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path: root/drivers/iio/light/tcs3414.c
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Diffstat (limited to 'drivers/iio/light/tcs3414.c')
-rw-r--r--drivers/iio/light/tcs3414.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/iio/light/tcs3414.c b/drivers/iio/light/tcs3414.c
index f90f8c5919fe..a795afb7667b 100644
--- a/drivers/iio/light/tcs3414.c
+++ b/drivers/iio/light/tcs3414.c
@@ -53,7 +53,6 @@
struct tcs3414_data {
struct i2c_client *client;
- struct mutex lock;
u8 control;
u8 gain;
u8 timing;
@@ -134,16 +133,16 @@ static int tcs3414_read_raw(struct iio_dev *indio_dev,
switch (mask) {
case IIO_CHAN_INFO_RAW:
- if (iio_buffer_enabled(indio_dev))
- return -EBUSY;
- mutex_lock(&data->lock);
+ ret = iio_device_claim_direct_mode(indio_dev);
+ if (ret)
+ return ret;
ret = tcs3414_req_data(data);
if (ret < 0) {
- mutex_unlock(&data->lock);
+ iio_device_release_direct_mode(indio_dev);
return ret;
}
ret = i2c_smbus_read_word_data(data->client, chan->address);
- mutex_unlock(&data->lock);
+ iio_device_release_direct_mode(indio_dev);
if (ret < 0)
return ret;
*val = ret;
@@ -217,7 +216,7 @@ static irqreturn_t tcs3414_trigger_handler(int irq, void *p)
}
iio_push_to_buffers_with_timestamp(indio_dev, data->buffer,
- iio_get_time_ns());
+ iio_get_time_ns(indio_dev));
done:
iio_trigger_notify_done(indio_dev->trig);
@@ -288,7 +287,6 @@ static int tcs3414_probe(struct i2c_client *client,
data = iio_priv(indio_dev);
i2c_set_clientdata(client, indio_dev);
data->client = client;
- mutex_init(&data->lock);
indio_dev->dev.parent = &client->dev;
indio_dev->info = &tcs3414_info;