From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Fri, 20 Jun 2014 20:12:44 +0000 (-0700)
Subject: staging: comedi: dt282x: remove unused chan_to_DAC() macro
X-Git-Tag: firefly_0821_release~176^2~3491^2~1541
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6ee9c91fbbcf9e29951fb741492b5e9e6b6ac0ef;p=firefly-linux-kernel-4.4.55.git

staging: comedi: dt282x: remove unused chan_to_DAC() macro

This macro is not used in the driver. Remove it.

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

diff --git a/drivers/staging/comedi/drivers/dt282x.c b/drivers/staging/comedi/drivers/dt282x.c
index 2e1c615c8105..9527adf73ece 100644
--- a/drivers/staging/comedi/drivers/dt282x.c
+++ b/drivers/staging/comedi/drivers/dt282x.c
@@ -345,11 +345,6 @@ struct dt282x_private {
 	int dma_dir;
 };
 
-/*
- *    Some useless abstractions
- */
-#define chan_to_DAC(a)	((a)&1)
-
 static int prep_ai_dma(struct comedi_device *dev, int dma_index, int n)
 {
 	struct dt282x_private *devpriv = dev->private;