diff options
| -rw-r--r-- | drivers/ide/ide-cd.c | 34 |
1 files changed, 11 insertions, 23 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c index 206d038c1a1..4bd664dd1e4 100644 --- a/drivers/ide/ide-cd.c +++ b/drivers/ide/ide-cd.c @@ -46,6 +46,7 @@ #include <linux/ide.h> #include <linux/completion.h> #include <linux/mutex.h> +#include <linux/bcd.h> #include <scsi/scsi.h> /* For SCSI -> ATAPI command conversion */ @@ -1775,25 +1776,12 @@ ide_do_rw_cdrom (ide_drive_t *drive, struct request *rq, sector_t block) * can also be NULL, in which case no sense information is returned. */ -static inline -int bin2bcd (int x) -{ - return (x%10) | ((x/10) << 4); -} - - -static inline -int bcd2bin (int x) -{ - return (x >> 4) * 10 + (x & 0x0f); -} - static void msf_from_bcd (struct atapi_msf *msf) { - msf->minute = bcd2bin (msf->minute); - msf->second = bcd2bin (msf->second); - msf->frame = bcd2bin (msf->frame); + msf->minute = BCD2BIN(msf->minute); + msf->second = BCD2BIN(msf->second); + msf->frame = BCD2BIN(msf->frame); } static inline @@ -2020,8 +2008,8 @@ static int cdrom_read_toc(ide_drive_t *drive, struct request_sense *sense) return stat; if (info->cd_flags & IDE_CD_FLAG_TOCTRACKS_AS_BCD) { - toc->hdr.first_track = bcd2bin(toc->hdr.first_track); - toc->hdr.last_track = bcd2bin(toc->hdr.last_track); + toc->hdr.first_track = BCD2BIN(toc->hdr.first_track); + toc->hdr.last_track = BCD2BIN(toc->hdr.last_track); } ntracks = toc->hdr.last_track - toc->hdr.first_track + 1; @@ -2058,8 +2046,8 @@ static int cdrom_read_toc(ide_drive_t *drive, struct request_sense *sense) return stat; if (info->cd_flags & IDE_CD_FLAG_TOCTRACKS_AS_BCD) { - toc->hdr.first_track = bin2bcd(CDROM_LEADOUT); - toc->hdr.last_track = bin2bcd(CDROM_LEADOUT); + toc->hdr.first_track = (u8)BIN2BCD(CDROM_LEADOUT); + toc->hdr.last_track = (u8)BIN2BCD(CDROM_LEADOUT); } else { toc->hdr.first_track = CDROM_LEADOUT; toc->hdr.last_track = CDROM_LEADOUT; @@ -2072,14 +2060,14 @@ static int cdrom_read_toc(ide_drive_t *drive, struct request_sense *sense) toc->hdr.toc_length = ntohs (toc->hdr.toc_length); if (info->cd_flags & IDE_CD_FLAG_TOCTRACKS_AS_BCD) { - toc->hdr.first_track = bcd2bin(toc->hdr.first_track); - toc->hdr.last_track = bcd2bin(toc->hdr.last_track); + toc->hdr.first_track = BCD2BIN(toc->hdr.first_track); + toc->hdr.last_track = BCD2BIN(toc->hdr.last_track); } for (i = 0; i <= ntracks; i++) { if (info->cd_flags & IDE_CD_FLAG_TOCADDR_AS_BCD) { if (info->cd_flags & IDE_CD_FLAG_TOCTRACKS_AS_BCD) - toc->ent[i].track = bcd2bin(toc->ent[i].track); + toc->ent[i].track = BCD2BIN(toc->ent[i].track); msf_from_bcd(&toc->ent[i].addr.msf); } toc->ent[i].addr.lba = msf_to_lba (toc->ent[i].addr.msf.minute, |