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 8836 744 0 9580 256c drivers/gpu/drm/armada/armada_crtc.o File size after constify armada_lcd_of_match: text data bss dec hex filename 9220 328 0 9548 254c drivers/gpu/drm/armada/armada_crtc.o Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com> --- drivers/gpu/drm/armada/armada_crtc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 4fe19fd..94b76bd 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -1364,7 +1364,7 @@ static int armada_lcd_remove(struct platform_device *pdev) return 0; } -static struct of_device_id armada_lcd_of_match[] = { +static const struct of_device_id armada_lcd_of_match[] = { { .compatible = "marvell,dove-lcd", .data = &armada510_ops, -- 1.9.1