AuxXxilium/linux_dsm_epyc7002
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staging: comedi: amplc_pc263: Correct initial state

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The initial state of the relays is being read incorrectly.  It's reading
a single 8-bit port twice, but should be reading two consecutive 8-bit
ports.  Fix it.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ian Abbott 2012-05-30 19:04:35 +01:00 committed by Greg Kroah-Hartman
parent a46e759fc0
commit 9f989000b5
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/comedi/drivers/amplc_pc263.c
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@ -330,8 +330,7 @@ static int pc263_attach(struct comedi_device *dev, struct comedi_devconfig *it)
/* all outputs */
s->io_bits = 0xffff;
/* read initial relay state */
s->state = inb(dev->iobase);
s->state = s->state | (inb(dev->iobase) << 8);
s->state = inb(dev->iobase) | (inb(dev->iobase + 1) << 8);
printk(KERN_INFO "comedi%d: %s ", dev->minor, dev->board_name);
switch (thisboard->bustype) {