Messages in this thread Patch in this message | | | From | Arnd Bergmann <> | Subject | [PATCH] media: renesas-ceu: mark PM functions as __maybe_unused | Date | Thu, 1 Mar 2018 00:19:37 +0100 |
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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 <arnd@arndb.de> --- drivers/media/platform/renesas-ceu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/media/platform/renesas-ceu.c b/drivers/media/platform/renesas-ceu.c index 22330c0c2f6a..eccd60a7ebec 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; -- 2.9.0
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