From: David Schleef <ds@schleef.org>
Date: Fri, 5 Jul 2002 18:23:01 +0000 (+0000)
Subject: Fix munging on 671x boards
X-Git-Tag: r0_7_66~176
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=2c2b9e52a1e4641e92f0a6e7bbb779024a7ba3a5;p=comedi.git

Fix munging on 671x boards
---

diff --git a/comedi/drivers/ni_mio_common.c b/comedi/drivers/ni_mio_common.c
index 77c93a7d..32c55c9a 100644
--- a/comedi/drivers/ni_mio_common.c
+++ b/comedi/drivers/ni_mio_common.c
@@ -1855,11 +1855,14 @@ static int ni_ao_insn_write_671x(comedi_device *dev,comedi_subdevice *s,
 	comedi_insn *insn,lsampl_t *data)
 {
 	unsigned int chan = CR_CHAN(insn->chanspec);
+	lsampl_t d;
 
 	ni_ao_config_chanlist(dev,s,&insn->chanspec,1);
 
-	devpriv->ao[chan] = data[insn->n-1];
-	ao_win_out(data[insn->n-1],DACx_Direct_Data_671x(chan));
+	d = data[insn->n-1];
+	devpriv->ao[chan] = d;
+	d -= 1 << (boardtype.aobits - 1);
+	ao_win_out(d,DACx_Direct_Data_671x(chan));
 
 	return insn->n;
 }