media: davinci: make ccdc_hw_device structures const

Make these structures const as they are only getting passed to the
functions vpfe_{register/unregister}_ccdc_device having the argument as
const.

Structures found using Coccinelle and changes done by hand.
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

drivers/media/platform/davinci/dm355_ccdc.c

@@ -841,7 +841,7 @@ static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params)
 	return 0;
 }
 
-static struct ccdc_hw_device ccdc_hw_dev = {
+static const struct ccdc_hw_device ccdc_hw_dev = {
 	.name = "DM355 CCDC",
 	.owner = THIS_MODULE,
 	.hw_ops = {

drivers/media/platform/davinci/dm644x_ccdc.c

@@ -776,7 +776,7 @@ static void ccdc_restore_context(void)
 	regw(ccdc_ctx[CCDC_VP_OUT >> 2], CCDC_VP_OUT);
 	regw(ccdc_ctx[CCDC_PCR >> 2], CCDC_PCR);
 }
-static struct ccdc_hw_device ccdc_hw_dev = {
+static const struct ccdc_hw_device ccdc_hw_dev = {
 	.name = "DM6446 CCDC",
 	.owner = THIS_MODULE,
 	.hw_ops = {

drivers/media/platform/davinci/isif.c

@@ -1000,7 +1000,7 @@ static int isif_close(struct device *device)
 	return 0;
 }
 
-static struct ccdc_hw_device isif_hw_dev = {
+static const struct ccdc_hw_device isif_hw_dev = {
 	.name = "ISIF",
 	.owner = THIS_MODULE,
 	.hw_ops = {