linux-kernel - [PATCH] hwmon/hdaps: remove redundant sysfs invert

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Date:	Thu, 19 Feb 2009 13:44:43 +0100
From:	Frank Seidel <fseidel@...e.de>
To:	Jean Delvare <khali@...ux-fr.org>
Cc:	linux kernel <linux-kernel@...r.kernel.org>,
	akpm@...ux-foundation.org, rlove@...ve.org, protasnb@...il.com,
	Michael Ruoss <miruoss@...dent.ethz.ch>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Tim Gardner <tim.gardner@...onical.com>,
	Frank Seidel <frank@...eidel.de>, multinymous@...il.com,
	Frank Seidel <fseidel@...e.de>
Subject: [PATCH] hwmon/hdaps: remove redundant sysfs invert

From: Frank Seidel <frank@...eidel.de>

Get rid of sysfs attribute "invert" as its
redundant to module parameter.

Signed-off-by: Frank Seidel <frank@...eidel.de>
---
 drivers/hwmon/hdaps.c |   24 ------------------------
 1 file changed, 24 deletions(-)

--- a/drivers/hwmon/hdaps.c
+++ b/drivers/hwmon/hdaps.c
@@ -428,28 +428,6 @@ static ssize_t hdaps_calibrate_store(str
 	return count;
 }
 
-static ssize_t hdaps_invert_show(struct device *dev,
-				 struct device_attribute *attr, char *buf)
-{
-	return sprintf(buf, "%u\n", hdaps_invert);
-}
-
-static ssize_t hdaps_invert_store(struct device *dev,
-				  struct device_attribute *attr,
-				  const char *buf, size_t count)
-{
-	int invert;
-
-	if (sscanf(buf, "%d", &invert) != 1 ||
-	    invert < 0 || invert > HDAPS_BOTH_AXES)
-		return -EINVAL;
-
-	hdaps_invert = invert;
-	hdaps_calibrate();
-
-	return count;
-}
-
 static DEVICE_ATTR(position, 0444, hdaps_position_show, NULL);
 static DEVICE_ATTR(variance, 0444, hdaps_variance_show, NULL);
 static DEVICE_ATTR(temp1, 0444, hdaps_temp1_show, NULL);
@@ -457,7 +435,6 @@ static DEVICE_ATTR(temp2, 0444, hdaps_te
 static DEVICE_ATTR(keyboard_activity, 0444, hdaps_keyboard_activity_show, NULL);
 static DEVICE_ATTR(mouse_activity, 0444, hdaps_mouse_activity_show, NULL);
 static DEVICE_ATTR(calibrate, 0644, hdaps_calibrate_show,hdaps_calibrate_store);
-static DEVICE_ATTR(invert, 0644, hdaps_invert_show, hdaps_invert_store);
 
 static struct attribute *hdaps_attributes[] = {
 	&dev_attr_position.attr,
@@ -467,7 +444,6 @@ static struct attribute *hdaps_attribute
 	&dev_attr_keyboard_activity.attr,
 	&dev_attr_mouse_activity.attr,
 	&dev_attr_calibrate.attr,
-	&dev_attr_invert.attr,
 	NULL,
 };
 
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