staging: comedi: poc: remove obsolete driver
The DAC02 board, which is the only board supported by this driver, now has its own comedi driver (dac02). Remove this obsolete driver. Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com> Cc: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten
Greg Kroah-Hartman
parent
6014046290
commit
b6512cfcd2
@ -570,15 +570,6 @@ config COMEDI_MULTIQ3
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To compile this driver as a module, choose M here: the module will be
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To compile this driver as a module, choose M here: the module will be
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called multiq3.
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called multiq3.
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config COMEDI_POC
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tristate "Generic driver for very simple devices"
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---help---
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Enable generic support for very simple / POC (Piece of Crap) boards,
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Keithley Metrabyte DAC-02 (dac02).
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To compile this driver as a module, choose M here: the module will be
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called poc.
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config COMEDI_S526
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config COMEDI_S526
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tristate "Sensoray s526 support"
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tristate "Sensoray s526 support"
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---help---
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---help---
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@ -54,7 +54,6 @@ obj-$(CONFIG_COMEDI_PCMDA12) += pcmda12.o
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obj-$(CONFIG_COMEDI_PCMMIO) += pcmmio.o
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obj-$(CONFIG_COMEDI_PCMMIO) += pcmmio.o
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obj-$(CONFIG_COMEDI_PCMUIO) += pcmuio.o
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obj-$(CONFIG_COMEDI_PCMUIO) += pcmuio.o
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obj-$(CONFIG_COMEDI_MULTIQ3) += multiq3.o
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obj-$(CONFIG_COMEDI_MULTIQ3) += multiq3.o
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obj-$(CONFIG_COMEDI_POC) += poc.o
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obj-$(CONFIG_COMEDI_S526) += s526.o
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obj-$(CONFIG_COMEDI_S526) += s526.o
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# Comedi PCI drivers
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# Comedi PCI drivers
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@ -1,157 +0,0 @@
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/*
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comedi/drivers/poc.c
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Mini-drivers for POC (Piece of Crap) boards
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Copyright (C) 2000 Frank Mori Hess <fmhess@users.sourceforge.net>
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Copyright (C) 2001 David A. Schleef <ds@schleef.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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*/
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/*
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Driver: poc
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Description: Generic driver for very simple devices
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Author: ds
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Devices: [Keithley Metrabyte] DAC-02 (dac02)
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Updated: Sat, 16 Mar 2002 17:34:48 -0800
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Status: unknown
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This driver is indended to support very simple ISA-based devices,
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including:
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dac02 - Keithley DAC-02 analog output board
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Configuration options:
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[0] - I/O port base
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*/
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#include <linux/module.h>
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#include "../comedidev.h"
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struct boarddef_struct {
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const char *name;
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unsigned int iosize;
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int (*setup)(struct comedi_device *);
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int type;
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int n_chan;
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int n_bits;
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int (*winsn)(struct comedi_device *, struct comedi_subdevice *,
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struct comedi_insn *, unsigned int *);
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int (*rinsn)(struct comedi_device *, struct comedi_subdevice *,
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struct comedi_insn *, unsigned int *);
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int (*insnbits)(struct comedi_device *, struct comedi_subdevice *,
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struct comedi_insn *, unsigned int *);
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const struct comedi_lrange *range;
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};
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struct poc_private {
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unsigned int ao_readback[32];
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};
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static int readback_insn(struct comedi_device *dev, struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data)
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{
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struct poc_private *devpriv = dev->private;
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int chan;
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chan = CR_CHAN(insn->chanspec);
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data[0] = devpriv->ao_readback[chan];
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return 1;
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}
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/* DAC-02 registers */
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#define DAC02_LSB(a) (2 * a)
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#define DAC02_MSB(a) (2 * a + 1)
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static int dac02_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
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struct comedi_insn *insn, unsigned int *data)
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{
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struct poc_private *devpriv = dev->private;
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int temp;
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int chan;
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int output;
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chan = CR_CHAN(insn->chanspec);
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devpriv->ao_readback[chan] = data[0];
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output = data[0];
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#ifdef wrong
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/* convert to complementary binary if range is bipolar */
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if ((CR_RANGE(insn->chanspec) & 0x2) == 0)
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output = ~output;
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#endif
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temp = (output << 4) & 0xf0;
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outb(temp, dev->iobase + DAC02_LSB(chan));
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temp = (output >> 4) & 0xff;
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outb(temp, dev->iobase + DAC02_MSB(chan));
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return 1;
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}
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static int poc_attach(struct comedi_device *dev, struct comedi_devconfig *it)
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{
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const struct boarddef_struct *board = comedi_board(dev);
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struct poc_private *devpriv;
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struct comedi_subdevice *s;
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int ret;
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ret = comedi_request_region(dev, it->options[0], board->iosize);
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if (ret)
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return ret;
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ret = comedi_alloc_subdevices(dev, 1);
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if (ret)
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return ret;
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devpriv = comedi_alloc_devpriv(dev, sizeof(*devpriv));
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if (!devpriv)
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return -ENOMEM;
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/* analog output subdevice */
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s = &dev->subdevices[0];
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s->type = board->type;
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s->n_chan = board->n_chan;
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s->maxdata = (1 << board->n_bits) - 1;
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s->range_table = board->range;
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s->insn_write = board->winsn;
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s->insn_read = board->rinsn;
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s->insn_bits = board->insnbits;
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if (s->type == COMEDI_SUBD_AO || s->type == COMEDI_SUBD_DO)
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s->subdev_flags = SDF_WRITABLE;
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return 0;
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}
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static const struct boarddef_struct boards[] = {
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{
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.name = "dac02",
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.iosize = 8,
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/* .setup = dac02_setup, */
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.type = COMEDI_SUBD_AO,
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.n_chan = 2,
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.n_bits = 12,
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.winsn = dac02_ao_winsn,
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.rinsn = readback_insn,
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.range = &range_unknown,
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},
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};
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static struct comedi_driver poc_driver = {
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.driver_name = "poc",
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.module = THIS_MODULE,
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.attach = poc_attach,
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.detach = comedi_legacy_detach,
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.board_name = &boards[0].name,
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.num_names = ARRAY_SIZE(boards),
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.offset = sizeof(boards[0]),
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};
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module_comedi_driver(poc_driver);
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MODULE_AUTHOR("Comedi http://www.comedi.org");
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MODULE_DESCRIPTION("Comedi low-level driver");
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MODULE_LICENSE("GPL");
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