diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/ni_atmio16d.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/ni_atmio16d.c | 106 |
1 files changed, 47 insertions, 59 deletions
diff --git a/drivers/staging/comedi/drivers/ni_atmio16d.c b/drivers/staging/comedi/drivers/ni_atmio16d.c index c3eb54622bc3..fb59b0ffbba6 100644 --- a/drivers/staging/comedi/drivers/ni_atmio16d.c +++ b/drivers/staging/comedi/drivers/ni_atmio16d.c @@ -1,25 +1,41 @@ /* - comedi/drivers/ni_atmio16d.c - Hardware driver for National Instruments AT-MIO16D board - Copyright (C) 2000 Chris R. Baugher <baugher@enteract.com> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + * Comedi driver for National Instruments AT-MIO16D board + * Copyright (C) 2000 Chris R. Baugher <baugher@enteract.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. */ + /* -Driver: ni_atmio16d -Description: National Instruments AT-MIO-16D -Author: Chris R. Baugher <baugher@enteract.com> -Status: unknown -Devices: [National Instruments] AT-MIO-16 (atmio16), AT-MIO-16D (atmio16d) -*/ + * Driver: ni_atmio16d + * Description: National Instruments AT-MIO-16D + * Author: Chris R. Baugher <baugher@enteract.com> + * Status: unknown + * Devices: [National Instruments] AT-MIO-16 (atmio16), AT-MIO-16D (atmio16d) + * + * Configuration options: + * [0] - I/O port + * [1] - MIO irq (0 == no irq; or 3,4,5,6,7,9,10,11,12,14,15) + * [2] - DIO irq (0 == no irq; or 3,4,5,6,7,9) + * [3] - DMA1 channel (0 == no DMA; or 5,6,7) + * [4] - DMA2 channel (0 == no DMA; or 5,6,7) + * [5] - a/d mux (0=differential; 1=single) + * [6] - a/d range (0=bipolar10; 1=bipolar5; 2=unipolar10) + * [7] - dac0 range (0=bipolar; 1=unipolar) + * [8] - dac0 reference (0=internal; 1=external) + * [9] - dac0 coding (0=2's comp; 1=straight binary) + * [10] - dac1 range (same as dac0 options) + * [11] - dac1 reference (same as dac0 options) + * [12] - dac1 coding (same as dac0 options) + */ + /* * I must give credit here to Michal Dobes <dobes@tesnet.cz> who * wrote the driver for Advantec's pcl812 boards. I used the interrupt @@ -295,8 +311,10 @@ static int atmio16d_ai_cmd(struct comedi_device *dev, unsigned int sample_count, tmp, chan, gain; int i; - /* This is slowly becoming a working command interface. * - * It is still uber-experimental */ + /* + * This is slowly becoming a working command interface. + * It is still uber-experimental + */ reset_counters(dev); @@ -322,9 +340,10 @@ static int atmio16d_ai_cmd(struct comedi_device *dev, outw(tmp, dev->iobase + MUX_GAIN_REG); } - /* Now program the sample interval timer */ - /* Figure out which clock to use then get an - * appropriate timer value */ + /* + * Now program the sample interval timer. + * Figure out which clock to use then get an appropriate timer value. + */ if (cmd->convert_arg < 65536000) { base_clock = CLOCK_1_MHZ; timer = cmd->convert_arg / 1000; @@ -386,9 +405,10 @@ static int atmio16d_ai_cmd(struct comedi_device *dev, outw(devpriv->com_reg_1_state, dev->iobase + COM_REG_1); } - /* Program the scan interval timer ONLY IF SCANNING IS ENABLED */ - /* Figure out which clock to use then get an - * appropriate timer value */ + /* + * Program the scan interval timer ONLY IF SCANNING IS ENABLED. + * Figure out which clock to use then get an appropriate timer value. + */ if (cmd->chanlist_len > 1) { if (cmd->scan_begin_arg < 65536000) { base_clock = CLOCK_1_MHZ; @@ -566,38 +586,6 @@ static int atmio16d_dio_insn_config(struct comedi_device *dev, return insn->n; } -/* - options[0] - I/O port - options[1] - MIO irq - 0 == no irq - N == irq N {3,4,5,6,7,9,10,11,12,14,15} - options[2] - DIO irq - 0 == no irq - N == irq N {3,4,5,6,7,9} - options[3] - DMA1 channel - 0 == no DMA - N == DMA N {5,6,7} - options[4] - DMA2 channel - 0 == no DMA - N == DMA N {5,6,7} - - options[5] - a/d mux - 0=differential, 1=single - options[6] - a/d range - 0=bipolar10, 1=bipolar5, 2=unipolar10 - - options[7] - dac0 range - 0=bipolar, 1=unipolar - options[8] - dac0 reference - 0=internal, 1=external - options[9] - dac0 coding - 0=2's comp, 1=straight binary - - options[10] - dac1 range - options[11] - dac1 reference - options[12] - dac1 coding - */ - static int atmio16d_attach(struct comedi_device *dev, struct comedi_devconfig *it) { |