[PATCH v4 06/13] iio: dac: ad5686: refactor include headers

[Rodrigo Alencar via B4 Relay <devnull+rodrigo.alencar.analog.com@kernel.org>]

From: Rodrigo Alencar <rodrigo.alencar@analog.com>

Apply IWYU principle, replacing unused/generic headers for
specific/missing headers. The resulting include directive lists are sorted
accordingly.

Signed-off-by: Rodrigo Alencar <rodrigo.alencar@analog.com>
---
 drivers/iio/dac/ad5686-spi.c |  9 +++++++--
 drivers/iio/dac/ad5686.c     | 13 ++++++-------
 drivers/iio/dac/ad5686.h     |  5 ++---
 drivers/iio/dac/ad5696-i2c.c | 10 +++++++---
 4 files changed, 22 insertions(+), 15 deletions(-)

diff --git a/drivers/iio/dac/ad5686-spi.c b/drivers/iio/dac/ad5686-spi.c
index df8619e0c092..cec784b617e6 100644
--- a/drivers/iio/dac/ad5686-spi.c
+++ b/drivers/iio/dac/ad5686-spi.c
@@ -8,11 +8,16 @@
  * Copyright 2018 Analog Devices Inc.
  */
 
-#include "ad5686.h"
-
+#include <linux/array_size.h>
+#include <linux/errno.h>
+#include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/spi/spi.h>
 
+#include <asm/byteorder.h>
+
+#include "ad5686.h"
+
 static int ad5686_spi_write(struct ad5686_state *st,
 			    u8 cmd, u8 addr, u16 val)
 {
diff --git a/drivers/iio/dac/ad5686.c b/drivers/iio/dac/ad5686.c
index c607251b82a0..572dcc918ef2 100644
--- a/drivers/iio/dac/ad5686.c
+++ b/drivers/iio/dac/ad5686.c
@@ -5,17 +5,16 @@
  * Copyright 2011 Analog Devices Inc.
  */
 
-#include <linux/interrupt.h>
-#include <linux/fs.h>
-#include <linux/device.h>
+#include <linux/array_size.h>
+#include <linux/bitops.h>
+#include <linux/errno.h>
+#include <linux/export.h>
+#include <linux/kstrtox.h>
 #include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/sysfs.h>
 #include <linux/regulator/consumer.h>
+#include <linux/sysfs.h>
 
 #include <linux/iio/iio.h>
-#include <linux/iio/sysfs.h>
 
 #include "ad5686.h"
 
diff --git a/drivers/iio/dac/ad5686.h b/drivers/iio/dac/ad5686.h
index 36e16c5c4581..d08160e7fad9 100644
--- a/drivers/iio/dac/ad5686.h
+++ b/drivers/iio/dac/ad5686.h
@@ -8,10 +8,9 @@
 #ifndef __DRIVERS_IIO_DAC_AD5686_H__
 #define __DRIVERS_IIO_DAC_AD5686_H__
 
-#include <linux/types.h>
-#include <linux/cache.h>
+#include <linux/bits.h>
 #include <linux/mutex.h>
-#include <linux/kernel.h>
+#include <linux/types.h>
 
 #include <linux/iio/iio.h>
 
diff --git a/drivers/iio/dac/ad5696-i2c.c b/drivers/iio/dac/ad5696-i2c.c
index d3b46496d67d..5b5b30f586c1 100644
--- a/drivers/iio/dac/ad5696-i2c.c
+++ b/drivers/iio/dac/ad5696-i2c.c
@@ -7,10 +7,14 @@
  * Copyright 2018 Analog Devices Inc.
  */
 
-#include "ad5686.h"
-
-#include <linux/module.h>
+#include <linux/errno.h>
 #include <linux/i2c.h>
+#include <linux/mod_devicetable.h>
+#include <linux/module.h>
+
+#include <asm/byteorder.h>
+
+#include "ad5686.h"
 
 static int ad5686_i2c_read(struct ad5686_state *st, u8 addr)
 {

-- 
2.43.0