iio: adc: ad4080: remove unused dec_rate field

Remove unused dec_rate field from ad4080_state struct.
The driver reads/writes decimation rate directly from
hardware registers via ad4080_get_dec_rate() and
ad4080_set_dec_rate() functions.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@analog.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/adc/ad4080.c b/drivers/iio/adc/ad4080.c
index fc261d3d76872ccf630b653c971345836987fb7c..204ad198342bafce58b252ecc7ba2d054891eedc 100644 (file)
--- a/drivers/iio/adc/ad4080.c
+++ b/drivers/iio/adc/ad4080.c
@@ -188,7 +188,6 @@ struct ad4080_state {
         */
        struct mutex                    lock;
        unsigned int                    num_lanes;
-       unsigned int                    dec_rate;
        unsigned long                   clk_rate;
        enum ad4080_filter_type         filter_type;
        bool                            lvds_cnv_en;