From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753895Ab2IQAul (ORCPT ); Sun, 16 Sep 2012 20:50:41 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:33398 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753068Ab2IQAtk (ORCPT ); Sun, 16 Sep 2012 20:49:40 -0400 Message-Id: <20120917003639.511155092@decadent.org.uk> User-Agent: quilt/0.60-1 Date: Mon, 17 Sep 2012 01:38:01 +0100 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, alan@lxorguk.ukuu.org.uk, Ian Abbott , Greg Kroah-Hartman Subject: [ 096/135] staging: comedi: das08: Correct AO output for das08jr-16-ao In-Reply-To: <20120917003625.784119135@decadent.org.uk> X-SA-Exim-Connect-IP: 2001:470:1f08:1539:21c:bfff:fe03:f805 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ian Abbott commit 61ed59ed09e6ad2b8395178ea5ad5f653bba08e3 upstream. Don't zero out bits 15..12 of the data value in `das08jr_ao_winsn()` as that knobbles the upper three-quarters of the output range for the 'das08jr-16-ao' board. Signed-off-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman Signed-off-by: Ben Hutchings --- drivers/staging/comedi/drivers/das08.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index e5eb3b9..67a914a 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -378,7 +378,7 @@ das08jr_ao_winsn(struct comedi_device *dev, struct comedi_subdevice *s, int chan; lsb = data[0] & 0xff; - msb = (data[0] >> 8) & 0xf; + msb = (data[0] >> 8) & 0xff; chan = CR_CHAN(insn->chanspec);