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[3.8.y.z,extended,stable] Patch "staging: comedi: ssv_dnp: use comedi_dio_update_state()" has been added to staging queue

Message ID 1387570863-18809-1-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa Dec. 20, 2013, 8:21 p.m. UTC
This is a note to let you know that I have just added a patch titled

    staging: comedi: ssv_dnp: use comedi_dio_update_state()

to the linux-3.8.y-queue branch of the 3.8.y.z extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.8.y-queue

This patch is scheduled to be released in version 3.8.13.15.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.8.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Kamal

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From 5fc9d12fb4a7c3a42a82f63f6597090a66538551 Mon Sep 17 00:00:00 2001
From: Ian Abbott <abbotti@mev.co.uk>
Date: Thu, 12 Dec 2013 11:32:19 +0000
Subject: staging: comedi: ssv_dnp: use comedi_dio_update_state()

commit f6b316bcd8c421acd6fa5a6e18b4c846ecb9d965 upstream.

Use comedi_dio_update_state() to handle the boilerplate code to update
the subdevice s->state.

Also, fix a bug where the state of the channels is returned in data[0].
The comedi core expects it to be returned in data[1].

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
[ Ian: Applies to all stable kernels from 2.6.32.y to 3.12.y ]
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 drivers/staging/comedi/drivers/ssv_dnp.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--
1.8.3.2
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Patch

diff --git a/drivers/staging/comedi/drivers/ssv_dnp.c b/drivers/staging/comedi/drivers/ssv_dnp.c
index afa4016..217d5b6 100644
--- a/drivers/staging/comedi/drivers/ssv_dnp.c
+++ b/drivers/staging/comedi/drivers/ssv_dnp.c
@@ -87,11 +87,11 @@  static int dnp_dio_insn_bits(struct comedi_device *dev,

 	/* on return, data[1] contains the value of the digital input lines. */
 	outb(PADR, CSCIR);
-	data[0] = inb(CSCDR);
+	data[1] = inb(CSCDR);
 	outb(PBDR, CSCIR);
-	data[0] += inb(CSCDR) << 8;
+	data[1] += inb(CSCDR) << 8;
 	outb(PCDR, CSCIR);
-	data[0] += ((inb(CSCDR) & 0xF0) << 12);
+	data[1] += ((inb(CSCDR) & 0xF0) << 12);

 	return insn->n;