Commit 950701a1 authored by Malcolm Priestley's avatar Malcolm Priestley Committed by Greg Kroah-Hartman
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staging: vt6655: srom remove dead functions 



Remove these unused functions
SROMbWriteEmbedded
SROMvRegBitsOn
SROMvRegBitsOff
SROMbIsRegBitsOn
SROMbIsRegBitsOff
SROMvWriteAllContents
SROMvWriteEtherAddress
SROMvReadSubSysVenId
SROMbAutoLoad

Signed-off-by: default avatarMalcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent da4f18ed

drivers/staging/vt6655/srom.c

+0 −251
Original line number Diff line number Diff line
@@ -106,144 +106,6 @@ unsigned char SROMbyReadEmbedded(void __iomem *dwIoBase, unsigned char byContntO 
	return byData;

}



/*

 * Description: Write a byte to EEPROM, by MAC I2C

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      byContntOffset  - address of EEPROM

 *      wData           - data to write

 *  Out:

 *      none

 *

 * Return Value: true if succeeded; false if failed.

 *

 */

bool SROMbWriteEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byData)

{

	unsigned short wDelay, wNoACK;

	unsigned char byWait;



	unsigned char byOrg;



	VNSvInPortB(dwIoBase + MAC_REG_I2MCFG, &byOrg);

	/* turn off hardware retry for getting NACK */

	VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, (byOrg & (~I2MCFG_NORETRY)));

	for (wNoACK = 0; wNoACK < W_MAX_I2CRETRY; wNoACK++) {

		VNSvOutPortB(dwIoBase + MAC_REG_I2MTGID, EEP_I2C_DEV_ID);

		VNSvOutPortB(dwIoBase + MAC_REG_I2MTGAD, byContntOffset);

		VNSvOutPortB(dwIoBase + MAC_REG_I2MDOPT, byData);



		/* issue write command */

		VNSvOutPortB(dwIoBase + MAC_REG_I2MCSR, I2MCSR_EEMW);

		/* wait DONE be set */

		for (wDelay = 0; wDelay < W_MAX_TIMEOUT; wDelay++) {

			VNSvInPortB(dwIoBase + MAC_REG_I2MCSR, &byWait);

			if (byWait & (I2MCSR_DONE | I2MCSR_NACK))

				break;

			PCAvDelayByIO(CB_DELAY_LOOP_WAIT);

		}



		if ((wDelay < W_MAX_TIMEOUT) &&

		    (!(byWait & I2MCSR_NACK))) {

			break;

		}

	}

	if (wNoACK == W_MAX_I2CRETRY) {

		VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg);

		return false;

	}

	VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg);

	return true;

}



/*

 * Description: Turn bits on in eeprom

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      byContntOffset  - address of EEPROM

 *      byBits          - bits to turn on

 *  Out:

 *      none

 *

 * Return Value: none

 *

 */

void SROMvRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits)

{

	unsigned char byOrgData;



	byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);

	SROMbWriteEmbedded(dwIoBase, byContntOffset, (unsigned char)(byOrgData | byBits));

}



/*

 * Description: Turn bits off in eeprom

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      byContntOffset  - address of EEPROM

 *      byBits          - bits to turn off

 *  Out:

 *      none

 *

 */

void SROMvRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits)

{

	unsigned char byOrgData;



	byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);

	SROMbWriteEmbedded(dwIoBase, byContntOffset, (unsigned char)(byOrgData & (~byBits)));

}



/*

 * Description: Test if bits on in eeprom

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      byContntOffset  - address of EEPROM

 *      byTestBits      - bits to test

 *  Out:

 *      none

 *

 * Return Value: true if all test bits on; otherwise false

 *

 */

bool SROMbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits)

{

	unsigned char byOrgData;



	byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);

	return (byOrgData & byTestBits) == byTestBits;

}



/*

 * Description: Test if bits off in eeprom

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      byContntOffset  - address of EEPROM

 *      byTestBits      - bits to test

 *  Out:

 *      none

 *

 * Return Value: true if all test bits off; otherwise false

 *

 */

bool SROMbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits)

{

	unsigned char byOrgData;



	byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);

	return !(byOrgData & byTestBits);

}



/*

 * Description: Read all contents of eeprom to buffer

 *
@@ -267,30 +129,6 @@ void SROMvReadAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs) 
	}

}



/*

 * Description: Write all contents of buffer to eeprom

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      pbyEepromRegs   - EEPROM content Buffer

 *  Out:

 *      none

 *

 * Return Value: none

 *

 */

void SROMvWriteAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs)

{

	int     ii;



	/* ii = Rom Address */

	for (ii = 0; ii < EEP_MAX_CONTEXT_SIZE; ii++) {

		SROMbWriteEmbedded(dwIoBase, (unsigned char)ii, *pbyEepromRegs);

		pbyEepromRegs++;

	}

}



/*

 * Description: Read Ethernet Address from eeprom to buffer

 *
@@ -313,92 +151,3 @@ void SROMvReadEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddres 
		pbyEtherAddress++;

	}

}
 


/*

 * Description: Write Ethernet Address from buffer to eeprom

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *      pbyEtherAddress - Ethernet Address buffer

 *  Out:

 *      none

 *

 * Return Value: none

 *

 */

void SROMvWriteEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress)

{

	unsigned char ii;



	/* ii = Rom Address */

	for (ii = 0; ii < ETH_ALEN; ii++) {

		SROMbWriteEmbedded(dwIoBase, ii, *pbyEtherAddress);

		pbyEtherAddress++;

	}

}



/*

 * Description: Read Sub_VID and Sub_SysId from eeprom to buffer

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *  Out:

 *      pdwSubSysVenId  - Sub_VID and Sub_SysId read

 *

 * Return Value: none

 *

 */

void SROMvReadSubSysVenId(void __iomem *dwIoBase, unsigned long *pdwSubSysVenId)

{

	unsigned char *pbyData;



	pbyData = (unsigned char *)pdwSubSysVenId;

	/* sub vendor */

	*pbyData = SROMbyReadEmbedded(dwIoBase, 6);

	*(pbyData+1) = SROMbyReadEmbedded(dwIoBase, 7);

	/* sub system */

	*(pbyData+2) = SROMbyReadEmbedded(dwIoBase, 8);

	*(pbyData+3) = SROMbyReadEmbedded(dwIoBase, 9);

}



/*

 * Description: Auto Load EEPROM to MAC register

 *

 * Parameters:

 *  In:

 *      dwIoBase        - I/O base address

 *  Out:

 *      none

 *

 * Return Value: true if success; otherwise false

 *

 */

bool SROMbAutoLoad(void __iomem *dwIoBase)

{

	unsigned char byWait;

	int     ii;



	unsigned char byOrg;



	VNSvInPortB(dwIoBase + MAC_REG_I2MCFG, &byOrg);

	/* turn on hardware retry */

	VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, (byOrg | I2MCFG_NORETRY));



	MACvRegBitsOn(dwIoBase, MAC_REG_I2MCSR, I2MCSR_AUTOLD);



	/* ii = Rom Address */

	for (ii = 0; ii < EEP_MAX_CONTEXT_SIZE; ii++) {

		MACvTimer0MicroSDelay(dwIoBase, CB_EEPROM_READBYTE_WAIT);

		VNSvInPortB(dwIoBase + MAC_REG_I2MCSR, &byWait);

		if (!(byWait & I2MCSR_AUTOLD))

			break;

	}



	VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg);



	if (ii == EEP_MAX_CONTEXT_SIZE)

		return false;

	return true;

}

drivers/staging/vt6655/srom.h

+0 −13
Original line number Diff line number Diff line
@@ -132,22 +132,9 @@ typedef struct tagSSromReg { 
/*---------------------  Export Functions  --------------------------*/



unsigned char SROMbyReadEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset);

bool SROMbWriteEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byData);



void SROMvRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits);

void SROMvRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits);



bool SROMbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits);

bool SROMbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits);



void SROMvReadAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs);

void SROMvWriteAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs);



void SROMvReadEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress);

void SROMvWriteEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress);



void SROMvReadSubSysVenId(void __iomem *dwIoBase, unsigned long *pdwSubSysVenId);



bool SROMbAutoLoad(void __iomem *dwIoBase);



#endif // __EEPROM_H__

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