From 8ce4a56a52bf566659768a9e46e759e7cd5f33d9 Mon Sep 17 00:00:00 2001
From: Jonathan Cameron <jic23@kernel.org>
Date: Sat, 9 Feb 2013 10:49:00 +0000
Subject: [PATCH] iio:st_sensors fix build when !CONFIG_IIO_TRIGGER

Partly a case of removing unused headers and partly a case
of ifdefing out the iio_trigger_ops structures.  This has
come about because of an 'unusual' separation of code in this
driver.

Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Acked-by: Denis Ciocca <denis.ciocca@st.com>
---
 drivers/iio/accel/st_accel_core.c       | 9 +++++++--
 drivers/iio/accel/st_accel_i2c.c        | 1 -
 drivers/iio/accel/st_accel_spi.c        | 1 -
 drivers/iio/gyro/st_gyro_core.c         | 9 +++++++--
 drivers/iio/gyro/st_gyro_i2c.c          | 1 -
 drivers/iio/gyro/st_gyro_spi.c          | 1 -
 drivers/iio/magnetometer/st_magn_core.c | 1 -
 drivers/iio/magnetometer/st_magn_i2c.c  | 1 -
 drivers/iio/magnetometer/st_magn_spi.c  | 1 -
 9 files changed, 14 insertions(+), 11 deletions(-)

diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index a235de252a90..e0f5a3ceba5e 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -20,7 +20,7 @@
 #include <linux/irq.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
-#include <linux/iio/trigger_consumer.h>
+#include <linux/iio/trigger.h>
 #include <linux/iio/buffer.h>
 
 #include <linux/iio/common/st_sensors.h>
@@ -419,10 +419,15 @@ static const struct iio_info accel_info = {
 	.write_raw = &st_accel_write_raw,
 };
 
+#ifdef CONFIG_IIO_TRIGGER
 static const struct iio_trigger_ops st_accel_trigger_ops = {
 	.owner = THIS_MODULE,
 	.set_trigger_state = ST_ACCEL_TRIGGER_SET_STATE,
 };
+#define ST_ACCEL_TRIGGER_OPS (&st_accel_trigger_ops)
+#else
+#define ST_ACCEL_TRIGGER_OPS NULL
+#endif
 
 int st_accel_common_probe(struct iio_dev *indio_dev)
 {
@@ -455,7 +460,7 @@ int st_accel_common_probe(struct iio_dev *indio_dev)
 			goto st_accel_common_probe_error;
 
 		err = st_sensors_allocate_trigger(indio_dev,
-							&st_accel_trigger_ops);
+						 ST_ACCEL_TRIGGER_OPS);
 		if (err < 0)
 			goto st_accel_probe_trigger_error;
 	}
diff --git a/drivers/iio/accel/st_accel_i2c.c b/drivers/iio/accel/st_accel_i2c.c
index 90b8ddfb61ed..ffc9d097e484 100644
--- a/drivers/iio/accel/st_accel_i2c.c
+++ b/drivers/iio/accel/st_accel_i2c.c
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/i2c.h>
 #include <linux/iio/iio.h>
-#include <linux/iio/trigger.h>
 
 #include <linux/iio/common/st_sensors.h>
 #include <linux/iio/common/st_sensors_i2c.h>
diff --git a/drivers/iio/accel/st_accel_spi.c b/drivers/iio/accel/st_accel_spi.c
index dbd45c08711f..22b35bfea7d2 100644
--- a/drivers/iio/accel/st_accel_spi.c
+++ b/drivers/iio/accel/st_accel_spi.c
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/spi/spi.h>
 #include <linux/iio/iio.h>
-#include <linux/iio/trigger.h>
 
 #include <linux/iio/common/st_sensors.h>
 #include <linux/iio/common/st_sensors_spi.h>
diff --git a/drivers/iio/gyro/st_gyro_core.c b/drivers/iio/gyro/st_gyro_core.c
index 0a09998276c0..fa9b24219987 100644
--- a/drivers/iio/gyro/st_gyro_core.c
+++ b/drivers/iio/gyro/st_gyro_core.c
@@ -21,7 +21,7 @@
 #include <linux/delay.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
-#include <linux/iio/trigger_consumer.h>
+#include <linux/iio/trigger.h>
 #include <linux/iio/buffer.h>
 
 #include <linux/iio/common/st_sensors.h>
@@ -287,10 +287,15 @@ static const struct iio_info gyro_info = {
 	.write_raw = &st_gyro_write_raw,
 };
 
+#ifdef CONFIG_IIO_TRIGGER
 static const struct iio_trigger_ops st_gyro_trigger_ops = {
 	.owner = THIS_MODULE,
 	.set_trigger_state = ST_GYRO_TRIGGER_SET_STATE,
 };
+#define ST_GYRO_TRIGGER_OPS (&st_gyro_trigger_ops)
+#else
+#define ST_GYRO_TRIGGER_OPS NULL
+#endif
 
 int st_gyro_common_probe(struct iio_dev *indio_dev)
 {
@@ -323,7 +328,7 @@ int st_gyro_common_probe(struct iio_dev *indio_dev)
 			goto st_gyro_common_probe_error;
 
 		err = st_sensors_allocate_trigger(indio_dev,
-							&st_gyro_trigger_ops);
+						  ST_GYRO_TRIGGER_OPS);
 		if (err < 0)
 			goto st_gyro_probe_trigger_error;
 	}
diff --git a/drivers/iio/gyro/st_gyro_i2c.c b/drivers/iio/gyro/st_gyro_i2c.c
index a44b5b4a2013..8a310500573d 100644
--- a/drivers/iio/gyro/st_gyro_i2c.c
+++ b/drivers/iio/gyro/st_gyro_i2c.c
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/i2c.h>
 #include <linux/iio/iio.h>
-#include <linux/iio/trigger.h>
 
 #include <linux/iio/common/st_sensors.h>
 #include <linux/iio/common/st_sensors_i2c.h>
diff --git a/drivers/iio/gyro/st_gyro_spi.c b/drivers/iio/gyro/st_gyro_spi.c
index 8b4dcc5eab0c..f3540390eb22 100644
--- a/drivers/iio/gyro/st_gyro_spi.c
+++ b/drivers/iio/gyro/st_gyro_spi.c
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/spi/spi.h>
 #include <linux/iio/iio.h>
-#include <linux/iio/trigger.h>
 
 #include <linux/iio/common/st_sensors.h>
 #include <linux/iio/common/st_sensors_spi.h>
diff --git a/drivers/iio/magnetometer/st_magn_core.c b/drivers/iio/magnetometer/st_magn_core.c
index a69fbe19fc8e..16f0d6df239f 100644
--- a/drivers/iio/magnetometer/st_magn_core.c
+++ b/drivers/iio/magnetometer/st_magn_core.c
@@ -21,7 +21,6 @@
 #include <linux/delay.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
-#include <linux/iio/trigger_consumer.h>
 #include <linux/iio/buffer.h>
 
 #include <linux/iio/common/st_sensors.h>
diff --git a/drivers/iio/magnetometer/st_magn_i2c.c b/drivers/iio/magnetometer/st_magn_i2c.c
index 710b256a5a0e..e6adc4a86425 100644
--- a/drivers/iio/magnetometer/st_magn_i2c.c
+++ b/drivers/iio/magnetometer/st_magn_i2c.c
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/i2c.h>
 #include <linux/iio/iio.h>
-#include <linux/iio/trigger.h>
 
 #include <linux/iio/common/st_sensors.h>
 #include <linux/iio/common/st_sensors_i2c.h>
diff --git a/drivers/iio/magnetometer/st_magn_spi.c b/drivers/iio/magnetometer/st_magn_spi.c
index 94547e7d6580..51adb797cb7d 100644
--- a/drivers/iio/magnetometer/st_magn_spi.c
+++ b/drivers/iio/magnetometer/st_magn_spi.c
@@ -13,7 +13,6 @@
 #include <linux/slab.h>
 #include <linux/spi/spi.h>
 #include <linux/iio/iio.h>
-#include <linux/iio/trigger.h>
 
 #include <linux/iio/common/st_sensors.h>
 #include <linux/iio/common/st_sensors_spi.h>