linux-kernel - [PATCH 07/19] staging:iio: Clean out unused IIO_SCAN_EL and add IIO_SCAN_NAMED_EL

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Date:	Mon, 26 Apr 2010 20:31:09 +0100
From:	Jonathan Cameron <jic23@....ac.uk>
To:	iio-linux@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, gregkh@...e.de,
	Jonathan Cameron <jic23@....ac.uk>
Subject: [PATCH 07/19] staging:iio: Clean out unused IIO_SCAN_EL and add IIO_SCAN_NAMED_EL_C

Signed-off-by: Jonathan Cameron <jic23@....ac.uk>
---
 drivers/staging/iio/ring_generic.h |   36 +++++++++++++++---------------------
 1 files changed, 15 insertions(+), 21 deletions(-)

diff --git a/drivers/staging/iio/ring_generic.h b/drivers/staging/iio/ring_generic.h
index efd385f..c649b6d 100644
--- a/drivers/staging/iio/ring_generic.h
+++ b/drivers/staging/iio/ring_generic.h
@@ -198,25 +198,6 @@ ssize_t iio_scan_el_store(struct device *dev, struct device_attribute *attr,
  **/
 ssize_t iio_scan_el_show(struct device *dev, struct device_attribute *attr,
 			 char *buf);
-/**
- * IIO_SCAN_EL - declare and initialize a scan element without control func
- * @_name:	identifying name. Resulting struct is iio_scan_el_##_name,
- *		sysfs element, scan_en_##_name.
- * @_number:	unique id number for the scan element.
- * @_bits:	number of bits in the scan element result (used in mixed bit
- *		length devices).
- * @_label:	indentification variable used by drivers.  Often a reg address.
- **/
-#define IIO_SCAN_EL(_name, _number, _bits, _label)			\
-	struct iio_scan_el iio_scan_el_##_name = {			\
-		.dev_attr = __ATTR(scan_en_##_name,			\
-				   S_IRUGO | S_IWUSR,			\
-				   iio_scan_el_show,			\
-				   iio_scan_el_store),			\
-		.mask = (1 << _number),					\
-		.bit_count = _bits,					\
-		.label = _label,					\
-	}
 
 ssize_t iio_scan_el_ts_store(struct device *dev, struct device_attribute *attr,
 			     const char *buf, size_t len);
@@ -227,7 +208,7 @@ ssize_t iio_scan_el_ts_show(struct device *dev, struct device_attribute *attr,
  * IIO_SCAN_EL_C - declare and initialize a scan element with a control func
  *
  * @_name:	identifying name. Resulting struct is iio_scan_el_##_name,
- *		sysfs element, scan_en_##_name.
+ *		sysfs element, _name##_en.
  * @_number:	unique id number for the scan element.
  * @_bits:	number of bits in the scan element result (used in mixed bit
  *		length devices).
@@ -236,7 +217,7 @@ ssize_t iio_scan_el_ts_show(struct device *dev, struct device_attribute *attr,
  **/
 #define IIO_SCAN_EL_C(_name, _number, _bits, _label, _controlfunc)	\
 	struct iio_scan_el iio_scan_el_##_name = {			\
-		.dev_attr = __ATTR(scan_en_##_name,			\
+		.dev_attr = __ATTR(_number##_##_name##_en,		\
 				   S_IRUGO | S_IWUSR,			\
 				   iio_scan_el_show,			\
 				   iio_scan_el_store),			\
@@ -245,6 +226,19 @@ ssize_t iio_scan_el_ts_show(struct device *dev, struct device_attribute *attr,
 		.label = _label,					\
 		.set_state = _controlfunc,				\
 	}
+
+#define IIO_SCAN_NAMED_EL_C(_name, _string, _number, _bits, _label, _cf) \
+	struct iio_scan_el iio_scan_el_##_name = {			\
+		.dev_attr = __ATTR(_number##_##_string##_en,		\
+				   S_IRUGO | S_IWUSR,			\
+				   iio_scan_el_show,			\
+				   iio_scan_el_store),			\
+		.number =  _number,					\
+		.bit_count = _bits,					\
+		.label = _label,					\
+		.set_state = _cf,					\
+	}
+
 /**
  * IIO_SCAN_EL_TIMESTAMP - declare a special scan element for timestamps
  *
-- 
1.6.4.4

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