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author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2009-10-21 20:43:57 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-12-11 20:23:11 (GMT) |
commit | abf1794e698d9bbdade846ef6ffd23b247cfb59f (patch) | |
tree | 0d6a09fb25c9d286b7126a463bde0a2dacd4df17 /drivers/staging/rt2860 | |
parent | fbedb45f6a547901781d23d0e70ef77e0724cb1c (diff) | |
download | linux-fsl-qoriq-abf1794e698d9bbdade846ef6ffd23b247cfb59f.tar.xz |
Staging: rt28x0: remove unused code from common/ee_efuse-c
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/rt2860')
-rw-r--r-- | drivers/staging/rt2860/common/ee_efuse.c | 340 | ||||
-rw-r--r-- | drivers/staging/rt2860/rtmp.h | 12 |
2 files changed, 0 insertions, 352 deletions
diff --git a/drivers/staging/rt2860/common/ee_efuse.c b/drivers/staging/rt2860/common/ee_efuse.c index f294450..5807cc4 100644 --- a/drivers/staging/rt2860/common/ee_efuse.c +++ b/drivers/staging/rt2860/common/ee_efuse.c @@ -67,31 +67,6 @@ typedef union _EFUSE_CTRL_STRUC { UINT32 word; } EFUSE_CTRL_STRUC, *PEFUSE_CTRL_STRUC; -static UCHAR eFuseReadRegisters( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - IN USHORT Length, - OUT USHORT* pData); - -static VOID eFuseReadPhysical( - IN PRTMP_ADAPTER pAd, - IN PUSHORT lpInBuffer, - IN ULONG nInBufferSize, - OUT PUSHORT lpOutBuffer, - IN ULONG nOutBufferSize); - -static VOID eFusePhysicalWriteRegisters( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - IN USHORT Length, - OUT USHORT* pData); - -static NTSTATUS eFuseWriteRegisters( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - IN USHORT Length, - IN USHORT* pData); - static VOID eFuseWritePhysical( IN PRTMP_ADAPTER pAd, PUSHORT lpInBuffer, @@ -306,37 +281,6 @@ static VOID eFuseReadPhysical( ======================================================================== */ -NTSTATUS eFuseRead( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - OUT PUCHAR pData, - IN USHORT Length) -{ - USHORT* pOutBuf = (USHORT*)pData; - NTSTATUS Status = STATUS_SUCCESS; - UCHAR EFSROM_AOUT; - int i; - - for(i=0; i<Length; i+=2) - { - EFSROM_AOUT = eFuseReadRegisters(pAd, Offset+i, 2, &pOutBuf[i/2]); - } - return Status; -} - -/* -======================================================================== - - Routine Description: - - Arguments: - - Return Value: - - Note: - -======================================================================== -*/ static VOID eFusePhysicalWriteRegisters( IN PRTMP_ADAPTER pAd, IN USHORT Offset, @@ -450,247 +394,6 @@ static VOID eFusePhysicalWriteRegisters( ======================================================================== */ -static NTSTATUS eFuseWriteRegisters( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - IN USHORT Length, - IN USHORT* pData) -{ - USHORT i,Loop=0; - USHORT eFuseData; - USHORT LogicalAddress, BlkNum = 0xffff; - UCHAR EFSROM_AOUT; - - USHORT addr,tmpaddr, InBuf[3], tmpOffset; - USHORT buffer[8]; - BOOLEAN bWriteSuccess = TRUE; - - DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters Offset=%x, pData=%x\n", Offset, *pData)); - - //Step 0. find the entry in the mapping table - //The address of EEPROM is 2-bytes alignment. - //The last bit is used for alignment, so it must be 0. - tmpOffset = Offset & 0xfffe; - EFSROM_AOUT = eFuseReadRegisters(pAd, tmpOffset, 2, &eFuseData); - - if( EFSROM_AOUT == 0x3f) - { //find available logical address pointer - //the logical address does not exist, find an empty one - //from the first address of block 45=16*45=0x2d0 to the last address of block 47 - //==>48*16-3(reserved)=2FC - for (i=EFUSE_USAGE_MAP_START; i<=EFUSE_USAGE_MAP_END; i+=2) - { - //Retrive the logical block nubmer form each logical address pointer - //It will access two logical address pointer each time. - eFusePhysicalReadRegisters(pAd, i, 2, &LogicalAddress); - if( (LogicalAddress & 0xff) == 0) - {//Not used logical address pointer - BlkNum = i-EFUSE_USAGE_MAP_START; - break; - } - else if(( (LogicalAddress >> 8) & 0xff) == 0) - {//Not used logical address pointer - if (i != EFUSE_USAGE_MAP_END) - { - BlkNum = i-EFUSE_USAGE_MAP_START+1; - } - break; - } - } - } - else - { - BlkNum = EFSROM_AOUT; - } - - DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters BlkNum = %d \n", BlkNum)); - - if(BlkNum == 0xffff) - { - DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters: out of free E-fuse space!!!\n")); - return FALSE; - } - - //Step 1. Save data of this block which is pointed by the avaible logical address pointer - // read and save the original block data - for(i =0; i<8; i++) - { - addr = BlkNum * 0x10 ; - - InBuf[0] = addr+2*i; - InBuf[1] = 2; - InBuf[2] = 0x0; - - eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2); - - buffer[i] = InBuf[2]; - } - - //Step 2. Update the data in buffer, and write the data to Efuse - buffer[ (Offset >> 1) % 8] = pData[0]; - - do - { Loop++; - //Step 3. Write the data to Efuse - if(!bWriteSuccess) - { - for(i =0; i<8; i++) - { - addr = BlkNum * 0x10 ; - - InBuf[0] = addr+2*i; - InBuf[1] = 2; - InBuf[2] = buffer[i]; - - eFuseWritePhysical(pAd, &InBuf[0], 6, NULL, 2); - } - } - else - { - addr = BlkNum * 0x10 ; - - InBuf[0] = addr+(Offset % 16); - InBuf[1] = 2; - InBuf[2] = pData[0]; - - eFuseWritePhysical(pAd, &InBuf[0], 6, NULL, 2); - } - - //Step 4. Write mapping table - addr = EFUSE_USAGE_MAP_START+BlkNum; - - tmpaddr = addr; - - if(addr % 2 != 0) - addr = addr -1; - InBuf[0] = addr; - InBuf[1] = 2; - - //convert the address from 10 to 8 bit ( bit7, 6 = parity and bit5 ~ 0 = bit9~4), and write to logical map entry - tmpOffset = Offset; - tmpOffset >>= 4; - tmpOffset |= ((~((tmpOffset & 0x01) ^ ( tmpOffset >> 1 & 0x01) ^ (tmpOffset >> 2 & 0x01) ^ (tmpOffset >> 3 & 0x01))) << 6) & 0x40; - tmpOffset |= ((~( (tmpOffset >> 2 & 0x01) ^ (tmpOffset >> 3 & 0x01) ^ (tmpOffset >> 4 & 0x01) ^ ( tmpOffset >> 5 & 0x01))) << 7) & 0x80; - - // write the logical address - if(tmpaddr%2 != 0) - InBuf[2] = tmpOffset<<8; - else - InBuf[2] = tmpOffset; - - eFuseWritePhysical(pAd,&InBuf[0], 6, NULL, 0); - - //Step 5. Compare data if not the same, invalidate the mapping entry, then re-write the data until E-fuse is exhausted - bWriteSuccess = TRUE; - for(i =0; i<8; i++) - { - addr = BlkNum * 0x10 ; - - InBuf[0] = addr+2*i; - InBuf[1] = 2; - InBuf[2] = 0x0; - - eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2); - - if(buffer[i] != InBuf[2]) - { - bWriteSuccess = FALSE; - break; - } - } - - //Step 6. invlidate mapping entry and find a free mapping entry if not succeed - if (!bWriteSuccess) - { - DBGPRINT(RT_DEBUG_TRACE, ("Not bWriteSuccess BlkNum = %d\n", BlkNum)); - - // the offset of current mapping entry - addr = EFUSE_USAGE_MAP_START+BlkNum; - - //find a new mapping entry - BlkNum = 0xffff; - for (i=EFUSE_USAGE_MAP_START; i<=EFUSE_USAGE_MAP_END; i+=2) - { - eFusePhysicalReadRegisters(pAd, i, 2, &LogicalAddress); - if( (LogicalAddress & 0xff) == 0) - { - BlkNum = i-EFUSE_USAGE_MAP_START; - break; - } - else if(( (LogicalAddress >> 8) & 0xff) == 0) - { - if (i != EFUSE_USAGE_MAP_END) - { - BlkNum = i+1-EFUSE_USAGE_MAP_START; - } - break; - } - } - DBGPRINT(RT_DEBUG_TRACE, ("Not bWriteSuccess new BlkNum = %d\n", BlkNum)); - if(BlkNum == 0xffff) - { - DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters: out of free E-fuse space!!!\n")); - return FALSE; - } - - //invalidate the original mapping entry if new entry is not found - tmpaddr = addr; - - if(addr % 2 != 0) - addr = addr -1; - InBuf[0] = addr; - InBuf[1] = 2; - - eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2); - - // write the logical address - if(tmpaddr%2 != 0) - { - // Invalidate the high byte - for (i=8; i<15; i++) - { - if( ( (InBuf[2] >> i) & 0x01) == 0) - { - InBuf[2] |= (0x1 <<i); - break; - } - } - } - else - { - // invalidate the low byte - for (i=0; i<8; i++) - { - if( ( (InBuf[2] >> i) & 0x01) == 0) - { - InBuf[2] |= (0x1 <<i); - break; - } - } - } - eFuseWritePhysical(pAd, &InBuf[0], 6, NULL, 0); - } - } - while (!bWriteSuccess&&Loop<2); - if(!bWriteSuccess) - DBGPRINT(RT_DEBUG_ERROR,("Efsue Write Failed!!\n")); - return TRUE; -} - - -/* -======================================================================== - - Routine Description: - - Arguments: - - Return Value: - - Note: - -======================================================================== -*/ static VOID eFuseWritePhysical( IN PRTMP_ADAPTER pAd, PUSHORT lpInBuffer, @@ -723,49 +426,6 @@ static VOID eFuseWritePhysical( } } - -/* -======================================================================== - - Routine Description: - - Arguments: - - Return Value: - - Note: - -======================================================================== -*/ -NTSTATUS eFuseWrite( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - IN PUCHAR pData, - IN USHORT length) -{ - int i; - USHORT* pValueX = (PUSHORT) pData; //value ... - - // The input value=3070 will be stored as following - // Little-endian S | S Big-endian - // addr 1 0 | 0 1 - // Ori-V 30 70 | 30 70 - // After swapping - // 30 70 | 70 30 - // Casting - // 3070 | 7030 (x) - // The swapping should be removed for big-endian - for(i=0; i<length; i+=2) - { - eFuseWriteRegisters(pAd, Offset+i, 2, &pValueX[i/2]); - } - - return TRUE; -} - - - - /* ======================================================================== diff --git a/drivers/staging/rt2860/rtmp.h b/drivers/staging/rt2860/rtmp.h index 3e284f2..c9e3045 100644 --- a/drivers/staging/rt2860/rtmp.h +++ b/drivers/staging/rt2860/rtmp.h @@ -4052,18 +4052,6 @@ VOID eFuseGetFreeBlockCount(IN PRTMP_ADAPTER pAd, INT eFuse_init( IN PRTMP_ADAPTER pAd); - -NTSTATUS eFuseRead( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - OUT PUCHAR pData, - IN USHORT Length); - -NTSTATUS eFuseWrite( - IN PRTMP_ADAPTER pAd, - IN USHORT Offset, - IN PUCHAR pData, - IN USHORT length); //2008/09/11:KH add to support efuse--> #endif // RTMP_EFUSE_SUPPORT // |