staging: iio: dac: ad5446: Remove unused sign member from chip specific information...

Remove unused sign member from chip specific information structure
Fix typos

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

diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c
index 4d65d27..e3387cd 100644 (file)
--- a/drivers/staging/iio/dac/ad5446.c
+++ b/drivers/staging/iio/dac/ad5446.c
@@ -118,35 +118,30 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .bits = 12,
                .storagebits = 16,
                .left_shift = 2,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .store_sample = ad5446_store_sample,
        },
        [ID_AD5446] = {
                .bits = 14,
                .storagebits = 16,
                .left_shift = 0,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .store_sample = ad5446_store_sample,
        },
        [ID_AD5542A] = {
                .bits = 16,
                .storagebits = 16,
                .left_shift = 0,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .store_sample = ad5542_store_sample,
        },
        [ID_AD5512A] = {
                .bits = 12,
                .storagebits = 16,
                .left_shift = 4,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .store_sample = ad5542_store_sample,
        },
        [ID_AD5620_2500] = {
                .bits = 12,
                .storagebits = 16,
                .left_shift = 2,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .int_vref_mv = 2500,
                .store_sample = ad5620_store_sample,
        },
@@ -154,7 +149,6 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .bits = 12,
                .storagebits = 16,
                .left_shift = 2,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .int_vref_mv = 1250,
                .store_sample = ad5620_store_sample,
        },
@@ -162,7 +156,6 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .bits = 14,
                .storagebits = 16,
                .left_shift = 0,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .int_vref_mv = 2500,
                .store_sample = ad5620_store_sample,
        },
@@ -170,7 +163,6 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .bits = 14,
                .storagebits = 16,
                .left_shift = 0,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .int_vref_mv = 1250,
                .store_sample = ad5620_store_sample,
        },
@@ -178,7 +170,6 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .bits = 16,
                .storagebits = 24,
                .left_shift = 0,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .int_vref_mv = 2500,
                .store_sample = ad5660_store_sample,
        },
@@ -186,7 +177,6 @@ static const struct ad5446_chip_info ad5446_chip_info_tbl[] = {
                .bits = 16,
                .storagebits = 24,
                .left_shift = 0,
-               .sign = 'u', /* IIO_SCAN_EL_TYPE_UNSIGNED */
                .int_vref_mv = 1250,
                .store_sample = ad5660_store_sample,
        },

diff --git a/drivers/staging/iio/dac/ad5446.h b/drivers/staging/iio/dac/ad5446.h
index ca795a9..902542e 100644 (file)
--- a/drivers/staging/iio/dac/ad5446.h
+++ b/drivers/staging/iio/dac/ad5446.h
@@ -56,20 +56,18 @@ struct ad5446_state {
 };
 
 /**
- * struct ad5446_chip_info - chip specifc information
+ * struct ad5446_chip_info - chip specific information
  * @bits:              accuracy of the DAC in bits
  * @storagebits:       number of bits written to the DAC
  * @left_shift:                number of bits the datum must be shifted
- * @sign:              data representation [s]igned or [u]nsigned
  * @int_vref_mv:       AD5620/40/60: the internal reference voltage
- * @store_sample:      chip specifc helper function to store the datum
+ * @store_sample:      chip specific helper function to store the datum
  */
 
 struct ad5446_chip_info {
        u8                              bits;
        u8                              storagebits;
        u8                              left_shift;
-       char                            sign;
        u16                             int_vref_mv;
        void (*store_sample)            (struct ad5446_state *st, unsigned val);
 };