From: H Hartley Sweeten <hartleys@visionengravers.com>
Date: Tue, 11 Sep 2012 01:53:33 +0000 (-0700)
Subject: staging: comedi: adl_pci9111: cleanup pci9111_ao_insn_read()
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=b3450faf38294faea229fb9353498ae05b6e2075;p=deliverable%2Flinux.git

staging: comedi: adl_pci9111: cleanup pci9111_ao_insn_read()

Remove the unnecessary comments.

The readback value does not need to be masked.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/comedi/drivers/adl_pci9111.c b/drivers/staging/comedi/drivers/adl_pci9111.c
index 7d1737a8b65c..98fb86b448be 100644
--- a/drivers/staging/comedi/drivers/adl_pci9111.c
+++ b/drivers/staging/comedi/drivers/adl_pci9111.c
@@ -1058,19 +1058,18 @@ pci9111_ao_insn_write(struct comedi_device *dev,
 	return i;
 }
 
-/*  Analog output readback */
-
 static int pci9111_ao_insn_read(struct comedi_device *dev,
 				struct comedi_subdevice *s,
-				struct comedi_insn *insn, unsigned int *data)
+				struct comedi_insn *insn,
+				unsigned int *data)
 {
 	struct pci9111_private_data *dev_private = dev->private;
 	int i;
 
 	for (i = 0; i < insn->n; i++)
-		data[i] = dev_private->ao_readback & PCI9111_AO_RESOLUTION_MASK;
+		data[i] = dev_private->ao_readback;
 
-	return i;
+	return insn->n;
 }
 
 static int pci9111_di_insn_bits(struct comedi_device *dev,