Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-backlight

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / staging / rt3090 / rt_profile.c

/*
 *************************************************************************
 * Ralink Tech Inc.
 * 5F., No.36, Taiyuan St., Jhubei City,
 * Hsinchu County 302,
 * Taiwan, R.O.C.
 *
 * (c) Copyright 2002-2007, Ralink Technology, Inc.
 *
 * This program is free software; you can redistribute it and/or modify  *
 * it under the terms of the GNU General Public License as published by  *
 * the Free Software Foundation; either version 2 of the License, or     *
 * (at your option) any later version.                                   *
 *                                                                       *
 * 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.,                                       *
 * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 *                                                                       *
 *************************************************************************

    Module Name:
	rt_profile.c

    Abstract:

    Revision History:
    Who          When          What
    ---------    ----------    ----------------------------------------------
 */

#include "rt_config.h"


NDIS_STATUS	RTMPReadParametersHook(
	IN	PRTMP_ADAPTER pAd)
{
	PSTRING					src = NULL;
	RTMP_OS_FD				srcf;
	RTMP_OS_FS_INFO			osFSInfo;
	INT						retval = NDIS_STATUS_FAILURE;
	PSTRING					buffer;

	buffer = kmalloc(MAX_INI_BUFFER_SIZE, MEM_ALLOC_FLAG);
	if(buffer == NULL)
		return NDIS_STATUS_FAILURE;
	memset(buffer, 0x00, MAX_INI_BUFFER_SIZE);

	{

#ifdef CONFIG_STA_SUPPORT
		IF_DEV_CONFIG_OPMODE_ON_STA(pAd)
		{
			src = STA_PROFILE_PATH;
		}
#endif // CONFIG_STA_SUPPORT //
#ifdef MULTIPLE_CARD_SUPPORT
		src = (PSTRING)pAd->MC_FileName;
#endif // MULTIPLE_CARD_SUPPORT //
	}

	if (src && *src)
	{
		RtmpOSFSInfoChange(&osFSInfo, TRUE);
		srcf = RtmpOSFileOpen(src, O_RDONLY, 0);
		if (IS_FILE_OPEN_ERR(srcf))
		{
			DBGPRINT(RT_DEBUG_ERROR, ("Open file \"%s\" failed!\n", src));
		}
		else
		{
			retval =RtmpOSFileRead(srcf, buffer, MAX_INI_BUFFER_SIZE);
			if (retval > 0)
			{
				RTMPSetProfileParameters(pAd, buffer);
				retval = NDIS_STATUS_SUCCESS;
			}
			else
				DBGPRINT(RT_DEBUG_ERROR, ("Read file \"%s\" failed(errCode=%d)!\n", src, retval));

			retval = RtmpOSFileClose(srcf);
			if ( retval != 0)
			{
				retval = NDIS_STATUS_FAILURE;
				DBGPRINT(RT_DEBUG_ERROR, ("Close file \"%s\" failed(errCode=%d)!\n", src, retval));
			}
		}

		RtmpOSFSInfoChange(&osFSInfo, FALSE);
	}

	kfree(buffer);

	return (retval);

}