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Diffstat (limited to 'src/device.c')
-rw-r--r--src/device.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/src/device.c b/src/device.c
index 2571e9132e..90d3cb501c 100644
--- a/src/device.c
+++ b/src/device.c
@@ -1,7 +1,7 @@
/*
* File : device.c
* This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2011, RT-Thread Development Team
+ * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
@@ -29,7 +29,8 @@
*/
rt_err_t rt_device_register(rt_device_t dev, const char *name, rt_uint16_t flags)
{
- if (dev == RT_NULL) return -RT_ERROR;
+ if (dev == RT_NULL)
+ return -RT_ERROR;
rt_object_init(&(dev->parent), RT_Object_Class_Device, name);
dev->flag = flags;
@@ -155,7 +156,7 @@ rt_err_t rt_device_init(rt_device_t dev)
init = dev->init;
if (init != RT_NULL)
{
- if(!(dev->flag & RT_DEVICE_FLAG_ACTIVATED))
+ if (!(dev->flag & RT_DEVICE_FLAG_ACTIVATED))
{
result = init(dev);
if (result != RT_EOK)
@@ -169,7 +170,8 @@ rt_err_t rt_device_init(rt_device_t dev)
}
}
}
- else result = -RT_ENOSYS;
+ else
+ result = -RT_ENOSYS;
return result;
}
@@ -199,6 +201,7 @@ rt_err_t rt_device_open(rt_device_t dev, rt_uint16_t oflag)
{
rt_kprintf("To initialize device:%s failed. The error code is %d\n",
dev->parent.name, result);
+
return result;
}
else
@@ -290,6 +293,7 @@ rt_size_t rt_device_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t
/* set error code */
rt_set_errno(-RT_ENOSYS);
+
return 0;
}
@@ -320,6 +324,7 @@ rt_size_t rt_device_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_
/* set error code */
rt_set_errno(-RT_ENOSYS);
+
return 0;
}
@@ -362,6 +367,7 @@ rt_err_t rt_device_set_rx_indicate(rt_device_t dev, rt_err_t (*rx_ind)(rt_device
RT_ASSERT(dev != RT_NULL);
dev->rx_indicate = rx_ind;
+
return RT_EOK;
}
@@ -379,6 +385,7 @@ rt_err_t rt_device_set_tx_complete(rt_device_t dev, rt_err_t (*tx_done)(rt_devic
RT_ASSERT(dev != RT_NULL);
dev->tx_complete = tx_done;
+
return RT_EOK;
}