[PATCH 1/2] powercap/drivers/dtpm: Constify powercap_zone_{,constraint_}ops

From: Rikard Falkeborn
Date: Thu Dec 02 2021 - 09:37:51 EST


These are only passed as input to powercap_register_zone() which takes
pointers to const powercap_zone_ops and powercap_zone_constraint_ops.
Make them const to allow the compiler to put them in read-only memory.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@xxxxxxxxx>
---
drivers/powercap/dtpm.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/powercap/dtpm.c b/drivers/powercap/dtpm.c
index b9fac786246a..d7ac5e79fee1 100644
--- a/drivers/powercap/dtpm.c
+++ b/drivers/powercap/dtpm.c
@@ -341,7 +341,7 @@ static int get_max_power_uw(struct powercap_zone *pcz, int id, u64 *max_power)
return 0;
}

-static struct powercap_zone_constraint_ops constraint_ops = {
+static const struct powercap_zone_constraint_ops constraint_ops = {
.set_power_limit_uw = set_power_limit_uw,
.get_power_limit_uw = get_power_limit_uw,
.set_time_window_us = set_time_window_us,
@@ -350,7 +350,7 @@ static struct powercap_zone_constraint_ops constraint_ops = {
.get_name = get_constraint_name,
};

-static struct powercap_zone_ops zone_ops = {
+static const struct powercap_zone_ops zone_ops = {
.get_max_power_range_uw = get_max_power_range_uw,
.get_power_uw = get_power_uw,
.release = dtpm_release_zone,
--
2.34.1