Re: [PATCH] staging: vt6655: mac.c: Remove unused function

[Sudip Mukherjee]

On Sun, Dec 07, 2014 at 11:02:44PM +0100, Rickard Strandqvist wrote:
> 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@xxxxxxxxxxxxxxxxxx>
> ---

not applying to next-20141205

sudip

>  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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