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[Kernel] Add device ops feature.

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This commit is contained in:
Bernard Xiong
2018-06-10 17:59:17 +08:00
parent bca65f30a9
commit 884fb70fe9
37 changed files with 795 additions and 200 deletions
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16
components/drivers/spi/spi_flash_w25qxx.c
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@@ -264,6 +264,18 @@ static rt_size_t w25qxx_flash_write(rt_device_t dev,
return size;
}
#ifdef RT_USING_DEVICE_OPS
const static struct rt_device_ops w25qxx_device_ops =
{
w25qxx_flash_init,
w25qxx_flash_open,
w25qxx_flash_close,
w25qxx_flash_read,
w25qxx_flash_write,
w25qxx_flash_control
};
#endif
rt_err_t w25qxx_init(const char * flash_device_name, const char * spi_device_name)
{
struct rt_spi_device * rt_spi_device;
@@ -375,12 +387,16 @@ rt_err_t w25qxx_init(const char * flash_device_name, const char * spi_device_nam
/* register device */
spi_flash_device.flash_device.type = RT_Device_Class_Block;
#ifdef RT_USING_DEVICE_OPS
spi_flash_device.flash_device.ops = &w25qxx_device_ops;
#else
spi_flash_device.flash_device.init = w25qxx_flash_init;
spi_flash_device.flash_device.open = w25qxx_flash_open;
spi_flash_device.flash_device.close = w25qxx_flash_close;
spi_flash_device.flash_device.read = w25qxx_flash_read;
spi_flash_device.flash_device.write = w25qxx_flash_write;
spi_flash_device.flash_device.control = w25qxx_flash_control;
#endif
/* no private */
spi_flash_device.flash_device.user_data = RT_NULL;