[PATCH] drm: sti: sti_dvo: make of_device_ids const.
Arvind Yadav
arvind.yadav.cs at gmail.com
Tue Jun 20 04:42:11 UTC 2017
of_device_ids are not supposed to change at runtime. All functions
working with of_device_ids provided by <linux/of.h> work with const
of_device_ids. So mark the non-const structs as const.
File size before:
text data bss dec hex filename
4222 664 0 4886 1316 drivers/gpu/drm/sti/sti_dvo.o
File size after constify dvo_of_match:
text data bss dec hex filename
4638 248 0 4886 1316 drivers/gpu/drm/sti/sti_dvo.o
Signed-off-by: Arvind Yadav <arvind.yadav.cs at gmail.com>
---
drivers/gpu/drm/sti/sti_dvo.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/sti/sti_dvo.c b/drivers/gpu/drm/sti/sti_dvo.c
index bb23318..f06c06e 100644
--- a/drivers/gpu/drm/sti/sti_dvo.c
+++ b/drivers/gpu/drm/sti/sti_dvo.c
@@ -583,7 +583,7 @@ static int sti_dvo_remove(struct platform_device *pdev)
return 0;
}
-static struct of_device_id dvo_of_match[] = {
+static const struct of_device_id dvo_of_match[] = {
{ .compatible = "st,stih407-dvo", },
{ /* end node */ }
};
--
1.9.1
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