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Message-Id: <1430578834-32537-1-git-send-email-arno.tiemersma@gmail.com> Date: Sat, 2 May 2015 17:00:34 +0200 From: Arno Tiemersma <arno.tiemersma@...il.com> To: abbotti@....co.uk, hsweeten@...ionengravers.com, gregkh@...uxfoundation.org, devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org Cc: Arno Tiemersma <arno.tiemersma@...il.com> Subject: [PATCH] staging: comedi: daqboard2000: Use preferred comment style Use the preferred block comment style for the copyright and driver description header comments. Signed-off-by: Arno Tiemersma <arno.tiemersma@...il.com> --- drivers/staging/comedi/drivers/daqboard2000.c | 196 +++++++++++++------------- 1 file changed, 99 insertions(+), 97 deletions(-) diff --git a/drivers/staging/comedi/drivers/daqboard2000.c b/drivers/staging/comedi/drivers/daqboard2000.c index f97d18d..2cd4b98 100644 --- a/drivers/staging/comedi/drivers/daqboard2000.c +++ b/drivers/staging/comedi/drivers/daqboard2000.c @@ -1,105 +1,107 @@ /* - comedi/drivers/daqboard2000.c - hardware driver for IOtech DAQboard/2000 - - COMEDI - Linux Control and Measurement Device Interface - Copyright (C) 1999 Anders Blomdell <anders.blomdell@...trol.lth.se> - - 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/drivers/daqboard2000.c + * hardware driver for IOtech DAQboard/2000 + * + * COMEDI - Linux Control and Measurement Device Interface + * Copyright (C) 1999 Anders Blomdell <anders.blomdell@...trol.lth.se> + * + * 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: daqboard2000 -Description: IOTech DAQBoard/2000 -Author: Anders Blomdell <anders.blomdell@...trol.lth.se> -Status: works -Updated: Mon, 14 Apr 2008 15:28:52 +0100 -Devices: [IOTech] DAQBoard/2000 (daqboard2000) - -Much of the functionality of this driver was determined from reading -the source code for the Windows driver. -The FPGA on the board requires fimware, which is available from -http://www.comedi.org in the comedi_nonfree_firmware tarball. - -Configuration options: not applicable, uses PCI auto config -*/ /* - This card was obviously never intended to leave the Windows world, - since it lacked all kind of hardware documentation (except for cable - pinouts, plug and pray has something to catch up with yet). - - With some help from our swedish distributor, we got the Windows sourcecode - for the card, and here are the findings so far. - - 1. A good document that describes the PCI interface chip is 9080db-106.pdf - available from http://www.plxtech.com/products/io/pci9080 - - 2. The initialization done so far is: - a. program the FPGA (windows code sans a lot of error messages) - b. - - 3. Analog out seems to work OK with DAC's disabled, if DAC's are enabled, - you have to output values to all enabled DAC's until result appears, I - guess that it has something to do with pacer clocks, but the source - gives me no clues. I'll keep it simple so far. - - 4. Analog in. - Each channel in the scanlist seems to be controlled by four - control words: - - Word0: - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! | | | ! | | | ! | | | ! | | | ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - - Word1: - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! | | | ! | | | ! | | | ! | | | ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | | | | | | | - +------+------+ | | | | +-- Digital input (??) - | | | | +---- 10 us settling time - | | | +------ Suspend acquisition (last to scan) - | | +-------- Simultaneous sample and hold - | +---------- Signed data format - +------------------------- Correction offset low - - Word2: - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! | | | ! | | | ! | | | ! | | | ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | | | | | | | | | | - +-----+ +--+--+ +++ +++ +--+--+ - | | | | +----- Expansion channel - | | | +----------- Expansion gain - | | +--------------- Channel (low) - | +--------------------- Correction offset high - +----------------------------- Correction gain low - Word3: - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - ! | | | ! | | | ! | | | ! | | | ! - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - | | | | | | | | | - +------+------+ | | +-+-+ | | +-- Low bank enable - | | | | | +---- High bank enable - | | | | +------ Hi/low select - | | | +---------- Gain (1,?,2,4,8,16,32,64) - | | +-------------- differential/single ended - | +---------------- Unipolar - +------------------------- Correction gain high - - 999. The card seems to have an incredible amount of capabilities, but - trying to reverse engineer them from the Windows source is beyond my - patience. + * Driver: daqboard2000 + * Description: IOTech DAQBoard/2000 + * Author: Anders Blomdell <anders.blomdell@...trol.lth.se> + * Status: works + * Updated: Mon, 14 Apr 2008 15:28:52 +0100 + * Devices: [IOTech] DAQBoard/2000 (daqboard2000) + * + * Much of the functionality of this driver was determined from reading + * the source code for the Windows driver. + * + * The FPGA on the board requires fimware, which is available from + * http://www.comedi.org in the comedi_nonfree_firmware tarball. + * + * Configuration options: not applicable, uses PCI auto config + */ +/* + * This card was obviously never intended to leave the Windows world, + * since it lacked all kind of hardware documentation (except for cable + * pinouts, plug and pray has something to catch up with yet). + * + * With some help from our swedish distributor, we got the Windows sourcecode + * for the card, and here are the findings so far. + * + * 1. A good document that describes the PCI interface chip is 9080db-106.pdf + * available from http://www.plxtech.com/products/io/pci9080 + * + * 2. The initialization done so far is: + * a. program the FPGA (windows code sans a lot of error messages) + * b. + * + * 3. Analog out seems to work OK with DAC's disabled, if DAC's are enabled, + * you have to output values to all enabled DAC's until result appears, I + * guess that it has something to do with pacer clocks, but the source + * gives me no clues. I'll keep it simple so far. + * + * 4. Analog in. + * Each channel in the scanlist seems to be controlled by four + * control words: + * + * Word0: + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ! | | | ! | | | ! | | | ! | | | ! + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * + * Word1: + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ! | | | ! | | | ! | | | ! | | | ! + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | | | | | | | + * +------+------+ | | | | +-- Digital input (??) + * | | | | +---- 10 us settling time + * | | | +------ Suspend acquisition (last to scan) + * | | +-------- Simultaneous sample and hold + * | +---------- Signed data format + * +------------------------- Correction offset low + * + * Word2: + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ! | | | ! | | | ! | | | ! | | | ! + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | | | | | | | | | | + * +-----+ +--+--+ +++ +++ +--+--+ + * | | | | +----- Expansion channel + * | | | +----------- Expansion gain + * | | +--------------- Channel (low) + * | +--------------------- Correction offset high + * +----------------------------- Correction gain low + * Word3: + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * ! | | | ! | | | ! | | | ! | | | ! + * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ + * | | | | | | | | | + * +------+------+ | | +-+-+ | | +-- Low bank enable + * | | | | | +---- High bank enable + * | | | | +------ Hi/low select + * | | | +---------- Gain (1,?,2,4,8,16,32,64) + * | | +-------------- differential/single ended + * | +---------------- Unipolar + * +------------------------- Correction gain high + * + * 999. The card seems to have an incredible amount of capabilities, but + * trying to reverse engineer them from the Windows source is beyond my + * patience. + * */ #include <linux/module.h> -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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