const: constify remaining dev_pm_ops

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 33d94f7..2765915 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -489,7 +489,7 @@
 	return 0;
 }
 
-static struct dev_pm_ops s3c24xx_spi_pmops = {
+static const struct dev_pm_ops s3c24xx_spi_pmops = {
 	.suspend	= s3c24xx_spi_suspend,
 	.resume		= s3c24xx_spi_resume,
 };