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| author | Tejun Heo <htejun@gmail.com> | 2008-03-27 19:14:23 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-04-17 15:44:20 -0400 |
| commit | a5987e0a1b569146ed9cfa0a8c275a21b344fcaa (patch) | |
| tree | 23c6f0e4ac2e521fdcb87aadf214ad8987b67b22 /drivers/ata/libata.h | |
| parent | 06993d2237da45615b5a9a4dde3f344ce97ca17d (diff) | |
| download | lwn-a5987e0a1b569146ed9cfa0a8c275a21b344fcaa.tar.gz lwn-a5987e0a1b569146ed9cfa0a8c275a21b344fcaa.zip | |
libata: make ata_tf_to_lba[48]() generic
ata_tf_to_lba[48]() currently return LBA in tf + 1 for
ata_read_native_max_address(). Make them return LBA and make it
global so that it can be used to read LBA off TF for other purposes.
ata_read_native_max_address() now adds 1 itself.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/libata.h')
| -rw-r--r-- | drivers/ata/libata.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index a69f663c7402..5e8d0359bccb 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -61,6 +61,8 @@ extern int libata_fua; extern int libata_noacpi; extern int libata_allow_tpm; extern void ata_force_cbl(struct ata_port *ap); +extern u64 ata_tf_to_lba(const struct ata_taskfile *tf); +extern u64 ata_tf_to_lba48(const struct ata_taskfile *tf); extern struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev); extern int ata_build_rw_tf(struct ata_taskfile *tf, struct ata_device *dev, u64 block, u32 n_block, unsigned int tf_flags, |