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authorTejun Heo <tj@kernel.org>2010-05-10 21:41:35 +0200
committerJeff Garzik <jgarzik@redhat.com>2010-05-19 13:34:10 -0400
commit270390e1ae1818b111543b8bfffa08095d73c1a5 (patch)
treebe6145d1a3ea7d2e80f303a62c5f9ba5a753c0f5 /drivers/ata/libata.h
parentc7087652e1890a3feef35b30ee1d4be68e1932cd (diff)
downloadop-kernel-dev-270390e1ae1818b111543b8bfffa08095d73c1a5.zip
op-kernel-dev-270390e1ae1818b111543b8bfffa08095d73c1a5.tar.gz
libata-sff: introduce ata_sff_init/exit() and ata_sff_port_init()
In preparation of proper SFF/BMDMA separation, introduce ata_sff_init/exit() and ata_sff_port_init(). These functions currently don't do anything. 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.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index 132da80..d89502f 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -203,6 +203,16 @@ static inline int sata_pmp_attach(struct ata_device *dev)
/* libata-sff.c */
#ifdef CONFIG_ATA_SFF
extern void ata_pio_task(struct work_struct *work);
+extern void ata_sff_port_init(struct ata_port *ap);
+extern int ata_sff_init(void);
+extern void ata_sff_exit(void);
+#else /* CONFIG_ATA_SFF */
+static inline void ata_sff_port_init(struct ata_port *ap)
+{ }
+static inline int ata_sff_init(void)
+{ return 0; }
+static inline void ata_sff_exit(void)
+{ }
#endif /* CONFIG_ATA_SFF */
#endif /* __LIBATA_H__ */
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