Re: [PATCH 1/4] Staging: comedi: addi-data: fix brace-related coding style issues in hwdrv_apci035.c

From: Chase Southwood
Date: Mon Feb 17 2014 - 15:48:18 EST


>On Monday, February 17, 2014 7:16 AM, Ian Abbott <abbotti@xxxxxxxxx> wrote:

>>On 2014-02-16 08:40, Chase Southwood wrote:
>> This patch for hwdrv_apci035 removes some unneeded braces, and moves some
>> improperly placed braces to the correct position, as found by checkpatch.
>> It also removes a commented out if-statement that I found whilst cleaning
>> braces that is identical to another un-commented if-statement directly
>> above it, so it is just added clutter and so we can delete it to clean up
>> further.
>>
>> Signed-off-by: Chase Southwood <chase.southwood@xxxxxxxxx>
>> ---
>> So I decided to venture into addi-data today and found that most of the
>> files in there are very messy from a style standpoint.  This is the first
>> (of probably a few) patchsets to try and clean those files up a bit.  I
>> hope that this will be helpful!
>
>Quite a few have been cleaned up extensively by Hartley, but they needed
>more extensive changes than clean-ups due to them trying to handle
>things differently to the normal comedi way of doing things.

Oh, I see.  Makes perfect sense.  Well like I said, if cleaning them up a bit will help make reworking them any easier or seems like useful work, I'd be happy to continue making them a little easier on the eyes!

>>
>>  .../comedi/drivers/addi-data/hwdrv_apci035.c      | 49 ++++++++++------------
>>  1 file changed, 22 insertions(+), 27 deletions(-)
>>
>> diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci035.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci035.c
>> index 1128c22..584a1d5 100644
>> --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci035.c
>> +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci035.c
>> @@ -177,11 +177,11 @@ static int i_APCI035_ConfigTimerWatchdog(struct comedi_device *dev,
>>      devpriv->tsk_Current = current;
>>      devpriv->b_TimerSelectMode = data[0];
>>      i_WatchdogNbr = data[1];
>> -    if (data[0] == 0) {
>> +    if (data[0] == 0)
>>          ui_Mode = 2;
>> -    } else {
>> +    else
>>          ui_Mode = 0;
>> -    }
>> +
>>  /* ui_Command = inl(devpriv->iobase+((i_WatchdogNbr-1)*32)+12); */
>>      ui_Command = 0;
>>  /* ui_Command = ui_Command & 0xFFFFF9FEUL; */
>> @@ -366,8 +366,7 @@ static int i_APCI035_StartStopWriteTimerWatchdog(struct comedi_device *dev,
>>              devpriv->iobase + ((i_WatchdogNbr - 1) * 32) + 12);
>>      }
>>
>> -    if (data[0] == 0)    /* Stop The Watchdog */
>> -    {
>> +    if (data[0] == 0) {
>>          /* Stop The Watchdog */
>>          ui_Command = 0;
>>  /*
>> @@ -377,15 +376,15 @@ static int i_APCI035_StartStopWriteTimerWatchdog(struct comedi_device *dev,
>>          outl(ui_Command,
>>              devpriv->iobase + ((i_WatchdogNbr - 1) * 32) + 12);
>>      }            /*  if (data[1]==0) */
>> -    if (data[0] == 3)    /* stop all Watchdogs */
>> -    {
>> +    if (data[0] == 3) {
>> +        /* stop all Watchdogs */
>>          ui_Command = 0;
>>          for (i_Count = 1; i_Count <= 4; i_Count++) {
>> -            if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
>> +            if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG)
>>                  ui_Command = 0x2UL;
>> -            } else {
>> +            else
>>                  ui_Command = 0x10UL;
>> -            }
>> +
>>              i_WatchdogNbr = i_Count;
>>              outl(ui_Command,
>>                  devpriv->iobase + ((i_WatchdogNbr - 1) * 32) +
>> @@ -393,30 +392,29 @@ static int i_APCI035_StartStopWriteTimerWatchdog(struct comedi_device *dev,
>>          }
>>
>>      }
>> -    if (data[0] == 4)    /* start all Watchdogs */
>> -    {
>> +    if (data[0] == 4) {
>> +        /* start all Watchdogs */
>>          ui_Command = 0;
>>          for (i_Count = 1; i_Count <= 4; i_Count++) {
>> -            if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
>> +            if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG)
>>                  ui_Command = 0x1UL;
>> -            } else {
>> +            else
>>                  ui_Command = 0x8UL;
>> -            }
>> +
>>              i_WatchdogNbr = i_Count;
>>              outl(ui_Command,
>>                  devpriv->iobase + ((i_WatchdogNbr - 1) * 32) +
>>                  0);
>>          }
>>      }
>> -    if (data[0] == 5)    /* trigger all Watchdogs */
>> -    {
>> +    if (data[0] == 5) {
>> +        /* trigger all Watchdogs */
>>          ui_Command = 0;
>>          for (i_Count = 1; i_Count <= 4; i_Count++) {
>> -            if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG) {
>> +            if (devpriv->b_TimerSelectMode == ADDIDATA_WATCHDOG)
>>                  ui_Command = 0x4UL;
>> -            } else {
>> +            else
>>                  ui_Command = 0x20UL;
>> -            }
>>
>>              i_WatchdogNbr = i_Count;
>>              outl(ui_Command,
>> @@ -488,11 +486,9 @@ static int i_APCI035_ReadTimerWatchdog(struct comedi_device *dev,
>>      /* Get the overflow status */
>>      /***************************/
>>      data[3] = ((ui_Status >> 0) & 1);
>> -    if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER) {
>> +    if (devpriv->b_TimerSelectMode == ADDIDATA_TIMER)
>>          data[4] = inl(devpriv->iobase + ((i_WatchdogNbr - 1) * 32) + 0);
>>
>> -    }            /*  if  (devpriv->b_TimerSelectMode==ADDIDATA_TIMER) */
>> -
>>      return insn->n;
>>  }
>>
>> @@ -655,8 +651,8 @@ static void v_APCI035_Interrupt(int irq, void *d)
>>      ui_StatusRegister2 =
>>          inl(devpriv->iobase + ((i_WatchdogNbr - 1) * 32) + 20);
>>
>> -    if ((((ui_StatusRegister1) & 0x8) == 0x8))    /* Test if warning relay interrupt */
>> -    {
>> +    /* Test if warning relay interrupt */
>> +    if ((((ui_StatusRegister1) & 0x8) == 0x8)) {
>>      /**********************************/
>>          /* Disable the temperature warning */
>>      /**********************************/
>> @@ -675,9 +671,8 @@ static void v_APCI035_Interrupt(int irq, void *d)
>>      }            /* if (((ui_StatusRegister1 & 0x8) == 0x8)) */
>>
>>      else {
>> -        if ((ui_StatusRegister2 & 0x1) == 0x1) {
>> +        if ((ui_StatusRegister2 & 0x1) == 0x1)
>>              send_sig(SIGIO, devpriv->tsk_Current, 0);    /*  send signal to the sample */
>> -        }
>>      }            /* else if (((ui_StatusRegister1 & 0x8) == 0x8)) */
>>
>>      return;
>>
>
>Looks good.
>
>Signed-off-by: Ian Abbott <abbotti@xxxxxxxxx>
>
>--
>-=( Ian Abbott @ MEV Ltd.    E-mail: <abbotti@xxxxxxxxx>        )=-
>-=( Tel: +44 (0)161 477 1898  FAX: +44 (0)161 718 3587        )=-
>

Thanks,
Chase

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