From: Tejun Heo <htejun@gmail.com>
Date: Mon, 15 May 2006 11:57:49 +0000 (+0900)
Subject: [PATCH] libata: kill old SCR functions and sata_dev_present()
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=a0ab51cefc95cb7756c4914603fea2b1a0f813c5;p=deliverable%2Flinux.git

[PATCH] libata: kill old SCR functions and sata_dev_present()

Kill now unused scr_{read|write|write_flush}() and sata_dev_present().

Signed-off-by: Tejun Heo <htejun@gmail.com>
---

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 47b97157995d..cd467cd54473 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -939,28 +939,6 @@ static inline u8 ata_irq_ack(struct ata_port *ap, unsigned int chk_drq)
 	return status;
 }
 
-static inline u32 scr_read(struct ata_port *ap, unsigned int reg)
-{
-	return ap->ops->scr_read(ap, reg);
-}
-
-static inline void scr_write(struct ata_port *ap, unsigned int reg, u32 val)
-{
-	ap->ops->scr_write(ap, reg, val);
-}
-
-static inline void scr_write_flush(struct ata_port *ap, unsigned int reg,
-				   u32 val)
-{
-	ap->ops->scr_write(ap, reg, val);
-	(void) ap->ops->scr_read(ap, reg);
-}
-
-static inline unsigned int sata_dev_present(struct ata_port *ap)
-{
-	return ((scr_read(ap, SCR_STATUS) & 0xf) == 0x3) ? 1 : 0;
-}
-
 static inline int ata_try_flush_cache(const struct ata_device *dev)
 {
 	return ata_id_wcache_enabled(dev->id) ||