[RFC PATCH] dma-mapping: platform_dma_configure() can be static

[kbuild test robot]

Fixes: 9a019f425175 ("dma-mapping: move dma configuration to bus infrastructure")
Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
---
 platform.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index adf94eb..dc9c790 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -1130,7 +1130,7 @@ int platform_pm_restore(struct device *dev)
 
 #endif /* CONFIG_HIBERNATE_CALLBACKS */
 
-int platform_dma_configure(struct device *dev)
+static int platform_dma_configure(struct device *dev)
 {
 	enum dev_dma_attr attr;
 	int ret = 0;
@@ -1146,7 +1146,7 @@ int platform_dma_configure(struct device *dev)
 	return ret;
 }
 
-void platform_dma_deconfigure(struct device *dev)
+static void platform_dma_deconfigure(struct device *dev)
 {
 	of_dma_deconfigure(dev);
 	acpi_dma_deconfigure(dev);