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Staging: comedi: Remove comedi_device typedef
[net-next-2.6.git] / drivers / staging / comedi / drivers / addi-data / hwdrv_apci2016.c
CommitLineData
c995fe94
ADG		 1/**
2@verbatim
3
4Copyright (C) 2004,2005 ADDI-DATA GmbH for the source code of this module.
5
6 ADDI-DATA GmbH
7 Dieselstrasse 3
8 D-77833 Ottersweier
9 Tel: +19(0)7223/9493-0
10 Fax: +49(0)7223/9493-92
11 http://www.addi-data-com
12 info@addi-data.com
13
14This 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.
15
16This 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.
17
18You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
20You shoud also find the complete GPL in the COPYING file accompanying this source code.
21
22@endverbatim
23*/
24/*
25
26 +-----------------------------------------------------------------------+
27 | (C) ADDI-DATA GmbH Dieselstraße 3 D-77833 Ottersweier |
28 +-----------------------------------------------------------------------+
29 | Tel : +49 (0) 7223/9493-0 | email : info@addi-data.com |
30 | Fax : +49 (0) 7223/9493-92 | Internet : http://www.addi-data.com |
31 +-------------------------------+---------------------------------------+
32 | Project : APCI-2016 | Compiler : GCC |
33 | Module name : hwdrv_apci2016.c| Version : 2.96 |
34 +-------------------------------+---------------------------------------+
35 | Project manager: Eric Stolz | Date : 02/12/2002 |
36 +-------------------------------+---------------------------------------+
37 | Description : Hardware Layer Acces For APCI-2016 |
38 +-----------------------------------------------------------------------+
39 | UPDATES |
40 +----------+-----------+------------------------------------------------+
41 | Date | Author | Description of updates |
42 +----------+-----------+------------------------------------------------+
43 | | | |
44 | | | |
45 | | | |
46 +----------+-----------+------------------------------------------------+
47*/
48
49/*
50+----------------------------------------------------------------------------+
51| Included files |
52+----------------------------------------------------------------------------+
53*/
54#include "hwdrv_apci2016.h"
55
56/*
57+----------------------------------------------------------------------------+
58| Function Name : int i_APCI2016_ConfigDigitalOutput |
71b5f4f1 59| (struct comedi_device *dev,comedi_subdevice *s, |
790c5541 60| comedi_insn *insn,unsigned int *data) |
c995fe94
ADG		 61+----------------------------------------------------------------------------+
62| Task : Configures The Digital Output Subdevice. |
63+----------------------------------------------------------------------------+
71b5f4f1 64| Input Parameters : struct comedi_device *dev : Driver handle |
c995fe94
ADG		 65| UINT *data : Data Pointer contains |
66| configuration parameters as below |
67| |
68| data[0] : 1 Digital Memory On |
69| 0 Digital Memory Off |
70+----------------------------------------------------------------------------+
71| Output Parameters : -- |
72+----------------------------------------------------------------------------+
73| Return Value : TRUE : No error occur |
74| : FALSE : Error occur. Return the error |
75| |
76+----------------------------------------------------------------------------+
77*/
71b5f4f1 78int i_APCI2016_ConfigDigitalOutput(struct comedi_device * dev, comedi_subdevice * s,
790c5541 79 comedi_insn * insn, unsigned int * data)
c995fe94
ADG		 80{
81 if ((data[0] != 0) && (data[0] != 1)) {
82 comedi_error(dev,
83 "Not a valid Data !!! ,Data should be 1 or 0\n");
84 return -EINVAL;
85 } // if ((data[0]!=0) && (data[0]!=1))
86 if (data[0]) {
87 devpriv->b_OutputMemoryStatus = ADDIDATA_ENABLE;
88 } // if (data[0]
89 else {
90 devpriv->b_OutputMemoryStatus = ADDIDATA_DISABLE;
91 } // else if (data[0]
92 return insn->n;
93}
94
95/*
96+----------------------------------------------------------------------------+
97| Function Name : int i_APCI2016_WriteDigitalOutput |
71b5f4f1 98| (struct comedi_device *dev,comedi_subdevice *s, |
790c5541 99| comedi_insn *insn,unsigned int *data) |
c995fe94
ADG		 100+----------------------------------------------------------------------------+
101| Task : Writes port value To the selected port |
102+----------------------------------------------------------------------------+
71b5f4f1 103| Input Parameters : struct comedi_device *dev : Driver handle |
c995fe94
ADG		 104| UINT ui_NoOfChannels : No Of Channels To Write |
105| UINT *data : Data Pointer to read status |
106+----------------------------------------------------------------------------+
107| Output Parameters : -- |
108+----------------------------------------------------------------------------+
109| Return Value : TRUE : No error occur |
110| : FALSE : Error occur. Return the error |
111| |
112+----------------------------------------------------------------------------+
113*/
71b5f4f1 114int i_APCI2016_WriteDigitalOutput(struct comedi_device * dev, comedi_subdevice * s,
790c5541 115 comedi_insn * insn, unsigned int * data)
c995fe94
ADG		 116{
117 UINT ui_NoOfChannel;
118 UINT ui_Temp, ui_Temp1;
119 ui_NoOfChannel = CR_CHAN(insn->chanspec);
120 if ((ui_NoOfChannel < 0) || (ui_NoOfChannel > 15)) {
121 comedi_error(dev,
122 "Invalid Channel Numbers !!!, Channel Numbers must be between 0 and 15\n");
123 return -EINVAL;
124 } // if ((ui_NoOfChannel<0) || (ui_NoOfChannel>15))
125 if (devpriv->b_OutputMemoryStatus) {
126 ui_Temp = inw(devpriv->iobase + APCI2016_DIGITAL_OP);
127 } // if (devpriv->b_OutputMemoryStatus )
128 else {
129 ui_Temp = 0;
130 } // else if (devpriv->b_OutputMemoryStatus )
131 if ((data[1] != 0) && (data[1] != 1)) {
132 comedi_error(dev,
133 "Invalid Data[1] value !!!, Data[1] should be 0 or 1\n");
134 return -EINVAL;
135 } // if ((data[1]!=0) && (data[1]!=1))
136
137 if (data[3] == 0) {
138 if (data[1] == 0) {
139 data[0] = (data[0] << ui_NoOfChannel) | ui_Temp;
140 outw(data[0], devpriv->iobase + APCI2016_DIGITAL_OP);
141 } // if (data[1]==0)
142 else {
143 if (data[1] == 1) {
144 switch (ui_NoOfChannel) {
145 case 2:
146 data[0] =
147 (data[0] << (2 *
148 data[2])) | ui_Temp;
149 break;
150 case 4:
151 data[0] =
152 (data[0] << (4 *
153 data[2])) | ui_Temp;
154 break;
155 case 8:
156 data[0] =
157 (data[0] << (8 *
158 data[2])) | ui_Temp;
159 break;
160 case 15:
161 data[0] = data[0] | ui_Temp;
162 break;
163 default:
164 comedi_error(dev, " chan spec wrong");
165 return -EINVAL; // "sorry channel spec wrong "
166 } //switch(ui_NoOfChannels)
167 outw(data[0],
168 devpriv->iobase + APCI2016_DIGITAL_OP);
169 } // if (data[1]==1)
170 else {
171 printk("\nSpecified channel not supported\n");
172 } // else if (data[1]==1)
173 } // else if (data[1]==0)
174 } // if (data[3]==0)
175 else {
176 if (data[3] == 1) {
177 if (data[1] == 0) {
178 data[0] = ~data[0] & 0x1;
179 ui_Temp1 = 1;
180 ui_Temp1 = ui_Temp1 << ui_NoOfChannel;
181 ui_Temp = ui_Temp | ui_Temp1;
182 data[0] = (data[0] << ui_NoOfChannel) ^ 0xffff;
183 data[0] = data[0] & ui_Temp;
184 outw(data[0],
185 devpriv->iobase + APCI2016_DIGITAL_OP);
186 } // if (data[1]==0)
187 else {
188 if (data[1] == 1) {
189 switch (ui_NoOfChannel) {
190 case 2:
191 data[0] = ~data[0] & 0x3;
192 ui_Temp1 = 3;
193 ui_Temp1 =
194 ui_Temp1 << 2 * data[2];
195 ui_Temp = ui_Temp | ui_Temp1;
196 data[0] =
197 ((data[0] << (2 *
198 data
199 [2])) ^
200 0xffff) & ui_Temp;
201 break;
202 case 4:
203 data[0] = ~data[0] & 0xf;
204 ui_Temp1 = 15;
205 ui_Temp1 =
206 ui_Temp1 << 4 * data[2];
207 ui_Temp = ui_Temp | ui_Temp1;
208 data[0] =
209 ((data[0] << (4 *
210 data
211 [2])) ^
212 0xffff) & ui_Temp;
213 break;
214 case 8:
215 data[0] = ~data[0] & 0xff;
216 ui_Temp1 = 255;
217 ui_Temp1 =
218 ui_Temp1 << 8 * data[2];
219 ui_Temp = ui_Temp | ui_Temp1;
220 data[0] =
221 ((data[0] << (8 *
222 data
223 [2])) ^
224 0xffff) & ui_Temp;
225 break;
226 case 15:
227 break;
228 default:
229 comedi_error(dev,
230 " chan spec wrong");
231 return -EINVAL; // "sorry channel spec wrong "
232 } //switch(ui_NoOfChannels)
233 outw(data[0],
234 devpriv->iobase +
235 APCI2016_DIGITAL_OP);
236 } // if(data[1]==1)
237 else {
238 printk("\nSpecified channel not supported\n");
239 } //else if(data[1]==1)
240 } //elseif(data[1]==0)
241 } //if(data[3]==1);
242 else {
243 printk("\nSpecified functionality does not exist\n");
244 return -EINVAL;
245 } //if else data[3]==1)
246 } //if else data[3]==0)
247 return insn->n;
248}
249
250/*
251+----------------------------------------------------------------------------+
252| Function Name : int i_APCI2016_BitsDigitalOutput |
71b5f4f1 253| (struct comedi_device *dev,comedi_subdevice *s, |
790c5541 254| comedi_insn *insn,unsigned int *data) |
c995fe94
ADG		 255+----------------------------------------------------------------------------+
256| Task : Read value of the selected channel or port |
257+----------------------------------------------------------------------------+
71b5f4f1 258| Input Parameters : struct comedi_device *dev : Driver handle |
c995fe94
ADG		 259| UINT ui_NoOfChannels : No Of Channels To read |
260| UINT *data : Data Pointer to read status |
261+----------------------------------------------------------------------------+
262| Output Parameters : -- |
263+----------------------------------------------------------------------------+
264| Return Value : TRUE : No error occur |
265| : FALSE : Error occur. Return the error |
266| |
267+----------------------------------------------------------------------------+
268*/
71b5f4f1 269int i_APCI2016_BitsDigitalOutput(struct comedi_device * dev, comedi_subdevice * s,
790c5541 270 comedi_insn * insn, unsigned int * data)
c995fe94
ADG		 271{
272 UINT ui_Temp;
273 UINT ui_NoOfChannel;
274 ui_NoOfChannel = CR_CHAN(insn->chanspec);
275 if ((ui_NoOfChannel < 0) || (ui_NoOfChannel > 15)) {
276 comedi_error(dev,
277 "Invalid Channel Numbers !!!, Channel Numbers must be between 0 and 15\n");
278 return -EINVAL;
279 } // if ((ui_NoOfChannel<0) || (ui_NoOfChannel>15))
280 if ((data[0] != 0) && (data[0] != 1)) {
281 comedi_error(dev,
282 "Invalid Data[0] value !!!, Data[0] should be 0 or 1\n");
283 return -EINVAL;
284 } // if ((data[0]!=0) && (data[0]!=1))
285 ui_Temp = data[0];
286 *data = inw(devpriv->iobase + APCI2016_DIGITAL_OP_RW);
287 if (ui_Temp == 0) {
288 *data = (*data >> ui_NoOfChannel) & 0x1;
289 } // if (ui_Temp==0)
290 else {
291 if (ui_Temp == 1) {
292 switch (ui_NoOfChannel) {
293 case 2:
294 *data = (*data >> (2 * data[1])) & 3;
295 break;
296
297 case 4:
298 *data = (*data >> (4 * data[1])) & 15;
299 break;
300
301 case 8:
302 *data = (*data >> (8 * data[1])) & 255;
303 break;
304
305 case 15:
306 break;
307
308 default:
309 comedi_error(dev, " chan spec wrong");
310 return -EINVAL; // "sorry channel spec wrong "
311 } //switch(ui_NoOfChannel)
312 } // if (ui_Temp==1)
313 else {
314 printk("\nSpecified channel not supported \n");
315 } // else if (ui_Temp==1)
316 } // if (ui_Temp==0)
317 return insn->n;
318}
319
320/*
321+----------------------------------------------------------------------------+
322| Function Name : int i_APCI2016_ConfigWatchdog |
71b5f4f1 323| (struct comedi_device *dev,comedi_subdevice *s, |
790c5541 324| comedi_insn *insn,unsigned int *data) |
c995fe94
ADG		 325+----------------------------------------------------------------------------+
326| Task : Configures The Watchdog |
327+----------------------------------------------------------------------------+
71b5f4f1 328| Input Parameters : struct comedi_device *dev : Driver handle |
c995fe94
ADG		 329| comedi_subdevice *s, :pointer to subdevice structure |
330| comedi_insn *insn :pointer to insn structure |
790c5541 331| unsigned int *data : Data Pointer to read status |
c995fe94
ADG		 332+----------------------------------------------------------------------------+
333| Output Parameters : -- |
334+----------------------------------------------------------------------------+
335| Return Value : TRUE : No error occur |
336| : FALSE : Error occur. Return the error |
337| |
338+----------------------------------------------------------------------------+
339*/
71b5f4f1 340int i_APCI2016_ConfigWatchdog(struct comedi_device * dev, comedi_subdevice * s,
790c5541 341 comedi_insn * insn, unsigned int * data)
c995fe94
ADG		 342{
343
344 if (data[0] == 0) {
345 //Disable the watchdog
346 outw(0x0,
347 devpriv->i_IobaseAddon +
348 APCI2016_WATCHDOG_ENABLEDISABLE);
349 //Loading the Reload value
350 outw(data[1],
351 devpriv->i_IobaseAddon +
352 APCI2016_WATCHDOG_RELOAD_VALUE);
353 data[1] = data[1] >> 16;
354 outw(data[1],
355 devpriv->i_IobaseAddon +
356 APCI2016_WATCHDOG_RELOAD_VALUE + 2);
357 } else {
358 printk("\nThe input parameters are wrong\n");
359 }
360 return insn->n;
361}
362
363/*
364+----------------------------------------------------------------------------+
365| Function Name : int i_APCI2016_StartStopWriteWatchdog |
71b5f4f1 366| (struct comedi_device *dev,comedi_subdevice *s, |
790c5541 367| comedi_insn *insn,unsigned int *data) |
c995fe94
ADG		 368+----------------------------------------------------------------------------+
369| Task : Start / Stop The Watchdog |
370+----------------------------------------------------------------------------+
71b5f4f1 371| Input Parameters : struct comedi_device *dev : Driver handle |
c995fe94
ADG		 372| comedi_subdevice *s, :pointer to subdevice structure |
373| comedi_insn *insn :pointer to insn structure |
790c5541 374| unsigned int *data : Data Pointer to read status |
c995fe94
ADG		 375+----------------------------------------------------------------------------+
376| Output Parameters : -- |
377+----------------------------------------------------------------------------+
378| Return Value : TRUE : No error occur |
379| : FALSE : Error occur. Return the error |
380| |
381+----------------------------------------------------------------------------+
382*/
71b5f4f1 383int i_APCI2016_StartStopWriteWatchdog(struct comedi_device * dev, comedi_subdevice * s,
790c5541 384 comedi_insn * insn, unsigned int * data)
c995fe94
ADG		 385{
386
387 switch (data[0]) {
388 case 0: //stop the watchdog
389 outw(0x0, devpriv->i_IobaseAddon + APCI2016_WATCHDOG_ENABLEDISABLE); //disable the watchdog
390 break;
391 case 1: //start the watchdog
392 outw(0x0001,
393 devpriv->i_IobaseAddon +
394 APCI2016_WATCHDOG_ENABLEDISABLE);
395 break;
396 case 2: //Software trigger
397 outw(0x0201,
398 devpriv->i_IobaseAddon +
399 APCI2016_WATCHDOG_ENABLEDISABLE);
400 break;
401 default:
402 printk("\nSpecified functionality does not exist\n");
403 return -EINVAL;
404 } // switch(data[0])
405
406 return insn->n;
407}
408
409/*
410+----------------------------------------------------------------------------+
411| Function Name : int i_APCI2016_ReadWatchdog |
71b5f4f1 412| (struct comedi_device *dev,comedi_subdevice *s, |
790c5541 413| comedi_insn *insn,unsigned int *data) |
c995fe94
ADG		 414+----------------------------------------------------------------------------+
415| Task : Read The Watchdog |
416+----------------------------------------------------------------------------+
71b5f4f1 417| Input Parameters : struct comedi_device *dev : Driver handle |
c995fe94
ADG		 418| comedi_subdevice *s, :pointer to subdevice structure |
419| comedi_insn *insn :pointer to insn structure |
790c5541 420| unsigned int *data : Data Pointer to read status |
c995fe94
ADG		 421+----------------------------------------------------------------------------+
422| Output Parameters : -- |
423+----------------------------------------------------------------------------+
424| Return Value : TRUE : No error occur |
425| : FALSE : Error occur. Return the error |
426| |
427+----------------------------------------------------------------------------+
428*/
429
71b5f4f1 430int i_APCI2016_ReadWatchdog(struct comedi_device * dev, comedi_subdevice * s,
790c5541 431 comedi_insn * insn, unsigned int * data)
c995fe94
ADG		 432{
433 udelay(5);
434 data[0] = inw(devpriv->i_IobaseAddon + APCI2016_WATCHDOG_STATUS) & 0x1;
435 return insn->n;
436}
437
438/*
439+----------------------------------------------------------------------------+
71b5f4f1 440| Function Name : int i_APCI2016_Reset(struct comedi_device *dev) | |
c995fe94
ADG		 441+----------------------------------------------------------------------------+
442| Task :resets all the registers |
443+----------------------------------------------------------------------------+
71b5f4f1 444| Input Parameters : struct comedi_device *dev
c995fe94
ADG		 445+----------------------------------------------------------------------------+
446| Output Parameters : -- |
447+----------------------------------------------------------------------------+
448| Return Value : |
449| |
450+----------------------------------------------------------------------------+
451*/
452
71b5f4f1 453INT i_APCI2016_Reset(struct comedi_device * dev)
c995fe94
ADG		 454{
455 outw(0x0, devpriv->iobase + APCI2016_DIGITAL_OP); // Resets the digital output channels
456 outw(0x0, devpriv->i_IobaseAddon + APCI2016_WATCHDOG_ENABLEDISABLE);
457 outw(0x0, devpriv->i_IobaseAddon + APCI2016_WATCHDOG_RELOAD_VALUE);
458 outw(0x0, devpriv->i_IobaseAddon + APCI2016_WATCHDOG_RELOAD_VALUE + 2);
459 return 0;
460}
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