From: Arnd Bergmann Date: Wed, 28 Feb 2018 23:19:37 +0000 (-0500) Subject: media: renesas-ceu: mark PM functions as __maybe_unused X-Git-Tag: v4.17-rc1~143^2~185 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=997ef6b2627c54f5404c2f444e52c7140d1b6d01;p=linux.git media: renesas-ceu: mark PM functions as __maybe_unused The PM runtime operations are unused when CONFIG_PM is disabled, leading to a harmless warning: drivers/media/platform/renesas-ceu.c:1003:12: error: 'ceu_runtime_suspend' defined but not used [-Werror=unused-function] static int ceu_runtime_suspend(struct device *dev) ^~~~~~~~~~~~~~~~~~~ drivers/media/platform/renesas-ceu.c:987:12: error: 'ceu_runtime_resume' defined but not used [-Werror=unused-function] static int ceu_runtime_resume(struct device *dev) ^~~~~~~~~~~~~~~~~~ This adds a __maybe_unused annotation to shut up the warning. Fixes: 32e5a70dc8f4 ("media: platform: Add Renesas CEU driver") Signed-off-by: Arnd Bergmann Reviewed-by: Simon Horman Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/platform/renesas-ceu.c b/drivers/media/platform/renesas-ceu.c index 903c05c67d91..6599dba5ab84 100644 --- a/drivers/media/platform/renesas-ceu.c +++ b/drivers/media/platform/renesas-ceu.c @@ -984,7 +984,7 @@ static int ceu_init_mbus_fmt(struct ceu_device *ceudev) /* * ceu_runtime_resume() - soft-reset the interface and turn sensor power on. */ -static int ceu_runtime_resume(struct device *dev) +static int __maybe_unused ceu_runtime_resume(struct device *dev) { struct ceu_device *ceudev = dev_get_drvdata(dev); struct v4l2_subdev *v4l2_sd = ceudev->sd->v4l2_sd; @@ -1000,7 +1000,7 @@ static int ceu_runtime_resume(struct device *dev) * ceu_runtime_suspend() - disable capture and interrupts and soft-reset. * Turn sensor power off. */ -static int ceu_runtime_suspend(struct device *dev) +static int __maybe_unused ceu_runtime_suspend(struct device *dev) { struct ceu_device *ceudev = dev_get_drvdata(dev); struct v4l2_subdev *v4l2_sd = ceudev->sd->v4l2_sd;