diff options
Diffstat (limited to 'drivers/cdrom/cdrom.c')
| -rw-r--r-- | drivers/cdrom/cdrom.c | 94 |
1 files changed, 47 insertions, 47 deletions
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c index 8888ed3a8d4f..f614847aad8f 100644 --- a/drivers/cdrom/cdrom.c +++ b/drivers/cdrom/cdrom.c @@ -338,8 +338,6 @@ do { \ /* Not-exported routines. */ -static void cdrom_count_tracks(struct cdrom_device_info *, tracktype*); - static int cdrom_mrw_exit(struct cdrom_device_info *cdi); static int cdrom_get_disc_info(struct cdrom_device_info *cdi, disc_information *di); @@ -948,6 +946,53 @@ static int cdrom_close_write(struct cdrom_device_info *cdi) #endif } +/* badly broken, I know. Is due for a fixup anytime. */ +static void cdrom_count_tracks(struct cdrom_device_info *cdi, tracktype *tracks) +{ + struct cdrom_tochdr header; + struct cdrom_tocentry entry; + int ret, i; + tracks->data = 0; + tracks->audio = 0; + tracks->cdi = 0; + tracks->xa = 0; + tracks->error = 0; + cd_dbg(CD_COUNT_TRACKS, "entering cdrom_count_tracks\n"); + /* Grab the TOC header so we can see how many tracks there are */ + ret = cdi->ops->audio_ioctl(cdi, CDROMREADTOCHDR, &header); + if (ret) { + if (ret == -ENOMEDIUM) + tracks->error = CDS_NO_DISC; + else + tracks->error = CDS_NO_INFO; + return; + } + /* check what type of tracks are on this disc */ + entry.cdte_format = CDROM_MSF; + for (i = header.cdth_trk0; i <= header.cdth_trk1; i++) { + entry.cdte_track = i; + if (cdi->ops->audio_ioctl(cdi, CDROMREADTOCENTRY, &entry)) { + tracks->error = CDS_NO_INFO; + return; + } + if (entry.cdte_ctrl & CDROM_DATA_TRACK) { + if (entry.cdte_format == 0x10) + tracks->cdi++; + else if (entry.cdte_format == 0x20) + tracks->xa++; + else + tracks->data++; + } else { + tracks->audio++; + } + cd_dbg(CD_COUNT_TRACKS, "track %d: format=%d, ctrl=%d\n", + i, entry.cdte_format, entry.cdte_ctrl); + } + cd_dbg(CD_COUNT_TRACKS, "disc has %d tracks: %d=audio %d=data %d=Cd-I %d=XA\n", + header.cdth_trk1, tracks->audio, tracks->data, + tracks->cdi, tracks->xa); +} + static int open_for_data(struct cdrom_device_info *cdi) { @@ -1457,51 +1502,6 @@ int cdrom_media_changed(struct cdrom_device_info *cdi) return media_changed(cdi, 0); } -/* badly broken, I know. Is due for a fixup anytime. */ -static void cdrom_count_tracks(struct cdrom_device_info *cdi, tracktype* tracks) -{ - struct cdrom_tochdr header; - struct cdrom_tocentry entry; - int ret, i; - tracks->data=0; - tracks->audio=0; - tracks->cdi=0; - tracks->xa=0; - tracks->error=0; - cd_dbg(CD_COUNT_TRACKS, "entering cdrom_count_tracks\n"); - /* Grab the TOC header so we can see how many tracks there are */ - if ((ret = cdi->ops->audio_ioctl(cdi, CDROMREADTOCHDR, &header))) { - if (ret == -ENOMEDIUM) - tracks->error = CDS_NO_DISC; - else - tracks->error = CDS_NO_INFO; - return; - } - /* check what type of tracks are on this disc */ - entry.cdte_format = CDROM_MSF; - for (i = header.cdth_trk0; i <= header.cdth_trk1; i++) { - entry.cdte_track = i; - if (cdi->ops->audio_ioctl(cdi, CDROMREADTOCENTRY, &entry)) { - tracks->error=CDS_NO_INFO; - return; - } - if (entry.cdte_ctrl & CDROM_DATA_TRACK) { - if (entry.cdte_format == 0x10) - tracks->cdi++; - else if (entry.cdte_format == 0x20) - tracks->xa++; - else - tracks->data++; - } else - tracks->audio++; - cd_dbg(CD_COUNT_TRACKS, "track %d: format=%d, ctrl=%d\n", - i, entry.cdte_format, entry.cdte_ctrl); - } - cd_dbg(CD_COUNT_TRACKS, "disc has %d tracks: %d=audio %d=data %d=Cd-I %d=XA\n", - header.cdth_trk1, tracks->audio, tracks->data, - tracks->cdi, tracks->xa); -} - /* Requests to the low-level drivers will /always/ be done in the following format convention: |