Signed-off-by: Iain Churcher <iain.linux.coding@xxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/dt2811.c | 191 ++++++++++++-------------------
1 files changed, 76 insertions(+), 115 deletions(-)
diff --git a/drivers/staging/comedi/drivers/dt2811.c b/drivers/staging/comedi/drivers/dt2811.c
index 51ef695..ea9bfb7 100644
--- a/drivers/staging/comedi/drivers/dt2811.c
+++ b/drivers/staging/comedi/drivers/dt2811.c
@@ -34,13 +34,13 @@ Configuration options:
[0] - I/O port base address
[1] - IRQ, although this is currently unused
[2] - A/D reference
- 0 = signle-ended
- 1 = differential
+ 0 = signle-ended
+ 1 = differential
2 = pseudo-differential (common reference)
[3] - A/D range
- 0 = [-5,5]
- 1 = [-2.5,2.5]
- 2 = [0,5]
+ 0 = [-5, 5]
+ 1 = [-2.5, 2.5]
+ 2 = [0, 5]
[4] - D/A 0 range (same choices)
[4] - D/A 1 range (same choices)
*/
@@ -52,96 +52,58 @@ Configuration options:
static const char *driver_name = "dt2811";
-static const struct comedi_lrange range_dt2811_pgh_ai_5_unipolar = { 4, {
- RANGE
- (0, 5),
- RANGE
- (0,
- 2.5),
- RANGE
- (0,
- 1.25),
- RANGE
- (0,
- 0.625)
- }
+static const struct comedi_lrange range_dt2811_pgh_ai_5_unipolar = {
+ 4, {
+ RANGE(0, 5),
+ RANGE(0, 2.5),
+ RANGE(0, 1.25),
+ RANGE(0, 0.625)
+ }
};
-static const struct comedi_lrange range_dt2811_pgh_ai_2_5_bipolar = { 4, {
- RANGE
- (-2.5,
- 2.5),
- RANGE
- (-1.25,
- 1.25),
- RANGE
- (-0.625,
- 0.625),
- RANGE
- (-0.3125,
- 0.3125)
- }
+static const struct comedi_lrange range_dt2811_pgh_ai_2_5_bipolar = {
+ 4, {
+ RANGE(-2.5, 2.5),
+ RANGE(-1.25, 1.25),
+ RANGE(-0.625, 0.625),
+ RANGE(-0.3125, 0.3125)
+ }
};
-static const struct comedi_lrange range_dt2811_pgh_ai_5_bipolar = { 4, {
- RANGE
- (-5, 5),
- RANGE
- (-2.5,
- 2.5),
- RANGE
- (-1.25,
- 1.25),
- RANGE
- (-0.625,
- 0.625)
- }
+static const struct comedi_lrange range_dt2811_pgh_ai_5_bipolar = {
+ 4, {
+ RANGE(-5, 5),
+ RANGE(-2.5, 2.5),
+ RANGE(-1.25, 1.25),
+ RANGE(-0.625, 0.625)
+ }
};
-static const struct comedi_lrange range_dt2811_pgl_ai_5_unipolar = { 4, {
- RANGE
- (0, 5),
- RANGE
- (0,
- 0.5),
- RANGE
- (0,
- 0.05),
- RANGE
- (0,
- 0.01)
- }
+static const struct comedi_lrange range_dt2811_pgl_ai_5_unipolar = {
+ 4, {
+ RANGE(0, 5),
+ RANGE(0, 0.5),
+ RANGE(0, 0.05),
+ RANGE(0, 0.01)
+ }
};
-static const struct comedi_lrange range_dt2811_pgl_ai_2_5_bipolar = { 4, {
- RANGE
- (-2.5,
- 2.5),
- RANGE
- (-0.25,
- 0.25),
- RANGE
- (-0.025,
- 0.025),
- RANGE
- (-0.005,
- 0.005)
- }
+static const struct comedi_lrange range_dt2811_pgl_ai_2_5_bipolar = {
+ 4, {
+ RANGE(-2.5, 2.5),
+ RANGE(-0.25, 0.25),
+ RANGE(-0.025, 0.025),
+ RANGE(-0.005, 0.005)
+ }
};
-static const struct comedi_lrange range_dt2811_pgl_ai_5_bipolar = { 4, {
- RANGE
- (-5, 5),
- RANGE
- (-0.5,
- 0.5),
- RANGE
- (-0.05,
- 0.05),
- RANGE
- (-0.01,
- 0.01)
- }
+static const struct comedi_lrange range_dt2811_pgl_ai_5_bipolar = {
+ 4, {
+ RANGE(-5, 5),
+ RANGE(-0.5, 0.5),
+ RANGE(-0.05, 0.05),
+ RANGE(-0.01, 0.01)
+ }
};
/*
@@ -348,21 +310,21 @@ static irqreturn_t dt2811_interrupt(int irq, void *d)
options[0] Board base address
options[1] IRQ
options[2] Input configuration
- 0 == single-ended
- 1 == differential
- 2 == pseudo-differential
+ 0 == single-ended
+ 1 == differential
+ 2 == pseudo-differential
options[3] Analog input range configuration
- 0 == bipolar 5 (-5V -- +5V)
- 1 == bipolar 2.5V (-2.5V -- +2.5V)
- 2 == unipolar 5V (0V -- +5V)
+ 0 == bipolar 5 (-5V -- +5V)
+ 1 == bipolar 2.5V (-2.5V -- +2.5V)
+ 2 == unipolar 5V (0V -- +5V)
options[4] Analog output 0 range configuration
- 0 == bipolar 5 (-5V -- +5V)
- 1 == bipolar 2.5V (-2.5V -- +2.5V)
- 2 == unipolar 5V (0V -- +5V)
+ 0 == bipolar 5 (-5V -- +5V)
+ 1 == bipolar 2.5V (-2.5V -- +2.5V)
+ 2 == unipolar 5V (0V -- +5V)
options[5] Analog output 1 range configuration
- 0 == bipolar 5 (-5V -- +5V)
- 1 == bipolar 2.5V (-2.5V -- +2.5V)
- 2 == unipolar 5V (0V -- +5V)
+ 0 == bipolar 5 (-5V -- +5V)
+ 1 == bipolar 2.5V (-2.5V -- +2.5V)
+ 2 == unipolar 5V (0V -- +5V)
*/
static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it)
@@ -377,10 +339,10 @@ static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it)
iobase = it->options[0];
- printk("comedi%d: dt2811: base=0x%04lx\n", dev->minor, iobase);
+ printk(KERN_INFO "comedi%d: dt2811:base=0x%04lx\n", dev->minor, iobase);
if (!request_region(iobase, DT2811_SIZE, driver_name)) {
- printk("I/O port conflict\n");
+ printk(KERN_ERR "I/O port conflict\n");
return -EIO;
}
@@ -410,25 +372,25 @@ static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it)
irq = probe_irq_off(irqs);
restore_flags(flags);
- /*outb(DT2811_CLRERROR|DT2811_INTENB,dev->iobase+DT2811_ADCSR); */
+ /*outb(DT2811_CLRERROR|DT2811_INTENB,
+ dev->iobase+DT2811_ADCSR);*/
- if (inb(dev->iobase + DT2811_ADCSR) & DT2811_ADERROR) {
- printk("error probing irq (bad) \n");
- }
+ if (inb(dev->iobase + DT2811_ADCSR) & DT2811_ADERROR)
+ printk(KERN_ERR "error probing irq (bad)\n");
dev->irq = 0;
if (irq > 0) {
i = inb(dev->iobase + DT2811_ADDATLO);
i = inb(dev->iobase + DT2811_ADDATHI);
- printk("(irq = %d)\n", irq);
+ printk(KERN_INFO "(irq = %d)\n", irq);
ret = request_irq(irq, dt2811_interrupt, 0,
driver_name, dev);
if (ret < 0)
return -EIO;
dev->irq = irq;
} else if (irq == 0) {
- printk("(no irq)\n");
+ printk(KERN_INFO "(no irq)\n");
} else {
- printk("( multiple irq's -- this is bad! )\n");
+ printk(KERN_ERR "( multiple irq's -- this is bad! )\n");
}
}
#endif
@@ -540,14 +502,12 @@ static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it)
static int dt2811_detach(struct comedi_device *dev)
{
- printk("comedi%d: dt2811: remove\n", dev->minor);
+ printk(KERN_INFO "comedi%d: dt2811: remove\n", dev->minor);
- if (dev->irq) {
+ if (dev->irq)
free_irq(dev->irq, dev);
- }
- if (dev->iobase) {
+ if (dev->iobase)
release_region(dev->iobase, DT2811_SIZE);
- }
return 0;
}
@@ -579,7 +539,7 @@ static int dt2811_ai_insn(struct comedi_device *dev, struct comedi_subdevice *s,
#if 0
/* Wow. This is code from the Comedi stone age. But it hasn't been
* replaced, so I'll let it stay. */
-int dt2811_adtrig(kdev_t minor, comedi_adtrig * adtrig)
+int dt2811_adtrig(kdev_t minor, comedi_adtrig *adtrig)
{
struct comedi_device *dev = comedi_devices + minor;
@@ -589,8 +549,10 @@ int dt2811_adtrig(kdev_t minor, comedi_adtrig * adtrig)
switch (dev->i_admode) {
case COMEDI_MDEMAND:
dev->ntrig = adtrig->n - 1;
+ /* not neccessary */
/*printk("dt2811: AD soft trigger\n"); */
- /*outb(DT2811_CLRERROR|DT2811_INTENB,dev->iobase+DT2811_ADCSR); *//* not neccessary */
+ /*outb(DT2811_CLRERROR|DT2811_INTENB,
+ dev->iobase+DT2811_ADCSR); */
outb(dev->curadchan, dev->iobase + DT2811_ADGCR);
do_gettimeofday(&trigtime);
break;
@@ -630,9 +592,8 @@ static int dt2811_ao_insn_read(struct comedi_device *dev,
chan = CR_CHAN(insn->chanspec);
- for (i = 0; i < insn->n; i++) {
+ for (i = 0; i < insn->n; i++)
data[i] = devpriv->ao_readback[chan];
- }
return i;
}
--
1.7.0.4
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