summaryrefslogtreecommitdiffstats
path: root/drivers/iio/humidity
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/iio/humidity')
-rw-r--r--drivers/iio/humidity/am2315.c25
-rw-r--r--drivers/iio/humidity/hdc2010.c1
-rw-r--r--drivers/iio/humidity/hid-sensor-humidity.c2
3 files changed, 12 insertions, 16 deletions
diff --git a/drivers/iio/humidity/am2315.c b/drivers/iio/humidity/am2315.c
index 23bc9c784ef4..4a39f1019347 100644
--- a/drivers/iio/humidity/am2315.c
+++ b/drivers/iio/humidity/am2315.c
@@ -7,7 +7,6 @@
* 7-bit I2C address: 0x5C.
*/
-#include <linux/acpi.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/kernel.h>
@@ -33,7 +32,11 @@
struct am2315_data {
struct i2c_client *client;
struct mutex lock;
- s16 buffer[8]; /* 2x16-bit channels + 2x16 padding + 4x16 timestamp */
+ /* Ensure timestamp is naturally aligned */
+ struct {
+ s16 chans[2];
+ s64 timestamp __aligned(8);
+ } scan;
};
struct am2315_sensor_data {
@@ -167,20 +170,20 @@ static irqreturn_t am2315_trigger_handler(int irq, void *p)
mutex_lock(&data->lock);
if (*(indio_dev->active_scan_mask) == AM2315_ALL_CHANNEL_MASK) {
- data->buffer[0] = sensor_data.hum_data;
- data->buffer[1] = sensor_data.temp_data;
+ data->scan.chans[0] = sensor_data.hum_data;
+ data->scan.chans[1] = sensor_data.temp_data;
} else {
i = 0;
for_each_set_bit(bit, indio_dev->active_scan_mask,
indio_dev->masklength) {
- data->buffer[i] = (bit ? sensor_data.temp_data :
- sensor_data.hum_data);
+ data->scan.chans[i] = (bit ? sensor_data.temp_data :
+ sensor_data.hum_data);
i++;
}
}
mutex_unlock(&data->lock);
- iio_push_to_buffers_with_timestamp(indio_dev, data->buffer,
+ iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
pf->timestamp);
err:
iio_trigger_notify_done(indio_dev->trig);
@@ -256,17 +259,9 @@ static const struct i2c_device_id am2315_i2c_id[] = {
};
MODULE_DEVICE_TABLE(i2c, am2315_i2c_id);
-static const struct acpi_device_id am2315_acpi_id[] = {
- {"AOS2315", 0},
- {}
-};
-
-MODULE_DEVICE_TABLE(acpi, am2315_acpi_id);
-
static struct i2c_driver am2315_driver = {
.driver = {
.name = "am2315",
- .acpi_match_table = ACPI_PTR(am2315_acpi_id),
},
.probe = am2315_probe,
.id_table = am2315_i2c_id,
diff --git a/drivers/iio/humidity/hdc2010.c b/drivers/iio/humidity/hdc2010.c
index 83f5b9f60780..1381df46187c 100644
--- a/drivers/iio/humidity/hdc2010.c
+++ b/drivers/iio/humidity/hdc2010.c
@@ -272,7 +272,6 @@ static int hdc2010_probe(struct i2c_client *client,
data->client = client;
mutex_init(&data->lock);
- indio_dev->dev.parent = &client->dev;
/*
* As DEVICE ID register does not differentiate between
* HDC2010 and HDC2080, we have the name hardcoded
diff --git a/drivers/iio/humidity/hid-sensor-humidity.c b/drivers/iio/humidity/hid-sensor-humidity.c
index 74383abc0d44..fa0fe404a70a 100644
--- a/drivers/iio/humidity/hid-sensor-humidity.c
+++ b/drivers/iio/humidity/hid-sensor-humidity.c
@@ -8,6 +8,7 @@
#include <linux/iio/buffer.h>
#include <linux/iio/iio.h>
#include <linux/module.h>
+#include <linux/mod_devicetable.h>
#include <linux/platform_device.h>
#include "hid-sensor-trigger.h"
@@ -295,3 +296,4 @@ module_platform_driver(hid_humidity_platform_driver);
MODULE_DESCRIPTION("HID Environmental humidity sensor");
MODULE_AUTHOR("Song Hongyan <hongyan.song@intel.com>");
MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(IIO_HID);