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-rw-r--r--include/linux/iio/buffer.h3
-rw-r--r--include/linux/iio/iio.h4
-rw-r--r--include/linux/iio/types.h5
3 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/iio/buffer.h b/include/linux/iio/buffer.h
index 2a2b6b4d8d05..8ba516fc2ec6 100644
--- a/include/linux/iio/buffer.h
+++ b/include/linux/iio/buffer.h
@@ -177,6 +177,9 @@ ssize_t iio_buffer_show_enable(struct device *dev,
int iio_sw_buffer_preenable(struct iio_dev *indio_dev);
+bool iio_validate_scan_mask_onehot(struct iio_dev *indio_dev,
+ const unsigned long *mask);
+
#else /* CONFIG_IIO_BUFFER */
static inline int iio_buffer_register(struct iio_dev *indio_dev,
diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h
index 2afbb6f01afc..be82936c4089 100644
--- a/include/linux/iio/iio.h
+++ b/include/linux/iio/iio.h
@@ -363,12 +363,16 @@ struct iio_info {
* @predisable: [DRIVER] function to run prior to marking buffer
* disabled
* @postdisable: [DRIVER] function to run after marking buffer disabled
+ * @validate_scan_mask: [DRIVER] function callback to check whether a given
+ * scan mask is valid for the device.
*/
struct iio_buffer_setup_ops {
int (*preenable)(struct iio_dev *);
int (*postenable)(struct iio_dev *);
int (*predisable)(struct iio_dev *);
int (*postdisable)(struct iio_dev *);
+ bool (*validate_scan_mask)(struct iio_dev *indio_dev,
+ const unsigned long *scan_mask);
};
/**
diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h
index e25040173346..44e397705d7f 100644
--- a/include/linux/iio/types.h
+++ b/include/linux/iio/types.h
@@ -27,6 +27,7 @@ enum iio_chan_type {
IIO_TIMESTAMP,
IIO_CAPACITANCE,
IIO_ALTVOLTAGE,
+ IIO_CCT,
};
enum iio_modifier {
@@ -46,6 +47,10 @@ enum iio_modifier {
IIO_MOD_LIGHT_IR,
IIO_MOD_ROOT_SUM_SQUARED_X_Y,
IIO_MOD_SUM_SQUARED_X_Y_Z,
+ IIO_MOD_LIGHT_CLEAR,
+ IIO_MOD_LIGHT_RED,
+ IIO_MOD_LIGHT_GREEN,
+ IIO_MOD_LIGHT_BLUE,
};
#define IIO_VAL_INT 1