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>

3 files changed, 0 insertions, 167 deletions

diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig
index 88135e7e1220..703c5d40ae5c 100644
--- a/drivers/staging/comedi/Kconfig
+++ b/drivers/staging/comedi/Kconfig
@@ -570,15 +570,6 @@ config COMEDI_MULTIQ3
           To compile this driver as a module, choose M here: the module will be
           called multiq3.
 
-config COMEDI_POC
-        tristate "Generic driver for very simple devices"
-        ---help---
-          Enable generic support for very simple / POC (Piece of Crap) boards,
-          Keithley Metrabyte DAC-02 (dac02).
-
-          To compile this driver as a module, choose M here: the module will be
-          called poc.
-
 config COMEDI_S526
         tristate "Sensoray s526 support"
         ---help---
diff --git a/drivers/staging/comedi/drivers/Makefile b/drivers/staging/comedi/drivers/Makefile
index a1c60fd87a20..0757a82ddcfa 100644
--- a/drivers/staging/comedi/drivers/Makefile
+++ b/drivers/staging/comedi/drivers/Makefile
@@ -54,7 +54,6 @@ obj-$(CONFIG_COMEDI_PCMDA12)		+= pcmda12.o
 obj-$(CONFIG_COMEDI_PCMMIO)             += pcmmio.o
 obj-$(CONFIG_COMEDI_PCMUIO)             += pcmuio.o
 obj-$(CONFIG_COMEDI_MULTIQ3)            += multiq3.o
-obj-$(CONFIG_COMEDI_POC)                += poc.o
 obj-$(CONFIG_COMEDI_S526)               += s526.o
 
 # Comedi PCI drivers
diff --git a/drivers/staging/comedi/drivers/poc.c b/drivers/staging/comedi/drivers/poc.c
deleted file mode 100644
index 22c739262e5e..000000000000
--- a/drivers/staging/comedi/drivers/poc.c
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
-    comedi/drivers/poc.c
-    Mini-drivers for POC (Piece of Crap) boards
-    Copyright (C) 2000 Frank Mori Hess <fmhess@users.sourceforge.net>
-    Copyright (C) 2001 David A. Schleef <ds@schleef.org>
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-*/
-/*
-Driver: poc
-Description: Generic driver for very simple devices
-Author: ds
-Devices: [Keithley Metrabyte] DAC-02 (dac02)
-Updated: Sat, 16 Mar 2002 17:34:48 -0800
-Status: unknown
-
-This driver is indended to support very simple ISA-based devices,
-including:
-  dac02 - Keithley DAC-02 analog output board
-
-Configuration options:
-  [0] - I/O port base
-*/
-
-#include <linux/module.h>
-#include "../comedidev.h"
-
-struct boarddef_struct {
-        const char *name;
-        unsigned int iosize;
-        int (*setup)(struct comedi_device *);
-        int type;
-        int n_chan;
-        int n_bits;
-        int (*winsn)(struct comedi_device *, struct comedi_subdevice *,
-                      struct comedi_insn *, unsigned int *);
-        int (*rinsn)(struct comedi_device *, struct comedi_subdevice *,
-                      struct comedi_insn *, unsigned int *);
-        int (*insnbits)(struct comedi_device *, struct comedi_subdevice *,
-                         struct comedi_insn *, unsigned int *);
-        const struct comedi_lrange *range;
-};
-
-struct poc_private {
-        unsigned int ao_readback[32];
-};
-
-static int readback_insn(struct comedi_device *dev, struct comedi_subdevice *s,
-                         struct comedi_insn *insn, unsigned int *data)
-{
-        struct poc_private *devpriv = dev->private;
-        int chan;
-
-        chan = CR_CHAN(insn->chanspec);
-        data[0] = devpriv->ao_readback[chan];
-
-        return 1;
-}
-
-/* DAC-02 registers */
-#define DAC02_LSB(a)    (2 * a)
-#define DAC02_MSB(a)    (2 * a + 1)
-
-static int dac02_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
-                          struct comedi_insn *insn, unsigned int *data)
-{
-        struct poc_private *devpriv = dev->private;
-        int temp;
-        int chan;
-        int output;
-
-        chan = CR_CHAN(insn->chanspec);
-        devpriv->ao_readback[chan] = data[0];
-        output = data[0];
-#ifdef wrong
-        /*  convert to complementary binary if range is bipolar */
-        if ((CR_RANGE(insn->chanspec) & 0x2) == 0)
-                output = ~output;
-#endif
-        temp = (output << 4) & 0xf0;
-        outb(temp, dev->iobase + DAC02_LSB(chan));
-        temp = (output >> 4) & 0xff;
-        outb(temp, dev->iobase + DAC02_MSB(chan));
-
-        return 1;
-}
-
-static int poc_attach(struct comedi_device *dev, struct comedi_devconfig *it)
-{
-        const struct boarddef_struct *board = comedi_board(dev);
-        struct poc_private *devpriv;
-        struct comedi_subdevice *s;
-        int ret;
-
-        ret = comedi_request_region(dev, it->options[0], board->iosize);
-        if (ret)
-                return ret;
-
-        ret = comedi_alloc_subdevices(dev, 1);
-        if (ret)
-                return ret;
-
-        devpriv = comedi_alloc_devpriv(dev, sizeof(*devpriv));
-        if (!devpriv)
-                return -ENOMEM;
-
-        /* analog output subdevice */
-        s = &dev->subdevices[0];
-        s->type = board->type;
-        s->n_chan = board->n_chan;
-        s->maxdata = (1 << board->n_bits) - 1;
-        s->range_table = board->range;
-        s->insn_write = board->winsn;
-        s->insn_read = board->rinsn;
-        s->insn_bits = board->insnbits;
-        if (s->type == COMEDI_SUBD_AO || s->type == COMEDI_SUBD_DO)
-                s->subdev_flags = SDF_WRITABLE;
-
-        return 0;
-}
-
-static const struct boarddef_struct boards[] = {
-        {
-                .name           = "dac02",
-                .iosize         = 8,
-                /* .setup       = dac02_setup, */
-                .type           = COMEDI_SUBD_AO,
-                .n_chan         = 2,
-                .n_bits         = 12,
-                .winsn          = dac02_ao_winsn,
-                .rinsn          = readback_insn,
-                .range          = &range_unknown,
-        },
-};
-
-static struct comedi_driver poc_driver = {
-        .driver_name    = "poc",
-        .module         = THIS_MODULE,
-        .attach         = poc_attach,
-        .detach         = comedi_legacy_detach,
-        .board_name     = &boards[0].name,
-        .num_names      = ARRAY_SIZE(boards),
-        .offset         = sizeof(boards[0]),
-};
-module_comedi_driver(poc_driver);
-
-MODULE_AUTHOR("Comedi http://www.comedi.org");
-MODULE_DESCRIPTION("Comedi low-level driver");
-MODULE_LICENSE("GPL");