cb_pcidda.c revision 68c3dbff9fc9f25872408d0e95980d41733d48d0
1086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 2086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi/drivers/cb_pcidda.c 3086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez This intends to be a driver for the ComputerBoards / MeasurementComputing 4086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez PCI-DDA series. 5086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Copyright (C) 2001 Ivan Martinez <ivanmr@altavista.com> 7086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Copyright (C) 2001 Frank Mori Hess <fmhess@users.sourceforge.net> 8086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 9086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez COMEDI - Linux Control and Measurement Device Interface 10086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Copyright (C) 1997-8 David A. Schleef <ds@schleef.org> 11086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 12086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez This program is free software; you can redistribute it and/or modify 13086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez it under the terms of the GNU General Public License as published by 14086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez the Free Software Foundation; either version 2 of the License, or 15086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez (at your option) any later version. 16086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 17086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez This program is distributed in the hope that it will be useful, 18086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez but WITHOUT ANY WARRANTY; without even the implied warranty of 19086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 20086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez GNU General Public License for more details. 21086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 22086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez You should have received a copy of the GNU General Public License 23086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez along with this program; if not, write to the Free Software 24086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 25086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 26086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez*/ 27086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 28086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezDriver: cb_pcidda 29086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezDescription: MeasurementComputing PCI-DDA series 30086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezAuthor: Ivan Martinez <ivanmr@altavista.com>, Frank Mori Hess <fmhess@users.sourceforge.net> 31086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezStatus: Supports 08/16, 04/16, 02/16, 08/12, 04/12, and 02/12 32086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezDevices: [Measurement Computing] PCI-DDA08/12 (cb_pcidda), PCI-DDA04/12, 33086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez PCI-DDA02/12, PCI-DDA08/16, PCI-DDA04/16, PCI-DDA02/16 34086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 35086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezConfiguration options: 36086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez [0] - PCI bus of device (optional) 37086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez [1] - PCI slot of device (optional) 38086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez If bus/slot is not specified, the first available PCI 39086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez device will be used. 40086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 41086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezOnly simple analog output writing is supported. 42086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 43086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezSo far it has only been tested with: 44086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez - PCI-DDA08/12 45086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezPlease report success/failure with other different cards to 46086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez<comedi@comedi.org>. 47086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez*/ 48086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 49086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#include "../comedidev.h" 50086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 51086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#include "comedi_pci.h" 52086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#include "8255.h" 53086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 542696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PCI_VENDOR_ID_CB 0x1307 /* PCI vendor number of ComputerBoards */ 552696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define N_BOARDS 10 /* Number of boards in cb_pcidda_boards */ 562696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define EEPROM_SIZE 128 /* number of entries in eeprom */ 572696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define MAX_AO_CHANNELS 8 /* maximum number of ao channels for supported boards */ 58086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 59086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* PCI-DDA base addresses */ 60086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DIGITALIO_BADRINDEX 2 612696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* DIGITAL I/O is pci_dev->resource[2] */ 62086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DIGITALIO_SIZE 8 632696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* DIGITAL I/O uses 8 I/O port addresses */ 64086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define DAC_BADRINDEX 3 652696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* DAC is pci_dev->resource[3] */ 66086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 67086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* Digital I/O registers */ 682696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PORT1A 0 /* PORT 1A DATA */ 69086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 702696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PORT1B 1 /* PORT 1B DATA */ 71086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 722696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PORT1C 2 /* PORT 1C DATA */ 73086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 742696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define CONTROL1 3 /* CONTROL REGISTER 1 */ 75086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 762696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PORT2A 4 /* PORT 2A DATA */ 77086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 782696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PORT2B 5 /* PORT 2B DATA */ 79086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 802696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define PORT2C 6 /* PORT 2C DATA */ 81086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 822696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define CONTROL2 7 /* CONTROL REGISTER 2 */ 83086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 84086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* DAC registers */ 852696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DACONTROL 0 /* D/A CONTROL REGISTER */ 862696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define SU 0000001 /* Simultaneous update enabled */ 872696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define NOSU 0000000 /* Simultaneous update disabled */ 882696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define ENABLEDAC 0000002 /* Enable specified DAC */ 892696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DISABLEDAC 0000000 /* Disable specified DAC */ 902696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define RANGE2V5 0000000 /* 2.5V */ 912696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define RANGE5V 0000200 /* 5V */ 922696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define RANGE10V 0000300 /* 10V */ 932696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define UNIP 0000400 /* Unipolar outputs */ 942696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define BIP 0000000 /* Bipolar outputs */ 952696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 962696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DACALIBRATION1 4 /* D/A CALIBRATION REGISTER 1 */ 972696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* write bits */ 982696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define SERIAL_IN_BIT 0x1 /* serial data input for eeprom, caldacs, reference dac */ 99086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_CHANNEL_MASK (0x7 << 1) 100086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_CHANNEL_BITS(channel) (((channel) << 1) & CAL_CHANNEL_MASK) 1012696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* read bits */ 102086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define CAL_COUNTER_MASK 0x1f 1032696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define CAL_COUNTER_OVERFLOW_BIT 0x20 /* calibration counter overflow status bit */ 1042696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define AO_BELOW_REF_BIT 0x40 /* analog output is less than reference dac voltage */ 1052696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define SERIAL_OUT_BIT 0x80 /* serial data out, for reading from eeprom */ 106086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 1072696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DACALIBRATION2 6 /* D/A CALIBRATION REGISTER 2 */ 1082696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define SELECT_EEPROM_BIT 0x1 /* send serial data in to eeprom */ 1092696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DESELECT_REF_DAC_BIT 0x2 /* don't send serial data to MAX542 reference dac */ 1102696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DESELECT_CALDAC_BIT(n) (0x4 << (n)) /* don't send serial data to caldac n */ 1112696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DUMMY_BIT 0x40 /* manual says to set this bit with no explanation */ 112086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 1132696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton#define DADATA 8 /* FIRST D/A DATA REGISTER (0) */ 114086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 1159ced1de69125b60f40127eddaa3be2a92bb0a1dfBill Pembertonstatic const struct comedi_lrange cb_pcidda_ranges = { 116086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6, 117086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 118086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez BIP_RANGE(10), 119086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez BIP_RANGE(5), 120086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez BIP_RANGE(2.5), 121086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez UNI_RANGE(10), 122086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez UNI_RANGE(5), 123086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez UNI_RANGE(2.5), 124086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 125086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 126086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 127086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 128086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Board descriptions for two imaginary boards. Describing the 129086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * boards in this way is optional, and completely driver-dependent. 130086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Some drivers use arrays such as this, other do not. 131086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 1321657e325042ffc723182377a47d38ccc7319078fBill Pembertonstruct cb_pcidda_board { 133086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const char *name; 1342696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton char status; /* Driver status: */ 1352696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 1362696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* 1372696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton * 0 - tested 1382696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton * 1 - manual read, not tested 1392696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton * 2 - manual not read 1402696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton */ 1412696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 142086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned short device_id; 143086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int ao_chans; 144086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int ao_bits; 1459ced1de69125b60f40127eddaa3be2a92bb0a1dfBill Pemberton const struct comedi_lrange *ranges; 1461657e325042ffc723182377a47d38ccc7319078fBill Pemberton}; 1472696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 1481657e325042ffc723182377a47d38ccc7319078fBill Pembertonstatic const struct cb_pcidda_board cb_pcidda_boards[] = { 149086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 15068c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .name = "pci-dda02/12", 15168c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .status = 1, 15268c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .device_id = 0x20, 15368c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_chans = 2, 15468c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_bits = 12, 15568c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ranges = &cb_pcidda_ranges, 156086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 157086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 15868c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .name = "pci-dda04/12", 15968c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .status = 1, 16068c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .device_id = 0x21, 16168c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_chans = 4, 16268c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_bits = 12, 16368c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ranges = &cb_pcidda_ranges, 164086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 165086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 16668c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .name = "pci-dda08/12", 16768c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .status = 0, 16868c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .device_id = 0x22, 16968c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_chans = 8, 17068c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_bits = 12, 17168c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ranges = &cb_pcidda_ranges, 172086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 173086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 17468c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .name = "pci-dda02/16", 17568c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .status = 2, 17668c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .device_id = 0x23, 17768c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_chans = 2, 17868c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_bits = 16, 17968c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ranges = &cb_pcidda_ranges, 180086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 181086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 18268c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .name = "pci-dda04/16", 18368c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .status = 2, 18468c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .device_id = 0x24, 18568c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_chans = 4, 18668c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_bits = 16, 18768c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ranges = &cb_pcidda_ranges, 188086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 189086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez { 19068c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .name = "pci-dda08/16", 19168c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .status = 0, 19268c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .device_id = 0x25, 19368c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_chans = 8, 19468c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ao_bits = 16, 19568c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .ranges = &cb_pcidda_ranges, 196086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }, 197086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 198086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 199086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic DEFINE_PCI_DEVICE_TABLE(cb_pcidda_pci_table) = { 200086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0020, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 201086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0021, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 202086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0022, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 203086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0023, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 204086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0024, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 205086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {PCI_VENDOR_ID_CB, 0x0025, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 206086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez {0} 207086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 208086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 209086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezMODULE_DEVICE_TABLE(pci, cb_pcidda_pci_table); 210086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 211086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 212086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Useful for shorthand access to the particular board structure 213086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 2141657e325042ffc723182377a47d38ccc7319078fBill Pemberton#define thisboard ((const struct cb_pcidda_board *)dev->board_ptr) 215086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 216086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* this structure is for data unique to this hardware driver. If 217086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez several hardware drivers keep similar information in this structure, 21871b5f4f11971dea972832ad63a994c7e5b45db6bBill Pemberton feel free to suggest moving the variable to the struct comedi_device struct. */ 219cc7bb61e00a2e9e4e0d742b9917cb37406080922Bill Pembertonstruct cb_pcidda_private { 220086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int data; 221086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 222086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* would be useful for a PCI device */ 223086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez struct pci_dev *pci_dev; 224086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 225086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned long digitalio; 226086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned long dac; 2272696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 2282696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* unsigned long control_status; */ 2292696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* unsigned long adc_fifo; */ 2302696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 2312696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton unsigned int dac_cal1_bits; /* bits last written to da calibration register 1 */ 2322696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton unsigned int ao_range[MAX_AO_CHANNELS]; /* current range settings for output channels */ 2332696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton u16 eeprom_data[EEPROM_SIZE]; /* software copy of board's eeprom */ 234cc7bb61e00a2e9e4e0d742b9917cb37406080922Bill Pemberton}; 235086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 236086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 237086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * most drivers define the following macro to make it easy to 238086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * access the private structure. 239086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 240cc7bb61e00a2e9e4e0d742b9917cb37406080922Bill Pemberton#define devpriv ((struct cb_pcidda_private *)dev->private) 241086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 242da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_attach(struct comedi_device *dev, struct comedi_devconfig *it); 243da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_detach(struct comedi_device *dev); 2442696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* static int cb_pcidda_ai_rinsn(struct comedi_device *dev,struct comedi_subdevice *s,struct comedi_insn *insn,unsigned int *data); */ 245da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, 246da91b2692e0939b307f9047192d2b9fe07793e7aBill Pemberton struct comedi_insn *insn, unsigned int *data); 2472696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 2482696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* static int cb_pcidda_ai_cmd(struct comedi_device *dev, struct *comedi_subdevice *s);*/ 2492696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* static int cb_pcidda_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_cmd *cmd); */ 2502696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* static int cb_pcidda_ns_to_timer(unsigned int *ns,int *round); */ 2512696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 252da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic unsigned int cb_pcidda_serial_in(struct comedi_device *dev); 253da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void cb_pcidda_serial_out(struct comedi_device *dev, unsigned int value, 254086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int num_bits); 255da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic unsigned int cb_pcidda_read_eeprom(struct comedi_device *dev, 256086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int address); 257da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void cb_pcidda_calibrate(struct comedi_device *dev, unsigned int channel, 258086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range); 259086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 260086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 261139dfbdfacb02e3ef3df936d2fabd1ad5f14ea88Bill Pemberton * The struct comedi_driver structure tells the Comedi core module 262086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * which functions to call to configure/deconfigure (attach/detach) 263086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the board, and also about the kernel module that contains 264086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the device code. 265086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 266139dfbdfacb02e3ef3df936d2fabd1ad5f14ea88Bill Pembertonstatic struct comedi_driver driver_cb_pcidda = { 26768c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .driver_name = "cb_pcidda", 26868c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .module = THIS_MODULE, 26968c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .attach = cb_pcidda_attach, 27068c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .detach = cb_pcidda_detach, 271086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez}; 272086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 273086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 274086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Attach is called by the Comedi core to configure the driver 275086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * for a particular board. 276086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 277da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_attach(struct comedi_device *dev, struct comedi_devconfig *it) 278086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 27934c43922e62708d45e9660eee4b4f1fb7b4bf2c7Bill Pemberton struct comedi_subdevice *s; 280086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez struct pci_dev *pcidev; 281086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int index; 282086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 283086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("comedi%d: cb_pcidda: ", dev->minor); 284086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 285086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 286086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Allocate the private structure area. 287086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 288cc7bb61e00a2e9e4e0d742b9917cb37406080922Bill Pemberton if (alloc_private(dev, sizeof(struct cb_pcidda_private)) < 0) 289086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -ENOMEM; 290086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 291086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 292086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Probe the device to determine what device in the series it is. 293086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 294086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("\n"); 295086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 296086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL); 297086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pcidev != NULL; 298086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pcidev)) { 299086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (pcidev->vendor == PCI_VENDOR_ID_CB) { 300086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (it->options[0] || it->options[1]) { 301086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (pcidev->bus->number != it->options[0] || 302086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez PCI_SLOT(pcidev->devfn) != 303086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez it->options[1]) { 304086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez continue; 305086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 306086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 307086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (index = 0; index < N_BOARDS; index++) { 308086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cb_pcidda_boards[index].device_id == 309086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pcidev->device) { 310086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez goto found; 311086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 312086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 313086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 314086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 315086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!pcidev) { 316086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("Not a ComputerBoards/MeasurementComputing card on requested position\n"); 317086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -EIO; 318086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 319086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez found: 320086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->pci_dev = pcidev; 321086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez dev->board_ptr = cb_pcidda_boards + index; 3222696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* "thisboard" macro can be used from here. */ 323086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("Found %s at requested position\n", thisboard->name); 324086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 325086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* 326086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Enable PCI device and request regions. 327086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 328086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (comedi_pci_enable(pcidev, thisboard->name)) { 329086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("cb_pcidda: failed to enable PCI device and request regions\n"); 330086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -EIO; 331086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 332086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 333086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 334086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Allocate the I/O ports. 335086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 336086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->digitalio = 337086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pci_resource_start(devpriv->pci_dev, DIGITALIO_BADRINDEX); 338086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->dac = pci_resource_start(devpriv->pci_dev, DAC_BADRINDEX); 339086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 340086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 341086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Warn about the status of the driver. 342086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 343086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (thisboard->status == 2) 344086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("WARNING: DRIVER FOR THIS BOARD NOT CHECKED WITH MANUAL. " "WORKS ASSUMING FULL COMPATIBILITY WITH PCI-DDA08/12. " "PLEASE REPORT USAGE TO <ivanmr@altavista.com>.\n"); 345086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 346086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 347086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Initialize dev->board_name. 348086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 349086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez dev->board_name = thisboard->name; 350086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 351086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 352086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Allocate the subdevice structures. 353086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 354086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (alloc_subdevices(dev, 3) < 0) 355086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return -ENOMEM; 356086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 357086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s = dev->subdevices + 0; 358086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* analog output subdevice */ 359086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->type = COMEDI_SUBD_AO; 360086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->subdev_flags = SDF_WRITABLE; 361086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->n_chan = thisboard->ao_chans; 362086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->maxdata = (1 << thisboard->ao_bits) - 1; 363086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->range_table = thisboard->ranges; 364086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s->insn_write = cb_pcidda_ao_winsn; 365086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 3662696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* s->subdev_flags |= SDF_CMD_READ; */ 3672696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* s->do_cmd = cb_pcidda_ai_cmd; */ 3682696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* s->do_cmdtest = cb_pcidda_ai_cmdtest; */ 3692696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton 3702696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* two 8255 digital io subdevices */ 371086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s = dev->subdevices + 1; 372086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_init(dev, s, NULL, devpriv->digitalio); 373086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez s = dev->subdevices + 2; 374086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_init(dev, s, NULL, devpriv->digitalio + PORT2A); 375086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 376086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk(" eeprom:"); 377086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (index = 0; index < EEPROM_SIZE; index++) { 378086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->eeprom_data[index] = cb_pcidda_read_eeprom(dev, index); 379086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk(" %i:0x%x ", index, devpriv->eeprom_data[index]); 380086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 381086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("\n"); 382086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 3832696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* set calibrations dacs */ 384086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (index = 0; index < thisboard->ao_chans; index++) 385086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_calibrate(dev, index, devpriv->ao_range[index]); 386086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 387086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1; 388086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 389086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 390086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 391086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * _detach is called to deconfigure a device. It should deallocate 392086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * resources. 393086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * This function is also called when _attach() fails, so it should be 394086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * careful not to release resources that were not necessarily 395086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * allocated by _attach(). dev->private and dev->subdevices are 396086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * deallocated automatically by the core. 397086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 398da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_detach(struct comedi_device *dev) 399086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 400086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 401086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Deallocate the I/O ports. 402086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 403086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (devpriv) { 404086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (devpriv->pci_dev) { 405086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (devpriv->dac) { 406086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez comedi_pci_disable(devpriv->pci_dev); 407086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 408086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez pci_dev_put(devpriv->pci_dev); 409086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 410086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 4112696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* cleanup 8255 */ 412086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (dev->subdevices) { 413086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_cleanup(dev, dev->subdevices + 1); 414086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez subdev_8255_cleanup(dev, dev->subdevices + 2); 415086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 416086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 417086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("comedi%d: cb_pcidda: remove\n", dev->minor); 418086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 419086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0; 420086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 421086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 422086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 423086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * I will program this later... ;-) 424086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 425086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#if 0 426da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_ai_cmd(struct comedi_device *dev, struct comedi_subdevice *s) 427086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 428086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("cb_pcidda_ai_cmd\n"); 429086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("subdev: %d\n", cmd->subdev); 430086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("flags: %d\n", cmd->flags); 431086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("start_src: %d\n", cmd->start_src); 432086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("start_arg: %d\n", cmd->start_arg); 433086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("scan_begin_src: %d\n", cmd->scan_begin_src); 434086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("convert_src: %d\n", cmd->convert_src); 435086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("convert_arg: %d\n", cmd->convert_arg); 436086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("scan_end_src: %d\n", cmd->scan_end_src); 437086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("scan_end_arg: %d\n", cmd->scan_end_arg); 438086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("stop_src: %d\n", cmd->stop_src); 439086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("stop_arg: %d\n", cmd->stop_arg); 440086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez printk("chanlist_len: %d\n", cmd->chanlist_len); 441086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 442086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#endif 443086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 444086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#if 0 445da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_ai_cmdtest(struct comedi_device *dev, struct comedi_subdevice *s, 446da91b2692e0939b307f9047192d2b9fe07793e7aBill Pemberton struct comedi_cmd *cmd) 447086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 448086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int err = 0; 449086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int tmp; 450086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 451086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* cmdtest tests a particular command to see if it is valid. 452086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * Using the cmdtest ioctl, a user can create a valid cmd 453086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * and then have it executes by the cmd ioctl. 454086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * 455086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * cmdtest returns 1,2,3,4 or 0, depending on which tests 456086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the command passes. */ 457086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 458086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 1: make sure trigger sources are trivially valid */ 459086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 460086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->start_src; 461086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->start_src &= TRIG_NOW; 462086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->start_src || tmp != cmd->start_src) 463086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 464086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 465086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->scan_begin_src; 466086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT; 467086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src) 468086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 469086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 470086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->convert_src; 471086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_src &= TRIG_TIMER | TRIG_EXT; 472086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->convert_src || tmp != cmd->convert_src) 473086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 474086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 475086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->scan_end_src; 476086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_end_src &= TRIG_COUNT; 477086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->scan_end_src || tmp != cmd->scan_end_src) 478086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 479086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 480086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->stop_src; 481086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->stop_src &= TRIG_COUNT | TRIG_NONE; 482086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (!cmd->stop_src || tmp != cmd->stop_src) 483086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 484086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 485086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 486086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1; 487086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 488086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 2: make sure trigger sources are unique and mutually compatible */ 489086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 490086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* note that mutual compatiblity is not an issue here */ 491086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src != TRIG_TIMER 492086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez && cmd->scan_begin_src != TRIG_EXT) 493086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 494086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_src != TRIG_TIMER && cmd->convert_src != TRIG_EXT) 495086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 496086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_src != TRIG_TIMER && cmd->stop_src != TRIG_EXT) 497086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 498086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 499086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 500086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 2; 501086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 502086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 3: make sure arguments are trivially compatible */ 503086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 504086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->start_arg != 0) { 505086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->start_arg = 0; 506086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 507086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 508086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define MAX_SPEED 10000 /* in nanoseconds */ 509086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#define MIN_SPEED 1000000000 /* in nanoseconds */ 510086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 511086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 512086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_arg < MAX_SPEED) { 513086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = MAX_SPEED; 514086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 515086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 516086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_arg > MIN_SPEED) { 517086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = MIN_SPEED; 518086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 519086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 520086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } else { 521086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* external trigger */ 522086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* should be level/edge, hi/lo specification here */ 523086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* should specify multiple external triggers */ 524086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_arg > 9) { 525086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = 9; 526086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 527086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 528086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 529086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_src == TRIG_TIMER) { 530086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_arg < MAX_SPEED) { 531086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg = MAX_SPEED; 532086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 533086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 534086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_arg > MIN_SPEED) { 535086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg = MIN_SPEED; 536086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 537086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 538086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } else { 539086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* external trigger */ 540086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* see above */ 541086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_arg > 9) { 542086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg = 9; 543086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 544086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 545086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 546086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 547086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_end_arg != cmd->chanlist_len) { 548086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_end_arg = cmd->chanlist_len; 549086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 550086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 551086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_src == TRIG_COUNT) { 552086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_arg > 0x00ffffff) { 553086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->stop_arg = 0x00ffffff; 554086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 555086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 556086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } else { 557086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* TRIG_NONE */ 558086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->stop_arg != 0) { 559086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->stop_arg = 0; 560086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 561086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 562086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 563086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 564086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 565086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 3; 566086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 567086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* step 4: fix up any arguments */ 568086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 569086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 570086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->scan_begin_arg; 571086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_ns_to_timer(&cmd->scan_begin_arg, 572086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->flags & TRIG_ROUND_MASK); 573086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (tmp != cmd->scan_begin_arg) 574086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 575086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 576086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->convert_src == TRIG_TIMER) { 577086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez tmp = cmd->convert_arg; 578086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_ns_to_timer(&cmd->convert_arg, 579086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->flags & TRIG_ROUND_MASK); 580086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (tmp != cmd->convert_arg) 581086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 582086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (cmd->scan_begin_src == TRIG_TIMER && 583086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg < 584086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg * cmd->scan_end_arg) { 585086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->scan_begin_arg = 586086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cmd->convert_arg * cmd->scan_end_arg; 587086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez err++; 588086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 589086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 590086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 591086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (err) 592086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 4; 593086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 594086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0; 595086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 596086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#endif 597086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 598086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* This function doesn't require a particular form, this is just 599086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * what happens to be used in some of the drivers. It should 600086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * convert ns nanoseconds to a counter value suitable for programming 601086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the device. Also, it should adjust ns so that it cooresponds to 602086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * the actual time that the device will use. */ 603086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#if 0 604086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic int cb_pcidda_ns_to_timer(unsigned int *ns, int round) 605086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 606086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* trivial timer */ 607086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return *ns; 608086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 609086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez#endif 610086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 611da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidda_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, 612da91b2692e0939b307f9047192d2b9fe07793e7aBill Pemberton struct comedi_insn *insn, unsigned int *data) 613086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 614086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int command; 615086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int channel, range; 616086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 617086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez channel = CR_CHAN(insn->chanspec); 618086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez range = CR_RANGE(insn->chanspec); 619086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6202696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* adjust calibration dacs if range has changed */ 621086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (range != devpriv->ao_range[channel]) 622086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_calibrate(dev, channel, range); 623086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 624086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* output channel configuration */ 625086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command = NOSU | ENABLEDAC; 626086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 627086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* output channel range */ 628086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez switch (range) { 629086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 0: 630086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= BIP | RANGE10V; 631086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 632086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 1: 633086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= BIP | RANGE5V; 634086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 635086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 2: 636086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= BIP | RANGE2V5; 637086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 638086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 3: 639086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= UNIP | RANGE10V; 640086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 641086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 4: 642086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= UNIP | RANGE5V; 643086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 644086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez case 5: 645086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= UNIP | RANGE2V5; 646086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez break; 647086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez }; 648086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 649086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* output channel specification */ 650086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez command |= channel << 2; 651086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw(command, devpriv->dac + DACONTROL); 652086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 653086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* write data */ 654086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw(data[0], devpriv->dac + DADATA + channel * 2); 655086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 656086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* return the number of samples read/written */ 657086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1; 658086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 659086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6602696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* lowlevel read from eeprom */ 661da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic unsigned int cb_pcidda_serial_in(struct comedi_device *dev) 662086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 663086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int value = 0; 664086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int i; 6652696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton const int value_width = 16; /* number of bits wide values are */ 666086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 667086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 1; i <= value_width; i++) { 6682696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* read bits most significant bit first */ 669086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (inw_p(devpriv->dac + DACALIBRATION1) & SERIAL_OUT_BIT) { 670086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez value |= 1 << (value_width - i); 671086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 672086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 673086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 674086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return value; 675086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 676086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6772696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* lowlevel write to eeprom/dac */ 678da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void cb_pcidda_serial_out(struct comedi_device *dev, unsigned int value, 679086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int num_bits) 680086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 681086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez int i; 682086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 683086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 1; i <= num_bits; i++) { 6842696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* send bits most significant bit first */ 685086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez if (value & (1 << (num_bits - i))) 686086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->dac_cal1_bits |= SERIAL_IN_BIT; 687086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez else 688086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->dac_cal1_bits &= ~SERIAL_IN_BIT; 689086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(devpriv->dac_cal1_bits, devpriv->dac + DACALIBRATION1); 690086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 691086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 692086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 6932696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* reads a 16 bit value from board's eeprom */ 694da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic unsigned int cb_pcidda_read_eeprom(struct comedi_device *dev, 695086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int address) 696086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 697086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int i; 698086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int cal2_bits; 699086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int value; 7002696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton const int max_num_caldacs = 4; /* one caldac for every two dac channels */ 7012696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton const int read_instruction = 0x6; /* bits to send to tell eeprom we want to read */ 702086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int instruction_length = 3; 703086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez const int address_length = 8; 704086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7052696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* send serial output stream to eeprom */ 706086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits = SELECT_EEPROM_BIT | DESELECT_REF_DAC_BIT | DUMMY_BIT; 7072696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* deactivate caldacs (one caldac for every two channels) */ 708086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 0; i < max_num_caldacs; i++) { 709086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits |= DESELECT_CALDAC_BIT(i); 710086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 711086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 712086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7132696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* tell eeprom we want to read */ 714086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, read_instruction, instruction_length); 7152696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* send address we want to read from */ 716086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, address, address_length); 717086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 718086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez value = cb_pcidda_serial_in(dev); 719086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7202696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* deactivate eeprom */ 721086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits &= ~SELECT_EEPROM_BIT; 722086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 723086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 724086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return value; 725086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 726086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7272696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* writes to 8 bit calibration dacs */ 728da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void cb_pcidda_write_caldac(struct comedi_device *dev, unsigned int caldac, 729086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int channel, unsigned int value) 730086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 731086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int cal2_bits; 732086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int i; 7332696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton const int num_channel_bits = 3; /* caldacs use 3 bit channel specification */ 7342696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton const int num_caldac_bits = 8; /* 8 bit calibration dacs */ 7352696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton const int max_num_caldacs = 4; /* one caldac for every two dac channels */ 736086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 737086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez /* write 3 bit channel */ 738086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, channel, num_channel_bits); 7392696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* write 8 bit caldac value */ 740086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_serial_out(dev, value, num_caldac_bits); 741086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7422696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* 7432696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton* latch stream into appropriate caldac deselect reference dac 7442696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton*/ 745086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits = DESELECT_REF_DAC_BIT | DUMMY_BIT; 7462696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* deactivate caldacs (one caldac for every two channels) */ 747086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez for (i = 0; i < max_num_caldacs; i++) { 748086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits |= DESELECT_CALDAC_BIT(i); 749086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez } 7502696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* activate the caldac we want */ 751086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits &= ~DESELECT_CALDAC_BIT(caldac); 752086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 7532696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* deactivate caldac */ 754086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cal2_bits |= DESELECT_CALDAC_BIT(caldac); 755086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez outw_p(cal2_bits, devpriv->dac + DACALIBRATION2); 756086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 757086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7582696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns caldac that calibrates given analog out channel */ 759086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int caldac_number(unsigned int channel) 760086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 761086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return channel / 2; 762086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 763086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7642696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns caldac channel that provides fine gain for given ao channel */ 765086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int fine_gain_channel(unsigned int ao_channel) 766086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 767086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 4 * (ao_channel % 2); 768086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 769086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7702696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns caldac channel that provides coarse gain for given ao channel */ 771086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int coarse_gain_channel(unsigned int ao_channel) 772086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 773086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 1 + 4 * (ao_channel % 2); 774086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 775086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7762696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns caldac channel that provides coarse offset for given ao channel */ 777086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int coarse_offset_channel(unsigned int ao_channel) 778086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 779086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 2 + 4 * (ao_channel % 2); 780086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 781086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7822696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns caldac channel that provides fine offset for given ao channel */ 783086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int fine_offset_channel(unsigned int ao_channel) 784086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 785086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 3 + 4 * (ao_channel % 2); 786086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 787086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7882696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns eeprom address that provides offset for given ao channel and range */ 789086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int offset_eeprom_address(unsigned int ao_channel, 790086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range) 791086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 792086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0x7 + 2 * range + 12 * ao_channel; 793086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 794086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 7952696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns eeprom address that provides gain calibration for given ao channel and range */ 796086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int gain_eeprom_address(unsigned int ao_channel, 797086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range) 798086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 799086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return 0x8 + 2 * range + 12 * ao_channel; 800086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 801086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 8022696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns upper byte of eeprom entry, which gives the coarse adjustment values */ 803086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int eeprom_coarse_byte(unsigned int word) 804086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 805086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return (word >> 8) & 0xff; 806086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 807086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 8082696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* returns lower byte of eeprom entry, which gives the fine adjustment values */ 809086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinezstatic unsigned int eeprom_fine_byte(unsigned int word) 810086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 811086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez return word & 0xff; 812086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 813086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 8142696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton/* set caldacs to eeprom values for given channel and range */ 815da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void cb_pcidda_calibrate(struct comedi_device *dev, unsigned int channel, 816086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int range) 817086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez{ 818086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez unsigned int coarse_offset, fine_offset, coarse_gain, fine_gain; 819086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 8202696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* remember range so we can tell when we need to readjust calibration */ 821086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez devpriv->ao_range[channel] = range; 822086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 8232696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* get values from eeprom data */ 824086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_offset = 825086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_coarse_byte(devpriv-> 826086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[offset_eeprom_address(channel, range)]); 827086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_offset = 828086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_fine_byte(devpriv-> 829086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[offset_eeprom_address(channel, range)]); 830086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_gain = 831086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_coarse_byte(devpriv-> 832086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[gain_eeprom_address(channel, range)]); 833086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_gain = 834086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_fine_byte(devpriv-> 835086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez eeprom_data[gain_eeprom_address(channel, range)]); 836086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 8372696fb57e6af653dd8b4df41b16754579f42fc78Bill Pemberton /* set caldacs */ 838086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 839086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_offset_channel(channel), coarse_offset); 840086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 841086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_offset_channel(channel), fine_offset); 842086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 843086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez coarse_gain_channel(channel), coarse_gain); 844086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez cb_pcidda_write_caldac(dev, caldac_number(channel), 845086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez fine_gain_channel(channel), fine_gain); 846086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez} 847086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez 848086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez/* 849086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * A convenient macro that defines init_module() and cleanup_module(), 850086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez * as necessary. 851086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan Martinez */ 852086df5b5fea9c6bd1374acb6dea2c558247d4637Ivan MartinezCOMEDI_PCI_INITCLEANUP(driver_cb_pcidda, cb_pcidda_pci_table); 853