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[-next] media: marvell-ccic: mmp: mark PM functions as __maybe_unused

Message ID 20200909112921.5116-1-weiyongjun1@huawei.com
State Accepted
Commit ab11fae0be7a7bcb7aec75c5b081d37ed0a0ed08
Headers show
Series [-next] media: marvell-ccic: mmp: mark PM functions as __maybe_unused | expand

Commit Message

Wei Yongjun Sept. 9, 2020, 11:29 a.m. UTC
The suspend/resume functions have no callers depending on
configuration, so they must be marked __maybe_unused to
avoid these harmless warnings:

drivers/media/platform/marvell-ccic/mmp-driver.c:347:12: warning:
 'mmpcam_resume' defined but not used [-Wunused-function]
  347 | static int mmpcam_resume(struct device *dev)
      |            ^~~~~~~~~~~~~
drivers/media/platform/marvell-ccic/mmp-driver.c:338:12: warning:
 'mmpcam_suspend' defined but not used [-Wunused-function]
  338 | static int mmpcam_suspend(struct device *dev)
      |            ^~~~~~~~~~~~~~

Fixes: 55cd34524aa3 ("media: marvell-ccic: add support for runtime PM")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 drivers/media/platform/marvell-ccic/mmp-driver.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/media/platform/marvell-ccic/mmp-driver.c b/drivers/media/platform/marvell-ccic/mmp-driver.c
index c4b28a00a3a2..cd902b180669 100644
--- a/drivers/media/platform/marvell-ccic/mmp-driver.c
+++ b/drivers/media/platform/marvell-ccic/mmp-driver.c
@@ -335,7 +335,7 @@  static int mmpcam_runtime_suspend(struct device *dev)
 	return 0;
 }
 
-static int mmpcam_suspend(struct device *dev)
+static int __maybe_unused mmpcam_suspend(struct device *dev)
 {
 	struct mmp_camera *cam = dev_get_drvdata(dev);
 
@@ -344,7 +344,7 @@  static int mmpcam_suspend(struct device *dev)
 	return 0;
 }
 
-static int mmpcam_resume(struct device *dev)
+static int __maybe_unused mmpcam_resume(struct device *dev)
 {
 	struct mmp_camera *cam = dev_get_drvdata(dev);