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iio: dac: ltc2688: make ltc2688_dither_ext_info const 

Add const qualifier to struct iio_chan_spec_ext_info
ltc2688_dither_ext_info[]. This is read-only data so it can be made
const.

Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20250628-iio-const-data-16-v1-1-9b6514588b05@baylibre.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
David Lechner 2025-06-28 12:15:24 -05:00 committed by Jonathan Cameron
parent f7f9a33734
commit ca494204c6
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/dac/ltc2688.c
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@ -622,7 +622,7 @@ static const struct iio_chan_spec_ext_info ltc2688_toggle_ext_info[] = {
{ }
};
static struct iio_chan_spec_ext_info ltc2688_dither_ext_info[] = {
static const struct iio_chan_spec_ext_info ltc2688_dither_ext_info[] = {
LTC2688_CHAN_EXT_INFO("dither_raw", LTC2688_INPUT_B, IIO_SEPARATE,
ltc2688_dac_input_read, ltc2688_dac_input_write),
LTC2688_CHAN_EXT_INFO("dither_raw_available", LTC2688_INPUT_B_AVAIL,