From 0336d605daeea142c3ec9b143d0131a137f45108 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Wed, 13 Oct 2021 16:43:26 +0200 Subject: [PATCH] iio: imx8qxp-adc: mark PM functions as __maybe_unused Without CONFIG_PM_SLEEP, the runtime suspend/resume functions are unused, producing a warning: drivers/iio/adc/imx8qxp-adc.c:433:12: error: 'imx8qxp_adc_runtime_resume' defined but not used [-Werror=unused-function] 433 | static int imx8qxp_adc_runtime_resume(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/iio/adc/imx8qxp-adc.c:419:12: error: 'imx8qxp_adc_runtime_suspend' defined but not used [-Werror=unused-function] 419 | static int imx8qxp_adc_runtime_suspend(struct device *dev) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ Mark them as __maybe_unused to shut up the compiler. Fixes: 1e23dcaa1a9f ("iio: imx8qxp-adc: Add driver support for NXP IMX8QXP ADC") Signed-off-by: Arnd Bergmann Reviewed-by: Cai Huoqing Link: https://lore.kernel.org/r/20211013144338.2261316-1-arnd@kernel.org Signed-off-by: Jonathan Cameron --- drivers/iio/adc/imx8qxp-adc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iio/adc/imx8qxp-adc.c b/drivers/iio/adc/imx8qxp-adc.c index 5030e0d8318d..901dd8e1b32f 100644 --- a/drivers/iio/adc/imx8qxp-adc.c +++ b/drivers/iio/adc/imx8qxp-adc.c @@ -416,7 +416,7 @@ static int imx8qxp_adc_remove(struct platform_device *pdev) return 0; } -static int imx8qxp_adc_runtime_suspend(struct device *dev) +static __maybe_unused int imx8qxp_adc_runtime_suspend(struct device *dev) { struct iio_dev *indio_dev = dev_get_drvdata(dev); struct imx8qxp_adc *adc = iio_priv(indio_dev); @@ -430,7 +430,7 @@ static int imx8qxp_adc_runtime_suspend(struct device *dev) return 0; } -static int imx8qxp_adc_runtime_resume(struct device *dev) +static __maybe_unused int imx8qxp_adc_runtime_resume(struct device *dev) { struct iio_dev *indio_dev = dev_get_drvdata(dev); struct imx8qxp_adc *adc = iio_priv(indio_dev); -- 2.11.0