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| author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-05-19 08:19:47 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-05-20 08:54:41 -0300 |
| commit | ec8fe6c92576a0d6e2b04df2ef139125c3f341b5 (patch) | |
| tree | b31e7670c8a82fdee49c441e9a78b64ce3159c17 /drivers/media/dvb-frontends/cx24120.c | |
| parent | 5b8bc802e79f4f1df7fcf6999c910d6e231e3c95 (diff) | |
| download | op-kernel-dev-ec8fe6c92576a0d6e2b04df2ef139125c3f341b5.zip op-kernel-dev-ec8fe6c92576a0d6e2b04df2ef139125c3f341b5.tar.gz | |
[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: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@posteo.de>
Diffstat (limited to 'drivers/media/dvb-frontends/cx24120.c')
| -rw-r--r-- | drivers/media/dvb-frontends/cx24120.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/media/dvb-frontends/cx24120.c b/drivers/media/dvb-frontends/cx24120.c index 2dcd93f..2b3f83d 100644 --- a/drivers/media/dvb-frontends/cx24120.c +++ b/drivers/media/dvb-frontends/cx24120.c @@ -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 }, |
