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staging: comedi: s626: #ifdef out a block of unused code 

Currently the unused s626_ai_rinsn() function is commented out with
/* ... */ on every line of the function. Remove those by using an

This block will be removed once it is determined that it really
is not needed.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
H Hartley Sweeten 2013-03-22 15:57:02 -07:00 committed by Greg Kroah-Hartman
parent 90d54ff27e
commit e4632a71fa
1 changed files with 31 additions and 21 deletions
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52
drivers/staging/comedi/drivers/s626.c
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@ -1101,32 +1101,42 @@ static int s626_ai_insn_config(struct comedi_device *dev,
return -EINVAL;
}
/* static int s626_ai_rinsn(struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data) */
/* { */
/* struct s626_private *devpriv = dev->private; */
/* register uint8_t i; */
/* register int32_t *readaddr; */
#ifdef unused_code
static int s626_ai_rinsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn,
unsigned int *data)
{
struct s626_private *devpriv = dev->private;
register uint8_t i;
register int32_t *readaddr;
/* Trigger ADC scan loop start by setting RPS Signal 0. */
/* MC_ENABLE( P_MC2, MC2_ADC_RPS ); */
/* Trigger ADC scan loop start (set RPS Signal 0) */
MC_ENABLE(P_MC2, MC2_ADC_RPS);
/* Wait until ADC scan loop is finished (RPS Signal 0 reset). */
/* while ( MC_TEST( P_MC2, MC2_ADC_RPS ) ); */
/* Wait until ADC scan loop is finished (RPS Signal 0 reset) */
while (MC_TEST(P_MC2, MC2_ADC_RPS))
;
/* Init ptr to DMA buffer that holds new ADC data. We skip the
* first uint16_t in the buffer because it contains junk data from
* the final ADC of the previous poll list scan.
*/
/* readaddr = (uint32_t *)devpriv->ANABuf.LogicalBase + 1; */
/*
* Init ptr to DMA buffer that holds new ADC data. We skip the
* first uint16_t in the buffer because it contains junk data from
* the final ADC of the previous poll list scan.
*/
readaddr = (uint32_t *)devpriv->ANABuf.LogicalBase + 1;
/* Convert ADC data to 16-bit integer values and copy to application buffer. */
/* for ( i = 0; i < devpriv->AdcItems; i++ ) { */
/* *data = s626_ai_reg_to_uint( *readaddr++ ); */
/* data++; */
/* } */
/*
* Convert ADC data to 16-bit integer values and
* copy to application buffer.
*/
for (i = 0; i < devpriv->AdcItems; i++) {
*data = s626_ai_reg_to_uint(*readaddr++);
data++;
}
/* return i; */
/* } */
return i;
}
#endif
static int s626_ai_insn_read(struct comedi_device *dev,
struct comedi_subdevice *s,