* Move lba_to_msf() and msf_to_lba() to <linux/cdrom.h>
(use 'u8' type instead of 'byte' while at it).
* Remove msf_to_lba() copy from drivers/cdrom/cdrom.c.
Cc: Jens Axboe <[email protected]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[email protected]>
---
drivers/cdrom/cdrom.c | 6 ------
drivers/ide/ide-cd.c | 18 ------------------
include/linux/cdrom.h | 14 ++++++++++++++
3 files changed, 14 insertions(+), 24 deletions(-)
Index: b/drivers/cdrom/cdrom.c
===================================================================
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -2787,12 +2787,6 @@ int cdrom_ioctl(struct file * file, stru
return -ENOSYS;
}
-static inline
-int msf_to_lba(char m, char s, char f)
-{
- return (((m * CD_SECS) + s) * CD_FRAMES + f) - CD_MSF_OFFSET;
-}
-
/*
* Required when we need to use READ_10 to issue other than 2048 block
* reads
Index: b/drivers/ide/ide-cd.c
===================================================================
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1643,24 +1643,6 @@ void msf_from_bcd (struct atapi_msf *msf
msf->frame = BCD2BIN(msf->frame);
}
-static inline
-void lba_to_msf (int lba, byte *m, byte *s, byte *f)
-{
- lba += CD_MSF_OFFSET;
- lba &= 0xffffff; /* negative lbas use only 24 bits */
- *m = lba / (CD_SECS * CD_FRAMES);
- lba %= (CD_SECS * CD_FRAMES);
- *s = lba / CD_FRAMES;
- *f = lba % CD_FRAMES;
-}
-
-
-static inline
-int msf_to_lba (byte m, byte s, byte f)
-{
- return (((m * CD_SECS) + s) * CD_FRAMES + f) - CD_MSF_OFFSET;
-}
-
static int cdrom_check_status(ide_drive_t *drive, struct request_sense *sense)
{
struct request req;
Index: b/include/linux/cdrom.h
===================================================================
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -1184,6 +1184,20 @@ struct media_event_desc {
extern int cdrom_get_media_event(struct cdrom_device_info *cdi, struct media_event_desc *med);
+static inline void lba_to_msf(int lba, u8 *m, u8 *s, u8 *f)
+{
+ lba += CD_MSF_OFFSET;
+ lba &= 0xffffff; /* negative lbas use only 24 bits */
+ *m = lba / (CD_SECS * CD_FRAMES);
+ lba %= (CD_SECS * CD_FRAMES);
+ *s = lba / CD_FRAMES;
+ *f = lba % CD_FRAMES;
+}
+
+static inline int msf_to_lba(u8 m, u8 s, u8 f)
+{
+ return (((m * CD_SECS) + s) * CD_FRAMES + f) - CD_MSF_OFFSET;
+}
#endif /* End of kernel only stuff */
#endif /* _LINUX_CDROM_H */
--
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