[PATCH 2/6] iio: dac: ad5380: Constify struct iio_chan_spec_ext_info

Rikard Falkeborn
2020-05-26T21:02:55Z

ad5380_ext_info is not modified and can be made const to allow the
compiler to put it in read-only memory.

Before:
text data bss dec hex filename
12060 3280 192 15532 3cac drivers/iio/dac/ad5380.o

After:
text data bss dec hex filename
12252 3088 192 15532 3cac drivers/iio/dac/ad5380.o

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com>
---
drivers/iio/dac/ad5380.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/dac/ad5380.c b/drivers/iio/dac/ad5380.c
index b37e5675f716..04c74cc1a4ec 100644
--- a/drivers/iio/dac/ad5380.c
+++ b/drivers/iio/dac/ad5380.c
@@ -240,7 +240,7 @@ static const struct iio_info ad5380_info = {
.write_raw = ad5380_write_raw,
};

-static struct iio_chan_spec_ext_info ad5380_ext_info[] = {
+static const struct iio_chan_spec_ext_info ad5380_ext_info[] = {
{
.name = "powerdown",
.read = ad5380_read_dac_powerdown,
--
2.26.2