Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 623211de authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
Browse files

staging: comedi: amplc_pci263: define the register map 



For completeness, define the registers used by this driver and remove
the magic numbers.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1ee79c8e

drivers/staging/comedi/drivers/amplc_pci263.c

+8 −3
Original line number Diff line number Diff line
@@ -36,14 +36,18 @@ 


#include "../comedi_pci.h"



/* PCI263 registers */

#define PCI263_DO_0_7_REG	0x00

#define PCI263_DO_8_15_REG	0x01



static int pci263_do_insn_bits(struct comedi_device *dev,

			       struct comedi_subdevice *s,

			       struct comedi_insn *insn,

			       unsigned int *data)

{

	if (comedi_dio_update_state(s, data)) {

		outb(s->state & 0xff, dev->iobase);

		outb((s->state >> 8) & 0xff, dev->iobase + 1);

		outb(s->state & 0xff, dev->iobase + PCI263_DO_0_7_REG);

		outb((s->state >> 8) & 0xff, dev->iobase + PCI263_DO_8_15_REG);

	}



	data[1] = s->state;
@@ -77,7 +81,8 @@ static int pci263_auto_attach(struct comedi_device *dev, 
	s->insn_bits	= pci263_do_insn_bits;



	/* read initial relay state */

	s->state = inb(dev->iobase) | (inb(dev->iobase + 1) << 8);

	s->state = inb(dev->iobase + PCI263_DO_0_7_REG) |

		   (inb(dev->iobase + PCI263_DO_8_15_REG) << 8);



	return 0;

}