Commit 105981e6 authored by Larry Finger's avatar Larry Finger Committed by Greg Kroah-Hartman
Browse files

staging: r8188eu: Add files for new driver - part 3 



This commit adds core/rtw_io.c, core/rtw_ioctl_set.c, and core/rtw_iol.c

Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 06a05884

drivers/staging/rtl8188eu/core/rtw_io.c

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+329 −0
Original line number Diff line number Diff line 
/******************************************************************************

 *

 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of version 2 of the GNU General Public License as

 * published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for

 * more details.

 *

 * You should have received a copy of the GNU General Public License along with

 * this program; if not, write to the Free Software Foundation, Inc.,

 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA

 *

 *

 ******************************************************************************/

/*



The purpose of rtw_io.c



a. provides the API



b. provides the protocol engine



c. provides the software interface between caller and the hardware interface





Compiler Flag Option:



USB:

   a. USE_ASYNC_IRP: Both sync/async operations are provided.



Only sync read/rtw_write_mem operations are provided.



jackson@realtek.com.tw



*/



#define _RTW_IO_C_

#include <osdep_service.h>

#include <drv_types.h>

#include <rtw_io.h>

#include <osdep_intf.h>

#include <usb_ops.h>



#define rtw_le16_to_cpu(val)		le16_to_cpu(val)

#define rtw_le32_to_cpu(val)		le32_to_cpu(val)

#define rtw_cpu_to_le16(val)		cpu_to_le16(val)

#define rtw_cpu_to_le32(val)		cpu_to_le32(val)





u8 _rtw_read8(struct adapter *adapter, u32 addr)

{

	u8 r_val;

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl *pintfhdl = &(pio_priv->intf);

	u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr);



	_func_enter_;

	_read8 = pintfhdl->io_ops._read8;

	r_val = _read8(pintfhdl, addr);

	_func_exit_;

	return r_val;

}



u16 _rtw_read16(struct adapter *adapter, u32 addr)

{

	u16 r_val;

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	u16 (*_read16)(struct intf_hdl *pintfhdl, u32 addr);

_func_enter_;

	_read16 = pintfhdl->io_ops._read16;



	r_val = _read16(pintfhdl, addr);

_func_exit_;

	return r_val;

}



u32 _rtw_read32(struct adapter *adapter, u32 addr)

{

	u32 r_val;

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	u32	(*_read32)(struct intf_hdl *pintfhdl, u32 addr);

_func_enter_;

	_read32 = pintfhdl->io_ops._read32;



	r_val = _read32(pintfhdl, addr);

_func_exit_;

	return r_val;

}



int _rtw_write8(struct adapter *adapter, u32 addr, u8 val)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	int (*_write8)(struct intf_hdl *pintfhdl, u32 addr, u8 val);

	int ret;

	_func_enter_;

	_write8 = pintfhdl->io_ops._write8;



	ret = _write8(pintfhdl, addr, val);

	_func_exit_;



	return RTW_STATUS_CODE(ret);

}



int _rtw_write16(struct adapter *adapter, u32 addr, u16 val)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	int (*_write16)(struct intf_hdl *pintfhdl, u32 addr, u16 val);

	int ret;

	_func_enter_;

	_write16 = pintfhdl->io_ops._write16;



	ret = _write16(pintfhdl, addr, val);

	_func_exit_;



	return RTW_STATUS_CODE(ret);

}

int _rtw_write32(struct adapter *adapter, u32 addr, u32 val)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	int (*_write32)(struct intf_hdl *pintfhdl, u32 addr, u32 val);

	int ret;

	_func_enter_;

	_write32 = pintfhdl->io_ops._write32;



	ret = _write32(pintfhdl, addr, val);

	_func_exit_;



	return RTW_STATUS_CODE(ret);

}



int _rtw_writeN(struct adapter *adapter, u32 addr , u32 length , u8 *pdata)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl *pintfhdl = (struct intf_hdl *)(&(pio_priv->intf));

	int (*_writeN)(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata);

	int ret;

	_func_enter_;

	_writeN = pintfhdl->io_ops._writeN;



	ret = _writeN(pintfhdl, addr, length, pdata);

	_func_exit_;



	return RTW_STATUS_CODE(ret);

}

int _rtw_write8_async(struct adapter *adapter, u32 addr, u8 val)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	int (*_write8_async)(struct intf_hdl *pintfhdl, u32 addr, u8 val);

	int ret;

	_func_enter_;

	_write8_async = pintfhdl->io_ops._write8_async;



	ret = _write8_async(pintfhdl, addr, val);

	_func_exit_;



	return RTW_STATUS_CODE(ret);

}



int _rtw_write16_async(struct adapter *adapter, u32 addr, u16 val)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	int (*_write16_async)(struct intf_hdl *pintfhdl, u32 addr, u16 val);

	int ret;



_func_enter_;

	_write16_async = pintfhdl->io_ops._write16_async;

	ret = _write16_async(pintfhdl, addr, val);

_func_exit_;



	return RTW_STATUS_CODE(ret);

}



int _rtw_write32_async(struct adapter *adapter, u32 addr, u32 val)

{

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	int (*_write32_async)(struct intf_hdl *pintfhdl, u32 addr, u32 val);

	int ret;



_func_enter_;

	_write32_async = pintfhdl->io_ops._write32_async;

	ret = _write32_async(pintfhdl, addr, val);

_func_exit_;



	return RTW_STATUS_CODE(ret);

}



void _rtw_read_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem)

{

	void (*_read_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);



	_func_enter_;

	if (adapter->bDriverStopped || adapter->bSurpriseRemoved) {

	     RT_TRACE(_module_rtl871x_io_c_, _drv_info_,

		      ("rtw_read_mem:bDriverStopped(%d) OR bSurpriseRemoved(%d)",

		      adapter->bDriverStopped, adapter->bSurpriseRemoved));

	     return;

	}

	_read_mem = pintfhdl->io_ops._read_mem;

	_read_mem(pintfhdl, addr, cnt, pmem);

	_func_exit_;

}



void _rtw_write_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem)

{

	void (*_write_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);



	_func_enter_;



	_write_mem = pintfhdl->io_ops._write_mem;



	_write_mem(pintfhdl, addr, cnt, pmem);



	_func_exit_;

}



void _rtw_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem)

{

	u32 (*_read_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);



	_func_enter_;



	if (adapter->bDriverStopped || adapter->bSurpriseRemoved) {

	     RT_TRACE(_module_rtl871x_io_c_, _drv_info_,

		      ("rtw_read_port:bDriverStopped(%d) OR bSurpriseRemoved(%d)",

		      adapter->bDriverStopped, adapter->bSurpriseRemoved));

	     return;

	}



	_read_port = pintfhdl->io_ops._read_port;



	_read_port(pintfhdl, addr, cnt, pmem);



	_func_exit_;

}



void _rtw_read_port_cancel(struct adapter *adapter)

{

	void (*_read_port_cancel)(struct intf_hdl *pintfhdl);

	struct io_priv *pio_priv = &adapter->iopriv;

	struct intf_hdl *pintfhdl = &(pio_priv->intf);



	_read_port_cancel = pintfhdl->io_ops._read_port_cancel;



	if (_read_port_cancel)

		_read_port_cancel(pintfhdl);

}



u32 _rtw_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem)

{

	u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);

	struct io_priv *pio_priv = &adapter->iopriv;

	struct	intf_hdl		*pintfhdl = &(pio_priv->intf);

	u32 ret = _SUCCESS;



	_func_enter_;



	_write_port = pintfhdl->io_ops._write_port;



	ret = _write_port(pintfhdl, addr, cnt, pmem);



	 _func_exit_;



	return ret;

}



u32 _rtw_write_port_and_wait(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem, int timeout_ms)

{

	int ret = _SUCCESS;

	struct xmit_buf *pxmitbuf = (struct xmit_buf *)pmem;

	struct submit_ctx sctx;



	rtw_sctx_init(&sctx, timeout_ms);

	pxmitbuf->sctx = &sctx;



	ret = _rtw_write_port(adapter, addr, cnt, pmem);



	if (ret == _SUCCESS)

		ret = rtw_sctx_wait(&sctx);



	 return ret;

}



void _rtw_write_port_cancel(struct adapter *adapter)

{

	void (*_write_port_cancel)(struct intf_hdl *pintfhdl);

	struct io_priv *pio_priv = &adapter->iopriv;

	struct intf_hdl *pintfhdl = &(pio_priv->intf);



	_write_port_cancel = pintfhdl->io_ops._write_port_cancel;



	if (_write_port_cancel)

		_write_port_cancel(pintfhdl);

}



int rtw_init_io_priv(struct adapter *padapter, void (*set_intf_ops)(struct _io_ops *pops))

{

	struct io_priv	*piopriv = &padapter->iopriv;

	struct intf_hdl *pintf = &piopriv->intf;



	if (set_intf_ops == NULL)

		return _FAIL;



	piopriv->padapter = padapter;

	pintf->padapter = padapter;

	pintf->pintf_dev = adapter_to_dvobj(padapter);



	set_intf_ops(&pintf->io_ops);



	return _SUCCESS;

}

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