Joe Perches <j...@perches.com> writes:
> On Mon, 2014-10-27 at 09:43 +0100, Jes Sorensen wrote:
>> Sanjeev Sharma <sanjeev_sha...@mentor.com> writes:
>> > This is a patch to the rtw_cmd.c file that fixes
>> > Error reported by checkpatch.
> []
>> > diff --git a/drivers/staging/rtl8723au/core/rtw_cmd.c
>> > b/drivers/staging/rtl8723au/core/rtw_cmd.c
> []
>> > @@ -957,7 +957,7 @@ static void traffic_status_watchdog(struct rtw_adapter 
>> > *padapter)
>> >            /*  check traffic for  powersaving. */
>> >                    if (((pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod +
>> >                          pmlmepriv->LinkDetectInfo.NumTxOkInPeriod) > 8) ||
>> > -                      pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod >2)
>> > +                      pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod > 
>> > 2)
>> >                            bEnterPS = false;
>> >                    else
>> >                            bEnterPS = true;
>> 
>> This makes the line longer than 80 characters, that is worse than the
>> 'problem' you are fixing.
>
> The code already has dozens of long lines already.
>
> This is generally a problem because the variable names
> are pretty long so strict 80 column adherence generally
> isn't possible.

It does, but that is not a reason to add more. I have generally tried to
trim it down when I cleaned up pieces of it.

Jes


> A possible way to shorten these relatively long variable
> name/line lengths is to use a temporary for
>
>       pmlmeprv->LinkDetectInfo
>
>       struct rt_link_detect *ldi = &pmlmeprv->LinkDetectInfo;
>
> so:
>
>  drivers/staging/rtl8723au/core/rtw_cmd.c | 46 
> ++++++++++++++++----------------
>  1 file changed, 23 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/staging/rtl8723au/core/rtw_cmd.c 
> b/drivers/staging/rtl8723au/core/rtw_cmd.c
> index d2d7edf..1b24945 100644
> --- a/drivers/staging/rtl8723au/core/rtw_cmd.c
> +++ b/drivers/staging/rtl8723au/core/rtw_cmd.c
> @@ -922,34 +922,33 @@ static void traffic_status_watchdog(struct rtw_adapter 
> *padapter)
>       u8 bHigherBusyTxTraffic = false;
>       struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
>       int BusyThreshold = 100;
> +     struct rt_link_detect *ldi = &pmlmepriv->LinkDetectInfo;
> +
>       /*  */
>       /*  Determine if our traffic is busy now */
>       /*  */
>       if (check_fwstate(pmlmepriv, _FW_LINKED)) {
>               if (rtl8723a_BT_coexist(padapter))
>                       BusyThreshold = 50;
> -             else if (pmlmepriv->LinkDetectInfo.bBusyTraffic)
> +             else if (ldi->bBusyTraffic)
>                       BusyThreshold = 75;
>               /*  if we raise bBusyTraffic in last watchdog, using
>                   lower threshold. */
> -             if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod > BusyThreshold ||
> -                 pmlmepriv->LinkDetectInfo.NumTxOkInPeriod > BusyThreshold) {
> +             if (ldi->NumRxOkInPeriod > BusyThreshold ||
> +                 ldi->NumTxOkInPeriod > BusyThreshold) {
>                       bBusyTraffic = true;
>  
> -                     if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod >
> -                         pmlmepriv->LinkDetectInfo.NumTxOkInPeriod)
> +                     if (ldi->NumRxOkInPeriod > ldi->NumTxOkInPeriod)
>                               bRxBusyTraffic = true;
>                       else
>                               bTxBusyTraffic = true;
>               }
>  
>               /*  Higher Tx/Rx data. */
> -             if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod > 4000 ||
> -                 pmlmepriv->LinkDetectInfo.NumTxOkInPeriod > 4000) {
> +             if (ldi->NumRxOkInPeriod > 4000 ||
> +                 ldi->NumTxOkInPeriod > 4000) {
>                       bHigherBusyTraffic = true;
> -
> -                     if (pmlmepriv->LinkDetectInfo.NumRxOkInPeriod >
> -                         pmlmepriv->LinkDetectInfo.NumTxOkInPeriod)
> +                     if (ldi->NumRxOkInPeriod > ldi->NumTxOkInPeriod)
>                               bHigherBusyRxTraffic = true;
>                       else
>                               bHigherBusyTxTraffic = true;
> @@ -958,9 +957,9 @@ static void traffic_status_watchdog(struct rtw_adapter 
> *padapter)
>               if (!rtl8723a_BT_coexist(padapter) ||
>                   !rtl8723a_BT_using_antenna_1(padapter)) {
>               /*  check traffic for  powersaving. */
> -                     if (((pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod +
> -                           pmlmepriv->LinkDetectInfo.NumTxOkInPeriod) > 8) ||
> -                         pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod >2)
> +                     if (((ldi->NumRxUnicastOkInPeriod +
> +                           ldi->NumTxOkInPeriod) > 8) ||
> +                         ldi->NumRxUnicastOkInPeriod > 2)
>                               bEnterPS = false;
>                       else
>                               bEnterPS = true;
> @@ -971,18 +970,19 @@ static void traffic_status_watchdog(struct rtw_adapter 
> *padapter)
>                       else
>                               LPS_Leave23a(padapter);
>               }
> -     } else
> +     } else {
>               LPS_Leave23a(padapter);
> +     }
>  
> -     pmlmepriv->LinkDetectInfo.NumRxOkInPeriod = 0;
> -     pmlmepriv->LinkDetectInfo.NumTxOkInPeriod = 0;
> -     pmlmepriv->LinkDetectInfo.NumRxUnicastOkInPeriod = 0;
> -     pmlmepriv->LinkDetectInfo.bBusyTraffic = bBusyTraffic;
> -     pmlmepriv->LinkDetectInfo.bTxBusyTraffic = bTxBusyTraffic;
> -     pmlmepriv->LinkDetectInfo.bRxBusyTraffic = bRxBusyTraffic;
> -     pmlmepriv->LinkDetectInfo.bHigherBusyTraffic = bHigherBusyTraffic;
> -     pmlmepriv->LinkDetectInfo.bHigherBusyRxTraffic = bHigherBusyRxTraffic;
> -     pmlmepriv->LinkDetectInfo.bHigherBusyTxTraffic = bHigherBusyTxTraffic;
> +     ldi->NumRxOkInPeriod = 0;
> +     ldi->NumTxOkInPeriod = 0;
> +     ldi->NumRxUnicastOkInPeriod = 0;
> +     ldi->bBusyTraffic = bBusyTraffic;
> +     ldi->bTxBusyTraffic = bTxBusyTraffic;
> +     ldi->bRxBusyTraffic = bRxBusyTraffic;
> +     ldi->bHigherBusyTraffic = bHigherBusyTraffic;
> +     ldi->bHigherBusyRxTraffic = bHigherBusyRxTraffic;
> +     ldi->bHigherBusyTxTraffic = bHigherBusyTxTraffic;
>  }
>  
>  static void dynamic_chk_wk_hdl(struct rtw_adapter *padapter, u8 *pbuf, int 
> sz)
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