net: dsa: ar9331: constify struct regmap_bus

`ar9331_sw_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>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Link: https://patch.msgid.link/20240703-net-const-regmap-v1-4-ff4aeceda02c@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c
index 968cb81088bfdcf445bf5aabd1ec1a95c9b6cc0d..e9f2c67bc15f5dae364ca071619add734004c085 100644 (file)
--- a/drivers/net/dsa/qca/ar9331.c
+++ b/drivers/net/dsa/qca/ar9331.c
@@ -1021,7 +1021,7 @@ static const struct regmap_config ar9331_mdio_regmap_config = {
        .cache_type = REGCACHE_MAPLE,
 };
 
-static struct regmap_bus ar9331_sw_bus = {
+static const struct regmap_bus ar9331_sw_bus = {
        .reg_format_endian_default = REGMAP_ENDIAN_NATIVE,
        .val_format_endian_default = REGMAP_ENDIAN_NATIVE,
        .read = ar9331_mdio_read,