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Commit ec8fe6c9 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] cx24120: constify static data 



Use const on the static data, as gcc may optimize better the
code. Also, would prevent that some code would override the
data there.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: default avatarPatrick Boettcher <patrick.boettcher@posteo.de>
parent 5b8bc802

drivers/media/dvb-frontends/cx24120.c

+12 −6
Original line number Diff line number Diff line
@@ -704,12 +704,14 @@ static int cx24120_read_status(struct dvb_frontend *fe, fe_status_t *status) 
 * Used for decoding the REG_FECMODE register

 * once tuned in.

 */

static struct cx24120_modfec {

struct cx24120_modfec {

	fe_delivery_system_t delsys;

	fe_modulation_t mod;

	fe_code_rate_t fec;

	u8 val;

} modfec_lookup_table[] = {

};



static const struct cx24120_modfec modfec_lookup_table[] = {

	/*delsys     mod    fec       val */

	{ SYS_DVBS,  QPSK,  FEC_1_2,  0x01 },

	{ SYS_DVBS,  QPSK,  FEC_2_3,  0x02 },
@@ -784,7 +786,7 @@ static int cx24120_get_fec(struct dvb_frontend *fe) 
 * There's probably some way of calculating these but I

 * can't determine the pattern

 */

static struct cx24120_clock_ratios_table {

struct cx24120_clock_ratios_table {

	fe_delivery_system_t delsys;

	fe_pilot_t pilot;

	fe_modulation_t mod;
@@ -792,7 +794,9 @@ static struct cx24120_clock_ratios_table { 
	u32 m_rat;

	u32 n_rat;

	u32 rate;

} clock_ratios_table[] = {

};



static const struct cx24120_clock_ratios_table clock_ratios_table[] = {

	/*delsys     pilot      mod    fec       m_rat    n_rat   rate */

	{ SYS_DVBS2, PILOT_OFF, QPSK,  FEC_1_2,  273088,  254505, 274 },

	{ SYS_DVBS2, PILOT_OFF, QPSK,  FEC_3_5,  17272,   13395,  330 },
@@ -921,12 +925,14 @@ static int cx24120_set_inversion(struct cx24120_state *state, 
}



/* FEC lookup table for tuning */

static struct cx24120_modfec_table {

struct cx24120_modfec_table {

	fe_delivery_system_t delsys;

	fe_modulation_t mod;

	fe_code_rate_t fec;

	u8 val;

} modfec_table[] = {

};



static const struct cx24120_modfec_table modfec_table[] = {

	/*delsys     mod    fec       val */

	{ SYS_DVBS,  QPSK,  FEC_1_2,  0x2e },

	{ SYS_DVBS,  QPSK,  FEC_2_3,  0x2f },