From: Tejun Heo <htejun@gmail.com>
Date: Tue, 24 Jan 2006 08:05:21 +0000 (+0900)
Subject: [PATCH] libata: export ata_busy_sleep
X-Git-Tag: upstream/snapshot3+hdmi~42293^2~112
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6f8b99589524f3e759e44721376abcdf88ed8915;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

[PATCH] libata: export ata_busy_sleep

Export ata_busy_sleep(), to be used by low level driver reset functions.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
---

diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 71de697..4336fc8 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -61,9 +61,6 @@
 
 #include "libata.h"
 
-static unsigned int ata_busy_sleep (struct ata_port *ap,
-				    unsigned long tmout_pat,
-			    	    unsigned long tmout);
 static void ata_dev_reread_id(struct ata_port *ap, struct ata_device *dev);
 static void ata_dev_init_params(struct ata_port *ap, struct ata_device *dev);
 static void ata_set_mode(struct ata_port *ap);
@@ -1960,9 +1957,8 @@ err_out:
  *
  */
 
-static unsigned int ata_busy_sleep (struct ata_port *ap,
-				    unsigned long tmout_pat,
-			    	    unsigned long tmout)
+unsigned int ata_busy_sleep (struct ata_port *ap,
+			     unsigned long tmout_pat, unsigned long tmout)
 {
 	unsigned long timer_start, timeout;
 	u8 status;
@@ -5167,6 +5163,7 @@ EXPORT_SYMBOL_GPL(__sata_phy_reset);
 EXPORT_SYMBOL_GPL(ata_bus_reset);
 EXPORT_SYMBOL_GPL(ata_port_disable);
 EXPORT_SYMBOL_GPL(ata_ratelimit);
+EXPORT_SYMBOL_GPL(ata_busy_sleep);
 EXPORT_SYMBOL_GPL(ata_scsi_ioctl);
 EXPORT_SYMBOL_GPL(ata_scsi_queuecmd);
 EXPORT_SYMBOL_GPL(ata_scsi_error);
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 576788d..45646f6 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -500,6 +500,9 @@ extern int ata_scsi_device_suspend(struct scsi_device *);
 extern int ata_device_resume(struct ata_port *, struct ata_device *);
 extern int ata_device_suspend(struct ata_port *, struct ata_device *);
 extern int ata_ratelimit(void);
+extern unsigned int ata_busy_sleep(struct ata_port *ap,
+				   unsigned long timeout_pat,
+				   unsigned long timeout);
 
 /*
  * Default driver ops implementations