V4L/DVB: drivers/media: Make static data tables and strings const

Making static data const avoids allocation of additional r/w memory and
reduces initialisation time.  It also provides some additional opportunities
for compiler optimisations.

Signed-off-by: Lawrence Rust <lvr@softsystem.co.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

2 files changed, 3 insertions, 3 deletions

diff --git a/drivers/media/common/tuners/xc5000.c b/drivers/media/common/tuners/xc5000.c
index d2b2c12a5561..76ac5cd84af7 100644
--- a/drivers/media/common/tuners/xc5000.c
+++ b/drivers/media/common/tuners/xc5000.c
@@ -1042,7 +1042,7 @@ static const struct dvb_tuner_ops xc5000_tuner_ops = {
 
 struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
                                    struct i2c_adapter *i2c,
-                                   struct xc5000_config *cfg)
+                                   const struct xc5000_config *cfg)
 {
         struct xc5000_priv *priv = NULL;
         int instance;
diff --git a/drivers/media/common/tuners/xc5000.h b/drivers/media/common/tuners/xc5000.h
index e6d7236c9ea1..3756e73649be 100644
--- a/drivers/media/common/tuners/xc5000.h
+++ b/drivers/media/common/tuners/xc5000.h
@@ -53,11 +53,11 @@ struct xc5000_config {
     (defined(CONFIG_MEDIA_TUNER_XC5000_MODULE) && defined(MODULE))
 extern struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
                                           struct i2c_adapter *i2c,
-                                          struct xc5000_config *cfg);
+                                          const struct xc5000_config *cfg);
 #else
 static inline struct dvb_frontend *xc5000_attach(struct dvb_frontend *fe,
                                                  struct i2c_adapter *i2c,
-                                                 struct xc5000_config *cfg)
+                                                 const struct xc5000_config *cfg)
 {
         printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
         return NULL;