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https://github.com/edk2-porting/linux-next.git
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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: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley
Greg Kroah-Hartman
parent
da4f18ed3b
commit
950701a127
@ -106,144 +106,6 @@ unsigned char SROMbyReadEmbedded(void __iomem *dwIoBase, unsigned char byContntO
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return byData;
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}
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/*
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* Description: Write a byte to EEPROM, by MAC I2C
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* byContntOffset - address of EEPROM
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* wData - data to write
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* Out:
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* none
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*
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* Return Value: true if succeeded; false if failed.
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*
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*/
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bool SROMbWriteEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byData)
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{
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unsigned short wDelay, wNoACK;
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unsigned char byWait;
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unsigned char byOrg;
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VNSvInPortB(dwIoBase + MAC_REG_I2MCFG, &byOrg);
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/* turn off hardware retry for getting NACK */
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VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, (byOrg & (~I2MCFG_NORETRY)));
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for (wNoACK = 0; wNoACK < W_MAX_I2CRETRY; wNoACK++) {
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VNSvOutPortB(dwIoBase + MAC_REG_I2MTGID, EEP_I2C_DEV_ID);
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VNSvOutPortB(dwIoBase + MAC_REG_I2MTGAD, byContntOffset);
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VNSvOutPortB(dwIoBase + MAC_REG_I2MDOPT, byData);
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/* issue write command */
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VNSvOutPortB(dwIoBase + MAC_REG_I2MCSR, I2MCSR_EEMW);
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/* wait DONE be set */
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for (wDelay = 0; wDelay < W_MAX_TIMEOUT; wDelay++) {
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VNSvInPortB(dwIoBase + MAC_REG_I2MCSR, &byWait);
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if (byWait & (I2MCSR_DONE | I2MCSR_NACK))
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break;
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PCAvDelayByIO(CB_DELAY_LOOP_WAIT);
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}
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if ((wDelay < W_MAX_TIMEOUT) &&
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(!(byWait & I2MCSR_NACK))) {
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break;
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}
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}
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if (wNoACK == W_MAX_I2CRETRY) {
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VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg);
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return false;
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}
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VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg);
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return true;
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}
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/*
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* Description: Turn bits on in eeprom
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* byContntOffset - address of EEPROM
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* byBits - bits to turn on
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* Out:
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* none
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*
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* Return Value: none
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*
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*/
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void SROMvRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits)
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{
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unsigned char byOrgData;
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byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);
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SROMbWriteEmbedded(dwIoBase, byContntOffset, (unsigned char)(byOrgData | byBits));
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}
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/*
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* Description: Turn bits off in eeprom
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* byContntOffset - address of EEPROM
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* byBits - bits to turn off
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* Out:
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* none
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*
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*/
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void SROMvRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits)
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{
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unsigned char byOrgData;
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byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);
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SROMbWriteEmbedded(dwIoBase, byContntOffset, (unsigned char)(byOrgData & (~byBits)));
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}
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/*
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* Description: Test if bits on in eeprom
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* byContntOffset - address of EEPROM
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* byTestBits - bits to test
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* Out:
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* none
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*
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* Return Value: true if all test bits on; otherwise false
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*
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*/
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bool SROMbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits)
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{
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unsigned char byOrgData;
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byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);
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return (byOrgData & byTestBits) == byTestBits;
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}
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/*
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* Description: Test if bits off in eeprom
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* byContntOffset - address of EEPROM
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* byTestBits - bits to test
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* Out:
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* none
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*
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* Return Value: true if all test bits off; otherwise false
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*
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*/
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bool SROMbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits)
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{
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unsigned char byOrgData;
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byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset);
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return !(byOrgData & byTestBits);
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}
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/*
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* Description: Read all contents of eeprom to buffer
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*
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@ -267,30 +129,6 @@ void SROMvReadAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs)
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}
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}
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/*
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* Description: Write all contents of buffer to eeprom
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* pbyEepromRegs - EEPROM content Buffer
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* Out:
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* none
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*
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* Return Value: none
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*
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*/
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void SROMvWriteAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs)
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{
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int ii;
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/* ii = Rom Address */
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for (ii = 0; ii < EEP_MAX_CONTEXT_SIZE; ii++) {
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SROMbWriteEmbedded(dwIoBase, (unsigned char)ii, *pbyEepromRegs);
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pbyEepromRegs++;
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}
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}
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/*
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* Description: Read Ethernet Address from eeprom to buffer
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*
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@ -313,92 +151,3 @@ void SROMvReadEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddres
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pbyEtherAddress++;
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}
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}
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/*
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* Description: Write Ethernet Address from buffer to eeprom
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* pbyEtherAddress - Ethernet Address buffer
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* Out:
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* none
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*
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* Return Value: none
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*
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*/
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void SROMvWriteEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress)
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{
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unsigned char ii;
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/* ii = Rom Address */
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for (ii = 0; ii < ETH_ALEN; ii++) {
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SROMbWriteEmbedded(dwIoBase, ii, *pbyEtherAddress);
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pbyEtherAddress++;
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}
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}
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/*
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* Description: Read Sub_VID and Sub_SysId from eeprom to buffer
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* Out:
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* pdwSubSysVenId - Sub_VID and Sub_SysId read
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*
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* Return Value: none
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*
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*/
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void SROMvReadSubSysVenId(void __iomem *dwIoBase, unsigned long *pdwSubSysVenId)
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{
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unsigned char *pbyData;
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pbyData = (unsigned char *)pdwSubSysVenId;
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/* sub vendor */
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*pbyData = SROMbyReadEmbedded(dwIoBase, 6);
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*(pbyData+1) = SROMbyReadEmbedded(dwIoBase, 7);
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/* sub system */
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*(pbyData+2) = SROMbyReadEmbedded(dwIoBase, 8);
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*(pbyData+3) = SROMbyReadEmbedded(dwIoBase, 9);
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}
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/*
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* Description: Auto Load EEPROM to MAC register
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*
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* Parameters:
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* In:
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* dwIoBase - I/O base address
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* Out:
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* none
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*
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* Return Value: true if success; otherwise false
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*
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*/
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bool SROMbAutoLoad(void __iomem *dwIoBase)
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{
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unsigned char byWait;
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int ii;
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unsigned char byOrg;
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VNSvInPortB(dwIoBase + MAC_REG_I2MCFG, &byOrg);
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/* turn on hardware retry */
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VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, (byOrg | I2MCFG_NORETRY));
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MACvRegBitsOn(dwIoBase, MAC_REG_I2MCSR, I2MCSR_AUTOLD);
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/* ii = Rom Address */
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for (ii = 0; ii < EEP_MAX_CONTEXT_SIZE; ii++) {
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MACvTimer0MicroSDelay(dwIoBase, CB_EEPROM_READBYTE_WAIT);
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VNSvInPortB(dwIoBase + MAC_REG_I2MCSR, &byWait);
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if (!(byWait & I2MCSR_AUTOLD))
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break;
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}
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VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg);
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if (ii == EEP_MAX_CONTEXT_SIZE)
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return false;
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return true;
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}
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@ -132,22 +132,9 @@ typedef struct tagSSromReg {
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/*--------------------- Export Functions --------------------------*/
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unsigned char SROMbyReadEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset);
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bool SROMbWriteEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byData);
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void SROMvRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits);
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void SROMvRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits);
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bool SROMbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits);
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bool SROMbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits);
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void SROMvReadAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs);
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void SROMvWriteAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs);
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void SROMvReadEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress);
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void SROMvWriteEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress);
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void SROMvReadSubSysVenId(void __iomem *dwIoBase, unsigned long *pdwSubSysVenId);
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bool SROMbAutoLoad(void __iomem *dwIoBase);
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#endif // __EEPROM_H__
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