[libata] PM callbacks should be conditionally compiled on CONFIG_PM_SLEEP

This will fix warnings like following when CONFIG_PM_SLEEP is not set:

        warning: 'xxx_suspend' defined but not used [-Wunused-function]
        warning: 'xxx_resume' defined but not used [-Wunused-function]

Because
	SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn)

Only references the callbacks on CONFIG_PM_SLEEP (instead of CONFIG_PM).

Cc: Viresh Kumar <[email protected]>
Cc: [email protected]
Signed-off-by: Yuanhan Liu <[email protected]>
Signed-off-by: Fengguang Wu <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>

diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c
index b1ae48054dc5773eab42917d5e9d10f9764602ae..b7078afddb74fe91c403642cf4679beec06c0ef9 100644 (file)
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -238,7 +238,7 @@ static int __devexit ahci_remove(struct platform_device *pdev)
        return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int ahci_suspend(struct device *dev)
 {
        struct ahci_platform_data *pdata = dev_get_platdata(dev);

diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c
index 71111f214eabb5b099de8cdec5a79b3e0571db56..371fd2c698b70ce1b283672c0c2472f8ce6ac263 100644 (file)
--- a/drivers/ata/pata_arasan_cf.c
+++ b/drivers/ata/pata_arasan_cf.c
@@ -914,7 +914,7 @@ static int __devexit arasan_cf_remove(struct platform_device *pdev)
        return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int arasan_cf_suspend(struct device *dev)
 {
        struct ata_host *host = dev_get_drvdata(dev);

diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c
index 36a141a2b22b4a7017880ab68d3c14e15e88b49c..400bf1c3e982eac392652d086358858ef903ca82 100644 (file)
--- a/drivers/ata/sata_highbank.c
+++ b/drivers/ata/sata_highbank.c
@@ -378,7 +378,7 @@ static int __devexit ahci_highbank_remove(struct platform_device *pdev)
        return 0;
 }
 
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
 static int ahci_highbank_suspend(struct device *dev)
 {
        struct ata_host *host = dev_get_drvdata(dev);