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-rw-r--r--drivers/staging/comedi/Kconfig9
-rw-r--r--drivers/staging/comedi/drivers/Makefile1
-rw-r--r--drivers/staging/comedi/drivers/poc.c157
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
570 To compile this driver as a module, choose M here: the module will be 570 To compile this driver as a module, choose M here: the module will be
571 called multiq3. 571 called multiq3.
572 572
573config COMEDI_POC
574 tristate "Generic driver for very simple devices"
575 ---help---
576 Enable generic support for very simple / POC (Piece of Crap) boards,
577 Keithley Metrabyte DAC-02 (dac02).
578
579 To compile this driver as a module, choose M here: the module will be
580 called poc.
581
582config COMEDI_S526 573config COMEDI_S526
583 tristate "Sensoray s526 support" 574 tristate "Sensoray s526 support"
584 ---help--- 575 ---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-$(CONFIG_COMEDI_PCMDA12) += pcmda12.o
54obj-$(CONFIG_COMEDI_PCMMIO) += pcmmio.o 54obj-$(CONFIG_COMEDI_PCMMIO) += pcmmio.o
55obj-$(CONFIG_COMEDI_PCMUIO) += pcmuio.o 55obj-$(CONFIG_COMEDI_PCMUIO) += pcmuio.o
56obj-$(CONFIG_COMEDI_MULTIQ3) += multiq3.o 56obj-$(CONFIG_COMEDI_MULTIQ3) += multiq3.o
57obj-$(CONFIG_COMEDI_POC) += poc.o
58obj-$(CONFIG_COMEDI_S526) += s526.o 57obj-$(CONFIG_COMEDI_S526) += s526.o
59 58
60# Comedi PCI drivers 59# 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 @@
1/*
2 comedi/drivers/poc.c
3 Mini-drivers for POC (Piece of Crap) boards
4 Copyright (C) 2000 Frank Mori Hess <fmhess@users.sourceforge.net>
5 Copyright (C) 2001 David A. Schleef <ds@schleef.org>
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16*/
17/*
18Driver: poc
19Description: Generic driver for very simple devices
20Author: ds
21Devices: [Keithley Metrabyte] DAC-02 (dac02)
22Updated: Sat, 16 Mar 2002 17:34:48 -0800
23Status: unknown
24
25This driver is indended to support very simple ISA-based devices,
26including:
27 dac02 - Keithley DAC-02 analog output board
28
29Configuration options:
30 [0] - I/O port base
31*/
32
33#include <linux/module.h>
34#include "../comedidev.h"
35
36struct boarddef_struct {
37 const char *name;
38 unsigned int iosize;
39 int (*setup)(struct comedi_device *);
40 int type;
41 int n_chan;
42 int n_bits;
43 int (*winsn)(struct comedi_device *, struct comedi_subdevice *,
44 struct comedi_insn *, unsigned int *);
45 int (*rinsn)(struct comedi_device *, struct comedi_subdevice *,
46 struct comedi_insn *, unsigned int *);
47 int (*insnbits)(struct comedi_device *, struct comedi_subdevice *,
48 struct comedi_insn *, unsigned int *);
49 const struct comedi_lrange *range;
50};
51
52struct poc_private {
53 unsigned int ao_readback[32];
54};
55
56static int readback_insn(struct comedi_device *dev, struct comedi_subdevice *s,
57 struct comedi_insn *insn, unsigned int *data)
58{
59 struct poc_private *devpriv = dev->private;
60 int chan;
61
62 chan = CR_CHAN(insn->chanspec);
63 data[0] = devpriv->ao_readback[chan];
64
65 return 1;
66}
67
68/* DAC-02 registers */
69#define DAC02_LSB(a) (2 * a)
70#define DAC02_MSB(a) (2 * a + 1)
71
72static int dac02_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s,
73 struct comedi_insn *insn, unsigned int *data)
74{
75 struct poc_private *devpriv = dev->private;
76 int temp;
77 int chan;
78 int output;
79
80 chan = CR_CHAN(insn->chanspec);
81 devpriv->ao_readback[chan] = data[0];
82 output = data[0];
83#ifdef wrong
84 /* convert to complementary binary if range is bipolar */
85 if ((CR_RANGE(insn->chanspec) & 0x2) == 0)
86 output = ~output;
87#endif
88 temp = (output << 4) & 0xf0;
89 outb(temp, dev->iobase + DAC02_LSB(chan));
90 temp = (output >> 4) & 0xff;
91 outb(temp, dev->iobase + DAC02_MSB(chan));
92
93 return 1;
94}
95
96static int poc_attach(struct comedi_device *dev, struct comedi_devconfig *it)
97{
98 const struct boarddef_struct *board = comedi_board(dev);
99 struct poc_private *devpriv;
100 struct comedi_subdevice *s;
101 int ret;
102
103 ret = comedi_request_region(dev, it->options[0], board->iosize);
104 if (ret)
105 return ret;
106
107 ret = comedi_alloc_subdevices(dev, 1);
108 if (ret)
109 return ret;
110
111 devpriv = comedi_alloc_devpriv(dev, sizeof(*devpriv));
112 if (!devpriv)
113 return -ENOMEM;
114
115 /* analog output subdevice */
116 s = &dev->subdevices[0];
117 s->type = board->type;
118 s->n_chan = board->n_chan;
119 s->maxdata = (1 << board->n_bits) - 1;
120 s->range_table = board->range;
121 s->insn_write = board->winsn;
122 s->insn_read = board->rinsn;
123 s->insn_bits = board->insnbits;
124 if (s->type == COMEDI_SUBD_AO || s->type == COMEDI_SUBD_DO)
125 s->subdev_flags = SDF_WRITABLE;
126
127 return 0;
128}
129
130static const struct boarddef_struct boards[] = {
131 {
132 .name = "dac02",
133 .iosize = 8,
134 /* .setup = dac02_setup, */
135 .type = COMEDI_SUBD_AO,
136 .n_chan = 2,
137 .n_bits = 12,
138 .winsn = dac02_ao_winsn,
139 .rinsn = readback_insn,
140 .range = &range_unknown,
141 },
142};
143
144static struct comedi_driver poc_driver = {
145 .driver_name = "poc",
146 .module = THIS_MODULE,
147 .attach = poc_attach,
148 .detach = comedi_legacy_detach,
149 .board_name = &boards[0].name,
150 .num_names = ARRAY_SIZE(boards),
151 .offset = sizeof(boards[0]),
152};
153module_comedi_driver(poc_driver);
154
155MODULE_AUTHOR("Comedi http://www.comedi.org");
156MODULE_DESCRIPTION("Comedi low-level driver");
157MODULE_LICENSE("GPL");
generated by cgit v1.2.2 (git 2.25.0) at 2025-06-05 16:04:52 -0400