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Staging: comedi: fix warning issue in unioxx5.c 

This is a patch to the unioxx5.c file that fixes up a  warning found by the checkpatch.pl tool

Signed-off-by: Ravishankar <ravishankarkm32@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Ravishankar 2011-07-07 21:14:43 +05:30 коммит произвёл Greg Kroah-Hartman
Родитель e9d1cf89ed
Коммит 33e73e0085
1 изменённых файлов: 29 добавлений и 17 удалений
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46
drivers/staging/comedi/drivers/unioxx5.c
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@ -75,8 +75,10 @@ Devices: [Fastwel] UNIOxx-5 (unioxx5),
/* 'private' structure for each subdevice */
struct unioxx5_subd_priv {
int usp_iobase;
unsigned char usp_module_type[12]; /* 12 modules. each can be 70L or 73L */
unsigned char usp_extra_data[12][4]; /* for saving previous written value for analog modules */
/* 12 modules. each can be 70L or 73L */
unsigned char usp_module_type[12];
/* for saving previous written value for analog modules */
unsigned char usp_extra_data[12][4];
unsigned char usp_prev_wr_val[3]; /* previous written value */
unsigned char usp_prev_cn_val[3]; /* previous channel value */
};
@ -169,7 +171,7 @@ static int unioxx5_attach(struct comedi_device *dev,
return -1;
}
printk("attached\n");
printk(KERN_INFO "attached\n");
return 0;
}
@ -181,7 +183,8 @@ static int unioxx5_subdev_read(struct comedi_device *dev,
int channel, type;
channel = CR_CHAN(insn->chanspec);
type = usp->usp_module_type[channel / 2]; /* defining module type(analog or digital) */
/* defining module type(analog or digital) */
type = usp->usp_module_type[channel / 2];
if (type == MODULE_DIGITAL) {
if (!__unioxx5_digital_read(usp, data, channel, dev->minor))
@ -202,7 +205,8 @@ static int unioxx5_subdev_write(struct comedi_device *dev,
int channel, type;
channel = CR_CHAN(insn->chanspec);
type = usp->usp_module_type[channel / 2]; /* defining module type(analog or digital) */
/* defining module type(analog or digital) */
type = usp->usp_module_type[channel / 2];
if (type == MODULE_DIGITAL) {
if (!__unioxx5_digital_write(usp, data, channel, dev->minor))
@ -261,9 +265,12 @@ static int unioxx5_insn_config(struct comedi_device *dev,
* change channel type on input or output) *
\* */
outb(1, usp->usp_iobase + 0);
outb(flags, usp->usp_iobase + channel_offset); /* changes type of _one_ channel */
outb(0, usp->usp_iobase + 0); /* sets channels bank to 0(allows directly input/output) */
usp->usp_prev_cn_val[channel_offset - 1] = flags; /* saves written value */
/* changes type of _one_ channel */
outb(flags, usp->usp_iobase + channel_offset);
/* sets channels bank to 0(allows directly input/output) */
outb(0, usp->usp_iobase + 0);
/* saves written value */
usp->usp_prev_cn_val[channel_offset - 1] = flags;
return 0;
}
@ -304,14 +311,15 @@ static int __unioxx5_subdev_init(struct comedi_subdevice *subdev,
}
usp->usp_iobase = subdev_iobase;
printk("comedi%d: |", minor);
printk(KERN_INFO "comedi%d: |", minor);
/* defining modules types */
for (i = 0; i < 12; i++) {
to = 10000;
__unioxx5_analog_config(usp, i * 2);
outb(i + 1, subdev_iobase + 5); /* sends channel number to card */
/* sends channel number to card */
outb(i + 1, subdev_iobase + 5);
outb('H', subdev_iobase + 6); /* requests EEPROM world */
while (!(inb(subdev_iobase + 0) & TxBE))
; /* waits while writting will be allowed */
@ -346,9 +354,10 @@ static int __unioxx5_subdev_init(struct comedi_subdevice *subdev,
subdev->range_table = &range_digital;
subdev->insn_read = unioxx5_subdev_read;
subdev->insn_write = unioxx5_subdev_write;
subdev->insn_config = unioxx5_insn_config; /* for digital modules only!!! */
/* for digital modules only!!! */
subdev->insn_config = unioxx5_insn_config;
printk("subdevice configured\n");
printk(KERN_INFO "subdevice configured\n");
return 0;
}
@ -367,7 +376,8 @@ static int __unioxx5_digital_write(struct unioxx5_subd_priv *usp,
return 0;
}
val = usp->usp_prev_wr_val[channel_offset - 1]; /* getting previous written value */
/* getting previous written value */
val = usp->usp_prev_wr_val[channel_offset - 1];
if (*data)
val |= mask;
@ -375,7 +385,8 @@ static int __unioxx5_digital_write(struct unioxx5_subd_priv *usp,
val &= ~mask;
outb(val, usp->usp_iobase + channel_offset);
usp->usp_prev_wr_val[channel_offset - 1] = val; /* saving new written value */
/* saving new written value */
usp->usp_prev_wr_val[channel_offset - 1] = val;
return 1;
}
@ -399,7 +410,6 @@ static int __unioxx5_digital_read(struct unioxx5_subd_priv *usp,
if (channel_offset > 1)
channel -= 2 << channel_offset; /* this operation is created for correct readed value to 0 or 1 */
*data >>= channel;
return 1;
}
@ -444,7 +454,8 @@ static int __unioxx5_analog_write(struct unioxx5_subd_priv *usp,
usp->usp_extra_data[module][i] = (unsigned char)((*data & 0xFF00) >> 8);
/* while(!((inb(usp->usp_iobase + 0)) & TxBE)); */
outb(module + 1, usp->usp_iobase + 5); /* sending module number to card(1 .. 12) */
/* sending module number to card(1 .. 12) */
outb(module + 1, usp->usp_iobase + 5);
outb('W', usp->usp_iobase + 6); /* sends (W)rite command to module */
/* sending for bytes to module(one byte per cycle iteration) */
@ -475,7 +486,8 @@ static int __unioxx5_analog_read(struct unioxx5_subd_priv *usp,
}
__unioxx5_analog_config(usp, channel);
outb(module_no + 1, usp->usp_iobase + 5); /* sends module number to card(1 .. 12) */
/* sends module number to card(1 .. 12) */
outb(module_no + 1, usp->usp_iobase + 5);
outb('V', usp->usp_iobase + 6); /* sends to module (V)erify command */
control = inb(usp->usp_iobase); /* get control register byte */