diff options
author | Daniel Scheller <d.scheller@gmx.net> | 2017-07-23 06:13:11 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-08-20 07:14:09 -0400 |
commit | ddb6a90dcd008c35b2c9a71a97eab69dc4c04b10 (patch) | |
tree | 500624b960db30b59b7bab7dc364ab385ae64a8d /drivers/media/dvb-frontends/stv0910.c | |
parent | 448461af0e19ca2cc91694f41735c87854df4dd9 (diff) | |
download | op-kernel-dev-ddb6a90dcd008c35b2c9a71a97eab69dc4c04b10.zip op-kernel-dev-ddb6a90dcd008c35b2c9a71a97eab69dc4c04b10.tar.gz |
media: dvb-frontends/stv0910: further coding style cleanup
Fixes up all remainders reported by "checkpatch.pl --strict"
Signed-off-by: Daniel Scheller <d.scheller@gmx.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/dvb-frontends/stv0910.c')
-rw-r--r-- | drivers/media/dvb-frontends/stv0910.c | 93 |
1 files changed, 46 insertions, 47 deletions
diff --git a/drivers/media/dvb-frontends/stv0910.c b/drivers/media/dvb-frontends/stv0910.c index 17c7170..a0eb437 100644 --- a/drivers/media/dvb-frontends/stv0910.c +++ b/drivers/media/dvb-frontends/stv0910.c @@ -71,7 +71,7 @@ static inline u32 muldiv32(u32 a, u32 b, u32 c) tmp64 = (u64)a * (u64)b; do_div(tmp64, c); - return (u32) tmp64; + return (u32)tmp64; } struct stv_base { @@ -79,8 +79,8 @@ struct stv_base { u8 adr; struct i2c_adapter *i2c; - struct mutex i2c_lock; - struct mutex reg_lock; + struct mutex i2c_lock; /* shared I2C access protect */ + struct mutex reg_lock; /* shared register write protect */ int count; u32 extclk; @@ -146,8 +146,8 @@ static inline int i2c_write(struct i2c_adapter *adap, u8 adr, if (i2c_transfer(adap, &msg, 1) != 1) { dev_warn(&adap->dev, "i2c write error ([%02x] %04x: %02x)\n", - adr, (data[0] << 8) | data[1], - (len > 2 ? data[2] : 0)); + adr, (data[0] << 8) | data[1], + (len > 2 ? data[2] : 0)); return -EREMOTEIO; } return 0; @@ -166,7 +166,7 @@ static int write_reg(struct stv *state, u16 reg, u8 val) } static inline int i2c_read_regs16(struct i2c_adapter *adapter, u8 adr, - u16 reg, u8 *val, int count) + u16 reg, u8 *val, int count) { u8 msg[2] = {reg >> 8, reg & 0xff}; struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0, @@ -176,7 +176,7 @@ static inline int i2c_read_regs16(struct i2c_adapter *adapter, u8 adr, if (i2c_transfer(adapter, msgs, 2) != 2) { dev_warn(&adapter->dev, "i2c read error ([%02x] %04x)\n", - adr, reg); + adr, reg); return -EREMOTEIO; } return 0; @@ -185,7 +185,7 @@ static inline int i2c_read_regs16(struct i2c_adapter *adapter, u8 adr, static int read_reg(struct stv *state, u16 reg, u8 *val) { return i2c_read_regs16(state->base->i2c, state->base->adr, - reg, val, 1); + reg, val, 1); } static int read_regs(struct stv *state, u16 reg, u8 *val, int len) @@ -473,16 +473,16 @@ static int get_cur_symbol_rate(struct stv *state, u32 *p_symbol_rate) read_reg(state, RSTV0910_P2_TMGREG1 + state->regoff, &tim_offs1); read_reg(state, RSTV0910_P2_TMGREG0 + state->regoff, &tim_offs0); - symbol_rate = ((u32) symb_freq3 << 24) | ((u32) symb_freq2 << 16) | - ((u32) symb_freq1 << 8) | (u32) symb_freq0; - timing_offset = ((u32) tim_offs2 << 16) | ((u32) tim_offs1 << 8) | - (u32) tim_offs0; + symbol_rate = ((u32)symb_freq3 << 24) | ((u32)symb_freq2 << 16) | + ((u32)symb_freq1 << 8) | (u32)symb_freq0; + timing_offset = ((u32)tim_offs2 << 16) | ((u32)tim_offs1 << 8) | + (u32)tim_offs0; - if ((timing_offset & (1<<23)) != 0) + if ((timing_offset & (1 << 23)) != 0) timing_offset |= 0xFF000000; /* Sign extent */ - symbol_rate = (u32) (((u64) symbol_rate * state->base->mclk) >> 32); - timing_offset = (s32) (((s64) symbol_rate * (s64) timing_offset) >> 29); + symbol_rate = (u32)(((u64)symbol_rate * state->base->mclk) >> 32); + timing_offset = (s32)(((s64)symbol_rate * (s64)timing_offset) >> 29); *p_symbol_rate = symbol_rate + timing_offset; @@ -498,9 +498,9 @@ static int get_signal_parameters(struct stv *state) if (state->receive_mode == RCVMODE_DVBS2) { read_reg(state, RSTV0910_P2_DMDMODCOD + state->regoff, &tmp); - state->mod_cod = (enum fe_stv0910_mod_cod) ((tmp & 0x7c) >> 2); + state->mod_cod = (enum fe_stv0910_mod_cod)((tmp & 0x7c) >> 2); state->pilots = (tmp & 0x01) != 0; - state->fectype = (enum dvbs2_fectype) ((tmp & 0x02) >> 1); + state->fectype = (enum dvbs2_fectype)((tmp & 0x02) >> 1); } else if (state->receive_mode == RCVMODE_DVBS) { read_reg(state, RSTV0910_P2_VITCURPUN + state->regoff, &tmp); @@ -586,7 +586,7 @@ static int tracking_optimization(struct stv *state) } static s32 table_lookup(struct slookup *table, - int table_size, u32 reg_value) + int table_size, u32 reg_value) { s32 value; int imin = 0; @@ -595,15 +595,15 @@ static s32 table_lookup(struct slookup *table, s32 reg_diff; /* Assumes Table[0].RegValue > Table[imax].RegValue */ - if (reg_value >= table[0].reg_value) + if (reg_value >= table[0].reg_value) { value = table[0].value; - else if (reg_value <= table[imax].reg_value) + } else if (reg_value <= table[imax].reg_value) { value = table[imax].value; - else { - while (imax-imin > 1) { + } else { + while ((imax - imin) > 1) { i = (imax + imin) / 2; if ((table[imin].reg_value >= reg_value) && - (reg_value >= table[i].reg_value)) + (reg_value >= table[i].reg_value)) imax = i; else imin = i; @@ -649,13 +649,13 @@ static int get_signal_to_noise(struct stv *state, s32 *signal_to_noise) n_lookup = ARRAY_SIZE(s1_sn_lookup); lookup = s1_sn_lookup; } - data = (((u16)data1) << 8) | (u16) data0; + data = (((u16)data1) << 8) | (u16)data0; *signal_to_noise = table_lookup(lookup, n_lookup, data); return 0; } static int get_bit_error_rate_s(struct stv *state, u32 *bernumerator, - u32 *berdenominator) + u32 *berdenominator) { u8 regs[3]; @@ -669,8 +669,8 @@ static int get_bit_error_rate_s(struct stv *state, u32 *bernumerator, if ((regs[0] & 0x80) == 0) { state->last_berdenominator = 1 << ((state->berscale * 2) + 10 + 3); - state->last_bernumerator = ((u32) (regs[0] & 0x7F) << 16) | - ((u32) regs[1] << 8) | regs[2]; + state->last_bernumerator = ((u32)(regs[0] & 0x7F) << 16) | + ((u32)regs[1] << 8) | regs[2]; if (state->last_bernumerator < 256 && state->berscale < 6) { state->berscale += 1; status = write_reg(state, RSTV0910_P2_ERRCTRL1 + @@ -730,7 +730,7 @@ static u32 dvbs2_nbch(enum dvbs2_mod_cod mod_cod, enum dvbs2_fectype fectype) } static int get_bit_error_rate_s2(struct stv *state, u32 *bernumerator, - u32 *berdenominator) + u32 *berdenominator) { u8 regs[3]; @@ -742,11 +742,11 @@ static int get_bit_error_rate_s2(struct stv *state, u32 *bernumerator, if ((regs[0] & 0x80) == 0) { state->last_berdenominator = - dvbs2_nbch((enum dvbs2_mod_cod) state->mod_cod, + dvbs2_nbch((enum dvbs2_mod_cod)state->mod_cod, state->fectype) << (state->berscale * 2); - state->last_bernumerator = (((u32) regs[0] & 0x7F) << 16) | - ((u32) regs[1] << 8) | regs[2]; + state->last_bernumerator = (((u32)regs[0] & 0x7F) << 16) | + ((u32)regs[1] << 8) | regs[2]; if (state->last_bernumerator < 256 && state->berscale < 6) { state->berscale += 1; write_reg(state, RSTV0910_P2_ERRCTRL1 + state->regoff, @@ -764,7 +764,7 @@ static int get_bit_error_rate_s2(struct stv *state, u32 *bernumerator, } static int get_bit_error_rate(struct stv *state, u32 *bernumerator, - u32 *berdenominator) + u32 *berdenominator) { *bernumerator = 0; *berdenominator = 1; @@ -1211,7 +1211,6 @@ static int probe(struct stv *state) return 0; } - static int gate_ctrl(struct dvb_frontend *fe, int enable) { struct stv *state = fe->demodulator_priv; @@ -1273,9 +1272,9 @@ static int manage_matype_info(struct stv *state) u8 bbheader[2]; read_regs(state, RSTV0910_P2_MATSTR1 + state->regoff, - bbheader, 2); + bbheader, 2); state->feroll_off = - (enum fe_stv0910_roll_off) (bbheader[0] & 0x03); + (enum fe_stv0910_roll_off)(bbheader[0] & 0x03); state->is_vcm = (bbheader[0] & 0x10) == 0; state->is_standard_broadcast = (bbheader[0] & 0xFC) == 0xF0; } else if (state->receive_mode == RCVMODE_DVBS) { @@ -1295,8 +1294,9 @@ static int read_snr(struct dvb_frontend *fe) if (!get_signal_to_noise(state, &snrval)) { p->cnr.stat[0].scale = FE_SCALE_DECIBEL; p->cnr.stat[0].uvalue = 100 * snrval; /* fix scale */ - } else + } else { p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + } return 0; } @@ -1328,12 +1328,12 @@ static void read_signal_strength(struct dvb_frontend *fe) read_regs(state, RSTV0910_P2_AGCIQIN1 + state->regoff, reg, 2); - agc = (((u32) reg[0]) << 8) | reg[1]; + agc = (((u32)reg[0]) << 8) | reg[1]; for (i = 0; i < 5; i += 1) { read_regs(state, RSTV0910_P2_POWERI + state->regoff, reg, 2); - power += (u32) reg[0] * (u32) reg[0] - + (u32) reg[1] * (u32) reg[1]; + power += (u32)reg[0] * (u32)reg[0] + + (u32)reg[1] * (u32)reg[1]; usleep_range(3000, 4000); } power /= 5; @@ -1490,9 +1490,9 @@ static int read_status(struct dvb_frontend *fe, enum fe_status *status) p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; /* read ber */ - if (*status & FE_HAS_VITERBI) + if (*status & FE_HAS_VITERBI) { read_ber(fe); - else { + } else { p->pre_bit_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; p->pre_bit_count.stat[0].scale = FE_SCALE_NOT_AVAILABLE; } @@ -1584,7 +1584,6 @@ static int tune(struct dvb_frontend *fe, bool re_tune, return 0; } - static int get_algo(struct dvb_frontend *fe) { return DVBFE_ALGO_HW; @@ -1697,7 +1696,7 @@ static struct dvb_frontend_ops stv0910_ops = { .diseqc_send_burst = send_burst, }; -static struct stv_base *match_base(struct i2c_adapter *i2c, u8 adr) +static struct stv_base *match_base(struct i2c_adapter *i2c, u8 adr) { struct stv_base *p; @@ -1728,7 +1727,7 @@ struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c, struct stv *state; struct stv_base *base; - state = kzalloc(sizeof(struct stv), GFP_KERNEL); + state = kzalloc(sizeof(*state), GFP_KERNEL); if (!state) return NULL; @@ -1749,7 +1748,7 @@ struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c, base->count++; state->base = base; } else { - base = kzalloc(sizeof(struct stv_base), GFP_KERNEL); + base = kzalloc(sizeof(*base), GFP_KERNEL); if (!base) goto fail; base->i2c = i2c; @@ -1762,7 +1761,7 @@ struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c, state->base = base; if (probe(state) < 0) { dev_info(&i2c->dev, "No demod found at adr %02X on %s\n", - cfg->adr, dev_name(&i2c->dev)); + cfg->adr, dev_name(&i2c->dev)); kfree(base); goto fail; } @@ -1773,7 +1772,7 @@ struct dvb_frontend *stv0910_attach(struct i2c_adapter *i2c, state->nr = nr; dev_info(&i2c->dev, "%s demod found at adr %02X on %s\n", - state->fe.ops.info.name, cfg->adr, dev_name(&i2c->dev)); + state->fe.ops.info.name, cfg->adr, dev_name(&i2c->dev)); stv0910_init_stats(state); |