[DeviceDrivers] change cmd type.

1. Change 'rt_uint8_t' type of cmd to 'int';
2. Add waitqueue;
3. Split device ipc header files;

2 files changed, 2 insertions, 2 deletions

diff --git a/components/drivers/i2c/fm24clxx.c b/components/drivers/i2c/fm24clxx.c
index 4856a945da..c37a62973a 100644
--- a/components/drivers/i2c/fm24clxx.c
+++ b/components/drivers/i2c/fm24clxx.c
@@ -47,7 +47,7 @@ static rt_err_t fm24clxx_close(rt_device_t dev)
     return RT_EOK;
 }
 
-static rt_err_t fm24clxx_control(rt_device_t dev, rt_uint8_t cmd, void *args)
+static rt_err_t fm24clxx_control(rt_device_t dev, int cmd, void *args)
 {
     return RT_EOK;
 }
diff --git a/components/drivers/i2c/i2c_dev.c b/components/drivers/i2c/i2c_dev.c
index 4b811c62ea..377e394cb3 100644
--- a/components/drivers/i2c/i2c_dev.c
+++ b/components/drivers/i2c/i2c_dev.c
@@ -66,7 +66,7 @@ static rt_size_t i2c_bus_device_write(rt_device_t dev,
 }
 
 static rt_err_t i2c_bus_device_control(rt_device_t dev,
-                                       rt_uint8_t  cmd,
+                                       int         cmd,
                                        void       *args)
 {
     rt_err_t ret;