cb_pcidas.c revision 0a85b6f0ab0d2edb0d41b32697111ce0e4f43496
159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi/drivers/cb_pcidas.c 359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez Developed by Ivan Martinez and Frank Mori Hess, with valuable help from 559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez David Schleef and the rest of the Comedi developers comunity. 659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez Copyright (C) 2001-2003 Ivan Martinez <imr@oersted.dtu.dk> 859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez Copyright (C) 2001,2002 Frank Mori Hess <fmhess@users.sourceforge.net> 959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez COMEDI - Linux Control and Measurement Device Interface 1159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez Copyright (C) 1997-8 David A. Schleef <ds@schleef.org> 1259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez This program is free software; you can redistribute it and/or modify 1459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez it under the terms of the GNU General Public License as published by 1559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez the Free Software Foundation; either version 2 of the License, or 1659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez (at your option) any later version. 1759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez This program is distributed in the hope that it will be useful, 1959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez but WITHOUT ANY WARRANTY; without even the implied warranty of 2059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 2159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez GNU General Public License for more details. 2259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 2359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez You should have received a copy of the GNU General Public License 2459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez along with this program; if not, write to the Free Software 2559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 2659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 2759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez************************************************************************ 2859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez*/ 2959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 3059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezDriver: cb_pcidas 3159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezDescription: MeasurementComputing PCI-DAS series with the AMCC S5933 PCI controller 3259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezAuthor: Ivan Martinez <imr@oersted.dtu.dk>, 3359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez Frank Mori Hess <fmhess@users.sourceforge.net> 3459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezUpdated: 2003-3-11 3559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezDevices: [Measurement Computing] PCI-DAS1602/16 (cb_pcidas), 3659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez PCI-DAS1602/16jr, PCI-DAS1602/12, PCI-DAS1200, PCI-DAS1200jr, 3759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez PCI-DAS1000, PCI-DAS1001, PCI_DAS1002 3859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 3959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezStatus: 4059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez There are many reports of the driver being used with most of the 4159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez supported cards. Despite no detailed log is maintained, it can 4259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez be said that the driver is quite tested and stable. 4359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 4459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez The boards may be autocalibrated using the comedi_calibrate 4559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez utility. 4659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 4759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezConfiguration options: 4859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez [0] - PCI bus of device (optional) 4959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez [1] - PCI slot of device (optional) 5059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez If bus/slot is not specified, the first supported 5159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez PCI device found will be used. 5259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 5359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezFor commands, the scanned channels must be consecutive 5459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez(i.e. 4-5-6-7, 2-3-4,...), and must all have the same 5559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezrange and aref. 5659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez*/ 5759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 5859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 5959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezTODO: 6059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 6159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezanalog triggering on 1602 series 6259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez*/ 6359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 6459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include "../comedidev.h" 6559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include <linux/delay.h> 6670265d24e3404fe798b6edd55a02016b1edb49d7Jiri Slaby#include <linux/interrupt.h> 6759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 6859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include "8253.h" 6959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include "8255.h" 7059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include "amcc_s5933.h" 7159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include "comedi_pci.h" 7259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#include "comedi_fc.h" 7359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 74cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#undef CB_PCIDAS_DEBUG /* disable debugging code */ 75cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* #define CB_PCIDAS_DEBUG enable debugging code */ 7659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 77cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* PCI vendor number of ComputerBoards/MeasurementComputing */ 7859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define PCI_VENDOR_ID_CB 0x1307 79cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define TIMER_BASE 100 /* 10MHz master clock */ 80cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define AI_BUFFER_SIZE 1024 /* maximum fifo size of any supported board */ 81cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define AO_BUFFER_SIZE 1024 /* maximum fifo size of any supported board */ 8259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define NUM_CHANNELS_8800 8 8359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define NUM_CHANNELS_7376 1 8459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define NUM_CHANNELS_8402 2 8559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define NUM_CHANNELS_DAC08 1 8659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 8759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* PCI-DAS base addresses */ 8859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 89cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* indices of base address regions */ 9059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define S5933_BADRINDEX 0 9159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define CONT_STAT_BADRINDEX 1 9259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define ADC_FIFO_BADRINDEX 2 9359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define PACER_BADRINDEX 3 9459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define AO_BADRINDEX 4 95cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* sizes of io regions */ 9659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define CONT_STAT_SIZE 10 9759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define ADC_FIFO_SIZE 4 9859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define PACER_SIZE 12 9959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define AO_SIZE 4 10059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 10159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* Control/Status registers */ 102cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INT_ADCFIFO 0 /* INTERRUPT / ADC FIFO register */ 103cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INT_EOS 0x1 /* interrupt end of scan */ 104cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INT_FHF 0x2 /* interrupt fifo half full */ 105cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INT_FNE 0x3 /* interrupt fifo not empty */ 106cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INT_MASK 0x3 /* mask of interrupt select bits */ 107cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INTE 0x4 /* interrupt enable */ 108cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DAHFIE 0x8 /* dac half full interrupt enable */ 109cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define EOAIE 0x10 /* end of aquisition interrupt enable */ 110cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DAHFI 0x20 /* dac half full read status / write interrupt clear */ 111cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define EOAI 0x40 /* read end of acq. interrupt status / write clear */ 112cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define INT 0x80 /* read interrupt status / write clear */ 113cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define EOBI 0x200 /* read end of burst interrupt status */ 114cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ADHFI 0x400 /* read half-full interrupt status */ 115cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ADNEI 0x800 /* read fifo not empty interrupt latch status */ 116cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ADNE 0x1000 /* read, fifo not empty (realtime, not latched) status */ 117cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DAEMIE 0x1000 /* write, dac empty interrupt enable */ 118cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define LADFUL 0x2000 /* read fifo overflow / write clear */ 119cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DAEMI 0x4000 /* dac fifo empty interrupt status / write clear */ 120cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton 121cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ADCMUX_CONT 2 /* ADC CHANNEL MUX AND CONTROL register */ 12259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define BEGIN_SCAN(x) ((x) & 0xf) 12359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define END_SCAN(x) (((x) & 0xf) << 4) 12459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define GAIN_BITS(x) (((x) & 0x3) << 8) 125cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define UNIP 0x800 /* Analog front-end unipolar for range */ 126cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define SE 0x400 /* Inputs in single-ended mode */ 127cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define PACER_MASK 0x3000 /* pacer source bits */ 128cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define PACER_INT 0x1000 /* internal pacer */ 129cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define PACER_EXT_FALL 0x2000 /* external falling edge */ 130cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define PACER_EXT_RISE 0x3000 /* external rising edge */ 131cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define EOC 0x4000 /* adc not busy */ 132cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton 133cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define TRIG_CONTSTAT 4 /* TRIGGER CONTROL/STATUS register */ 134cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define SW_TRIGGER 0x1 /* software start trigger */ 135cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define EXT_TRIGGER 0x2 /* external start trigger */ 136cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ANALOG_TRIGGER 0x3 /* external analog trigger */ 137cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define TRIGGER_MASK 0x3 /* mask of bits that determine start trigger */ 138cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define TGEN 0x10 /* enable external start trigger */ 139cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define BURSTE 0x20 /* burst mode enable */ 140cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define XTRCL 0x80 /* clear external trigger */ 141cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton 142cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define CALIBRATION_REG 6 /* CALIBRATION register */ 143cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define SELECT_8800_BIT 0x100 /* select 8800 caldac */ 144cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define SELECT_TRIMPOT_BIT 0x200 /* select ad7376 trim pot */ 145cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define SELECT_DAC08_BIT 0x400 /* select dac08 caldac */ 14659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define CAL_SRC_BITS(x) (((x) & 0x7) << 11) 147cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define CAL_EN_BIT 0x4000 /* read calibration source instead of analog input channel 0 */ 148cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define SERIAL_DATA_IN_BIT 0x8000 /* serial data stream going to 8800 and 7376 */ 14959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 150cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DAC_CSR 0x8 /* dac control and status register */ 15159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezenum dac_csr_bits { 152cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DACEN = 0x2, /* dac enable */ 153cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_MODE_UPDATE_BOTH = 0x80, /* update both dacs when dac0 is written */ 15459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 15559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezstatic inline unsigned int DAC_RANGE(unsigned int channel, unsigned int range) 15659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 15759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return (range & 0x3) << (8 + 2 * (channel & 0x1)); 15859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 1590a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral 16059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezstatic inline unsigned int DAC_RANGE_MASK(unsigned int channel) 16159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 16259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0x3 << (8 + 2 * (channel & 0x1)); 16359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 16459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 165cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* bits for 1602 series only */ 16659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezenum dac_csr_bits_1602 { 167cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_EMPTY = 0x1, /* dac fifo empty, read, write clear */ 168cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_START = 0x4, /* start/arm dac fifo operations */ 169cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_PACER_MASK = 0x18, /* bits that set dac pacer source */ 170cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_PACER_INT = 0x8, /* dac internal pacing */ 171cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_PACER_EXT_FALL = 0x10, /* dac external pacing, falling edge */ 172cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton DAC_PACER_EXT_RISE = 0x18, /* dac external pacing, rising edge */ 17359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 17459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezstatic inline unsigned int DAC_CHAN_EN(unsigned int channel) 17559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 176cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton return 1 << (5 + (channel & 0x1)); /* enable channel 0 or 1 */ 17759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 17859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 17959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* analog input fifo */ 180cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ADCDATA 0 /* ADC DATA register */ 181cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define ADCFIFOCLR 2 /* ADC FIFO CLEAR */ 18259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 183cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* pacer, counter, dio registers */ 18459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define ADC8254 0 18559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define DIO_8255 4 18659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define DAC8254 8 18759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 188cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* analog output registers for 100x, 1200 series */ 18959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezstatic inline unsigned int DAC_DATA_REG(unsigned int channel) 19059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 19159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 2 * (channel & 0x1); 19259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 19359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 19459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* analog output registers for 1602 series*/ 195cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DACDATA 0 /* DAC DATA register */ 196cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton#define DACFIFOCLR 2 /* DAC FIFO CLEAR */ 19759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 198cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* bit in hexadecimal representation of range index that indicates unipolar input range */ 19959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#define IS_UNIPOLAR 0x4 200cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* analog input ranges for most boards */ 2019ced1de69125b60f40127eddaa3be2a92bb0a1dfBill Pembertonstatic const struct comedi_lrange cb_pcidas_ranges = { 20259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 8, 20359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 2040a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(10), 2050a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(5), 2060a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(2.5), 2070a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(1.25), 2080a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(10), 2090a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(5), 2100a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(2.5), 2110a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(1.25) 2120a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral } 21359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 21459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 215cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* pci-das1001 input ranges */ 2169ced1de69125b60f40127eddaa3be2a92bb0a1dfBill Pembertonstatic const struct comedi_lrange cb_pcidas_alt_ranges = { 21759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 8, 21859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 2190a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(10), 2200a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(1), 2210a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(0.1), 2220a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(0.01), 2230a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(10), 2240a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(1), 2250a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(0.1), 2260a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(0.01) 2270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral } 22859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 22959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 230cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* analog output ranges */ 2319ced1de69125b60f40127eddaa3be2a92bb0a1dfBill Pembertonstatic const struct comedi_lrange cb_pcidas_ao_ranges = { 23259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 4, 23359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 2340a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(5), 2350a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral BIP_RANGE(10), 2360a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(5), 2370a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral UNI_RANGE(10), 2380a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral } 23959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 24059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 24159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezenum trimpot_model { 24259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez AD7376, 24359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez AD8402, 24459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 24559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 2465c2670cba2a5fd1a27f938ae11b3a24518d999dbBill Pembertonstruct cb_pcidas_board { 24759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez const char *name; 24859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned short device_id; 249cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ai_se_chans; /* Inputs in single-ended mode */ 250cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ai_diff_chans; /* Inputs in differential mode */ 251cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ai_bits; /* analog input resolution */ 252cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ai_speed; /* fastest conversion period in ns */ 253cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ao_nchan; /* number of analog out channels */ 254cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int has_ao_fifo; /* analog output has fifo */ 255cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ao_scan_speed; /* analog output speed for 1602 series (for a scan, not conversion) */ 256cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int fifo_size; /* number of samples fifo can hold */ 2579ced1de69125b60f40127eddaa3be2a92bb0a1dfBill Pemberton const struct comedi_lrange *ranges; 25859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez enum trimpot_model trimpot; 25959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned has_dac08:1; 2605c2670cba2a5fd1a27f938ae11b3a24518d999dbBill Pemberton}; 26159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 2625c2670cba2a5fd1a27f938ae11b3a24518d999dbBill Pembertonstatic const struct cb_pcidas_board cb_pcidas_boards[] = { 26359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 2640a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1602/16", 2650a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x1, 2660a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 2670a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 2680a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 16, 2690a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 5000, 2700a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 2, 2710a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 1, 2720a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_scan_speed = 10000, 2730a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 512, 2740a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 2750a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD8402, 2760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 1, 2770a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 27859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 2790a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1200", 2800a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0xF, 2810a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 2820a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 2830a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 12, 2840a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 3200, 2850a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 2, 2860a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 0, 2870a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 1024, 2880a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 2890a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD7376, 2900a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 0, 2910a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 29259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 2930a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1602/12", 2940a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x10, 2950a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 2960a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 2970a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 12, 2980a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 3200, 2990a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 2, 3000a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 1, 3010a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_scan_speed = 4000, 3020a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 1024, 3030a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 3040a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD7376, 3050a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 0, 3060a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 30759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 3080a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1200/jr", 3090a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x19, 3100a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 3110a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 3120a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 12, 3130a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 3200, 3140a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 0, 3150a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 0, 3160a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 1024, 3170a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 3180a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD7376, 3190a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 0, 3200a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 32159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 3220a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1602/16/jr", 3230a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x1C, 3240a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 3250a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 3260a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 16, 3270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 5000, 3280a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 0, 3290a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 0, 3300a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 512, 3310a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 3320a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD8402, 3330a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 1, 3340a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 33559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 3360a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1000", 3370a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x4C, 3380a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 3390a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 3400a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 12, 3410a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 4000, 3420a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 0, 3430a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 0, 3440a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 1024, 3450a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 3460a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD7376, 3470a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 0, 3480a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 34959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 3500a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1001", 3510a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x1a, 3520a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 3530a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 3540a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 12, 3550a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 6800, 3560a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 2, 3570a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 0, 3580a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 1024, 3590a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_alt_ranges, 3600a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD7376, 3610a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 0, 3620a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 36359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez { 3640a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .name = "pci-das1002", 3650a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .device_id = 0x1b, 3660a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_se_chans = 16, 3670a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_diff_chans = 8, 3680a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_bits = 12, 3690a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ai_speed = 6800, 3700a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ao_nchan = 2, 3710a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_ao_fifo = 0, 3720a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .fifo_size = 1024, 3730a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .ranges = &cb_pcidas_ranges, 3740a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .trimpot = AD7376, 3750a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral .has_dac08 = 0, 3760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral }, 37759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 37859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 37959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezstatic DEFINE_PCI_DEVICE_TABLE(cb_pcidas_pci_table) = { 3800a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral { 3810a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x0001, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3820a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x000f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3830a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x0010, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3840a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x0019, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3850a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x001c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3860a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x004c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3870a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x001a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3880a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_VENDOR_ID_CB, 0x001b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { 3890a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral 0} 39059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 39159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 39259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezMODULE_DEVICE_TABLE(pci, cb_pcidas_pci_table); 39359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 39459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 39559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Useful for shorthand access to the particular board structure 39659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 3975c2670cba2a5fd1a27f938ae11b3a24518d999dbBill Pemberton#define thisboard ((const struct cb_pcidas_board *)dev->board_ptr) 39859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 39959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* this structure is for data unique to this hardware driver. If 40059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez several hardware drivers keep similar information in this structure, 40171b5f4f11971dea972832ad63a994c7e5b45db6bBill Pemberton feel free to suggest moving the variable to the struct comedi_device struct. */ 402c77e25898523395b56e1d120195e1ad2e3efa14dBill Pembertonstruct cb_pcidas_private { 40359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* would be useful for a PCI device */ 40459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez struct pci_dev *pci_dev; 405cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* base addresses */ 40659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long s5933_config; 40759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long control_status; 40859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long adc_fifo; 40959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long pacer_counter_dio; 41059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long ao_registers; 411cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* divisors of master clock for analog input pacing */ 41259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int divisor1; 41359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int divisor2; 414cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton volatile unsigned int count; /* number of analog input samples remaining */ 415cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton volatile unsigned int adc_fifo_bits; /* bits to write to interupt/adcfifo register */ 416cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton volatile unsigned int s5933_intcsr_bits; /* bits to write to amcc s5933 interrupt control/status register */ 417cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton volatile unsigned int ao_control_bits; /* bits to write to ao control and status register */ 418790c55415aa31f4c732729f94d2c3a54f7d3bfc2Bill Pemberton short ai_buffer[AI_BUFFER_SIZE]; 419790c55415aa31f4c732729f94d2c3a54f7d3bfc2Bill Pemberton short ao_buffer[AO_BUFFER_SIZE]; 420cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* divisors of master clock for analog output pacing */ 42159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int ao_divisor1; 42259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int ao_divisor2; 423cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton volatile unsigned int ao_count; /* number of analog output samples remaining */ 424cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton int ao_value[2]; /* remember what the analog outputs are set to, to allow readback */ 425cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton unsigned int caldac_value[NUM_CHANNELS_8800]; /* for readback of caldac */ 426cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton unsigned int trimpot_value[NUM_CHANNELS_8402]; /* for readback of trimpot */ 42759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int dac08_value; 42859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int calibration_source; 429c77e25898523395b56e1d120195e1ad2e3efa14dBill Pemberton}; 43059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 43159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 43259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * most drivers define the following macro to make it easy to 43359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * access the private structure. 43459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 435c77e25898523395b56e1d120195e1ad2e3efa14dBill Pemberton#define devpriv ((struct cb_pcidas_private *)dev->private) 43659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 43759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 438139dfbdfacb02e3ef3df936d2fabd1ad5f14ea88Bill Pemberton * The struct comedi_driver structure tells the Comedi core module 43959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * which functions to call to configure/deconfigure (attach/detach) 44059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * the board, and also about the kernel module that contains 44159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * the device code. 44259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 4430a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_attach(struct comedi_device *dev, 4440a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_devconfig *it); 445da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidas_detach(struct comedi_device *dev); 446139dfbdfacb02e3ef3df936d2fabd1ad5f14ea88Bill Pembertonstatic struct comedi_driver driver_cb_pcidas = { 44768c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .driver_name = "cb_pcidas", 44868c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .module = THIS_MODULE, 44968c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .attach = cb_pcidas_attach, 45068c3dbff9fc9f25872408d0e95980d41733d48d0Bill Pemberton .detach = cb_pcidas_detach, 45159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez}; 45259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 4530a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ai_rinsn(struct comedi_device *dev, 4540a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4550a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 456814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic int ai_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, 4570a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 4580a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_nofifo_winsn(struct comedi_device *dev, 4590a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4600a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, 4610a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data); 4620a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_fifo_winsn(struct comedi_device *dev, 4630a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4640a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, 4650a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data); 4660a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_readback_insn(struct comedi_device *dev, 4670a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4680a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, 4690a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data); 4700a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ai_cmd(struct comedi_device *dev, 4710a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s); 4720a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ai_cmdtest(struct comedi_device *dev, 4730a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4740a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_cmd *cmd); 4750a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_cmd(struct comedi_device *dev, 4760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s); 477d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pembertonstatic int cb_pcidas_ao_inttrig(struct comedi_device *dev, 478d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_subdevice *subdev, 479d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton unsigned int trig_num); 4800a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_cmdtest(struct comedi_device *dev, 4810a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4820a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_cmd *cmd); 48370265d24e3404fe798b6edd55a02016b1edb49d7Jiri Slabystatic irqreturn_t cb_pcidas_interrupt(int irq, void *d); 484814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic void handle_ao_interrupt(struct comedi_device *dev, unsigned int status); 4850a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_cancel(struct comedi_device *dev, 4860a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s); 4870a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_cancel(struct comedi_device *dev, 4880a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s); 489814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic void cb_pcidas_load_counters(struct comedi_device *dev, unsigned int *ns, 4900a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral int round_flags); 4910a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int eeprom_read_insn(struct comedi_device *dev, 4920a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4930a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 4940a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int caldac_read_insn(struct comedi_device *dev, 4950a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4960a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 4970a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int caldac_write_insn(struct comedi_device *dev, 4980a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 4990a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 5000a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int trimpot_read_insn(struct comedi_device *dev, 5010a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 5020a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 5030a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_trimpot_write(struct comedi_device *dev, 5040a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int channel, unsigned int value); 5050a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int trimpot_write_insn(struct comedi_device *dev, 5060a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 5070a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 5080a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int dac08_read_insn(struct comedi_device *dev, 5090a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, struct comedi_insn *insn, 5100a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data); 511814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic int dac08_write(struct comedi_device *dev, unsigned int value); 5120a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int dac08_write_insn(struct comedi_device *dev, 5130a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 5140a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data); 515814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic int caldac_8800_write(struct comedi_device *dev, unsigned int address, 5160a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral uint8_t value); 517814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic int trimpot_7376_write(struct comedi_device *dev, uint8_t value); 518814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic int trimpot_8402_write(struct comedi_device *dev, unsigned int channel, 5190a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral uint8_t value); 520814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic int nvram_read(struct comedi_device *dev, unsigned int address, 5210a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral uint8_t * data); 52259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 523814900c904140cfe7f3e48cabec06b3eec57e0eaBill Pembertonstatic inline unsigned int cal_enable_bits(struct comedi_device *dev) 52459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 52559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return CAL_EN_BIT | CAL_SRC_BITS(devpriv->calibration_source); 52659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 52759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 52859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 52959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Attach is called by the Comedi core to configure the driver 53059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * for a particular board. 53159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 5320a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_attach(struct comedi_device *dev, 5330a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_devconfig *it) 53459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 53534c43922e62708d45e9660eee4b4f1fb7b4bf2c7Bill Pemberton struct comedi_subdevice *s; 53659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez struct pci_dev *pcidev; 53759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int index; 53859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int i; 53959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 54059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk("comedi%d: cb_pcidas: ", dev->minor); 54159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 54259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 54359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Allocate the private structure area. 54459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 545c77e25898523395b56e1d120195e1ad2e3efa14dBill Pemberton if (alloc_private(dev, sizeof(struct cb_pcidas_private)) < 0) 54659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -ENOMEM; 54759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 54859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 54959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Probe the device to determine what device in the series it is. 55059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 55159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk("\n"); 55259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 55359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, NULL); 5540a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pcidev != NULL; 5550a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pcidev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pcidev)) { 556cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* is it not a computer boards card? */ 55759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (pcidev->vendor != PCI_VENDOR_ID_CB) 55859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez continue; 559cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* loop through cards supported by this driver */ 5608629efa4cbf6f89a54a85af4b8bc31762af01800Bill Pemberton for (index = 0; index < ARRAY_SIZE(cb_pcidas_boards); index++) { 56159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cb_pcidas_boards[index].device_id != pcidev->device) 56259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez continue; 563cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* was a particular bus/slot requested? */ 56459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (it->options[0] || it->options[1]) { 565cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* are we on the wrong bus/slot? */ 56659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (pcidev->bus->number != it->options[0] || 5670a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral PCI_SLOT(pcidev->devfn) != it->options[1]) { 56859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez continue; 56959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 57059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 57159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->pci_dev = pcidev; 57259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez dev->board_ptr = cb_pcidas_boards + index; 57359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez goto found; 57459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 57559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 57659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 57759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk("No supported ComputerBoards/MeasurementComputing card found on " 5780a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral "requested position\n"); 57959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EIO; 58059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 5810a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralfound: 58259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 58359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk("Found %s on bus %i, slot %i\n", cb_pcidas_boards[index].name, 5840a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pcidev->bus->number, PCI_SLOT(pcidev->devfn)); 58559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 58659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* 58759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Enable PCI device and reserve I/O ports. 58859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 58959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (comedi_pci_enable(pcidev, "cb_pcidas")) { 59059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk(" Failed to enable PCI device and request regions\n"); 59159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EIO; 59259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 59359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* 59459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Initialize devpriv->control_status and devpriv->adc_fifo to point to 59559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * their base address. 59659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 59759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->s5933_config = 5980a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pci_resource_start(devpriv->pci_dev, S5933_BADRINDEX); 59959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->control_status = 6000a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pci_resource_start(devpriv->pci_dev, CONT_STAT_BADRINDEX); 60159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->adc_fifo = 6020a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pci_resource_start(devpriv->pci_dev, ADC_FIFO_BADRINDEX); 60359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->pacer_counter_dio = 6040a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pci_resource_start(devpriv->pci_dev, PACER_BADRINDEX); 60559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (thisboard->ao_nchan) { 60659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_registers = 6070a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral pci_resource_start(devpriv->pci_dev, AO_BADRINDEX); 60859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 609cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable and clear interrupts on amcc s5933 */ 61059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outl(INTCSR_INBOX_INTR_STATUS, 6110a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->s5933_config + AMCC_OP_REG_INTCSR); 61259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 613cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* get irq */ 6145f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman if (request_irq(devpriv->pci_dev->irq, cb_pcidas_interrupt, 61559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez IRQF_SHARED, "cb_pcidas", dev)) { 61659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk(" unable to allocate irq %d\n", devpriv->pci_dev->irq); 61759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EINVAL; 61859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 61959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez dev->irq = devpriv->pci_dev->irq; 62059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 621cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* Initialize dev->board_name */ 62259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez dev->board_name = thisboard->name; 62359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 62459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 62559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Allocate the subdevice structures. 62659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 62759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (alloc_subdevices(dev, 7) < 0) 62859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -ENOMEM; 62959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 63059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 0; 63159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* analog input subdevice */ 63259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez dev->read_subdev = s; 63359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_AI; 63459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags = SDF_READABLE | SDF_GROUND | SDF_DIFF | SDF_CMD_READ; 63559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* WARNING: Number of inputs in differential mode is ignored */ 63659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = thisboard->ai_se_chans; 63759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->len_chanlist = thisboard->ai_se_chans; 63859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = (1 << thisboard->ai_bits) - 1; 63959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->range_table = thisboard->ranges; 64059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_read = cb_pcidas_ai_rinsn; 64159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_config = ai_config_insn; 64259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->do_cmd = cb_pcidas_ai_cmd; 64359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->do_cmdtest = cb_pcidas_ai_cmdtest; 64459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->cancel = cb_pcidas_cancel; 64559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 64659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* analog output subdevice */ 64759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 1; 64859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (thisboard->ao_nchan) { 64959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_AO; 65059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_GROUND; 65159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = thisboard->ao_nchan; 652cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* analog out resolution is the same as analog input resolution, so use ai_bits */ 65359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = (1 << thisboard->ai_bits) - 1; 65459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->range_table = &cb_pcidas_ao_ranges; 65559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_read = cb_pcidas_ao_readback_insn; 65659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (thisboard->has_ao_fifo) { 65759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez dev->write_subdev = s; 65859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags |= SDF_CMD_WRITE; 65959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_write = cb_pcidas_ao_fifo_winsn; 66059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->do_cmdtest = cb_pcidas_ao_cmdtest; 66159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->do_cmd = cb_pcidas_ao_cmd; 66259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->cancel = cb_pcidas_ao_cancel; 66359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else { 66459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_write = cb_pcidas_ao_nofifo_winsn; 66559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 66659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else { 66759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_UNUSED; 66859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 66959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 67059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* 8255 */ 67159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 2; 67259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez subdev_8255_init(dev, s, NULL, devpriv->pacer_counter_dio + DIO_8255); 67359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 674cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* serial EEPROM, */ 67559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 3; 67659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_MEMORY; 67759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags = SDF_READABLE | SDF_INTERNAL; 67859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = 256; 67959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = 0xff; 68059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_read = eeprom_read_insn; 68159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 682cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* 8800 caldac */ 68359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 4; 68459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_CALIB; 68559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL; 68659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = NUM_CHANNELS_8800; 68759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = 0xff; 68859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_read = caldac_read_insn; 68959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_write = caldac_write_insn; 69059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 0; i < s->n_chan; i++) 69159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez caldac_8800_write(dev, i, s->maxdata / 2); 69259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 693cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* trim potentiometer */ 69459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 5; 69559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_CALIB; 69659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL; 69759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (thisboard->trimpot == AD7376) { 69859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = NUM_CHANNELS_7376; 69959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = 0x7f; 70059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else { 70159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = NUM_CHANNELS_8402; 70259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = 0xff; 70359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 70459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_read = trimpot_read_insn; 70559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_write = trimpot_write_insn; 70659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 0; i < s->n_chan; i++) 70759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_trimpot_write(dev, i, s->maxdata / 2); 70859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 709cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* dac08 caldac */ 71059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s = dev->subdevices + 6; 71159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (thisboard->has_dac08) { 71259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_CALIB; 71359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL; 71459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->n_chan = NUM_CHANNELS_DAC08; 71559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_read = dac08_read_insn; 71659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->insn_write = dac08_write_insn; 71759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->maxdata = 0xff; 71859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez dac08_write(dev, s->maxdata / 2); 71959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else 72059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s->type = COMEDI_SUBD_UNUSED; 72159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 722cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* make sure mailbox 4 is empty */ 72359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez inl(devpriv->s5933_config + AMCC_OP_REG_IMB4); 72459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* Set bits to enable incoming mailbox interrupts on amcc s5933. */ 72559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->s5933_intcsr_bits = 7260a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral INTCSR_INBOX_BYTE(3) | INTCSR_INBOX_SELECT(3) | 7270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral INTCSR_INBOX_FULL_INT; 728cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear and enable interrupt on amcc s5933 */ 72959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outl(devpriv->s5933_intcsr_bits | INTCSR_INBOX_INTR_STATUS, 7300a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->s5933_config + AMCC_OP_REG_INTCSR); 73159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 73259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 73359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 73459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 73559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 73659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * cb_pcidas_detach is called to deconfigure a device. It should deallocate 73759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * resources. 73859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * This function is also called when _attach() fails, so it should be 73959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * careful not to release resources that were not necessarily 74059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * allocated by _attach(). dev->private and dev->subdevices are 74159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * deallocated automatically by the core. 74259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 743da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidas_detach(struct comedi_device *dev) 74459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 74559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk("comedi%d: cb_pcidas: remove\n", dev->minor); 74659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 74759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (devpriv) { 74859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (devpriv->s5933_config) { 749cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable and clear interrupts on amcc s5933 */ 75059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outl(INTCSR_INBOX_INTR_STATUS, 7510a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->s5933_config + AMCC_OP_REG_INTCSR); 75259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 7535f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("detaching, incsr is 0x%x\n", 7540a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral inl(devpriv->s5933_config + AMCC_OP_REG_INTCSR)); 75559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 75659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 75759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 75859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (dev->irq) 7595f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman free_irq(dev->irq, dev); 76059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (dev->subdevices) 76159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez subdev_8255_cleanup(dev, dev->subdevices + 2); 76259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (devpriv && devpriv->pci_dev) { 76359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (devpriv->s5933_config) { 76459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_pci_disable(devpriv->pci_dev); 76559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 76659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez pci_dev_put(devpriv->pci_dev); 76759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 76859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 76959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 77059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 77159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 77259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 77359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * "instructions" read/write data in "one-shot" or "software-triggered" 77459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * mode. 77559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 7760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ai_rinsn(struct comedi_device *dev, 7770a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 7780a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 77959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 78059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int n, i; 78159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int bits; 78259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int timeout = 10000; 78359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int channel; 784cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* enable calibration input if appropriate */ 78559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (insn->chanspec & CR_ALT_SOURCE) { 78659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev), 7870a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + CALIBRATION_REG); 78859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez channel = 0; 78959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else { 79059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->control_status + CALIBRATION_REG); 79159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez channel = CR_CHAN(insn->chanspec); 79259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 793cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set mux limits and gain */ 79459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits = BEGIN_SCAN(channel) | 7950a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral END_SCAN(channel) | GAIN_BITS(CR_RANGE(insn->chanspec)); 796cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set unipolar/bipolar */ 79759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_RANGE(insn->chanspec) & IS_UNIPOLAR) 79859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= UNIP; 799cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set singleended/differential */ 80059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_AREF(insn->chanspec) != AREF_DIFF) 80159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= SE; 80259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(bits, devpriv->control_status + ADCMUX_CONT); 80359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 80459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* clear fifo */ 80559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->adc_fifo + ADCFIFOCLR); 80659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 80759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* convert n samples */ 80859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (n = 0; n < insn->n; n++) { 80959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* trigger conversion */ 81059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->adc_fifo + ADCDATA); 81159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 81259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* wait for conversion to end */ 81359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* return -ETIMEDOUT if there is a timeout */ 81459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 0; i < timeout; i++) { 81559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (inw(devpriv->control_status + ADCMUX_CONT) & EOC) 81659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 81759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 81859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (i == timeout) 81959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -ETIMEDOUT; 82059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 82159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* read data */ 82259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez data[n] = inw(devpriv->adc_fifo + ADCDATA); 82359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 82459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 82559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* return the number of samples read/written */ 82659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return n; 82759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 82859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 8290a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int ai_config_calibration_source(struct comedi_device *dev, 8300a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data) 83159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 83259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int num_calibration_sources = 8; 833790c55415aa31f4c732729f94d2c3a54f7d3bfc2Bill Pemberton unsigned int source = data[1]; 83459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 83559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (source >= num_calibration_sources) { 83659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez printk("invalid calibration source: %i\n", source); 83759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EINVAL; 83859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 83959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 84059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->calibration_source = source; 84159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 84259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 2; 84359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 84459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 845da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int ai_config_insn(struct comedi_device *dev, struct comedi_subdevice *s, 8460a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 84759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 84859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int id = data[0]; 84959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 85059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez switch (id) { 85159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez case INSN_CONFIG_ALT_SOURCE: 85259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return ai_config_calibration_source(dev, data); 85359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 85459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez default: 85559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EINVAL; 85659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 85759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 85859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EINVAL; 85959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 86059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 861cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* analog output insn for pcidas-1000 and 1200 series */ 8620a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_nofifo_winsn(struct comedi_device *dev, 8630a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 8640a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, 8650a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data) 86659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 86759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int channel; 86859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 86959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 870cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set channel and range */ 87159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez channel = CR_CHAN(insn->chanspec); 8725f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 87359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits &= 8740a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral ~DAC_MODE_UPDATE_BOTH & ~DAC_RANGE_MASK(channel); 87559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= 8760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral DACEN | DAC_RANGE(channel, CR_RANGE(insn->chanspec)); 87759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->ao_control_bits, devpriv->control_status + DAC_CSR); 8785f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 87959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 880cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* remember value for readback */ 88159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_value[channel] = data[0]; 882cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* send data */ 88359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(data[0], devpriv->ao_registers + DAC_DATA_REG(channel)); 88459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 88559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 88659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 88759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 888cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* analog output insn for pcidas-1602 series */ 8890a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_fifo_winsn(struct comedi_device *dev, 8900a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 8910a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 89259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 89359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int channel; 89459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 89559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 896cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear dac fifo */ 89759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->ao_registers + DACFIFOCLR); 89859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 899cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set channel and range */ 90059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez channel = CR_CHAN(insn->chanspec); 9015f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 90259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits &= 9030a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral ~DAC_CHAN_EN(0) & ~DAC_CHAN_EN(1) & ~DAC_RANGE_MASK(channel) & 9040a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral ~DAC_PACER_MASK; 90559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= 9060a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral DACEN | DAC_RANGE(channel, 9070a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral CR_RANGE(insn-> 9080a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral chanspec)) | DAC_CHAN_EN(channel) | 9090a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral DAC_START; 91059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->ao_control_bits, devpriv->control_status + DAC_CSR); 9115f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 91259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 913cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* remember value for readback */ 91459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_value[channel] = data[0]; 915cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* send data */ 91659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(data[0], devpriv->ao_registers + DACDATA); 91759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 91859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 91959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 92059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 921cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* analog output readback insn */ 922cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton/* XXX loses track of analog output value back after an analog ouput command is executed */ 9230a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_readback_insn(struct comedi_device *dev, 9240a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 9250a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, 9260a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data) 92759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 92859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez data[0] = devpriv->ao_value[CR_CHAN(insn->chanspec)]; 92959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 93059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 93159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 93259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 9330a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int eeprom_read_insn(struct comedi_device *dev, 9340a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 9350a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 93659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 93759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez uint8_t nvram_data; 93859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int retval; 93959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 94059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez retval = nvram_read(dev, CR_CHAN(insn->chanspec), &nvram_data); 94159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (retval < 0) 94259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return retval; 94359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 94459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez data[0] = nvram_data; 94559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 94659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 94759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 94859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 9490a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int caldac_write_insn(struct comedi_device *dev, 9500a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 9510a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 95259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 95359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez const unsigned int channel = CR_CHAN(insn->chanspec); 95459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 95559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return caldac_8800_write(dev, channel, data[0]); 95659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 95759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 9580a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int caldac_read_insn(struct comedi_device *dev, 9590a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 9600a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 96159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 96259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez data[0] = devpriv->caldac_value[CR_CHAN(insn->chanspec)]; 96359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 96459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 96559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 96659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 96759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 1602/16 pregain offset */ 968da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int dac08_write(struct comedi_device *dev, unsigned int value) 96959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 97059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (devpriv->dac08_value == value) 97159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 97259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 97359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->dac08_value = value; 97459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 97559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev) | (value & 0xff), 9760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + CALIBRATION_REG); 9775f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(1); 97859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev) | SELECT_DAC08_BIT | (value & 0xff), 9790a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + CALIBRATION_REG); 9805f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(1); 98159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev) | (value & 0xff), 9820a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + CALIBRATION_REG); 9835f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(1); 98459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 98559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 98659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 98759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 9880a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int dac08_write_insn(struct comedi_device *dev, 9890a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 9900a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 99159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 99259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return dac08_write(dev, data[0]); 99359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 99459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 9950a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int dac08_read_insn(struct comedi_device *dev, 9960a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, struct comedi_insn *insn, 9970a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int *data) 99859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 99959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez data[0] = devpriv->dac08_value; 100059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 100159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 100259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 100359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1004da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int cb_pcidas_trimpot_write(struct comedi_device *dev, 10050a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int channel, unsigned int value) 100659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 100759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (devpriv->trimpot_value[channel] == value) 100859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 100959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 101059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->trimpot_value[channel] = value; 101159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez switch (thisboard->trimpot) { 101259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez case AD7376: 101359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez trimpot_7376_write(dev, value); 101459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 101559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez case AD8402: 101659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez trimpot_8402_write(dev, channel, value); 101759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 101859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez default: 101959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "driver bug?"); 102059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -1; 102159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 102259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 102359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 102459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 102559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 102659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 10270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int trimpot_write_insn(struct comedi_device *dev, 10280a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 10290a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 103059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 103159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int channel = CR_CHAN(insn->chanspec); 103259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 103359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return cb_pcidas_trimpot_write(dev, channel, data[0]); 103459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 103559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 10360a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int trimpot_read_insn(struct comedi_device *dev, 10370a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 10380a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_insn *insn, unsigned int *data) 103959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 104059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int channel = CR_CHAN(insn->chanspec); 104159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 104259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez data[0] = devpriv->trimpot_value[channel]; 104359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 104459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 104559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 104659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 10470a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ai_cmdtest(struct comedi_device *dev, 10480a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 10490a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_cmd *cmd) 105059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 105159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int err = 0; 105259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int tmp; 105359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int i, gain, start_chan; 105459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 105559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* cmdtest tests a particular command to see if it is valid. 105659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Using the cmdtest ioctl, a user can create a valid cmd 105759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * and then have it executes by the cmd ioctl. 105859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * 105959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * cmdtest returns 1,2,3,4 or 0, depending on which tests 106059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * the command passes. */ 106159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 106259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 1: make sure trigger sources are trivially valid */ 106359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 106459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->start_src; 106559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->start_src &= TRIG_NOW | TRIG_EXT; 106659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->start_src || tmp != cmd->start_src) 106759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 106859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 106959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->scan_begin_src; 107059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_begin_src &= TRIG_FOLLOW | TRIG_TIMER | TRIG_EXT; 107159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src) 107259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 107359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 107459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->convert_src; 107559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->convert_src &= TRIG_TIMER | TRIG_NOW | TRIG_EXT; 107659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->convert_src || tmp != cmd->convert_src) 107759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 107859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 107959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->scan_end_src; 108059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_end_src &= TRIG_COUNT; 108159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->scan_end_src || tmp != cmd->scan_end_src) 108259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 108359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 108459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->stop_src; 108559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->stop_src &= TRIG_COUNT | TRIG_NONE; 108659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->stop_src || tmp != cmd->stop_src) 108759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 108859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 108959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 109059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 109159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 109259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 2: make sure trigger sources are unique and mutually compatible */ 109359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 109459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->start_src != TRIG_NOW && cmd->start_src != TRIG_EXT) 109559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 109659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src != TRIG_FOLLOW && 10970a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->scan_begin_src != TRIG_TIMER && 10980a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->scan_begin_src != TRIG_EXT) 109959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 110059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src != TRIG_TIMER && 11010a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->convert_src != TRIG_EXT && cmd->convert_src != TRIG_NOW) 110259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 110359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE) 110459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 110559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1106cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* make sure trigger sources are compatible with each other */ 110759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src == TRIG_FOLLOW && cmd->convert_src == TRIG_NOW) 110859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 110959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src != TRIG_FOLLOW && cmd->convert_src != TRIG_NOW) 111059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 111159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->start_src == TRIG_EXT && 11120a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral (cmd->convert_src == TRIG_EXT || cmd->scan_begin_src == TRIG_EXT)) 111359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 111459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 111559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 111659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 2; 111759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 111859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 3: make sure arguments are trivially compatible */ 111959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 112059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->start_arg != 0) { 112159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->start_arg = 0; 112259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 112359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 112459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 112559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 112659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_arg < 11270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral thisboard->ai_speed * cmd->chanlist_len) { 112859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_begin_arg = 11290a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral thisboard->ai_speed * cmd->chanlist_len; 113059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 113159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 113259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 113359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src == TRIG_TIMER) { 113459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_arg < thisboard->ai_speed) { 113559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->convert_arg = thisboard->ai_speed; 113659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 113759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 113859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 113959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 114059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_end_arg != cmd->chanlist_len) { 114159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_end_arg = cmd->chanlist_len; 114259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 114359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 114459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_NONE) { 114559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* TRIG_NONE */ 114659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_arg != 0) { 114759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->stop_arg = 0; 114859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 114959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 115059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 115159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 115259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 115359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 3; 115459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 115559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 4: fix up any arguments */ 115659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 115759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 115859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->scan_begin_arg; 115959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8253_cascade_ns_to_timer_2div(TIMER_BASE, 11600a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->divisor1), 11610a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->divisor2), 11620a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(cmd->scan_begin_arg), 11630a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->flags & TRIG_ROUND_MASK); 116459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (tmp != cmd->scan_begin_arg) 116559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 116659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 116759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src == TRIG_TIMER) { 116859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->convert_arg; 116959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8253_cascade_ns_to_timer_2div(TIMER_BASE, 11700a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->divisor1), 11710a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->divisor2), 11720a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(cmd->convert_arg), 11730a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->flags & TRIG_ROUND_MASK); 117459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (tmp != cmd->convert_arg) 117559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 117659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 117759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 117859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 117959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 4; 118059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1181cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* check channel/gain list against card's limitations */ 118259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->chanlist) { 118359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez gain = CR_RANGE(cmd->chanlist[0]); 118459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez start_chan = CR_CHAN(cmd->chanlist[0]); 118559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 1; i < cmd->chanlist_len; i++) { 118659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_CHAN(cmd->chanlist[i]) != 11870a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral (start_chan + i) % s->n_chan) { 118859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, 11890a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral "entries in chanlist must be consecutive channels, counting upwards\n"); 119059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 119159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 119259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_RANGE(cmd->chanlist[i]) != gain) { 119359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, 11940a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral "entries in chanlist must all have the same gain\n"); 119559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 119659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 119759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 119859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 119959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 120059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 120159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 5; 120259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 120359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 120459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 120559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 12060a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ai_cmd(struct comedi_device *dev, 12070a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s) 120859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 1209d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_async *async = s->async; 1210ea6d0d4cab4f4f2d6a88f3bce4707fe92696fd3fBill Pemberton struct comedi_cmd *cmd = &async->cmd; 121159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int bits; 121259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 121359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1214cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* make sure CAL_EN_BIT is disabled */ 121559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->control_status + CALIBRATION_REG); 1216cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* initialize before settings pacer source and count values */ 121759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->control_status + TRIG_CONTSTAT); 1218cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear fifo */ 121959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->adc_fifo + ADCFIFOCLR); 122059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1221cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set mux limits, gain and pacer source */ 122259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits = BEGIN_SCAN(CR_CHAN(cmd->chanlist[0])) | 12230a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral END_SCAN(CR_CHAN(cmd->chanlist[cmd->chanlist_len - 1])) | 12240a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral GAIN_BITS(CR_RANGE(cmd->chanlist[0])); 1225cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set unipolar/bipolar */ 122659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_RANGE(cmd->chanlist[0]) & IS_UNIPOLAR) 122759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= UNIP; 1228cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set singleended/differential */ 122959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_AREF(cmd->chanlist[0]) != AREF_DIFF) 123059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= SE; 1231cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set pacer source */ 123259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src == TRIG_EXT || cmd->scan_begin_src == TRIG_EXT) 123359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= PACER_EXT_RISE; 123459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez else 123559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= PACER_INT; 123659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(bits, devpriv->control_status + ADCMUX_CONT); 123759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 123859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 12395f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("comedi: sent 0x%x to adcmux control\n", bits); 124059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 124159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1242cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* load counters */ 124359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src == TRIG_TIMER) 124459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_load_counters(dev, &cmd->convert_arg, 12450a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->flags & TRIG_ROUND_MASK); 124659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez else if (cmd->scan_begin_src == TRIG_TIMER) 124759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_load_counters(dev, &cmd->scan_begin_arg, 12480a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->flags & TRIG_ROUND_MASK); 124959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1250cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set number of conversions */ 125159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_COUNT) { 125259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->count = cmd->chanlist_len * cmd->stop_arg; 125359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1254cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* enable interrupts */ 12555f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 125659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->adc_fifo_bits |= INTE; 125759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->adc_fifo_bits &= ~INT_MASK; 125859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->flags & TRIG_WAKE_EOS) { 125959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src == TRIG_NOW && cmd->chanlist_len > 1) 1260cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton devpriv->adc_fifo_bits |= INT_EOS; /* interrupt end of burst */ 126159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez else 1262cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton devpriv->adc_fifo_bits |= INT_FNE; /* interrupt fifo not empty */ 126359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else { 1264cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton devpriv->adc_fifo_bits |= INT_FHF; /* interrupt fifo half full */ 126559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 126659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 12675f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("comedi: adc_fifo_bits are 0x%x\n", devpriv->adc_fifo_bits); 126859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 1269cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* enable (and clear) interrupts */ 127059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | EOAI | INT | LADFUL, 12710a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 12725f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 127359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1274cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set start trigger and burst mode */ 127559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits = 0; 127659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->start_src == TRIG_NOW) 127759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= SW_TRIGGER; 127859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez else if (cmd->start_src == TRIG_EXT) 127959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= EXT_TRIGGER | TGEN | XTRCL; 128059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez else { 128159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "bug!"); 128259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -1; 128359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 128459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->convert_src == TRIG_NOW && cmd->chanlist_len > 1) 128559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez bits |= BURSTE; 128659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(bits, devpriv->control_status + TRIG_CONTSTAT); 128759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 12885f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("comedi: sent 0x%x to trig control\n", bits); 128959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 129059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 129159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 129259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 129359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 12940a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_cmdtest(struct comedi_device *dev, 12950a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s, 12960a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_cmd *cmd) 129759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 129859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int err = 0; 129959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int tmp; 130059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 130159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* cmdtest tests a particular command to see if it is valid. 130259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * Using the cmdtest ioctl, a user can create a valid cmd 130359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * and then have it executes by the cmd ioctl. 130459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * 130559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * cmdtest returns 1,2,3,4 or 0, depending on which tests 130659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * the command passes. */ 130759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 130859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 1: make sure trigger sources are trivially valid */ 130959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 131059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->start_src; 131159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->start_src &= TRIG_INT; 131259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->start_src || tmp != cmd->start_src) 131359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 131459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 131559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->scan_begin_src; 131659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_begin_src &= TRIG_TIMER | TRIG_EXT; 131759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->scan_begin_src || tmp != cmd->scan_begin_src) 131859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 131959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 132059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->convert_src; 132159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->convert_src &= TRIG_NOW; 132259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->convert_src || tmp != cmd->convert_src) 132359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 132459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 132559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->scan_end_src; 132659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_end_src &= TRIG_COUNT; 132759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->scan_end_src || tmp != cmd->scan_end_src) 132859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 132959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 133059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->stop_src; 133159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->stop_src &= TRIG_COUNT | TRIG_NONE; 133259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (!cmd->stop_src || tmp != cmd->stop_src) 133359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 133459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 133559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 133659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 133759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 133859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 2: make sure trigger sources are unique and mutually compatible */ 133959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 134059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src != TRIG_TIMER && 13410a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->scan_begin_src != TRIG_EXT) 134259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 134359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src != TRIG_COUNT && cmd->stop_src != TRIG_NONE) 134459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 134559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 134659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 134759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 2; 134859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 134959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 3: make sure arguments are trivially compatible */ 135059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 135159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->start_arg != 0) { 135259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->start_arg = 0; 135359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 135459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 135559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 135659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 135759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_arg < thisboard->ao_scan_speed) { 135859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_begin_arg = thisboard->ao_scan_speed; 135959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 136059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 136159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 136259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 136359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_end_arg != cmd->chanlist_len) { 136459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->scan_end_arg = cmd->chanlist_len; 136559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 136659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 136759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_NONE) { 136859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* TRIG_NONE */ 136959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_arg != 0) { 137059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cmd->stop_arg = 0; 137159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 137259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 137359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 137459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 137559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 137659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 3; 137759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 137859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* step 4: fix up any arguments */ 137959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 138059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 138159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez tmp = cmd->scan_begin_arg; 138259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8253_cascade_ns_to_timer_2div(TIMER_BASE, 13830a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->ao_divisor1), 13840a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->ao_divisor2), 13850a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(cmd->scan_begin_arg), 13860a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->flags & TRIG_ROUND_MASK); 138759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (tmp != cmd->scan_begin_arg) 138859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 138959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 139059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 139159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 139259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 4; 139359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1394cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* check channel/gain list against card's limitations */ 139559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->chanlist && cmd->chanlist_len > 1) { 139659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (CR_CHAN(cmd->chanlist[0]) != 0 || 13970a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral CR_CHAN(cmd->chanlist[1]) != 1) { 139859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, 13990a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral "channels must be ordered channel 0, channel 1 in chanlist\n"); 140059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez err++; 140159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 140259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 140359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 140459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (err) 140559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 5; 140659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 140759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 140859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 140959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 14100a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_ao_cmd(struct comedi_device *dev, 14110a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s) 141259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 1413d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_async *async = s->async; 1414ea6d0d4cab4f4f2d6a88f3bce4707fe92696fd3fBill Pemberton struct comedi_cmd *cmd = &async->cmd; 141559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int i; 141659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 141759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1418cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set channel limits, gain */ 14195f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 142059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 0; i < cmd->chanlist_len; i++) { 1421cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* enable channel */ 142259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= 14230a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral DAC_CHAN_EN(CR_CHAN(cmd->chanlist[i])); 1424cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set range */ 142559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= DAC_RANGE(CR_CHAN(cmd->chanlist[i]), 14260a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral CR_RANGE(cmd-> 14270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral chanlist[i])); 142859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 142959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1430cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable analog out before settings pacer source and count values */ 143159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->ao_control_bits, devpriv->control_status + DAC_CSR); 14325f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 143359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1434cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear fifo */ 143559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->ao_registers + DACFIFOCLR); 143659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1437cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* load counters */ 143859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->scan_begin_src == TRIG_TIMER) { 143959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8253_cascade_ns_to_timer_2div(TIMER_BASE, 14400a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->ao_divisor1), 14410a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->ao_divisor2), 14420a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(cmd->scan_begin_arg), 14430a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cmd->flags); 144459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 144559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* Write the values of ctr1 and ctr2 into counters 1 and 2 */ 144659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8254_load(devpriv->pacer_counter_dio + DAC8254, 0, 1, 14470a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->ao_divisor1, 2); 144859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8254_load(devpriv->pacer_counter_dio + DAC8254, 0, 2, 14490a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->ao_divisor2, 2); 145059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1451cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set number of conversions */ 145259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_COUNT) { 145359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_count = cmd->chanlist_len * cmd->stop_arg; 145459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1455cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* set pacer source */ 14565f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 145759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez switch (cmd->scan_begin_src) { 145859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez case TRIG_TIMER: 145959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= DAC_PACER_INT; 146059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 146159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez case TRIG_EXT: 146259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= DAC_PACER_EXT_RISE; 146359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 146459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez default: 14655f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 146659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "error setting dac pacer source"); 146759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -1; 146859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 146959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 14705f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 147159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 147259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->inttrig = cb_pcidas_ao_inttrig; 147359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 147459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 147559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 147659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1477d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pembertonstatic int cb_pcidas_ao_inttrig(struct comedi_device *dev, 1478d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_subdevice *s, 1479d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton unsigned int trig_num) 148059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 148159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int num_bytes, num_points = thisboard->fifo_size; 1482d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_async *async = s->async; 1483ea6d0d4cab4f4f2d6a88f3bce4707fe92696fd3fBill Pemberton struct comedi_cmd *cmd = &s->async->cmd; 148459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 148559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 148659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (trig_num != 0) 148759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -EINVAL; 148859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1489cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* load up fifo */ 149059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_COUNT && devpriv->ao_count < num_points) 149159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_points = devpriv->ao_count; 149259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 149359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_bytes = cfc_read_array_from_buffer(s, devpriv->ao_buffer, 14940a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral num_points * sizeof(short)); 1495790c55415aa31f4c732729f94d2c3a54f7d3bfc2Bill Pemberton num_points = num_bytes / sizeof(short); 149659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 149759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_COUNT) { 149859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_count -= num_points; 149959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1500cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* write data to board's fifo */ 150159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outsw(devpriv->ao_registers + DACDATA, devpriv->ao_buffer, num_bytes); 150259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1503cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* enable dac half-full and empty interrupts */ 15045f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 150559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->adc_fifo_bits |= DAEMIE | DAHFIE; 150659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 15075f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("comedi: adc_fifo_bits are 0x%x\n", devpriv->adc_fifo_bits); 150859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 1509cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* enable and clear interrupts */ 151059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | DAEMI | DAHFI, 15110a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 151259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1513cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* start dac */ 151459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits |= DAC_START | DACEN | DAC_EMPTY; 151559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->ao_control_bits, devpriv->control_status + DAC_CSR); 151659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 15170a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral printk("comedi: sent 0x%x to dac control\n", devpriv->ao_control_bits); 151859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 15195f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 152059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 152159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->inttrig = NULL; 152259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 152359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 152459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 152559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 152670265d24e3404fe798b6edd55a02016b1edb49d7Jiri Slabystatic irqreturn_t cb_pcidas_interrupt(int irq, void *d) 152759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 15280a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_device *dev = (struct comedi_device *)d; 152934c43922e62708d45e9660eee4b4f1fb7b4bf2c7Bill Pemberton struct comedi_subdevice *s = dev->read_subdev; 1530d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_async *async; 153159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int status, s5933_status; 153259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez int half_fifo = thisboard->fifo_size / 2; 153359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int num_samples, i; 153459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int timeout = 10000; 153559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 153659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 153759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (dev->attached == 0) { 153859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return IRQ_NONE; 153959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 154059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 154159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async = s->async; 154259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events = 0; 154359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 154459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez s5933_status = inl(devpriv->s5933_config + AMCC_OP_REG_INTCSR); 154559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 15465f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("intcsr 0x%x\n", s5933_status); 15475f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman printk("mbef 0x%x\n", inl(devpriv->s5933_config + AMCC_OP_REG_MBEF)); 154859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 154959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 155059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if ((INTCSR_INTR_ASSERTED & s5933_status) == 0) 155159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return IRQ_NONE; 155259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1553cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* make sure mailbox 4 is empty */ 155459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez inl_p(devpriv->s5933_config + AMCC_OP_REG_IMB4); 1555cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear interrupt on amcc s5933 */ 155659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outl(devpriv->s5933_intcsr_bits | INTCSR_INBOX_INTR_STATUS, 15570a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->s5933_config + AMCC_OP_REG_INTCSR); 155859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 155959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez status = inw(devpriv->control_status + INT_ADCFIFO); 156059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#ifdef CB_PCIDAS_DEBUG 156159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if ((status & (INT | EOAI | LADFUL | DAHFI | DAEMI)) == 0) { 156259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "spurious interrupt"); 156359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 156459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez#endif 156559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1566cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* check for analog output interrupt */ 156759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (status & (DAHFI | DAEMI)) { 156859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez handle_ao_interrupt(dev, status); 156959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1570cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* check for analog input interrupts */ 1571cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* if fifo half-full */ 157259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (status & ADHFI) { 1573cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* read data */ 157459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_samples = half_fifo; 157559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (async->cmd.stop_src == TRIG_COUNT && 15760a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral num_samples > devpriv->count) { 157759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_samples = devpriv->count; 157859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 157959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez insw(devpriv->adc_fifo + ADCDATA, devpriv->ai_buffer, 15800a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral num_samples); 158159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cfc_write_array_to_buffer(s, devpriv->ai_buffer, 15820a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral num_samples * sizeof(short)); 158359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->count -= num_samples; 158459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (async->cmd.stop_src == TRIG_COUNT && devpriv->count == 0) { 158559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events |= COMEDI_CB_EOA; 158659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_cancel(dev, s); 158759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1588cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear half-full interrupt latch */ 15895f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 159059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | INT, 15910a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 15925f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 1593cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* else if fifo not empty */ 159459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else if (status & (ADNEI | EOBI)) { 159559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 0; i < timeout; i++) { 1596cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* break if fifo is empty */ 159759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if ((ADNE & inw(devpriv->control_status + 15980a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral INT_ADCFIFO)) == 0) 159959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 160059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cfc_write_to_buffer(s, inw(devpriv->adc_fifo)); 160159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (async->cmd.stop_src == TRIG_COUNT && --devpriv->count == 0) { /* end of acquisition */ 160259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_cancel(dev, s); 160359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events |= COMEDI_CB_EOA; 160459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez break; 160559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 160659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1607cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear not-empty interrupt latch */ 16085f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 160959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | INT, 16100a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 16115f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 161259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else if (status & EOAI) { 161359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, 16140a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral "bug! encountered end of aquisition interrupt?"); 1615cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear EOA interrupt latch */ 16165f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 161759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | EOAI, 16180a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 16195f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 162059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1621cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* check for fifo overflow */ 162259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (status & LADFUL) { 162359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "fifo overflow"); 1624cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear overflow interrupt latch */ 16255f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 162659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | LADFUL, 16270a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 16285f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 162959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_cancel(dev, s); 163059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events |= COMEDI_CB_EOA | COMEDI_CB_ERROR; 163159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 163259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 163359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_event(dev, s); 163459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 163559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return IRQ_HANDLED; 163659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 163759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1638da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void handle_ao_interrupt(struct comedi_device *dev, unsigned int status) 163959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 164034c43922e62708d45e9660eee4b4f1fb7b4bf2c7Bill Pemberton struct comedi_subdevice *s = dev->write_subdev; 1641d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_async *async = s->async; 1642ea6d0d4cab4f4f2d6a88f3bce4707fe92696fd3fBill Pemberton struct comedi_cmd *cmd = &async->cmd; 164359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int half_fifo = thisboard->fifo_size / 2; 164459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int num_points; 16453a5e32ddcb04d7a2bed86323ca22da51d3a810bdGerard Lledo unsigned long flags; 164659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 164759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events = 0; 164859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 164959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (status & DAEMI) { 1650cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear dac empty interrupt latch */ 16515f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 165259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | DAEMI, 16530a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 16545f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 165559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (inw(devpriv->ao_registers + DAC_CSR) & DAC_EMPTY) { 165659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_NONE || 16570a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral (cmd->stop_src == TRIG_COUNT 16580a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral && devpriv->ao_count)) { 165959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "dac fifo underflow"); 166059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez cb_pcidas_ao_cancel(dev, s); 166159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events |= COMEDI_CB_ERROR; 166259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 166359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez async->events |= COMEDI_CB_EOA; 166459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 166559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } else if (status & DAHFI) { 166659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int num_bytes; 166759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1668cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* figure out how many points we are writing to fifo */ 166959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_points = half_fifo; 167059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (cmd->stop_src == TRIG_COUNT && 16710a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->ao_count < num_points) 167259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_points = devpriv->ao_count; 167359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez num_bytes = 16740a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral cfc_read_array_from_buffer(s, devpriv->ao_buffer, 16750a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral num_points * sizeof(short)); 1676790c55415aa31f4c732729f94d2c3a54f7d3bfc2Bill Pemberton num_points = num_bytes / sizeof(short); 167759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 167859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (async->cmd.stop_src == TRIG_COUNT) { 167959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_count -= num_points; 168059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 1681cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* write data to board's fifo */ 168259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outsw(devpriv->ao_registers + DACDATA, devpriv->ao_buffer, 16830a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral num_points); 1684cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* clear half-full interrupt latch */ 16855f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 168659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits | DAHFI, 16870a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + INT_ADCFIFO); 16885f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 168959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 169059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 169159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_event(dev, s); 169259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 169359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1694d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton/* cancel analog input command */ 16950a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int cb_pcidas_cancel(struct comedi_device *dev, 16960a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral struct comedi_subdevice *s) 169759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 169859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 169959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 17005f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 1701cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable interrupts */ 170259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->adc_fifo_bits &= ~INTE & ~EOAIE; 170359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits, devpriv->control_status + INT_ADCFIFO); 17045f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 170559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1706cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable start trigger source and burst mode */ 170759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->control_status + TRIG_CONTSTAT); 1708cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* software pacer source */ 170959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(0, devpriv->control_status + ADCMUX_CONT); 171059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 171159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 171259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 171359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1714d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton/* cancel analog output command */ 1715d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pembertonstatic int cb_pcidas_ao_cancel(struct comedi_device *dev, 1716d163679ceec20c50f9aee880fa76c0c1185244a8Bill Pemberton struct comedi_subdevice *s) 171759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 171859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long flags; 171959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 17205f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_lock_irqsave(&dev->spinlock, flags); 1721cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable interrupts */ 172259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->adc_fifo_bits &= ~DAHFIE & ~DAEMIE; 172359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->adc_fifo_bits, devpriv->control_status + INT_ADCFIFO); 172459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1725cf530aa4385c97f668d76c8268d509ef9edebb70Bill Pemberton /* disable output */ 172659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->ao_control_bits &= ~DACEN & ~DAC_PACER_MASK; 172759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(devpriv->ao_control_bits, devpriv->control_status + DAC_CSR); 17285f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman spin_unlock_irqrestore(&dev->spinlock, flags); 172959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 173059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 173159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 173259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1733da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void cb_pcidas_load_counters(struct comedi_device *dev, unsigned int *ns, 17340a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral int rounding_flags) 173559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 173659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8253_cascade_ns_to_timer_2div(TIMER_BASE, &(devpriv->divisor1), 17370a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral &(devpriv->divisor2), ns, 17380a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral rounding_flags & TRIG_ROUND_MASK); 173959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 174059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez /* Write the values of ctr1 and ctr2 into counters 1 and 2 */ 174159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8254_load(devpriv->pacer_counter_dio + ADC8254, 0, 1, 17420a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->divisor1, 2); 174359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez i8254_load(devpriv->pacer_counter_dio + ADC8254, 0, 2, 17440a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->divisor2, 2); 174559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 174659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1747da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic void write_calibration_bitstream(struct comedi_device *dev, 17480a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int register_bits, 17490a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int bitstream, 17500a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral unsigned int bitstream_length) 175159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 175259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int write_delay = 1; 175359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int bit; 175459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 175559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (bit = 1 << (bitstream_length - 1); bit; bit >>= 1) { 175659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (bitstream & bit) 175759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez register_bits |= SERIAL_DATA_IN_BIT; 175859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez else 175959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez register_bits &= ~SERIAL_DATA_IN_BIT; 17605f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(write_delay); 176159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(register_bits, devpriv->control_status + CALIBRATION_REG); 176259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 176359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 176459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1765da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int caldac_8800_write(struct comedi_device *dev, unsigned int address, 17660a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral uint8_t value) 176759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 176859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int num_caldac_channels = 8; 176959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int bitstream_length = 11; 177059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int bitstream = ((address & 0x7) << 8) | value; 17715f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman static const int caldac_8800_udelay = 1; 177259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 177359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (address >= num_caldac_channels) { 177459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez comedi_error(dev, "illegal caldac channel"); 177559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -1; 177659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 177759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 177859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (value == devpriv->caldac_value[address]) 177959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 178059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 178159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez devpriv->caldac_value[address] = value; 178259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 178359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez write_calibration_bitstream(dev, cal_enable_bits(dev), bitstream, 17840a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral bitstream_length); 178559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 17865f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(caldac_8800_udelay); 178759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev) | SELECT_8800_BIT, 17880a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral devpriv->control_status + CALIBRATION_REG); 17895f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(caldac_8800_udelay); 179059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG); 179159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 179259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 1; 179359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 179459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 1795da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int trimpot_7376_write(struct comedi_device *dev, uint8_t value) 179659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 179759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int bitstream_length = 7; 179859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int bitstream = value & 0x7f; 179959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int register_bits; 18005f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman static const int ad7376_udelay = 1; 180159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 180259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez register_bits = cal_enable_bits(dev) | SELECT_TRIMPOT_BIT; 18035f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(ad7376_udelay); 180459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(register_bits, devpriv->control_status + CALIBRATION_REG); 180559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 180659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez write_calibration_bitstream(dev, register_bits, bitstream, 18070a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral bitstream_length); 180859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 18095f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(ad7376_udelay); 181059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG); 181159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 181259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 181359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 181459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 181559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* For 1602/16 only 181659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * ch 0 : adc gain 181759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * ch 1 : adc postgain offset */ 1818da91b2692e0939b307f9047192d2b9fe07793e7aBill Pembertonstatic int trimpot_8402_write(struct comedi_device *dev, unsigned int channel, 18190a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral uint8_t value) 182059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 182159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int bitstream_length = 10; 182259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int bitstream = ((channel & 0x3) << 8) | (value & 0xff); 182359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int register_bits; 18245f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman static const int ad8402_udelay = 1; 182559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 182659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez register_bits = cal_enable_bits(dev) | SELECT_TRIMPOT_BIT; 18275f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(ad8402_udelay); 182859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(register_bits, devpriv->control_status + CALIBRATION_REG); 182959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 183059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez write_calibration_bitstream(dev, register_bits, bitstream, 18310a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral bitstream_length); 183259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 18335f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(ad8402_udelay); 183459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outw(cal_enable_bits(dev), devpriv->control_status + CALIBRATION_REG); 183559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 183659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 183759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 183859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 183959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinezstatic int wait_for_nvram_ready(unsigned long s5933_base_addr) 184059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 184159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez static const int timeout = 1000; 184259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned int i; 184359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 184459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez for (i = 0; i < timeout; i++) { 184559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if ((inb(s5933_base_addr + 18460a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral AMCC_OP_REG_MCSR_NVCMD) & MCSR_NV_BUSY) 18470a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral == 0) 184859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 18495f74ea14c07fee91d3bdbaad88bff6264c6200e6Greg Kroah-Hartman udelay(1); 185059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez } 185159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -1; 185259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 185359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 18540a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukralstatic int nvram_read(struct comedi_device *dev, unsigned int address, 18550a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral uint8_t * data) 185659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez{ 185759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez unsigned long iobase = devpriv->s5933_config; 185859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 185959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (wait_for_nvram_ready(iobase) < 0) 186059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -ETIMEDOUT; 186159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 186259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outb(MCSR_NV_ENABLE | MCSR_NV_LOAD_LOW_ADDR, 18630a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral iobase + AMCC_OP_REG_MCSR_NVCMD); 186459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outb(address & 0xff, iobase + AMCC_OP_REG_MCSR_NVDATA); 186559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outb(MCSR_NV_ENABLE | MCSR_NV_LOAD_HIGH_ADDR, 18660a85b6f0ab0d2edb0d41b32697111ce0e4f43496Mithlesh Thukral iobase + AMCC_OP_REG_MCSR_NVCMD); 186759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outb((address >> 8) & 0xff, iobase + AMCC_OP_REG_MCSR_NVDATA); 186859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez outb(MCSR_NV_ENABLE | MCSR_NV_READ, iobase + AMCC_OP_REG_MCSR_NVCMD); 186959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 187059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez if (wait_for_nvram_ready(iobase) < 0) 187159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return -ETIMEDOUT; 187259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 187359c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez *data = inb(iobase + AMCC_OP_REG_MCSR_NVDATA); 187459c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 187559c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez return 0; 187659c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez} 187759c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez 187859c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez/* 187959c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * A convenient macro that defines init_module() and cleanup_module(), 188059c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez * as necessary. 188159c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan Martinez */ 188259c7dd3dc37dc42339406d08f1cde4d6194a4ccfIvan MartinezCOMEDI_PCI_INITCLEANUP(driver_cb_pcidas, cb_pcidas_pci_table); 1883