From 17802998d2c8007d06565c39101d218f579c4454 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Fri, 1 Feb 2008 23:09:25 +0100 Subject: ide-cd: move code handling cdrom.c IOCTLs to ide-cd_ioctl.c There should be no functionality changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-cd.c | 271 ++------------------------------------------------- 1 file changed, 7 insertions(+), 264 deletions(-) (limited to 'drivers/ide/ide-cd.c') diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index b82cabfda63e..1032bec54ee6 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -206,7 +206,7 @@ void cdrom_analyze_sense_data(ide_drive_t *drive, /* * Initialize a ide-cd packet command request */ -static void ide_cd_init_rq(ide_drive_t *drive, struct request *rq) +void ide_cd_init_rq(ide_drive_t *drive, struct request *rq) { struct cdrom_info *cd = drive->driver_data; @@ -1168,7 +1168,7 @@ static ide_startstop_t cdrom_do_packet_command (ide_drive_t *drive) return cdrom_start_packet_command(drive, len, cdrom_do_pc_continuation); } -static int ide_cd_queue_pc(ide_drive_t *drive, struct request *rq) +int ide_cd_queue_pc(ide_drive_t *drive, struct request *rq) { struct request_sense sense; int retries = 10; @@ -1685,8 +1685,8 @@ static int cdrom_check_status(ide_drive_t *drive, struct request_sense *sense) } /* Lock the door if LOCKFLAG is nonzero; unlock it otherwise. */ -static int ide_cd_lockdoor(ide_drive_t *drive, int lockflag, - struct request_sense *sense) +int ide_cd_lockdoor(ide_drive_t *drive, int lockflag, + struct request_sense *sense) { struct cdrom_info *cd = drive->driver_data; struct request_sense my_sense; @@ -1817,9 +1817,8 @@ static int cdrom_read_tocentry(ide_drive_t *drive, int trackno, int msf_flag, return ide_cd_queue_pc(drive, &req); } - /* Try to read the entire TOC for the disk into our internal buffer. */ -static int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense) +int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense) { int stat, ntracks, i; struct cdrom_info *info = drive->driver_data; @@ -1979,112 +1978,6 @@ static int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense) return 0; } -static int ide_cd_read_tochdr(ide_drive_t *drive, void *arg) -{ - struct cdrom_info *cd = drive->driver_data; - struct cdrom_tochdr *tochdr = arg; - struct atapi_toc *toc; - int stat; - - /* Make sure our saved TOC is valid. */ - stat = ide_cd_read_toc(drive, NULL); - if (stat) - return stat; - - toc = cd->toc; - tochdr->cdth_trk0 = toc->hdr.first_track; - tochdr->cdth_trk1 = toc->hdr.last_track; - - return 0; -} - -static int ide_cd_get_toc_entry(ide_drive_t *drive, int track, - struct atapi_toc_entry **ent) -{ - struct cdrom_info *info = drive->driver_data; - struct atapi_toc *toc = info->toc; - int ntracks; - - /* - * don't serve cached data, if the toc isn't valid - */ - if ((info->cd_flags & IDE_CD_FLAG_TOC_VALID) == 0) - return -EINVAL; - - /* Check validity of requested track number. */ - ntracks = toc->hdr.last_track - toc->hdr.first_track + 1; - - if (toc->hdr.first_track == CDROM_LEADOUT) - ntracks = 0; - - if (track == CDROM_LEADOUT) - *ent = &toc->ent[ntracks]; - else if (track < toc->hdr.first_track || track > toc->hdr.last_track) - return -EINVAL; - else - *ent = &toc->ent[track - toc->hdr.first_track]; - - return 0; -} - -static int ide_cd_read_tocentry(ide_drive_t *drive, void *arg) -{ - struct cdrom_tocentry *tocentry = arg; - struct atapi_toc_entry *toce; - int stat; - - stat = ide_cd_get_toc_entry(drive, tocentry->cdte_track, &toce); - if (stat) - return stat; - - tocentry->cdte_ctrl = toce->control; - tocentry->cdte_adr = toce->adr; - if (tocentry->cdte_format == CDROM_MSF) { - lba_to_msf(toce->addr.lba, - &tocentry->cdte_addr.msf.minute, - &tocentry->cdte_addr.msf.second, - &tocentry->cdte_addr.msf.frame); - } else - tocentry->cdte_addr.lba = toce->addr.lba; - - return 0; -} - -static int ide_cd_fake_play_trkind(ide_drive_t *drive, void *arg) -{ - struct cdrom_ti *ti = arg; - struct atapi_toc_entry *first_toc, *last_toc; - unsigned long lba_start, lba_end; - int stat; - struct request rq; - struct request_sense sense; - - stat = ide_cd_get_toc_entry(drive, ti->cdti_trk0, &first_toc); - if (stat) - return stat; - - stat = ide_cd_get_toc_entry(drive, ti->cdti_trk1, &last_toc); - if (stat) - return stat; - - if (ti->cdti_trk1 != CDROM_LEADOUT) - ++last_toc; - lba_start = first_toc->addr.lba; - lba_end = last_toc->addr.lba; - - if (lba_end <= lba_start) - return -EINVAL; - - ide_cd_init_rq(drive, &rq); - - rq.sense = &sense; - rq.cmd[0] = GPCMD_PLAY_AUDIO_MSF; - lba_to_msf(lba_start, &rq.cmd[3], &rq.cmd[4], &rq.cmd[5]); - lba_to_msf(lba_end - 1, &rq.cmd[6], &rq.cmd[7], &rq.cmd[8]); - - return ide_cd_queue_pc(drive, &rq); -} - /* the generic packet interface to cdrom.c */ static int ide_cdrom_packet(struct cdrom_device_info *cdi, struct packet_command *cgc) @@ -2116,52 +2009,6 @@ static int ide_cdrom_packet(struct cdrom_device_info *cdi, return cgc->stat; } -static int ide_cdrom_audio_ioctl(struct cdrom_device_info *cdi, - unsigned int cmd, void *arg) -{ - ide_drive_t *drive = cdi->handle; - - switch (cmd) { - /* - * emulate PLAY_AUDIO_TI command with PLAY_AUDIO_10, since - * atapi doesn't support it - */ - case CDROMPLAYTRKIND: - return ide_cd_fake_play_trkind(drive, arg); - case CDROMREADTOCHDR: - return ide_cd_read_tochdr(drive, arg); - case CDROMREADTOCENTRY: - return ide_cd_read_tocentry(drive, arg); - default: - return -EINVAL; - } -} - -static -int ide_cdrom_reset (struct cdrom_device_info *cdi) -{ - ide_drive_t *drive = cdi->handle; - struct cdrom_info *cd = drive->driver_data; - struct request_sense sense; - struct request req; - int ret; - - ide_cd_init_rq(drive, &req); - req.cmd_type = REQ_TYPE_SPECIAL; - req.cmd_flags = REQ_QUIET; - ret = ide_do_drive_cmd(drive, &req, ide_wait); - - /* - * A reset will unlock the door. If it was previously locked, - * lock it again. - */ - if (cd->cd_flags & IDE_CD_FLAG_DOOR_LOCKED) - (void)ide_cd_lockdoor(drive, 1, &sense); - - return ret; -} - - static int ide_cdrom_tray_move (struct cdrom_device_info *cdi, int position) { @@ -2178,15 +2025,7 @@ int ide_cdrom_tray_move (struct cdrom_device_info *cdi, int position) return cdrom_eject(drive, !position, &sense); } -static -int ide_cdrom_lock_door (struct cdrom_device_info *cdi, int lock) -{ - ide_drive_t *drive = cdi->handle; - - return ide_cd_lockdoor(drive, lock, NULL); -} - -static int ide_cdrom_get_capabilities(ide_drive_t *drive, u8 *buf) +int ide_cdrom_get_capabilities(ide_drive_t *drive, u8 *buf) { struct cdrom_info *info = drive->driver_data; struct cdrom_device_info *cdi = &info->devinfo; @@ -2205,7 +2044,7 @@ static int ide_cdrom_get_capabilities(ide_drive_t *drive, u8 *buf) return stat; } -static void ide_cdrom_update_speed(ide_drive_t *drive, u8 *buf) +void ide_cdrom_update_speed(ide_drive_t *drive, u8 *buf) { struct cdrom_info *cd = drive->driver_data; u16 curspeed, maxspeed; @@ -2225,49 +2064,6 @@ static void ide_cdrom_update_speed(ide_drive_t *drive, u8 *buf) cd->max_speed = (maxspeed + (176/2)) / 176; } -/* - * ATAPI devices are free to select the speed you request or any slower - * rate. :-( Requesting too fast a speed will _not_ produce an error. - */ -static int ide_cdrom_select_speed(struct cdrom_device_info *cdi, int speed) -{ - ide_drive_t *drive = cdi->handle; - struct cdrom_info *cd = drive->driver_data; - struct request rq; - struct request_sense sense; - u8 buf[ATAPI_CAPABILITIES_PAGE_SIZE]; - int stat; - - ide_cd_init_rq(drive, &rq); - - rq.sense = &sense; - - if (speed == 0) - speed = 0xffff; /* set to max */ - else - speed *= 177; /* Nx to kbytes/s */ - - rq.cmd[0] = GPCMD_SET_SPEED; - /* Read Drive speed in kbytes/second MSB/LSB */ - rq.cmd[2] = (speed >> 8) & 0xff; - rq.cmd[3] = speed & 0xff; - if ((cdi->mask & (CDC_CD_R | CDC_CD_RW | CDC_DVD_R)) != - (CDC_CD_R | CDC_CD_RW | CDC_DVD_R)) { - /* Write Drive speed in kbytes/second MSB/LSB */ - rq.cmd[4] = (speed >> 8) & 0xff; - rq.cmd[5] = speed & 0xff; - } - - stat = ide_cd_queue_pc(drive, &rq); - - if (!ide_cdrom_get_capabilities(drive, buf)) { - ide_cdrom_update_speed(drive, buf); - cdi->speed = cd->current_speed; - } - - return 0; -} - /* * add logic to try GET_EVENT command first to check for media and tray * status. this should be supported by newer cd-r/w and all DVD etc @@ -2314,59 +2110,6 @@ int ide_cdrom_drive_status (struct cdrom_device_info *cdi, int slot_nr) return CDS_DRIVE_NOT_READY; } -static -int ide_cdrom_get_last_session (struct cdrom_device_info *cdi, - struct cdrom_multisession *ms_info) -{ - struct atapi_toc *toc; - ide_drive_t *drive = cdi->handle; - struct cdrom_info *info = drive->driver_data; - struct request_sense sense; - int ret; - - if ((info->cd_flags & IDE_CD_FLAG_TOC_VALID) == 0 || !info->toc) { - ret = ide_cd_read_toc(drive, &sense); - if (ret) - return ret; - } - - toc = info->toc; - ms_info->addr.lba = toc->last_session_lba; - ms_info->xa_flag = toc->xa_flag; - - return 0; -} - -static int ide_cdrom_get_mcn(struct cdrom_device_info *cdi, - struct cdrom_mcn *mcn_info) -{ - ide_drive_t *drive = cdi->handle; - int stat, mcnlen; - struct request rq; - char buf[24]; - - ide_cd_init_rq(drive, &rq); - - rq.data = buf; - rq.data_len = sizeof(buf); - - rq.cmd[0] = GPCMD_READ_SUBCHANNEL; - rq.cmd[1] = 2; /* MSF addressing */ - rq.cmd[2] = 0x40; /* request subQ data */ - rq.cmd[3] = 2; /* format */ - rq.cmd[8] = sizeof(buf); - - stat = ide_cd_queue_pc(drive, &rq); - if (stat) - return stat; - - mcnlen = sizeof(mcn_info->medium_catalog_number) - 1; - memcpy(mcn_info->medium_catalog_number, buf + 9, mcnlen); - mcn_info->medium_catalog_number[mcnlen] = '\0'; - - return 0; -} - /**************************************************************************** * Other driver requests (open, close, check media change). */ -- cgit v1.2.3-59-g8ed1b