From c1a64657f6f4a11bc91e3f9d2f8b4e1806d7abd0 Mon Sep 17 00:00:00 2001 From: "dzzxzz@gmail.com" Date: Thu, 6 Sep 2012 06:02:14 +0000 Subject: [PATCH] re-format the coding style in spi_dev.c git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2272 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- components/drivers/spi/spi_dev.c | 205 ++++++++++++++++++------------- 1 file changed, 117 insertions(+), 88 deletions(-) diff --git a/components/drivers/spi/spi_dev.c b/components/drivers/spi/spi_dev.c index 6978715c36..5191414654 100644 --- a/components/drivers/spi/spi_dev.c +++ b/components/drivers/spi/spi_dev.c @@ -1,145 +1,174 @@ +/* + * File : spi_dev.c + * This file is part of RT-Thread RTOS + * 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 + * http://www.rt-thread.org/license/LICENSE + * + * Change Logs: + * Date Author Notes + */ + #include #include /* SPI bus device interface, compatible with RT-Thread 0.3.x/1.0.x */ static rt_err_t _spi_bus_device_init(rt_device_t dev) { - struct rt_spi_bus* bus; + struct rt_spi_bus *bus; - bus = (struct rt_spi_bus*) dev; - RT_ASSERT(bus != RT_NULL); + bus = (struct rt_spi_bus *)dev; + RT_ASSERT(bus != RT_NULL); - return RT_EOK; + return RT_EOK; } -static rt_size_t _spi_bus_device_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size) +static rt_size_t _spi_bus_device_read(rt_device_t dev, + rt_off_t pos, + void *buffer, + rt_size_t size) { - struct rt_spi_bus* bus; + struct rt_spi_bus *bus; - bus = (struct rt_spi_bus*) dev; - RT_ASSERT(bus != RT_NULL); - RT_ASSERT(bus->owner != RT_NULL); + bus = (struct rt_spi_bus *)dev; + RT_ASSERT(bus != RT_NULL); + RT_ASSERT(bus->owner != RT_NULL); - return rt_spi_transfer(bus->owner, RT_NULL, buffer, size); + return rt_spi_transfer(bus->owner, RT_NULL, buffer, size); } -static rt_size_t _spi_bus_device_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size) +static rt_size_t _spi_bus_device_write(rt_device_t dev, + rt_off_t pos, + const void *buffer, + rt_size_t size) { - struct rt_spi_bus* bus; + struct rt_spi_bus *bus; - bus = (struct rt_spi_bus*) dev; - RT_ASSERT(bus != RT_NULL); - RT_ASSERT(bus->owner != RT_NULL); + bus = (struct rt_spi_bus *)dev; + RT_ASSERT(bus != RT_NULL); + RT_ASSERT(bus->owner != RT_NULL); - return rt_spi_transfer(bus->owner, buffer, RT_NULL, size); + return rt_spi_transfer(bus->owner, buffer, RT_NULL, size); } -static rt_err_t _spi_bus_device_control(rt_device_t dev, rt_uint8_t cmd, void *args) +static rt_err_t _spi_bus_device_control(rt_device_t dev, + rt_uint8_t cmd, + void *args) { - struct rt_spi_bus* bus; + struct rt_spi_bus *bus; - bus = (struct rt_spi_bus*) dev; - RT_ASSERT(bus != RT_NULL); + bus = (struct rt_spi_bus *)dev; + RT_ASSERT(bus != RT_NULL); - switch (cmd) - { - case 0: /* set device */ - break; - case 1: - break; - } + switch (cmd) + { + case 0: /* set device */ + break; + case 1: + break; + } - return RT_EOK; + return RT_EOK; } -rt_err_t rt_spi_bus_device_init(struct rt_spi_bus* bus, const char* name) +rt_err_t rt_spi_bus_device_init(struct rt_spi_bus *bus, const char *name) { - struct rt_device *device; - RT_ASSERT(bus != RT_NULL); + struct rt_device *device; + RT_ASSERT(bus != RT_NULL); - device = &bus->parent; + device = &bus->parent; - /* set device type */ - device->type = RT_Device_Class_SPIBUS; - /* initialize device interface */ - device->init = _spi_bus_device_init; - device->open = RT_NULL; - device->close = RT_NULL; - device->read = _spi_bus_device_read; - device->write = _spi_bus_device_write; - device->control = _spi_bus_device_control; + /* set device type */ + device->type = RT_Device_Class_SPIBUS; + /* initialize device interface */ + device->init = _spi_bus_device_init; + device->open = RT_NULL; + device->close = RT_NULL; + device->read = _spi_bus_device_read; + device->write = _spi_bus_device_write; + device->control = _spi_bus_device_control; - /* register to device manager */ - return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR); + /* register to device manager */ + return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR); } /* SPI Dev device interface, compatible with RT-Thread 0.3.x/1.0.x */ static rt_err_t _spidev_device_init(rt_device_t dev) { - struct rt_spi_device* device; + struct rt_spi_device *device; - device = (struct rt_spi_device*) dev; - RT_ASSERT(device != RT_NULL); + device = (struct rt_spi_device *)dev; + RT_ASSERT(device != RT_NULL); - return RT_EOK; + return RT_EOK; } -static rt_size_t _spidev_device_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size) +static rt_size_t _spidev_device_read(rt_device_t dev, + rt_off_t pos, + void *buffer, + rt_size_t size) { - struct rt_spi_device* device; + struct rt_spi_device *device; - device = (struct rt_spi_device*) dev; - RT_ASSERT(device != RT_NULL); - RT_ASSERT(device->bus != RT_NULL); + device = (struct rt_spi_device *)dev; + RT_ASSERT(device != RT_NULL); + RT_ASSERT(device->bus != RT_NULL); - return rt_spi_transfer(device, RT_NULL, buffer, size); + return rt_spi_transfer(device, RT_NULL, buffer, size); } -static rt_size_t _spidev_device_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size) +static rt_size_t _spidev_device_write(rt_device_t dev, + rt_off_t pos, + const void *buffer, + rt_size_t size) { - struct rt_spi_device* device; + struct rt_spi_device *device; - device = (struct rt_spi_device*) dev; - RT_ASSERT(device != RT_NULL); - RT_ASSERT(device->bus != RT_NULL); + device = (struct rt_spi_device *)dev; + RT_ASSERT(device != RT_NULL); + RT_ASSERT(device->bus != RT_NULL); - return rt_spi_transfer(device, buffer, RT_NULL, size); + return rt_spi_transfer(device, buffer, RT_NULL, size); } -static rt_err_t _spidev_device_control(rt_device_t dev, rt_uint8_t cmd, void *args) +static rt_err_t _spidev_device_control(rt_device_t dev, + rt_uint8_t cmd, + void *args) { - struct rt_spi_device* device; + struct rt_spi_device *device; - device = (struct rt_spi_device*) dev; - RT_ASSERT(device != RT_NULL); + device = (struct rt_spi_device *)dev; + RT_ASSERT(device != RT_NULL); - switch (cmd) - { - case 0: /* set device */ - break; - case 1: - break; - } + switch (cmd) + { + case 0: /* set device */ + break; + case 1: + break; + } - return RT_EOK; + return RT_EOK; } -rt_err_t rt_spidev_device_init(struct rt_spi_device* dev, const char* name) +rt_err_t rt_spidev_device_init(struct rt_spi_device *dev, const char *name) { - struct rt_device* device; - RT_ASSERT(dev != RT_NULL); - - device = &(dev->parent); - - /* set device type */ - device->type = RT_Device_Class_SPIDevice; - device->init = _spidev_device_init; - device->open = RT_NULL; - device->close = RT_NULL; - device->read = _spidev_device_read; - device->write = _spidev_device_write; - device->control = _spidev_device_control; - - /* register to device manager */ - return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR); + struct rt_device *device; + RT_ASSERT(dev != RT_NULL); + + device = &(dev->parent); + + /* set device type */ + device->type = RT_Device_Class_SPIDevice; + device->init = _spidev_device_init; + device->open = RT_NULL; + device->close = RT_NULL; + device->read = _spidev_device_read; + device->write = _spidev_device_write; + device->control = _spidev_device_control; + + /* register to device manager */ + return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR); }