2012-08-20 18:29:50

by Hartley Sweeten

[permalink] [raw]
Subject: [PATCH 4/4] staging: comedi: aio_aio12_8: fix i/o region size

This board has jumpers to set the board base address. These
jumpers are marked A5 through A9 and A5 is the least significant
bit of the address. This makes the address reqion for the board
32 bytes not 24.

Signed-off-by: H Hartley Sweeten <[email protected]>
Cc: Ian Abbott <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/comedi/drivers/aio_aio12_8.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/comedi/drivers/aio_aio12_8.c b/drivers/staging/comedi/drivers/aio_aio12_8.c
index 46ef41a..c07de3e 100644
--- a/drivers/staging/comedi/drivers/aio_aio12_8.c
+++ b/drivers/staging/comedi/drivers/aio_aio12_8.c
@@ -206,7 +206,7 @@ static int aio_aio12_8_attach(struct comedi_device *dev,
dev->board_name = board->name;

iobase = it->options[0];
- if (!request_region(iobase, 24, dev->board_name)) {
+ if (!request_region(iobase, 32, dev->board_name)) {
printk(KERN_ERR "I/O port conflict");
return -EIO;
}
--
1.7.11