From: Arnd Bergmann Date: Wed, 2 Mar 2016 17:11:46 +0000 (-0800) Subject: Input: snvs_pwrkey - use __maybe_unused to hide pm functions X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2d1a792357bf5ef7022f3ba82ab8976609425f4b;p=linux-beck.git Input: snvs_pwrkey - use __maybe_unused to hide pm functions The SNVS power key driver has suspend/resume functions that are accessed using SIMPLE_DEV_PM_OPS, which hide the reference when CONFIG_PM_SLEEP is not set, resulting in a warning about unused functions: drivers/input/keyboard/snvs_pwrkey.c:183:12: error: 'imx_snvs_pwrkey_suspend' defined but not used [-Werror=unused-function] drivers/input/keyboard/snvs_pwrkey.c:194:12: error: 'imx_snvs_pwrkey_resume' defined but not used [-Werror=unused-function] This adds __maybe_unused annotations to let the compiler know it can silently drop the function definition. Signed-off-by: Arnd Bergmann Acked-by: Frank Li Signed-off-by: Dmitry Torokhov --- diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c index 9adf13a5864a..b0ffadeb208c 100644 --- a/drivers/input/keyboard/snvs_pwrkey.c +++ b/drivers/input/keyboard/snvs_pwrkey.c @@ -180,7 +180,7 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev) return 0; } -static int imx_snvs_pwrkey_suspend(struct device *dev) +static int __maybe_unused imx_snvs_pwrkey_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct pwrkey_drv_data *pdata = platform_get_drvdata(pdev); @@ -191,7 +191,7 @@ static int imx_snvs_pwrkey_suspend(struct device *dev) return 0; } -static int imx_snvs_pwrkey_resume(struct device *dev) +static int __maybe_unused imx_snvs_pwrkey_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct pwrkey_drv_data *pdata = platform_get_drvdata(pdev);