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Subject[PATCH] staging: vt6655: mac.c: Remove unused function
Date
Remove the function MACbCompareContext() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
drivers/staging/vt6655/mac.c | 42 ------------------------------------------
drivers/staging/vt6655/mac.h | 1 -
2 files changed, 43 deletions(-)

diff --git a/drivers/staging/vt6655/mac.c b/drivers/staging/vt6655/mac.c
index e3b0b7f..8254879 100644
--- a/drivers/staging/vt6655/mac.c
+++ b/drivers/staging/vt6655/mac.c
@@ -49,7 +49,6 @@
* MACvSetPacketFilter - Set MAC Address Filter
* MACvSaveContext - Save Context of MAC Registers
* MACvRestoreContext - Restore Context of MAC Registers
- * MACbCompareContext - Compare if values of MAC Registers same as Context
* MACbSoftwareReset - Software Reset MAC
* MACbSafeRxOff - Turn Off MAC Rx
* MACbSafeTxOff - Turn Off MAC Tx
@@ -702,47 +701,6 @@ void MACvRestoreContext(void __iomem *dwIoBase, unsigned char *pbyCxtBuf)

/*
* Description:
- * Compare if MAC registers same as context buffer
- *
- * Parameters:
- * In:
- * dwIoBase - Base Address for MAC
- * pbyCxtBuf - Context buffer
- * Out:
- * none
- *
- * Return Value: true if all values are the same; otherwise false
- *
- */
-bool MACbCompareContext(void __iomem *dwIoBase, unsigned char *pbyCxtBuf)
-{
- unsigned long dwData;
-
- // compare MAC context to determine if this is a power lost init,
- // return true for power remaining init, return false for power lost init
-
- // compare CURR_RX_DESC_ADDR, CURR_TX_DESC_ADDR
- VNSvInPortD(dwIoBase + MAC_REG_TXDMAPTR0, &dwData);
- if (dwData != *(unsigned long *)(pbyCxtBuf + MAC_REG_TXDMAPTR0))
- return false;
-
- VNSvInPortD(dwIoBase + MAC_REG_AC0DMAPTR, &dwData);
- if (dwData != *(unsigned long *)(pbyCxtBuf + MAC_REG_AC0DMAPTR))
- return false;
-
- VNSvInPortD(dwIoBase + MAC_REG_RXDMAPTR0, &dwData);
- if (dwData != *(unsigned long *)(pbyCxtBuf + MAC_REG_RXDMAPTR0))
- return false;
-
- VNSvInPortD(dwIoBase + MAC_REG_RXDMAPTR1, &dwData);
- if (dwData != *(unsigned long *)(pbyCxtBuf + MAC_REG_RXDMAPTR1))
- return false;
-
- return true;
-}
-
-/*
- * Description:
* Software Reset MAC
*
* Parameters:
diff --git a/drivers/staging/vt6655/mac.h b/drivers/staging/vt6655/mac.h
index 0bf9375..811c459 100644
--- a/drivers/staging/vt6655/mac.h
+++ b/drivers/staging/vt6655/mac.h
@@ -1006,7 +1006,6 @@ void MACvSetPacketFilter(void __iomem *dwIoBase, unsigned short wFilterType);

void MACvSaveContext(void __iomem *dwIoBase, unsigned char *pbyCxtBuf);
void MACvRestoreContext(void __iomem *dwIoBase, unsigned char *pbyCxtBuf);
-bool MACbCompareContext(void __iomem *dwIoBase, unsigned char *pbyCxtBuf);

bool MACbSoftwareReset(void __iomem *dwIoBase);
bool MACbSafeSoftwareReset(void __iomem *dwIoBase);
--
1.7.10.4


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