staging:iio:trivial sparse related cleanups.

Getting rid of messages that make it harder to spot important issues.
Some code removed that will be useful one day.  Can put it back then.

Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 0 insertions, 68 deletions

diff --git a/drivers/staging/iio/accel/sca3000_ring.c b/drivers/staging/iio/accel/sca3000_ring.c
index a704c75fffc2..3e608619412e 100644
--- a/drivers/staging/iio/accel/sca3000_ring.c
+++ b/drivers/staging/iio/accel/sca3000_ring.c
@@ -226,74 +226,6 @@ static IIO_DEVICE_ATTR(75_percent, S_IRUGO | S_IWUSR,
 		       sca3000_set_ring_int,
 		       SCA3000_INT_MASK_RING_THREE_QUARTER);
 
-
-/**
- * sca3000_show_ring_bpse() -sysfs function to query bits per sample from ring
- * @dev: ring buffer device
- * @attr: this device attribute
- * @buf: buffer to write to
- **/
-static ssize_t sca3000_show_ring_bpse(struct device *dev,
-				      struct device_attribute *attr,
-				      char *buf)
-{
-	int len = 0, ret;
-	struct iio_ring_buffer *ring = dev_get_drvdata(dev);
-	struct iio_dev *indio_dev = ring->indio_dev;
-	struct sca3000_state *st = iio_priv(indio_dev);
-
-	mutex_lock(&st->lock);
-	ret = sca3000_read_data_short(st, SCA3000_REG_ADDR_MODE, 1);
-	if (ret)
-		goto error_ret;
-	if (st->rx[0] & SCA3000_RING_BUF_8BIT)
-		len = sprintf(buf, "s8/8\n");
-	else
-		len = sprintf(buf, "s11/16\n");
-error_ret:
-	mutex_unlock(&st->lock);
-
-	return ret ? ret : len;
-}
-
-/**
- * sca3000_store_ring_bpse() - bits per scan element
- * @dev: ring buffer device
- * @attr: attribute called from
- * @buf: input from userspace
- * @len: length of input
- **/
-static ssize_t sca3000_store_ring_bpse(struct device *dev,
-				      struct device_attribute *attr,
-				      const char *buf,
-				      size_t len)
-{
-	struct iio_ring_buffer *ring = dev_get_drvdata(dev);
-	struct iio_dev *indio_dev = ring->indio_dev;
-	struct sca3000_state *st = iio_priv(indio_dev);
-	int ret;
-
-	mutex_lock(&st->lock);
-
-	ret = sca3000_read_data_short(st, SCA3000_REG_ADDR_MODE, 1);
-	if (ret)
-		goto error_ret;
-	if (sysfs_streq(buf, "s8/8")) {
-		ret = sca3000_write_reg(st, SCA3000_REG_ADDR_MODE,
-					st->rx[0] | SCA3000_RING_BUF_8BIT);
-		st->bpse = 8;
-	} else if (sysfs_streq(buf, "s11/16")) {
-		ret = sca3000_write_reg(st, SCA3000_REG_ADDR_MODE,
-					st->rx[0] & ~SCA3000_RING_BUF_8BIT);
-		st->bpse = 11;
-	} else
-		ret = -EINVAL;
-error_ret:
-	mutex_unlock(&st->lock);
-
-	return ret ? ret : len;
-}
-
 static ssize_t sca3000_show_buffer_scale(struct device *dev,
 					 struct device_attribute *attr,
 					 char *buf)