From: Arnd Bergmann Date: Thu, 28 Jan 2016 16:23:13 +0000 (+0100) Subject: usb: isp1301-omap: mark power_up as __maybe_unused X-Git-Tag: next-20160307~24^2^2~63 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=5b35becce78fd0640c16e66a4741e3441d257d11;p=karo-tx-linux.git usb: isp1301-omap: mark power_up as __maybe_unused The power_up function is used for otg or udc mode, but nost when the driver is only configured for host mode: drivers/usb/phy/phy-isp1301-omap.c:261:13: error: 'power_up' defined but not used [-Werror=unused-function] This marks the function __maybe_unused to avoid the warning and silently drop the definition when it is unused. Signed-off-by: Arnd Bergmann Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/phy/phy-isp1301-omap.c b/drivers/usb/phy/phy-isp1301-omap.c index 3af263cc0caa..8d111ec653e4 100644 --- a/drivers/usb/phy/phy-isp1301-omap.c +++ b/drivers/usb/phy/phy-isp1301-omap.c @@ -258,7 +258,7 @@ static void power_down(struct isp1301 *isp) isp1301_clear_bits(isp, ISP1301_MODE_CONTROL_1, MC1_DAT_SE0); } -static void power_up(struct isp1301 *isp) +static void __maybe_unused power_up(struct isp1301 *isp) { // isp1301_clear_bits(isp, ISP1301_MODE_CONTROL_2, MC2_GLOBAL_PWR_DN); isp1301_clear_bits(isp, ISP1301_MODE_CONTROL_1, MC1_SUSPEND);