Lines Matching refs:cd
230 struct pcd_unit *cd = bdev->bd_disk->private_data; in pcd_block_open() local
234 ret = cdrom_open(&cd->info, bdev, mode); in pcd_block_open()
242 struct pcd_unit *cd = disk->private_data; in pcd_block_release() local
244 cdrom_release(&cd->info, mode); in pcd_block_release()
251 struct pcd_unit *cd = bdev->bd_disk->private_data; in pcd_block_ioctl() local
255 ret = cdrom_ioctl(&cd->info, bdev, mode, cmd, arg); in pcd_block_ioctl()
264 struct pcd_unit *cd = disk->private_data; in pcd_block_check_events() local
265 return cdrom_check_events(&cd->info, clearing); in pcd_block_check_events()
295 struct pcd_unit *cd; in pcd_init_units() local
299 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) { in pcd_init_units()
303 cd->disk = disk; in pcd_init_units()
304 cd->pi = &cd->pia; in pcd_init_units()
305 cd->present = 0; in pcd_init_units()
306 cd->last_sense = 0; in pcd_init_units()
307 cd->changed = 1; in pcd_init_units()
308 cd->drive = (*drives[unit])[D_SLV]; in pcd_init_units()
312 cd->name = &cd->info.name[0]; in pcd_init_units()
313 snprintf(cd->name, sizeof(cd->info.name), "%s%d", name, unit); in pcd_init_units()
314 cd->info.ops = &pcd_dops; in pcd_init_units()
315 cd->info.handle = cd; in pcd_init_units()
316 cd->info.speed = 0; in pcd_init_units()
317 cd->info.capacity = 1; in pcd_init_units()
318 cd->info.mask = 0; in pcd_init_units()
321 strcpy(disk->disk_name, cd->name); /* umm... */ in pcd_init_units()
329 struct pcd_unit *cd = cdi->handle; in pcd_open() local
330 if (!cd->present) in pcd_open()
339 static inline int status_reg(struct pcd_unit *cd) in status_reg() argument
341 return pi_read_regr(cd->pi, 1, 6); in status_reg()
344 static inline int read_reg(struct pcd_unit *cd, int reg) in read_reg() argument
346 return pi_read_regr(cd->pi, 0, reg); in read_reg()
349 static inline void write_reg(struct pcd_unit *cd, int reg, int val) in write_reg() argument
351 pi_write_regr(cd->pi, 0, reg, val); in write_reg()
354 static int pcd_wait(struct pcd_unit *cd, int go, int stop, char *fun, char *msg) in pcd_wait() argument
359 while ((((r = status_reg(cd)) & go) || (stop && (!(r & stop)))) in pcd_wait()
364 s = read_reg(cd, 7); in pcd_wait()
365 e = read_reg(cd, 1); in pcd_wait()
366 p = read_reg(cd, 2); in pcd_wait()
372 cd->name, fun, msg, r, s, e, j, p); in pcd_wait()
378 static int pcd_command(struct pcd_unit *cd, char *cmd, int dlen, char *fun) in pcd_command() argument
380 pi_connect(cd->pi); in pcd_command()
382 write_reg(cd, 6, 0xa0 + 0x10 * cd->drive); in pcd_command()
384 if (pcd_wait(cd, IDE_BUSY | IDE_DRQ, 0, fun, "before command")) { in pcd_command()
385 pi_disconnect(cd->pi); in pcd_command()
389 write_reg(cd, 4, dlen % 256); in pcd_command()
390 write_reg(cd, 5, dlen / 256); in pcd_command()
391 write_reg(cd, 7, 0xa0); /* ATAPI packet command */ in pcd_command()
393 if (pcd_wait(cd, IDE_BUSY, IDE_DRQ, fun, "command DRQ")) { in pcd_command()
394 pi_disconnect(cd->pi); in pcd_command()
398 if (read_reg(cd, 2) != 1) { in pcd_command()
399 printk("%s: %s: command phase error\n", cd->name, fun); in pcd_command()
400 pi_disconnect(cd->pi); in pcd_command()
404 pi_write_block(cd->pi, cmd, 12); in pcd_command()
409 static int pcd_completion(struct pcd_unit *cd, char *buf, char *fun) in pcd_completion() argument
417 if (!pcd_wait(cd, IDE_BUSY, IDE_DRQ | IDE_READY | IDE_ERR, in pcd_completion()
420 while (read_reg(cd, 7) & IDE_DRQ) { in pcd_completion()
421 d = read_reg(cd, 4) + 256 * read_reg(cd, 5); in pcd_completion()
423 p = read_reg(cd, 2) & 3; in pcd_completion()
426 pi_read_block(cd->pi, buf, n); in pcd_completion()
429 cd->name, fun, n); in pcd_completion()
436 cd->name, fun, p, d, k); in pcd_completion()
440 cd->name); in pcd_completion()
444 printk("%s: Stuck DRQ\n", cd->name); in pcd_completion()
448 (cd, IDE_BUSY, IDE_DRQ | IDE_READY | IDE_ERR, fun, in pcd_completion()
456 pi_disconnect(cd->pi); in pcd_completion()
461 static void pcd_req_sense(struct pcd_unit *cd, char *fun) in pcd_req_sense() argument
467 r = pcd_command(cd, rs_cmd, 16, "Request sense"); in pcd_req_sense()
470 pcd_completion(cd, buf, "Request sense"); in pcd_req_sense()
472 cd->last_sense = -1; in pcd_req_sense()
477 cd->name, fun, buf[2] & 0xf, buf[12], buf[13]); in pcd_req_sense()
479 cd->last_sense = in pcd_req_sense()
483 cd->changed = 1; in pcd_req_sense()
486 static int pcd_atapi(struct pcd_unit *cd, char *cmd, int dlen, char *buf, char *fun) in pcd_atapi() argument
490 r = pcd_command(cd, cmd, dlen, fun); in pcd_atapi()
493 r = pcd_completion(cd, buf, fun); in pcd_atapi()
495 pcd_req_sense(cd, fun); in pcd_atapi()
511 struct pcd_unit *cd = cdi->handle; in pcd_check_events() local
512 int res = cd->changed; in pcd_check_events()
514 cd->changed = 0; in pcd_check_events()
539 static int pcd_reset(struct pcd_unit *cd) in pcd_reset() argument
544 pi_connect(cd->pi); in pcd_reset()
545 write_reg(cd, 6, 0xa0 + 0x10 * cd->drive); in pcd_reset()
546 write_reg(cd, 7, 8); in pcd_reset()
551 while ((k++ < PCD_RESET_TMO) && (status_reg(cd) & IDE_BUSY)) in pcd_reset()
556 flg &= (read_reg(cd, i + 1) == expect[i]); in pcd_reset()
559 printk("%s: Reset (%d) signature = ", cd->name, k); in pcd_reset()
561 printk("%3x", read_reg(cd, i + 1)); in pcd_reset()
567 pi_disconnect(cd->pi); in pcd_reset()
576 static int pcd_ready_wait(struct pcd_unit *cd, int tmo) in pcd_ready_wait() argument
583 cd->last_sense = 0; in pcd_ready_wait()
584 pcd_atapi(cd, tr_cmd, 0, NULL, DBMSG("test unit ready")); in pcd_ready_wait()
585 p = cd->last_sense; in pcd_ready_wait()
599 struct pcd_unit *cd = cdi->handle; in pcd_drive_status() local
601 if (pcd_ready_wait(cd, PCD_READY_TMO)) in pcd_drive_status()
603 if (pcd_atapi(cd, rc_cmd, 8, pcd_scratch, DBMSG("check media"))) in pcd_drive_status()
608 static int pcd_identify(struct pcd_unit *cd, char *id) in pcd_identify() argument
615 s = pcd_atapi(cd, id_cmd, 36, pcd_buffer, "identify"); in pcd_identify()
622 cd->name, cd->drive ? "Slave" : "Master"); in pcd_identify()
633 printk("%s: %s: %s\n", cd->name, cd->drive ? "Slave" : "Master", id); in pcd_identify()
642 static int pcd_probe(struct pcd_unit *cd, int ms, char *id) in pcd_probe() argument
645 for (cd->drive = 0; cd->drive <= 1; cd->drive++) in pcd_probe()
646 if (!pcd_reset(cd) && !pcd_identify(cd, id)) in pcd_probe()
649 cd->drive = ms; in pcd_probe()
650 if (!pcd_reset(cd) && !pcd_identify(cd, id)) in pcd_probe()
661 struct pcd_unit *cd; in pcd_probe_capabilities() local
663 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) { in pcd_probe_capabilities()
664 if (!cd->present) in pcd_probe_capabilities()
666 r = pcd_atapi(cd, cmd, 18, buffer, "mode sense capabilities"); in pcd_probe_capabilities()
671 cd->info.mask |= CDC_CD_R; in pcd_probe_capabilities()
673 cd->info.mask |= CDC_CD_RW; in pcd_probe_capabilities()
675 cd->info.mask |= CDC_PLAY_AUDIO; in pcd_probe_capabilities()
677 cd->info.mask |= CDC_LOCK; in pcd_probe_capabilities()
679 cd->info.mask |= CDC_OPEN_TRAY; in pcd_probe_capabilities()
681 cd->info.mask |= CDC_CLOSE_TRAY; in pcd_probe_capabilities()
689 struct pcd_unit *cd; in pcd_detect() local
702 cd = pcd; in pcd_detect()
703 if (pi_init(cd->pi, 1, -1, -1, -1, -1, -1, pcd_buffer, in pcd_detect()
704 PI_PCD, verbose, cd->name)) { in pcd_detect()
705 if (!pcd_probe(cd, -1, id) && cd->disk) { in pcd_detect()
706 cd->present = 1; in pcd_detect()
709 pi_release(cd->pi); in pcd_detect()
712 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) { in pcd_detect()
716 if (!pi_init(cd->pi, 0, conf[D_PRT], conf[D_MOD], in pcd_detect()
718 pcd_buffer, PI_PCD, verbose, cd->name)) in pcd_detect()
720 if (!pcd_probe(cd, conf[D_SLV], id) && cd->disk) { in pcd_detect()
721 cd->present = 1; in pcd_detect()
724 pi_release(cd->pi); in pcd_detect()
731 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) in pcd_detect()
732 put_disk(cd->disk); in pcd_detect()
752 struct pcd_unit *cd = pcd_req->rq_disk->private_data; in do_pcd_request() local
753 if (cd != pcd_current) in do_pcd_request()
755 pcd_current = cd; in do_pcd_request()
860 struct pcd_unit *cd = cdi->handle; in pcd_audio_ioctl() local
875 r = pcd_atapi(cd, cmd, 12, buffer, "read toc header"); in pcd_audio_ioctl()
899 r = pcd_atapi(cd, cmd, 12, buffer, "read toc entry"); in pcd_audio_ioctl()
940 struct pcd_unit *cd; in pcd_init() local
955 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) in pcd_init()
956 put_disk(cd->disk); in pcd_init()
963 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) in pcd_init()
964 put_disk(cd->disk); in pcd_init()
968 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) { in pcd_init()
969 if (cd->present) { in pcd_init()
970 register_cdrom(&cd->info); in pcd_init()
971 cd->disk->private_data = cd; in pcd_init()
972 cd->disk->queue = pcd_queue; in pcd_init()
973 add_disk(cd->disk); in pcd_init()
982 struct pcd_unit *cd; in pcd_exit() local
985 for (unit = 0, cd = pcd; unit < PCD_UNITS; unit++, cd++) { in pcd_exit()
986 if (cd->present) { in pcd_exit()
987 del_gendisk(cd->disk); in pcd_exit()
988 pi_release(cd->pi); in pcd_exit()
989 unregister_cdrom(&cd->info); in pcd_exit()
991 put_disk(cd->disk); in pcd_exit()