintk(2, "av7110:%p, \n", av7110); |
| 951 | |
| 952 | if (av7110->audiostate.stream_source != AUDIO_SOURCE_MEMORY) { |
| 953 | printk(KERN_ERR "not audio source memory\n"); |
| 954 | return -EPERM; |
| 955 | } |
| 956 | return dvb_aplay(av7110, buf, count, file->f_flags & O_NONBLOCK, 0); |
| 957 | } |
| 958 | |
| 959 | static u8 iframe_header[] = { 0x00, 0x00, 0x01, 0xe0, 0x00, 0x00, 0x80, 0x00, 0x00 }; |
| 960 | |
| 961 | #define MIN_IFRAME 400000 |
| 962 | |
| 963 | static int play_iframe(struct av7110 *av7110, u8 __user *buf, unsigned int len, int nonblock) |
| 964 | { |
| 965 | int i, n; |
| 966 | |
| 967 | dprintk(2, "av7110:%p, \n", av7110); |
| 968 | |
| 969 | if (!(av7110->playing & RP_VIDEO)) { |
| 970 | if (av7110_av_start_play(av7110, RP_VIDEO) < 0) |
| 971 | return -EBUSY; |
| 972 | } |
| 973 | |
| 974 | /* setting n always > 1, fixes problems when playing stillframes |
| 975 | consisting of I- and P-Frames */ |
| 976 | n = MIN_IFRAME / len + 1; |
| 977 | |
| 978 | /* FIXME: nonblock? */ |
| 979 | dvb_play_kernel(av7110, iframe_header, sizeof(iframe_header), 0, 1); |
| 980 | |
| 981 | for (i = 0; i < n; i++) |
| 982 | dvb_play(av7110, buf, len, 0, 1); |
| 983 | |
| 984 | av7110_ipack_flush(&av7110->ipack[1]); |
| 985 | return 0; |
| 986 | } |
| 987 | |
| 988 | |
| 989 | static int dvb_video_ioctl(struct inode *inode, struct file *file, |
| 990 | unsigned int cmd, void *parg) |
| 991 | { |
| 992 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 993 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 994 | unsigned long arg = (unsigned long) parg; |
| 995 | int ret = 0; |
| 996 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 997 | dprintk(1, "av7110:%p, cmd=%04x\n", av7110,cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 998 | |
| 999 | if ((file->f_flags & O_ACCMODE) == O_RDONLY) { |
| 1000 | if ( cmd != VIDEO_GET_STATUS && cmd != VIDEO_GET_EVENT && |
| 1001 | cmd != VIDEO_GET_SIZE ) { |
| 1002 | return -EPERM; |
| 1003 | } |
| 1004 | } |
| 1005 | |
| 1006 | switch (cmd) { |
| 1007 | case VIDEO_STOP: |
| 1008 | av7110->videostate.play_state = VIDEO_STOPPED; |
| 1009 | if (av7110->videostate.stream_source == VIDEO_SOURCE_MEMORY) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1010 | ret = av7110_av_stop(av7110, RP_VIDEO); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1011 | else |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1012 | ret = vidcom(av7110, VIDEO_CMD_STOP, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1013 | av7110->videostate.video_blank ? 0 : 1); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1014 | if (!ret) |
| 1015 | av7110->trickmode = TRICK_NONE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1016 | break; |
| 1017 | |
| 1018 | case VIDEO_PLAY: |
| 1019 | av7110->trickmode = TRICK_NONE; |
| 1020 | if (av7110->videostate.play_state == VIDEO_FREEZED) { |
| 1021 | av7110->videostate.play_state = VIDEO_PLAYING; |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1022 | ret = vidcom(av7110, VIDEO_CMD_PLAY, 0); |
| 1023 | if (ret) |
| 1024 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1025 | } |
| 1026 | |
| 1027 | if (av7110->videostate.stream_source == VIDEO_SOURCE_MEMORY) { |
| 1028 | if (av7110->playing == RP_AV) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1029 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Stop, 0); |
| 1030 | if (ret) |
| 1031 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1032 | av7110->playing &= ~RP_VIDEO; |
| 1033 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1034 | ret = av7110_av_start_play(av7110, RP_VIDEO); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1035 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1036 | if (!ret) |
| 1037 | ret = vidcom(av7110, VIDEO_CMD_PLAY, 0); |
| 1038 | if (!ret) |
| 1039 | av7110->videostate.play_state = VIDEO_PLAYING; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1040 | break; |
| 1041 | |
| 1042 | case VIDEO_FREEZE: |
| 1043 | av7110->videostate.play_state = VIDEO_FREEZED; |
| 1044 | if (av7110->playing & RP_VIDEO) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1045 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Pause, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1046 | else |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1047 | ret = vidcom(av7110, VIDEO_CMD_FREEZE, 1); |
| 1048 | if (!ret) |
| 1049 | av7110->trickmode = TRICK_FREEZE; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1050 | break; |
| 1051 | |
| 1052 | case VIDEO_CONTINUE: |
| 1053 | if (av7110->playing & RP_VIDEO) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1054 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Continue, 0); |
| 1055 | if (!ret) |
| 1056 | ret = vidcom(av7110, VIDEO_CMD_PLAY, 0); |
| 1057 | if (!ret) { |
| 1058 | av7110->videostate.play_state = VIDEO_PLAYING; |
| 1059 | av7110->trickmode = TRICK_NONE; |
| 1060 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1061 | break; |
| 1062 | |
| 1063 | case VIDEO_SELECT_SOURCE: |
| 1064 | av7110->videostate.stream_source = (video_stream_source_t) arg; |
| 1065 | break; |
| 1066 | |
| 1067 | case VIDEO_SET_BLANK: |
| 1068 | av7110->videostate.video_blank = (int) arg; |
| 1069 | break; |
| 1070 | |
| 1071 | case VIDEO_GET_STATUS: |
| 1072 | memcpy(parg, &av7110->videostate, sizeof(struct video_status)); |
| 1073 | break; |
| 1074 | |
| 1075 | case VIDEO_GET_EVENT: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1076 | ret = dvb_video_get_event(av7110, parg, file->f_flags); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1077 | break; |
| 1078 | |
| 1079 | case VIDEO_GET_SIZE: |
| 1080 | memcpy(parg, &av7110->video_size, sizeof(video_size_t)); |
| 1081 | break; |
| 1082 | |
| 1083 | case VIDEO_SET_DISPLAY_FORMAT: |
| 1084 | { |
| 1085 | video_displayformat_t format = (video_displayformat_t) arg; |
| 1086 | u16 val = 0; |
| 1087 | |
| 1088 | switch (format) { |
| 1089 | case VIDEO_PAN_SCAN: |
| 1090 | val = VID_PAN_SCAN_PREF; |
| 1091 | break; |
| 1092 | |
| 1093 | case VIDEO_LETTER_BOX: |
| 1094 | val = VID_VC_AND_PS_PREF; |
| 1095 | break; |
| 1096 | |
| 1097 | case VIDEO_CENTER_CUT_OUT: |
| 1098 | val = VID_CENTRE_CUT_PREF; |
| 1099 | break; |
| 1100 | |
| 1101 | default: |
| 1102 | ret = -EINVAL; |
| 1103 | } |
| 1104 | if (ret < 0) |
| 1105 | break; |
Johannes Stezenbach | a65d3bb | 2005-05-16 21:54:26 -0700 | [diff] [blame] | 1106 | av7110->videostate.display_format = format; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1107 | ret = av7110_fw_cmd(av7110, COMTYPE_ENCODER, SetPanScanType, |
| 1108 | 1, (u16) val); |
| 1109 | break; |
| 1110 | } |
| 1111 | |
| 1112 | case VIDEO_SET_FORMAT: |
| 1113 | if (arg > 1) { |
| 1114 | ret = -EINVAL; |
| 1115 | break; |
| 1116 | } |
| 1117 | av7110->display_ar = arg; |
| 1118 | ret = av7110_fw_cmd(av7110, COMTYPE_ENCODER, SetMonitorType, |
| 1119 | 1, (u16) arg); |
| 1120 | break; |
| 1121 | |
| 1122 | case VIDEO_STILLPICTURE: |
| 1123 | { |
| 1124 | struct video_still_picture *pic = |
| 1125 | (struct video_still_picture *) parg; |
| 1126 | av7110->videostate.stream_source = VIDEO_SOURCE_MEMORY; |
| 1127 | dvb_ringbuffer_flush_spinlock_wakeup(&av7110->avout); |
| 1128 | ret = play_iframe(av7110, pic->iFrame, pic->size, |
| 1129 | file->f_flags & O_NONBLOCK); |
| 1130 | break; |
| 1131 | } |
| 1132 | |
| 1133 | case VIDEO_FAST_FORWARD: |
| 1134 | //note: arg is ignored by firmware |
| 1135 | if (av7110->playing & RP_VIDEO) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1136 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, |
Johannes Stezenbach | 7a2fa90 | 2005-07-07 17:58:01 -0700 | [diff] [blame] | 1137 | __Scan_I, 2, AV_PES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1138 | else |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1139 | ret = vidcom(av7110, VIDEO_CMD_FFWD, arg); |
| 1140 | if (!ret) { |
| 1141 | av7110->trickmode = TRICK_FAST; |
| 1142 | av7110->videostate.play_state = VIDEO_PLAYING; |
| 1143 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1144 | break; |
| 1145 | |
| 1146 | case VIDEO_SLOWMOTION: |
| 1147 | if (av7110->playing&RP_VIDEO) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1148 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, __Slow, 2, 0, 0); |
| 1149 | if (!ret) |
| 1150 | ret = vidcom(av7110, VIDEO_CMD_SLOW, arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1151 | } else { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1152 | ret = vidcom(av7110, VIDEO_CMD_PLAY, 0); |
| 1153 | if (!ret) |
| 1154 | ret = vidcom(av7110, VIDEO_CMD_STOP, 0); |
| 1155 | if (!ret) |
| 1156 | ret = vidcom(av7110, VIDEO_CMD_SLOW, arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1157 | } |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1158 | if (!ret) { |
| 1159 | av7110->trickmode = TRICK_SLOW; |
| 1160 | av7110->videostate.play_state = VIDEO_PLAYING; |
| 1161 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1162 | break; |
| 1163 | |
| 1164 | case VIDEO_GET_CAPABILITIES: |
| 1165 | *(int *)parg = VIDEO_CAP_MPEG1 | VIDEO_CAP_MPEG2 | |
| 1166 | VIDEO_CAP_SYS | VIDEO_CAP_PROG; |
| 1167 | break; |
| 1168 | |
| 1169 | case VIDEO_CLEAR_BUFFER: |
| 1170 | dvb_ringbuffer_flush_spinlock_wakeup(&av7110->avout); |
| 1171 | av7110_ipack_reset(&av7110->ipack[1]); |
| 1172 | |
| 1173 | if (av7110->playing == RP_AV) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1174 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, |
Johannes Stezenbach | 7a2fa90 | 2005-07-07 17:58:01 -0700 | [diff] [blame] | 1175 | __Play, 2, AV_PES, 0); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1176 | if (ret) |
| 1177 | break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1178 | if (av7110->trickmode == TRICK_FAST) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1179 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, |
Johannes Stezenbach | 7a2fa90 | 2005-07-07 17:58:01 -0700 | [diff] [blame] | 1180 | __Scan_I, 2, AV_PES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1181 | if (av7110->trickmode == TRICK_SLOW) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1182 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, |
Johannes Stezenbach | 7a2fa90 | 2005-07-07 17:58:01 -0700 | [diff] [blame] | 1183 | __Slow, 2, 0, 0); |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1184 | if (!ret) |
| 1185 | ret = vidcom(av7110, VIDEO_CMD_SLOW, arg); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1186 | } |
| 1187 | if (av7110->trickmode == TRICK_FREEZE) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1188 | ret = vidcom(av7110, VIDEO_CMD_STOP, 1); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1189 | } |
| 1190 | break; |
| 1191 | |
| 1192 | case VIDEO_SET_STREAMTYPE: |
| 1193 | |
| 1194 | break; |
| 1195 | |
| 1196 | default: |
| 1197 | ret = -ENOIOCTLCMD; |
| 1198 | break; |
| 1199 | } |
| 1200 | return ret; |
| 1201 | } |
| 1202 | |
| 1203 | static int dvb_audio_ioctl(struct inode *inode, struct file *file, |
| 1204 | unsigned int cmd, void *parg) |
| 1205 | { |
| 1206 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 1207 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 1208 | unsigned long arg = (unsigned long) parg; |
| 1209 | int ret = 0; |
| 1210 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1211 | dprintk(1, "av7110:%p, cmd=%04x\n", av7110,cmd); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1212 | |
| 1213 | if (((file->f_flags & O_ACCMODE) == O_RDONLY) && |
| 1214 | (cmd != AUDIO_GET_STATUS)) |
| 1215 | return -EPERM; |
| 1216 | |
| 1217 | switch (cmd) { |
| 1218 | case AUDIO_STOP: |
| 1219 | if (av7110->audiostate.stream_source == AUDIO_SOURCE_MEMORY) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1220 | ret = av7110_av_stop(av7110, RP_AUDIO); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1221 | else |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1222 | ret = audcom(av7110, AUDIO_CMD_MUTE); |
| 1223 | if (!ret) |
| 1224 | av7110->audiostate.play_state = AUDIO_STOPPED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1225 | break; |
| 1226 | |
| 1227 | case AUDIO_PLAY: |
| 1228 | if (av7110->audiostate.stream_source == AUDIO_SOURCE_MEMORY) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1229 | ret = av7110_av_start_play(av7110, RP_AUDIO); |
| 1230 | if (!ret) |
| 1231 | ret = audcom(av7110, AUDIO_CMD_UNMUTE); |
| 1232 | if (!ret) |
| 1233 | av7110->audiostate.play_state = AUDIO_PLAYING; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1234 | break; |
| 1235 | |
| 1236 | case AUDIO_PAUSE: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1237 | ret = audcom(av7110, AUDIO_CMD_MUTE); |
| 1238 | if (!ret) |
| 1239 | av7110->audiostate.play_state = AUDIO_PAUSED; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1240 | break; |
| 1241 | |
| 1242 | case AUDIO_CONTINUE: |
| 1243 | if (av7110->audiostate.play_state == AUDIO_PAUSED) { |
| 1244 | av7110->audiostate.play_state = AUDIO_PLAYING; |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1245 | ret = audcom(av7110, AUDIO_CMD_UNMUTE | AUDIO_CMD_PCM16); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1246 | } |
| 1247 | break; |
| 1248 | |
| 1249 | case AUDIO_SELECT_SOURCE: |
| 1250 | av7110->audiostate.stream_source = (audio_stream_source_t) arg; |
| 1251 | break; |
| 1252 | |
| 1253 | case AUDIO_SET_MUTE: |
| 1254 | { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1255 | ret = audcom(av7110, arg ? AUDIO_CMD_MUTE : AUDIO_CMD_UNMUTE); |
| 1256 | if (!ret) |
| 1257 | av7110->audiostate.mute_state = (int) arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1258 | break; |
| 1259 | } |
| 1260 | |
| 1261 | case AUDIO_SET_AV_SYNC: |
| 1262 | av7110->audiostate.AV_sync_state = (int) arg; |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1263 | ret = audcom(av7110, arg ? AUDIO_CMD_SYNC_ON : AUDIO_CMD_SYNC_OFF); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1264 | break; |
| 1265 | |
| 1266 | case AUDIO_SET_BYPASS_MODE: |
Dr. Werner Fink | 47f3692 | 2006-01-09 15:25:07 -0200 | [diff] [blame] | 1267 | if (FW_VERSION(av7110->arm_app) < 0x2621) |
| 1268 | ret = -EINVAL; |
| 1269 | av7110->audiostate.bypass_mode = (int)arg; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1270 | break; |
| 1271 | |
| 1272 | case AUDIO_CHANNEL_SELECT: |
| 1273 | av7110->audiostate.channel_select = (audio_channel_select_t) arg; |
| 1274 | |
| 1275 | switch(av7110->audiostate.channel_select) { |
| 1276 | case AUDIO_STEREO: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1277 | ret = audcom(av7110, AUDIO_CMD_STEREO); |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 1278 | if (!ret) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1279 | if (av7110->adac_type == DVB_ADAC_CRYSTAL) |
| 1280 | i2c_writereg(av7110, 0x20, 0x02, 0x49); |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 1281 | else if (av7110->adac_type == DVB_ADAC_MSP34x5) |
| 1282 | msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0220); |
| 1283 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1284 | break; |
| 1285 | |
| 1286 | case AUDIO_MONO_LEFT: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1287 | ret = audcom(av7110, AUDIO_CMD_MONO_L); |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 1288 | if (!ret) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1289 | if (av7110->adac_type == DVB_ADAC_CRYSTAL) |
| 1290 | i2c_writereg(av7110, 0x20, 0x02, 0x4a); |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 1291 | else if (av7110->adac_type == DVB_ADAC_MSP34x5) |
| 1292 | msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0200); |
| 1293 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1294 | break; |
| 1295 | |
| 1296 | case AUDIO_MONO_RIGHT: |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1297 | ret = audcom(av7110, AUDIO_CMD_MONO_R); |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 1298 | if (!ret) { |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1299 | if (av7110->adac_type == DVB_ADAC_CRYSTAL) |
| 1300 | i2c_writereg(av7110, 0x20, 0x02, 0x45); |
Tim Kaiser | 61391e0 | 2006-06-25 09:14:07 -0300 | [diff] [blame] | 1301 | else if (av7110->adac_type == DVB_ADAC_MSP34x5) |
| 1302 | msp_writereg(av7110, MSP_WR_DSP, 0x0008, 0x0210); |
| 1303 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1304 | break; |
| 1305 | |
| 1306 | default: |
| 1307 | ret = -EINVAL; |
| 1308 | break; |
| 1309 | } |
| 1310 | break; |
| 1311 | |
| 1312 | case AUDIO_GET_STATUS: |
| 1313 | memcpy(parg, &av7110->audiostate, sizeof(struct audio_status)); |
| 1314 | break; |
| 1315 | |
| 1316 | case AUDIO_GET_CAPABILITIES: |
Dr. Werner Fink | 47f3692 | 2006-01-09 15:25:07 -0200 | [diff] [blame] | 1317 | if (FW_VERSION(av7110->arm_app) < 0x2621) |
| 1318 | *(unsigned int *)parg = AUDIO_CAP_LPCM | AUDIO_CAP_MP1 | AUDIO_CAP_MP2; |
| 1319 | else |
| 1320 | *(unsigned int *)parg = AUDIO_CAP_LPCM | AUDIO_CAP_DTS | AUDIO_CAP_AC3 | |
| 1321 | AUDIO_CAP_MP1 | AUDIO_CAP_MP2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1322 | break; |
| 1323 | |
| 1324 | case AUDIO_CLEAR_BUFFER: |
| 1325 | dvb_ringbuffer_flush_spinlock_wakeup(&av7110->aout); |
| 1326 | av7110_ipack_reset(&av7110->ipack[0]); |
| 1327 | if (av7110->playing == RP_AV) |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1328 | ret = av7110_fw_cmd(av7110, COMTYPE_REC_PLAY, |
Johannes Stezenbach | 7a2fa90 | 2005-07-07 17:58:01 -0700 | [diff] [blame] | 1329 | __Play, 2, AV_PES, 0); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1330 | break; |
| 1331 | case AUDIO_SET_ID: |
| 1332 | |
| 1333 | break; |
| 1334 | case AUDIO_SET_MIXER: |
| 1335 | { |
| 1336 | struct audio_mixer *amix = (struct audio_mixer *)parg; |
| 1337 | |
Wolfgang Rohdewald | ce18a22 | 2005-07-07 17:57:59 -0700 | [diff] [blame] | 1338 | ret = av7110_set_volume(av7110, amix->volume_left, amix->volume_right); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1339 | break; |
| 1340 | } |
| 1341 | case AUDIO_SET_STREAMTYPE: |
| 1342 | break; |
| 1343 | default: |
| 1344 | ret = -ENOIOCTLCMD; |
| 1345 | } |
| 1346 | return ret; |
| 1347 | } |
| 1348 | |
| 1349 | |
| 1350 | static int dvb_video_open(struct inode *inode, struct file *file) |
| 1351 | { |
| 1352 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 1353 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 1354 | int err; |
| 1355 | |
| 1356 | dprintk(2, "av7110:%p, \n", av7110); |
| 1357 | |
| 1358 | if ((err = dvb_generic_open(inode, file)) < 0) |
| 1359 | return err; |
| 1360 | |
| 1361 | if ((file->f_flags & O_ACCMODE) != O_RDONLY) { |
| 1362 | dvb_ringbuffer_flush_spinlock_wakeup(&av7110->aout); |
| 1363 | dvb_ringbuffer_flush_spinlock_wakeup(&av7110->avout); |
| 1364 | av7110->video_blank = 1; |
| 1365 | av7110->audiostate.AV_sync_state = 1; |
| 1366 | av7110->videostate.stream_source = VIDEO_SOURCE_DEMUX; |
| 1367 | |
| 1368 | /* empty event queue */ |
| 1369 | av7110->video_events.eventr = av7110->video_events.eventw = 0; |
| 1370 | } |
| 1371 | |
| 1372 | return 0; |
| 1373 | } |
| 1374 | |
| 1375 | static int dvb_video_release(struct inode *inode, struct file *file) |
| 1376 | { |
| 1377 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 1378 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 1379 | |
| 1380 | dprintk(2, "av7110:%p, \n", av7110); |
| 1381 | |
| 1382 | if ((file->f_flags & O_ACCMODE) != O_RDONLY) { |
| 1383 | av7110_av_stop(av7110, RP_VIDEO); |
| 1384 | } |
| 1385 | |
| 1386 | return dvb_generic_release(inode, file); |
| 1387 | } |
| 1388 | |
| 1389 | static int dvb_audio_open(struct inode *inode, struct file *file) |
| 1390 | { |
| 1391 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 1392 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 1393 | int err=dvb_generic_open(inode, file); |
| 1394 | |
| 1395 | dprintk(2, "av7110:%p, \n", av7110); |
| 1396 | |
| 1397 | if (err < 0) |
| 1398 | return err; |
| 1399 | dvb_ringbuffer_flush_spinlock_wakeup(&av7110->aout); |
| 1400 | av7110->audiostate.stream_source = AUDIO_SOURCE_DEMUX; |
| 1401 | return 0; |
| 1402 | } |
| 1403 | |
| 1404 | static int dvb_audio_release(struct inode *inode, struct file *file) |
| 1405 | { |
| 1406 | struct dvb_device *dvbdev = (struct dvb_device *) file->private_data; |
| 1407 | struct av7110 *av7110 = (struct av7110 *) dvbdev->priv; |
| 1408 | |
| 1409 | dprintk(2, "av7110:%p, \n", av7110); |
| 1410 | |
| 1411 | av7110_av_stop(av7110, RP_AUDIO); |
| 1412 | return dvb_generic_release(inode, file); |
| 1413 | } |
| 1414 | |
| 1415 | |
| 1416 | |
| 1417 | /****************************************************************************** |
| 1418 | * driver registration |
| 1419 | ******************************************************************************/ |
| 1420 | |
| 1421 | static struct file_operations dvb_video_fops = { |
| 1422 | .owner = THIS_MODULE, |
| 1423 | .write = dvb_video_write, |
| 1424 | .ioctl = dvb_generic_ioctl, |
| 1425 | .open = dvb_video_open, |
| 1426 | .release = dvb_video_release, |
| 1427 | .poll = dvb_video_poll, |
| 1428 | }; |
| 1429 | |
| 1430 | static struct dvb_device dvbdev_video = { |
| 1431 | .priv = NULL, |
| 1432 | .users = 6, |
| 1433 | .readers = 5, /* arbitrary */ |
| 1434 | .writers = 1, |
| 1435 | .fops = &dvb_video_fops, |
| 1436 | .kernel_ioctl = dvb_video_ioctl, |
| 1437 | }; |
| 1438 | |
| 1439 | static struct file_operations dvb_audio_fops = { |
| 1440 | .owner = THIS_MODULE, |
| 1441 | .write = dvb_audio_write, |
| 1442 | .ioctl = dvb_generic_ioctl, |
| 1443 | .open = dvb_audio_open, |
| 1444 | .release = dvb_audio_release, |
| 1445 | .poll = dvb_audio_poll, |
| 1446 | }; |
| 1447 | |
| 1448 | static struct dvb_device dvbdev_audio = { |
| 1449 | .priv = NULL, |
| 1450 | .users = 1, |
| 1451 | .writers = 1, |
| 1452 | .fops = &dvb_audio_fops, |
| 1453 | .kernel_ioctl = dvb_audio_ioctl, |
| 1454 | }; |
| 1455 | |
| 1456 | |
| 1457 | int av7110_av_register(struct av7110 *av7110) |
| 1458 | { |
| 1459 | av7110->audiostate.AV_sync_state = 0; |
| 1460 | av7110->audiostate.mute_state = 0; |
| 1461 | av7110->audiostate.play_state = AUDIO_STOPPED; |
| 1462 | av7110->audiostate.stream_source = AUDIO_SOURCE_DEMUX; |
| 1463 | av7110->audiostate.channel_select = AUDIO_STEREO; |
| 1464 | av7110->audiostate.bypass_mode = 0; |
| 1465 | |
| 1466 | av7110->videostate.video_blank = 0; |
| 1467 | av7110->videostate.play_state = VIDEO_STOPPED; |
| 1468 | av7110->videostate.stream_source = VIDEO_SOURCE_DEMUX; |
| 1469 | av7110->videostate.video_format = VIDEO_FORMAT_4_3; |
| 1470 | av7110->videostate.display_format = VIDEO_CENTER_CUT_OUT; |
| 1471 | av7110->display_ar = VIDEO_FORMAT_4_3; |
| 1472 | |
| 1473 | init_waitqueue_head(&av7110->video_events.wait_queue); |
| 1474 | spin_lock_init(&av7110->video_events.lock); |
| 1475 | av7110->video_events.eventw = av7110->video_events.eventr = 0; |
| 1476 | av7110->video_events.overflow = 0; |
| 1477 | memset(&av7110->video_size, 0, sizeof (video_size_t)); |
| 1478 | |
Johannes Stezenbach | fdc53a6 | 2005-05-16 21:54:39 -0700 | [diff] [blame] | 1479 | dvb_register_device(&av7110->dvb_adapter, &av7110->video_dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1480 | &dvbdev_video, av7110, DVB_DEVICE_VIDEO); |
| 1481 | |
Johannes Stezenbach | fdc53a6 | 2005-05-16 21:54:39 -0700 | [diff] [blame] | 1482 | dvb_register_device(&av7110->dvb_adapter, &av7110->audio_dev, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1483 | &dvbdev_audio, av7110, DVB_DEVICE_AUDIO); |
| 1484 | |
| 1485 | return 0; |
| 1486 | } |
| 1487 | |
| 1488 | void av7110_av_unregister(struct av7110 *av7110) |
| 1489 | { |
| 1490 | dvb_unregister_device(av7110->audio_dev); |
| 1491 | dvb_unregister_device(av7110->video_dev); |
| 1492 | } |
| 1493 | |
| 1494 | int av7110_av_init(struct av7110 *av7110) |
| 1495 | { |
| 1496 | void (*play[])(u8 *, int, void *) = { play_audio_cb, play_video_cb }; |
| 1497 | int i, ret; |
| 1498 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1499 | for (i = 0; i < 2; i++) { |
| 1500 | struct ipack *ipack = av7110->ipack + i; |
| 1501 | |
| 1502 | ret = av7110_ipack_init(ipack, IPACKS, play[i]); |
| 1503 | if (ret < 0) { |
| 1504 | if (i) |
| 1505 | av7110_ipack_free(--ipack); |
| 1506 | goto out; |
| 1507 | } |
| 1508 | ipack->data = av7110; |
| 1509 | } |
| 1510 | |
| 1511 | dvb_ringbuffer_init(&av7110->avout, av7110->iobuf, AVOUTLEN); |
| 1512 | dvb_ringbuffer_init(&av7110->aout, av7110->iobuf + AVOUTLEN, AOUTLEN); |
| 1513 | |
| 1514 | av7110->kbuf[0] = (u8 *)(av7110->iobuf + AVOUTLEN + AOUTLEN + BMPLEN); |
| 1515 | av7110->kbuf[1] = av7110->kbuf[0] + 2 * IPACKS; |
| 1516 | out: |
| 1517 | return ret; |
| 1518 | } |
| 1519 | |
| 1520 | void av7110_av_exit(struct av7110 *av7110) |
| 1521 | { |
| 1522 | av7110_ipack_free(&av7110->ipack[0]); |
| 1523 | av7110_ipack_free(&av7110->ipack[1]); |
| 1524 | } |