staging:iio:accel:adis16209 allocate tx and rx in state plus state via iio_priv

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 7 deletions

diff --git a/drivers/staging/iio/accel/adis16209.h b/drivers/staging/iio/accel/adis16209.h
index 58d08db6f9b..1b2a7272786 100644
--- a/drivers/staging/iio/accel/adis16209.h
+++ b/drivers/staging/iio/accel/adis16209.h
@@ -104,19 +104,17 @@
 /**
  * struct adis16209_state - device instance specific data
  * @us:                 actual spi_device
- * @indio_dev:          industrial I/O device structure
  * @trig:               data ready trigger registered with iio
  * @tx:                 transmit buffer
  * @rx:                 receive buffer
  * @buf_lock:           mutex to protect tx and rx
  **/
 struct adis16209_state {
-        struct spi_device               *us;
-        struct iio_dev                  *indio_dev;
-        struct iio_trigger              *trig;
-        u8                              *tx;
-        u8                              *rx;
-        struct mutex                    buf_lock;
+        struct spi_device       *us;
+        struct iio_trigger      *trig;
+        struct mutex            buf_lock;
+        u8                      tx[ADIS16209_MAX_TX] ____cacheline_aligned;
+        u8                      rx[ADIS16209_MAX_RX];
 };
 
 int adis16209_set_irq(struct iio_dev *indio_dev, bool enable);