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-rw-r--r--include/linux/dim.h3
-rw-r--r--lib/dim/dim.c3
2 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/dim.h b/include/linux/dim.h
index 1b581ff25a15..84579a50ae7f 100644
--- a/include/linux/dim.h
+++ b/include/linux/dim.h
@@ -351,7 +351,8 @@ void dim_park_tired(struct dim *dim);
* Takes into consideration counter wrap-around.
* Returned boolean indicates whether curr_stats are reliable.
*/
-bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
+bool dim_calc_stats(const struct dim_sample *start,
+ const struct dim_sample *end,
struct dim_stats *curr_stats);
/**
diff --git a/lib/dim/dim.c b/lib/dim/dim.c
index 83b65ac74d73..97c3d084ebf0 100644
--- a/lib/dim/dim.c
+++ b/lib/dim/dim.c
@@ -54,7 +54,8 @@ void dim_park_tired(struct dim *dim)
}
EXPORT_SYMBOL(dim_park_tired);
-bool dim_calc_stats(struct dim_sample *start, struct dim_sample *end,
+bool dim_calc_stats(const struct dim_sample *start,
+ const struct dim_sample *end,
struct dim_stats *curr_stats)
{
/* u32 holds up to 71 minutes, should be enough */