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usb: xhci: avoid warning for !PM_SLEEP 

If we build a kernel with PM_SUSPEND set and no PM_SLEEP,
we get a build warning in the xhci-plat driver about unused
functions.

To fix this, use "#ifdef CONFIG_PM_SLEEP", like we do in most
other drivers nowadays.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Mathias Nyman <mathias.nyman@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Arnd Bergmann 2014-05-08 15:52:19 +02:00 committed by Greg Kroah-Hartman
parent 112fe8e290
commit 274f6afa29
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/host/xhci-plat.c
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@ -234,7 +234,7 @@ static int xhci_plat_remove(struct platform_device *dev)
return 0; return 0;
} }
#ifdef CONFIG_PM #ifdef CONFIG_PM_SLEEP
static int xhci_plat_suspend(struct device *dev) static int xhci_plat_suspend(struct device *dev)
{ {
struct usb_hcd *hcd = dev_get_drvdata(dev); struct usb_hcd *hcd = dev_get_drvdata(dev);