staging: vt6655L remove tether.c functions (029c7d22) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/staging/vt6655/Makefile

+0 −1

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		@@ -14,7 +14,6 @@ vt6655_stage-y += device_main.o \
		power.o \
		srom.o \
		mib.o \
		tether.o \
		tcrc.o \
		key.o \
		rf.o

drivers/staging/vt6655/tether.c

deleted100644 → 0

+0 −105

Original line number	Diff line number	Diff line
		/*
		* Copyright (c) 2003 VIA Networking, Inc. All rights reserved.
		*
		* 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.,
		* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
		*
		*
		* File: tether.c
		*
		* Purpose:
		*
		* Author: Tevin Chen
		*
		* Date: May 21, 1996
		*
		* Functions:
		* ETHbyGetHashIndexByCrc32 - Calculate multicast hash value by CRC32
		* ETHbIsBufferCrc32Ok - Check CRC value of the buffer if Ok or not
		*
		* Revision History:
		*
		*/

		#include "device.h"
		#include "tmacro.h"
		#include "tcrc.h"
		#include "tether.h"

		/--------------------- Static Definitions -------------------------/

		/--------------------- Static Classes ----------------------------/

		/--------------------- Static Variables --------------------------/

		/--------------------- Static Functions --------------------------/

		/--------------------- Export Variables --------------------------/

		/*
		* Description: Calculate multicast hash value by CRC32
		*
		* Parameters:
		* In:
		* pbyMultiAddr - Multicast Address
		* Out:
		* none
		*
		* Return Value: Hash value
		*
		*/
		unsigned char ETHbyGetHashIndexByCrc32(unsigned char *pbyMultiAddr)
		{
		int ii;
		unsigned char byTmpHash;
		unsigned char byHash = 0;

		// get the least 6-bits from CRC generator
		byTmpHash = (unsigned char)(CRCdwCrc32(pbyMultiAddr, ETH_ALEN,
		0xFFFFFFFFL) & 0x3F);
		// reverse most bit to least bit
		for (ii = 0; ii < (sizeof(byTmpHash) * 8); ii++) {
		byHash <<= 1;
		if (byTmpHash & 0x01)
		byHash \|= 1;
		byTmpHash >>= 1;
		}

		// adjust 6-bits to the right most
		return byHash >> 2;
		}

		/*
		* Description: Check CRC value of the buffer if Ok or not
		*
		* Parameters:
		* In:
		* pbyBuffer - pointer of buffer (normally is rx buffer)
		* cbFrameLength - length of buffer, including CRC portion
		* Out:
		* none
		*
		* Return Value: true if ok; false if error.
		*
		*/
		bool ETHbIsBufferCrc32Ok(unsigned char *pbyBuffer, unsigned int cbFrameLength)
		{
		unsigned long dwCRC;

		dwCRC = CRCdwGetCrc32(pbyBuffer, cbFrameLength - 4);
		if (cpu_to_le32(((unsigned long )(pbyBuffer + cbFrameLength - 4))) != dwCRC)
		return false;

		return true;
		}

drivers/staging/vt6655/tether.h

+0 −4

Original line number	Diff line number	Diff line
		@@ -185,8 +185,4 @@ S802_11Header, *PS802_11Header;

		/--------------------- Export Functions --------------------------/

		unsigned char ETHbyGetHashIndexByCrc32(unsigned char *pbyMultiAddr);
		//unsigned char ETHbyGetHashIndexByCrc(unsigned char *pbyMultiAddr);
		bool ETHbIsBufferCrc32Ok(unsigned char *pbyBuffer, unsigned int cbFrameLength);

		#endif // __TETHER_H__