diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/dt2811.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/dt2811.c | 149 |
1 files changed, 25 insertions, 124 deletions
diff --git a/drivers/staging/comedi/drivers/dt2811.c b/drivers/staging/comedi/drivers/dt2811.c index 0ca02fa7ba1b..4271903facd7 100644 --- a/drivers/staging/comedi/drivers/dt2811.c +++ b/drivers/staging/comedi/drivers/dt2811.c @@ -42,60 +42,59 @@ Configuration options: */ #include <linux/module.h> -#include <linux/interrupt.h> #include "../comedidev.h" 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) + UNI_RANGE(5), + UNI_RANGE(2.5), + UNI_RANGE(1.25), + UNI_RANGE(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) + BIP_RANGE(2.5), + BIP_RANGE(1.25), + BIP_RANGE(0.625), + BIP_RANGE(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) + BIP_RANGE(5), + BIP_RANGE(2.5), + BIP_RANGE(1.25), + BIP_RANGE(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) + UNI_RANGE(5), + UNI_RANGE(0.5), + UNI_RANGE(0.05), + UNI_RANGE(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) + BIP_RANGE(2.5), + BIP_RANGE(0.25), + BIP_RANGE(0.025), + BIP_RANGE(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) + BIP_RANGE(5), + BIP_RANGE(0.5), + BIP_RANGE(0.05), + BIP_RANGE(0.01) } }; @@ -227,33 +226,6 @@ static const struct comedi_lrange *dac_range_types[] = { #define DT2811_TIMEOUT 5 -#if 0 -static irqreturn_t dt2811_interrupt(int irq, void *d) -{ - int lo, hi; - int data; - struct comedi_device *dev = d; - struct dt2811_private *devpriv = dev->private; - - if (!dev->attached) { - comedi_error(dev, "spurious interrupt"); - return IRQ_HANDLED; - } - - lo = inb(dev->iobase + DT2811_ADDATLO); - hi = inb(dev->iobase + DT2811_ADDATHI); - - data = lo + (hi << 8); - - if (!(--devpriv->ntrig)) { - /* how to turn off acquisition */ - s->async->events |= COMEDI_SB_EOA; - } - comedi_event(dev, s); - return IRQ_HANDLED; -} -#endif - static int dt2811_ai_insn(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { @@ -278,35 +250,6 @@ static int dt2811_ai_insn(struct comedi_device *dev, struct comedi_subdevice *s, return i; } -#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) -{ - struct comedi_device *dev = comedi_devices + minor; - - if (adtrig->n < 1) - return 0; - dev->curadchan = adtrig->chan; - switch (dev->i_admode) { - case COMEDI_MDEMAND: - dev->ntrig = adtrig->n - 1; - /* not necessary */ - /*printk("dt2811: AD soft trigger\n"); */ - /*outb(DT2811_CLRERROR|DT2811_INTENB, - dev->iobase+DT2811_ADCSR); */ - outb(dev->curadchan, dev->iobase + DT2811_ADGCR); - do_gettimeofday(&trigtime); - break; - case COMEDI_MCONTS: - dev->ntrig = adtrig->n; - break; - } - - return 0; -} -#endif - static int dt2811_ao_insn(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { @@ -386,10 +329,7 @@ static int dt2811_do_insn_bits(struct comedi_device *dev, */ static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it) { - /* int i, irq; */ - /* unsigned long irqs; */ - /* long flags; */ - + /* int i; */ const struct dt2811_board *board = comedi_board(dev); struct dt2811_private *devpriv; int ret; @@ -406,45 +346,6 @@ static int dt2811_attach(struct comedi_device *dev, struct comedi_devconfig *it) i = inb(dev->iobase + DT2811_ADDATHI); #endif -#if 0 - irq = it->options[1]; - if (irq < 0) { - save_flags(flags); - sti(); - irqs = probe_irq_on(); - - outb(DT2811_CLRERROR | DT2811_INTENB, - dev->iobase + DT2811_ADCSR); - outb(0, dev->iobase + DT2811_ADGCR); - - udelay(100); - - irq = probe_irq_off(irqs); - restore_flags(flags); - - /*outb(DT2811_CLRERROR|DT2811_INTENB, - dev->iobase+DT2811_ADCSR);*/ - - 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(KERN_INFO "(irq = %d)\n", irq); - ret = request_irq(irq, dt2811_interrupt, 0, - dev->board_name, dev); - if (ret < 0) - return -EIO; - dev->irq = irq; - } else if (irq == 0) { - printk(KERN_INFO "(no irq)\n"); - } else { - printk(KERN_ERR "( multiple irq's -- this is bad! )\n"); - } - } -#endif - ret = comedi_alloc_subdevices(dev, 4); if (ret) return ret; |