media: cxd2820r: make arrays tab static const, makes object smaller

Don't populate the array tab on the stack but instead make it
static const. Makes the object size smaller by 170 bytes in total.

Before:
   text    data     bss     dec     hex filename
   7045    1736       0    8781    224d media/dvb-frontends/cxd2820r_c.o
   8800	   2216	      0	  11016	   2b08	media/dvb-frontends/cxd2820r_t.o
   8981	   2120	      0	  11101	   2b5d	media/dvb-frontends/cxd2820r_t2.o

After:
   text    data     bss     dec     hex filename
   6896    1832       0    8728    2218 media/dvb-frontends/cxd2820r_c.o
   8651	   2312	      0	  10963	   2ad3	media/dvb-frontends/cxd2820r_t.o
   8853	   2184	      0	  11037	   2b1d	media/dvb-frontends/cxd2820r_t2.o

(gcc version 9.2.1, amd64)

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>

diff --git a/drivers/media/dvb-frontends/cxd2820r_c.c b/drivers/media/dvb-frontends/cxd2820r_c.c
index 6f7eedb4c00e322e46b2504651c1917e5f896d48..0ba382948c5175c61522315fdd2a6e94ebb89e8f 100644 (file)
--- a/drivers/media/dvb-frontends/cxd2820r_c.c
+++ b/drivers/media/dvb-frontends/cxd2820r_c.c
@@ -298,7 +298,7 @@ int cxd2820r_sleep_c(struct dvb_frontend *fe)
        struct cxd2820r_priv *priv = fe->demodulator_priv;
        struct i2c_client *client = priv->client[0];
        int ret;
-       struct reg_val_mask tab[] = {
+       static const struct reg_val_mask tab[] = {
                { 0x000ff, 0x1f, 0xff },
                { 0x00085, 0x00, 0xff },
                { 0x00088, 0x01, 0xff },

diff --git a/drivers/media/dvb-frontends/cxd2820r_t.c b/drivers/media/dvb-frontends/cxd2820r_t.c
index d56c6f7881966cbb077549b0945da8fb13602003..fbdfa6bf38dcee538a348cb139b0a777f7148787 100644 (file)
--- a/drivers/media/dvb-frontends/cxd2820r_t.c
+++ b/drivers/media/dvb-frontends/cxd2820r_t.c
@@ -392,7 +392,7 @@ int cxd2820r_sleep_t(struct dvb_frontend *fe)
        struct cxd2820r_priv *priv = fe->demodulator_priv;
        struct i2c_client *client = priv->client[0];
        int ret;
-       struct reg_val_mask tab[] = {
+       static struct reg_val_mask tab[] = {
                { 0x000ff, 0x1f, 0xff },
                { 0x00085, 0x00, 0xff },
                { 0x00088, 0x01, 0xff },

diff --git a/drivers/media/dvb-frontends/cxd2820r_t2.c b/drivers/media/dvb-frontends/cxd2820r_t2.c
index f924a80b968a2bfe8c45999d45c7a3782ccb7923..34ef2bb2de34afa7f37089991c2c9e05b4e1f95f 100644 (file)
--- a/drivers/media/dvb-frontends/cxd2820r_t2.c
+++ b/drivers/media/dvb-frontends/cxd2820r_t2.c
@@ -386,7 +386,7 @@ int cxd2820r_sleep_t2(struct dvb_frontend *fe)
        struct cxd2820r_priv *priv = fe->demodulator_priv;
        struct i2c_client *client = priv->client[0];
        int ret;
-       struct reg_val_mask tab[] = {
+       static const struct reg_val_mask tab[] = {
                { 0x000ff, 0x1f, 0xff },
                { 0x00085, 0x00, 0xff },
                { 0x00088, 0x01, 0xff },