diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/acl7225b.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/acl7225b.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/drivers/staging/comedi/drivers/acl7225b.c b/drivers/staging/comedi/drivers/acl7225b.c deleted file mode 100644 index 9e2c7aeea535..000000000000 --- a/drivers/staging/comedi/drivers/acl7225b.c +++ /dev/null @@ -1,136 +0,0 @@ -/* - * comedi/drivers/acl7225b.c - * Driver for Adlink NuDAQ ACL-7225b and clones - * José Luis Sánchez - */ -/* -Driver: acl7225b -Description: Adlink NuDAQ ACL-7225b & compatibles -Author: José Luis Sánchez (jsanchezv@teleline.es) -Status: testing -Devices: [Adlink] ACL-7225b (acl7225b), [ICP] P16R16DIO (p16r16dio) -*/ - -#include "../comedidev.h" - -#include <linux/ioport.h> - -#define ACL7225_RIO_LO 0 /* Relays input/output low byte (R0-R7) */ -#define ACL7225_RIO_HI 1 /* Relays input/output high byte (R8-R15) */ -#define ACL7225_DI_LO 2 /* Digital input low byte (DI0-DI7) */ -#define ACL7225_DI_HI 3 /* Digital input high byte (DI8-DI15) */ - -struct acl7225b_boardinfo { - const char *name; - int io_range; -}; - -static const struct acl7225b_boardinfo acl7225b_boards[] = { - { - .name = "acl7225b", - .io_range = 8, /* only 4 are used */ - }, { - .name = "p16r16dio", - .io_range = 4, - }, -}; - -static int acl7225b_do_insn_bits(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, - unsigned int *data) -{ - unsigned long reg = (unsigned long)s->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; - - if (mask) { - s->state &= ~mask; - s->state |= (bits & mask); - - if (mask & 0x00ff) - outb(s->state & 0xff, dev->iobase + reg); - if (mask & 0xff00) - outb((s->state >> 8), dev->iobase + reg + 1); - } - - data[1] = s->state; - - return insn->n; -} - -static int acl7225b_di_insn_bits(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, - unsigned int *data) -{ - unsigned long reg = (unsigned long)s->private; - - data[1] = inb(dev->iobase + reg) | - (inb(dev->iobase + reg + 1) << 8); - - return insn->n; -} - -static int acl7225b_attach(struct comedi_device *dev, - struct comedi_devconfig *it) -{ - const struct acl7225b_boardinfo *board = comedi_board(dev); - struct comedi_subdevice *s; - int ret; - - ret = comedi_request_region(dev, it->options[0], board->io_range); - if (ret) - return ret; - - ret = comedi_alloc_subdevices(dev, 3); - if (ret) - return ret; - - s = &dev->subdevices[0]; - /* Relays outputs */ - s->type = COMEDI_SUBD_DO; - s->subdev_flags = SDF_WRITABLE; - s->maxdata = 1; - s->n_chan = 16; - s->insn_bits = acl7225b_do_insn_bits; - s->range_table = &range_digital; - s->private = (void *)ACL7225_RIO_LO; - - s = &dev->subdevices[1]; - /* Relays status */ - s->type = COMEDI_SUBD_DI; - s->subdev_flags = SDF_READABLE; - s->maxdata = 1; - s->n_chan = 16; - s->insn_bits = acl7225b_di_insn_bits; - s->range_table = &range_digital; - s->private = (void *)ACL7225_RIO_LO; - - s = &dev->subdevices[2]; - /* Isolated digital inputs */ - s->type = COMEDI_SUBD_DI; - s->subdev_flags = SDF_READABLE; - s->maxdata = 1; - s->n_chan = 16; - s->insn_bits = acl7225b_di_insn_bits; - s->range_table = &range_digital; - s->private = (void *)ACL7225_DI_LO; - - return 0; -} - -static struct comedi_driver acl7225b_driver = { - .driver_name = "acl7225b", - .module = THIS_MODULE, - .attach = acl7225b_attach, - .detach = comedi_legacy_detach, - .board_name = &acl7225b_boards[0].name, - .num_names = ARRAY_SIZE(acl7225b_boards), - .offset = sizeof(struct acl7225b_boardinfo), -}; -module_comedi_driver(acl7225b_driver); - -MODULE_DESCRIPTION("Comedi: NuDAQ ACL-7225B, 16 Relay & 16 Isolated DI Card"); -MODULE_AUTHOR("Comedi http://www.comedi.org"); -MODULE_LICENSE("GPL"); |