Commit 20f2ff88 authored by Ian Abbott's avatar Ian Abbott Committed by Greg Kroah-Hartman

staging: comedi: 8255.c: reformat comedi driver comment

Use the usual block comment style.
Signed-off-by: default avatarIan Abbott <abbotti@mev.co.uk>
Reviewed-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b40369d6
...@@ -17,37 +17,36 @@ ...@@ -17,37 +17,36 @@
*/ */
/* /*
Driver: 8255 * Driver: 8255
Description: generic 8255 support * Description: generic 8255 support
Devices: [standard] 8255 (8255) * Devices: [standard] 8255 (8255)
Author: ds * Author: ds
Status: works * Status: works
Updated: Fri, 7 Jun 2002 12:56:45 -0700 * Updated: Fri, 7 Jun 2002 12:56:45 -0700
*
The classic in digital I/O. The 8255 appears in Comedi as a single * The classic in digital I/O. The 8255 appears in Comedi as a single
digital I/O subdevice with 24 channels. The channel 0 corresponds * digital I/O subdevice with 24 channels. The channel 0 corresponds
to the 8255's port A, bit 0; channel 23 corresponds to port C, bit * to the 8255's port A, bit 0; channel 23 corresponds to port C, bit
7. Direction configuration is done in blocks, with channels 0-7, * 7. Direction configuration is done in blocks, with channels 0-7,
8-15, 16-19, and 20-23 making up the 4 blocks. The only 8255 mode * 8-15, 16-19, and 20-23 making up the 4 blocks. The only 8255 mode
supported is mode 0. * supported is mode 0.
*
You should enable compilation this driver if you plan to use a board * You should enable compilation this driver if you plan to use a board
that has an 8255 chip. For multifunction boards, the main driver will * that has an 8255 chip. For multifunction boards, the main driver will
configure the 8255 subdevice automatically. * configure the 8255 subdevice automatically.
*
This driver also works independently with ISA and PCI cards that * This driver also works independently with ISA and PCI cards that
directly map the 8255 registers to I/O ports, including cards with * directly map the 8255 registers to I/O ports, including cards with
multiple 8255 chips. To configure the driver for such a card, the * multiple 8255 chips. To configure the driver for such a card, the
option list should be a list of the I/O port bases for each of the * option list should be a list of the I/O port bases for each of the
8255 chips. For example, * 8255 chips. For example,
*
comedi_config /dev/comedi0 8255 0x200,0x204,0x208,0x20c * comedi_config /dev/comedi0 8255 0x200,0x204,0x208,0x20c
*
Note that most PCI 8255 boards do NOT work with this driver, and * Note that most PCI 8255 boards do NOT work with this driver, and
need a separate driver as a wrapper. For those that do work, the * need a separate driver as a wrapper. For those that do work, the
I/O port base address can be found in the output of 'lspci -v'. * I/O port base address can be found in the output of 'lspci -v'.
*/
*/
/* /*
This file contains an exported subdevice for driving an 8255. This file contains an exported subdevice for driving an 8255.
......
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