Input: ad7879-i2c - use swapped variant of i2c_smbus_read_word_data

This variant was introduced in

i2c: boilerplate function for byte swapped smbus_write/read_word_data

This also has the side effect of ensuring any errors from the i2c
read and no longer mangled.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

diff --git a/drivers/input/touchscreen/ad7879-i2c.c b/drivers/input/touchscreen/ad7879-i2c.c
index b746702a855109f16bbe3ad1b9158e131b6ef07b..0dac6712f42b282df0fb4b16441ce4a4c5764b95 100644 (file)
--- a/drivers/input/touchscreen/ad7879-i2c.c
+++ b/drivers/input/touchscreen/ad7879-i2c.c
@@ -23,7 +23,7 @@ static int ad7879_i2c_read(struct device *dev, u8 reg)
 {
        struct i2c_client *client = to_i2c_client(dev);
 
-       return swab16(i2c_smbus_read_word_data(client, reg));
+       return i2c_smbus_read_word_swapped(client, reg);
 }
 
 static int ad7879_i2c_multi_read(struct device *dev,
@@ -44,7 +44,7 @@ static int ad7879_i2c_write(struct device *dev, u8 reg, u16 val)
 {
        struct i2c_client *client = to_i2c_client(dev);
 
-       return i2c_smbus_write_word_data(client, reg, swab16(val));
+       return i2c_smbus_write_word_swapped(client, reg, val);
 }
 
 static const struct ad7879_bus_ops ad7879_i2c_bus_ops = {