On 10/27/2014 08:36 PM, Jingoo Han wrote:
Add CONFIG_PM_SLEEP to suspend/resume functions to fix the following
build warning when CONFIG_PM_SLEEP is not selected. This is because
sleep PM callbacks defined by SIMPLE_DEV_PM_OPS are only used when
the CONFIG_PM_SLEEP is enabled.
drivers/dma/k3dma.c:790:12: warning: 'k3_dma_suspend' defined but not used [-Wunused-function]
drivers/dma/k3dma.c:806:12: warning: 'k3_dma_resume' defined but not used [-Wunused-function]
Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
Thanks Jingoo
Acked-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
---
drivers/dma/k3dma.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c
index a1f911a..6029d1a 100644
--- a/drivers/dma/k3dma.c
+++ b/drivers/dma/k3dma.c
@@ -787,6 +787,7 @@ static int k3_dma_remove(struct platform_device *op)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
static int k3_dma_suspend(struct device *dev)
{
struct k3_dma_dev *d = dev_get_drvdata(dev);
@@ -816,6 +817,7 @@ static int k3_dma_resume(struct device *dev)
k3_dma_enable_dma(d, true);
return 0;
}
+#endif
static SIMPLE_DEV_PM_OPS(k3_dma_pmops, k3_dma_suspend, k3_dma_resume);
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