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| author | Tony Prisk <linux@prisktech.co.nz> | 2013-03-27 06:28:00 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-28 19:18:54 +0100 |
| commit | 4d053fdac3c44ec8c7a78c810292a156abf84971 (patch) | |
| tree | b9771222f59e13b4f5dc605cbefcccd8d9460249 /drivers/usb/host/ehci-q.c | |
| parent | USB: ehci-spear: add CONFIG_PM_SLEEP to suspend/resume functions (diff) | |
| download | linux-4d053fdac3c44ec8c7a78c810292a156abf84971.tar.xz linux-4d053fdac3c44ec8c7a78c810292a156abf84971.zip | |
usb: ehci: unlink_empty_async_suspended() only used with CONFIG_PM
Compiling with !CONFIG_PM generates an unused function warning on
unlink_empty_async_suspended().
Enclose the function in a #ifdef CONFIG_PM
Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/ehci-q.c')
| -rw-r--r-- | drivers/usb/host/ehci-q.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c index 50787a389fa8..7562d76f9c53 100644 --- a/drivers/usb/host/ehci-q.c +++ b/drivers/usb/host/ehci-q.c @@ -1293,6 +1293,7 @@ static void unlink_empty_async(struct ehci_hcd *ehci) } } +#ifdef CONFIG_PM /* The root hub is suspended; unlink all the async QHs */ static void unlink_empty_async_suspended(struct ehci_hcd *ehci) { @@ -1305,6 +1306,7 @@ static void unlink_empty_async_suspended(struct ehci_hcd *ehci) } start_iaa_cycle(ehci); } +#endif /* makes sure the async qh will become idle */ /* caller must own ehci->lock */ |