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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-08-28 01:55:29 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-08-28 01:55:29 +0200
commita9ef803d740bfadf5e505fbc57efa57692e27025 (patch)
tree4aed9e13d174e91d28e1728a965340e4b4d992a5 /drivers
parentRevert "usb: ehci/ohci-exynos: Fix PHY getting sequence" (diff)
downloadlinux-a9ef803d740bfadf5e505fbc57efa57692e27025.tar.xz
linux-a9ef803d740bfadf5e505fbc57efa57692e27025.zip
USB: fix build error with CONFIG_PM_RUNTIME disabled
commit bdd405d2a528 ("usb: hub: Prevent hub autosuspend if usbcore.autosuspend is -1") causes a build error if CONFIG_PM_RUNTIME is disabled. Fix that by doing a simple #ifdef guard around it. Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Reported-by: kbuild test robot <fengguang.wu@intel.com> Cc: Roger Quadros <rogerq@ti.com> Cc: Michael Welling <mwelling@emacinc.com> Cc: Alan Stern <stern@rowland.harvard.edu> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/core/hub.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 003cb6b1a6bf..46f5161c7891 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1732,8 +1732,10 @@ static int hub_probe(struct usb_interface *intf, const struct usb_device_id *id)
* - If user has indicated to prevent autosuspend by passing
* usbcore.autosuspend = -1 then keep autosuspend disabled.
*/
+#ifdef CONFIG_PM_RUNTIME
if (hdev->dev.power.autosuspend_delay >= 0)
pm_runtime_set_autosuspend_delay(&hdev->dev, 0);
+#endif
/*
* Hubs have proper suspend/resume support, except for root hubs