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authorTejun Heo <tj@kernel.org>2010-09-01 17:50:05 +0200
committerJeff Garzik <jgarzik@redhat.com>2010-10-21 20:21:04 -0400
commit1152b2617a6e1943b6b82e07c962950e56f1000c (patch)
tree820b7ca42901b42b1ac5688dcba1f55a5930e176 /drivers/ata/libata.h
parentc93b263e0d4fa8ce5fec0142a98196d1a127e845 (diff)
downloadop-kernel-dev-1152b2617a6e1943b6b82e07c962950e56f1000c.zip
op-kernel-dev-1152b2617a6e1943b6b82e07c962950e56f1000c.tar.gz
libata: implement sata_link_scr_lpm() and make ata_dev_set_feature() global
Link power management is about to be reimplemented. Prepare for it. * Implement sata_link_scr_lpm(). * Drop static from ata_dev_set_feature() and make it available to other libata files. * Trivial whitespace adjustments. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata.h')
-rw-r--r--drivers/ata/libata.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 1471462..65b6a73 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -86,6 +86,8 @@ extern int ata_dev_revalidate(struct ata_device *dev, unsigned int new_class,
extern int ata_dev_configure(struct ata_device *dev);
extern int sata_down_spd_limit(struct ata_link *link, u32 spd_limit);
extern int ata_down_xfermask_limit(struct ata_device *dev, unsigned int sel);
+extern unsigned int ata_dev_set_feature(struct ata_device *dev,
+ u8 enable, u8 feature);
extern void ata_sg_clean(struct ata_queued_cmd *qc);
extern void ata_qc_free(struct ata_queued_cmd *qc);
extern void ata_qc_issue(struct ata_queued_cmd *qc);
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