linux-kernel - [PATCH] libata: suppress two warnings

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Message-Id: <20071031145332.01529b7d.sfr@canb.auug.org.au>
Date:	Wed, 31 Oct 2007 14:53:32 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Jeff Garzik <jgarzik@...ox.com>
Cc:	linux-ide@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] libata: suppress two warnings

drivers/ata/libata-core.c:768: warning: 'ata_lpm_enable' defined but not used
drivers/ata/libata-core.c:784: warning: 'ata_lpm_disable' defined but not used

Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
---
 drivers/ata/libata-core.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 63035d7..7162645 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -735,6 +735,7 @@ enable_pm_out:
 	return /* rc */;	/* hopefully we can use 'rc' eventually */
 }
 
+#ifdef CONFIG_PM
 /**
  *	ata_dev_disable_pm - disable SATA interface power management
  *	@device - device to enable ipm for
@@ -755,6 +756,7 @@ static void ata_dev_disable_pm(struct ata_device *dev)
 	if (ap->ops->disable_pm)
 		ap->ops->disable_pm(ap);
 }
+#endif	/* CONFIG_PM */
 
 void ata_lpm_schedule(struct ata_port *ap, enum link_pm policy)
 {
@@ -764,6 +766,7 @@ void ata_lpm_schedule(struct ata_port *ap, enum link_pm policy)
 	ata_port_schedule_eh(ap);
 }
 
+#ifdef CONFIG_PM
 static void ata_lpm_enable(struct ata_host *host)
 {
 	struct ata_link *link;
@@ -789,6 +792,7 @@ static void ata_lpm_disable(struct ata_host *host)
 		ata_lpm_schedule(ap, ap->pm_policy);
 	}
 }
+#endif	/* CONFIG_PM */
 
 
 /**
-- 
1.5.3.4

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