iio: chemical: bme680: Constify struct regmap_bus

`bme680_regmap_bus` is not modified and can be declared as const to
move its data to a read-only section.

Signed-off-by: Javier Carrasco <javier.carrasco.cruz@gmail.com>
Tested-By: Vasileios Amoiridis <vassilisamir@gmail.com>
Link: https://patch.msgid.link/20240703-iio-cont-regmap_bus-v1-5-34754f355b65@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/chemical/bme680_spi.c b/drivers/iio/chemical/bme680_spi.c
index 4404d42ae5ec4d4fce851a186e416fb9c23efdd3..7c54bd17d4b06dd352083a481d6c0f5eb8f606ad 100644 (file)
--- a/drivers/iio/chemical/bme680_spi.c
+++ b/drivers/iio/chemical/bme680_spi.c
@@ -100,7 +100,7 @@ static int bme680_regmap_spi_read(void *context, const void *reg,
        return spi_write_then_read(spi, &addr, 1, val, val_size);
 }
 
-static struct regmap_bus bme680_regmap_bus = {
+static const struct regmap_bus bme680_regmap_bus = {
        .write = bme680_regmap_spi_write,
        .read = bme680_regmap_spi_read,
        .reg_format_endian_default = REGMAP_ENDIAN_BIG,