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-rw-r--r--bsp/ls1bdev/drivers/display_controller.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/bsp/ls1bdev/drivers/display_controller.c b/bsp/ls1bdev/drivers/display_controller.c
index 1c91ebf8d8..060bd0a041 100644
--- a/bsp/ls1bdev/drivers/display_controller.c
+++ b/bsp/ls1bdev/drivers/display_controller.c
@@ -186,7 +186,7 @@ static rt_err_t rt_dc_init(rt_device_t dev)
return RT_EOK;
}
-static rt_err_t rt_dc_control(rt_device_t dev, rt_uint8_t cmd, void *args)
+static rt_err_t rt_dc_control(rt_device_t dev, int cmd, void *args)
{
switch (cmd)
{