From 1ff2e8ed28e96f49b0f98b9a86e755ddd1a1078b Mon Sep 17 00:00:00 2001 From: Patrick Boettcher Date: Tue, 28 Apr 2015 13:39:20 -0300 Subject: [media] cx24120: fix strict checkpatch-errors This patches fixes all checkpatch-errors. Even the ones created --strict. Signed-off-by: Patrick Boettcher Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-frontends/cx24120.c | 167 +++++++++++----------------------- drivers/media/dvb-frontends/cx24120.h | 11 +-- 2 files changed, 59 insertions(+), 119 deletions(-) (limited to 'drivers') diff --git a/drivers/media/dvb-frontends/cx24120.c b/drivers/media/dvb-frontends/cx24120.c index e09cab62b2c6..441a963e7acf 100644 --- a/drivers/media/dvb-frontends/cx24120.c +++ b/drivers/media/dvb-frontends/cx24120.c @@ -65,7 +65,6 @@ #define CX24120_REG_REVISION 0xff /* Chip revision (ro) */ - /* Command messages */ enum command_message_id { CMD_VCO_SET = 0x10, /* cmd.len = 12; */ @@ -131,7 +130,6 @@ struct cx24120_tuning { u8 pilot_val; }; - /* Private state */ struct cx24120_state { struct i2c_adapter *i2c; @@ -146,7 +144,6 @@ struct cx24120_state { struct cx24120_tuning dnxt; }; - /* Command message to firmware */ struct cx24120_cmd { u8 id; @@ -154,7 +151,6 @@ struct cx24120_cmd { u8 arg[CX24120_MAX_CMD_LEN]; }; - /* Read single register */ static int cx24120_readreg(struct cx24120_state *state, u8 reg) { @@ -185,7 +181,6 @@ static int cx24120_readreg(struct cx24120_state *state, u8 reg) return buf; } - /* Write single register */ static int cx24120_writereg(struct cx24120_state *state, u8 reg, u8 data) { @@ -201,7 +196,7 @@ static int cx24120_writereg(struct cx24120_state *state, u8 reg, u8 data) ret = i2c_transfer(state->i2c, &msg, 1); if (ret != 1) { err("Write error: i2c_write error(err == %i, 0x%02x: 0x%02x)\n", - ret, reg, data); + ret, reg, data); return ret; } @@ -211,10 +206,9 @@ static int cx24120_writereg(struct cx24120_state *state, u8 reg, u8 data) return 0; } - /* Write multiple registers in chunks of i2c_wr_max-sized buffers */ -static int cx24120_writeregN(struct cx24120_state *state, - u8 reg, const u8 *values, u16 len, u8 incr) +static int cx24120_writeregs(struct cx24120_state *state, + u8 reg, const u8 *values, u16 len, u8 incr) { int ret; u16 max = state->config->i2c_wr_max > 0 ? @@ -227,7 +221,7 @@ static int cx24120_writeregN(struct cx24120_state *state, }; msg.buf = kmalloc(max + 1, GFP_KERNEL); - if (msg.buf == NULL) + if (!msg.buf) return -ENOMEM; while (len) { @@ -250,7 +244,7 @@ static int cx24120_writeregN(struct cx24120_state *state, dev_dbg(&state->i2c->dev, "%s: reg=0x%02x; data=%*ph\n", - __func__, reg, msg.len, msg.buf+1); + __func__, reg, msg.len, msg.buf + 1); } ret = 0; @@ -260,18 +254,17 @@ out: return ret; } - static struct dvb_frontend_ops cx24120_ops; struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, - struct i2c_adapter *i2c) + struct i2c_adapter *i2c) { - struct cx24120_state *state = NULL; + struct cx24120_state *state; int demod_rev; info("Conexant cx24120/cx24118 - DVBS/S2 Satellite demod/tuner\n"); - state = kzalloc(sizeof(struct cx24120_state), GFP_KERNEL); - if (state == NULL) { + state = kzalloc(sizeof(*state), GFP_KERNEL); + if (!state) { err("Unable to allocate memory for cx24120_state\n"); goto error; } @@ -290,8 +283,7 @@ struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, info("Demod cx24120 rev. 0x05 detected.\n"); break; default: - err("Unsupported demod revision: 0x%x detected.\n", - demod_rev); + err("Unsupported demod revision: 0x%x detected.\n", demod_rev); goto error; } @@ -322,36 +314,32 @@ static int cx24120_test_rom(struct cx24120_state *state) return err; } - static int cx24120_read_snr(struct dvb_frontend *fe, u16 *snr) { struct cx24120_state *state = fe->demodulator_priv; - *snr = (cx24120_readreg(state, CX24120_REG_QUALITY_H)<<8) | + *snr = (cx24120_readreg(state, CX24120_REG_QUALITY_H) << 8) | (cx24120_readreg(state, CX24120_REG_QUALITY_L)); - dev_dbg(&state->i2c->dev, "%s: read SNR index = %d\n", - __func__, *snr); + dev_dbg(&state->i2c->dev, "%s: read SNR index = %d\n", __func__, *snr); return 0; } - static int cx24120_read_ber(struct dvb_frontend *fe, u32 *ber) { struct cx24120_state *state = fe->demodulator_priv; *ber = (cx24120_readreg(state, CX24120_REG_BER_HH) << 24) | (cx24120_readreg(state, CX24120_REG_BER_HL) << 16) | - (cx24120_readreg(state, CX24120_REG_BER_LH) << 8) | + (cx24120_readreg(state, CX24120_REG_BER_LH) << 8) | cx24120_readreg(state, CX24120_REG_BER_LL); - dev_dbg(&state->i2c->dev, "%s: read BER index = %d\n", - __func__, *ber); + dev_dbg(&state->i2c->dev, "%s: read BER index = %d\n", __func__, *ber); return 0; } static int cx24120_msg_mpeg_output_global_config(struct cx24120_state *state, - u8 flag); + u8 flag); /* Check if we're running a command that needs to disable mpeg out */ static void cx24120_check_cmd(struct cx24120_state *state, u8 id) @@ -370,10 +358,9 @@ static void cx24120_check_cmd(struct cx24120_state *state, u8 id) } } - /* Send a message to the firmware */ static int cx24120_message_send(struct cx24120_state *state, - struct cx24120_cmd *cmd) + struct cx24120_cmd *cmd) { int ret, ficus; @@ -383,7 +370,7 @@ static int cx24120_message_send(struct cx24120_state *state, } ret = cx24120_writereg(state, CX24120_REG_CMD_START, cmd->id); - ret = cx24120_writeregN(state, CX24120_REG_CMD_ARGS, &cmd->arg[0], + ret = cx24120_writeregs(state, CX24120_REG_CMD_ARGS, &cmd->arg[0], cmd->len, 1); ret = cx24120_writereg(state, CX24120_REG_CMD_END, 0x01); @@ -404,7 +391,7 @@ static int cx24120_message_send(struct cx24120_state *state, /* Send a message and fill arg[] with the results */ static int cx24120_message_sendrcv(struct cx24120_state *state, - struct cx24120_cmd *cmd, u8 numreg) + struct cx24120_cmd *cmd, u8 numreg) { int ret, i; @@ -422,15 +409,13 @@ static int cx24120_message_sendrcv(struct cx24120_state *state, /* Read numreg registers starting from register cmd->len */ for (i = 0; i < numreg; i++) - cmd->arg[i] = cx24120_readreg(state, (cmd->len+i+1)); + cmd->arg[i] = cx24120_readreg(state, (cmd->len + i + 1)); return 0; } - - static int cx24120_read_signal_strength(struct dvb_frontend *fe, - u16 *signal_strength) + u16 *signal_strength) { struct cx24120_state *state = fe->demodulator_priv; struct cx24120_cmd cmd; @@ -450,19 +435,18 @@ static int cx24120_read_signal_strength(struct dvb_frontend *fe, sigstr_h = (cx24120_readreg(state, CX24120_REG_SIGSTR_H) >> 6) << 8; sigstr_l = cx24120_readreg(state, CX24120_REG_SIGSTR_L); dev_dbg(&state->i2c->dev, "%s: Signal strength from firmware= 0x%x\n", - __func__, (sigstr_h | sigstr_l)); + __func__, (sigstr_h | sigstr_l)); /* cooked */ *signal_strength = ((sigstr_h | sigstr_l) << 5) & 0x0000ffff; dev_dbg(&state->i2c->dev, "%s: Signal strength= 0x%x\n", - __func__, *signal_strength); + __func__, *signal_strength); return 0; } - static int cx24120_msg_mpeg_output_global_config(struct cx24120_state *state, - u8 enable) + u8 enable) { struct cx24120_cmd cmd; int ret; @@ -478,20 +462,17 @@ static int cx24120_msg_mpeg_output_global_config(struct cx24120_state *state, if (ret != 0) { dev_dbg(&state->i2c->dev, "%s: Failed to set MPEG output to %s\n", - __func__, - (enable)?"enabled":"disabled"); + __func__, enable ? "enabled" : "disabled"); return ret; } state->mpeg_enabled = enable; dev_dbg(&state->i2c->dev, "%s: MPEG output %s\n", - __func__, - (enable)?"enabled":"disabled"); + __func__, enable ? "enabled" : "disabled"); return 0; } - static int cx24120_msg_mpeg_output_config(struct cx24120_state *state, u8 seq) { struct cx24120_cmd cmd; @@ -500,7 +481,7 @@ static int cx24120_msg_mpeg_output_config(struct cx24120_state *state, u8 seq) cmd.id = CMD_MPEG_INIT; cmd.len = 7; - cmd.arg[0] = seq; /* sequental number - can be 0,1,2 */ + cmd.arg[0] = seq; /* sequental number - can be 0,1,2 */ cmd.arg[1] = ((i.x1 & 0x01) << 1) | ((i.x1 >> 1) & 0x01); cmd.arg[2] = 0x05; cmd.arg[3] = 0x02; @@ -511,9 +492,8 @@ static int cx24120_msg_mpeg_output_config(struct cx24120_state *state, u8 seq) return cx24120_message_send(state, &cmd); } - static int cx24120_diseqc_send_burst(struct dvb_frontend *fe, - fe_sec_mini_cmd_t burst) + fe_sec_mini_cmd_t burst) { struct cx24120_state *state = fe->demodulator_priv; struct cx24120_cmd cmd; @@ -529,19 +509,18 @@ static int cx24120_diseqc_send_burst(struct dvb_frontend *fe, cmd.arg[0] = 0x00; if (burst) cmd.arg[1] = 0x01; + dev_dbg(&state->i2c->dev, "%s: burst sent.\n", __func__); return cx24120_message_send(state, &cmd); } - static int cx24120_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone) { struct cx24120_state *state = fe->demodulator_priv; struct cx24120_cmd cmd; - dev_dbg(&state->i2c->dev, "%s(%d)\n", - __func__, tone); + dev_dbg(&state->i2c->dev, "%s(%d)\n", __func__, tone); if ((tone != SEC_TONE_ON) && (tone != SEC_TONE_OFF)) { err("Invalid tone=%d\n", tone); @@ -553,32 +532,29 @@ static int cx24120_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone) cmd.arg[0] = 0x00; cmd.arg[1] = 0x00; cmd.arg[2] = 0x00; - cmd.arg[3] = (tone == SEC_TONE_ON)?0x01:0x00; + cmd.arg[3] = (tone == SEC_TONE_ON) ? 0x01 : 0x00; return cx24120_message_send(state, &cmd); } - static int cx24120_set_voltage(struct dvb_frontend *fe, - fe_sec_voltage_t voltage) + fe_sec_voltage_t voltage) { struct cx24120_state *state = fe->demodulator_priv; struct cx24120_cmd cmd; - dev_dbg(&state->i2c->dev, "%s(%d)\n", - __func__, voltage); + dev_dbg(&state->i2c->dev, "%s(%d)\n", __func__, voltage); cmd.id = CMD_SETVOLTAGE; cmd.len = 2; cmd.arg[0] = 0x00; - cmd.arg[1] = (voltage == SEC_VOLTAGE_18)?0x01:0x00; + cmd.arg[1] = (voltage == SEC_VOLTAGE_18) ? 0x01 : 0x00; return cx24120_message_send(state, &cmd); } - static int cx24120_send_diseqc_msg(struct dvb_frontend *fe, - struct dvb_diseqc_master_cmd *d) + struct dvb_diseqc_master_cmd *d) { struct cx24120_state *state = fe->demodulator_priv; struct cx24120_cmd cmd; @@ -637,7 +613,6 @@ static int cx24120_send_diseqc_msg(struct dvb_frontend *fe, return -ETIMEDOUT; } - /* Read current tuning status */ static int cx24120_read_status(struct dvb_frontend *fe, fe_status_t *status) { @@ -667,7 +642,6 @@ static int cx24120_read_status(struct dvb_frontend *fe, fe_status_t *status) return 0; } - /* FEC & modulation lookup table * Used for decoding the REG_FECMODE register * once tuned in. @@ -704,7 +678,6 @@ static struct cx24120_modfec { { SYS_DVBS2, PSK_8, FEC_9_10, 0x11 }, }; - /* Retrieve current fec, modulation & pilot values */ static int cx24120_get_fec(struct dvb_frontend *fe) { @@ -712,19 +685,19 @@ static int cx24120_get_fec(struct dvb_frontend *fe) struct cx24120_state *state = fe->demodulator_priv; int idx; int ret; - int GettedFEC; + int fec; dev_dbg(&state->i2c->dev, "%s()\n", __func__); ret = cx24120_readreg(state, CX24120_REG_FECMODE); - GettedFEC = ret & 0x3f; /* Lower 6 bits */ + fec = ret & 0x3f; /* Lower 6 bits */ - dev_dbg(&state->i2c->dev, "%s: Get FEC: %d\n", __func__, GettedFEC); + dev_dbg(&state->i2c->dev, "%s: Get FEC: %d\n", __func__, fec); for (idx = 0; idx < ARRAY_SIZE(modfec_lookup_table); idx++) { if (modfec_lookup_table[idx].delsys != state->dcur.delsys) continue; - if (modfec_lookup_table[idx].val != GettedFEC) + if (modfec_lookup_table[idx].val != fec) continue; break; /* found */ @@ -749,7 +722,6 @@ static int cx24120_get_fec(struct dvb_frontend *fe) return 0; } - /* Clock ratios lookup table * * Values obtained from much larger table in old driver @@ -803,7 +775,6 @@ static struct cx24120_clock_ratios_table { { SYS_DVBS, PILOT_OFF, QPSK, FEC_7_8, 1068144, 610368, 448 }, }; - /* Set clock ratio from lookup table */ static void cx24120_set_clock_ratios(struct dvb_frontend *fe) { @@ -872,13 +843,11 @@ static void cx24120_set_clock_ratios(struct dvb_frontend *fe) cx24120_message_send(state, &cmd); } - /* Set inversion value */ static int cx24120_set_inversion(struct cx24120_state *state, - fe_spectral_inversion_t inversion) + fe_spectral_inversion_t inversion) { - dev_dbg(&state->i2c->dev, "%s(%d)\n", - __func__, inversion); + dev_dbg(&state->i2c->dev, "%s(%d)\n", __func__, inversion); switch (inversion) { case INVERSION_OFF: @@ -928,13 +897,12 @@ static struct cx24120_modfec_table { }; /* Set fec_val & fec_mask values from delsys, modulation & fec */ -static int cx24120_set_fec(struct cx24120_state *state, - fe_modulation_t mod, fe_code_rate_t fec) +static int cx24120_set_fec(struct cx24120_state *state, fe_modulation_t mod, + fe_code_rate_t fec) { int idx; - dev_dbg(&state->i2c->dev, - "%s(0x%02x,0x%02x)\n", __func__, mod, fec); + dev_dbg(&state->i2c->dev, "%s(0x%02x,0x%02x)\n", __func__, mod, fec); state->dnxt.fec = fec; @@ -966,11 +934,9 @@ static int cx24120_set_fec(struct cx24120_state *state, return 0; } - /* Set pilot */ -static int cx24120_set_pilot(struct cx24120_state *state, - fe_pilot_t pilot) { - +static int cx24120_set_pilot(struct cx24120_state *state, fe_pilot_t pilot) +{ dev_dbg(&state->i2c->dev, "%s(%d)\n", __func__, pilot); /* Pilot only valid in DVBS2 */ @@ -1014,7 +980,6 @@ static int cx24120_set_symbolrate(struct cx24120_state *state, u32 rate) return 0; } - /* Overwrite the current tuning params, we are about to tune */ static void cx24120_clone_params(struct dvb_frontend *fe) { @@ -1023,7 +988,6 @@ static void cx24120_clone_params(struct dvb_frontend *fe) state->dcur = state->dnxt; } - /* Table of time to tune for different symrates */ static struct cx24120_symrate_delay { fe_delivery_system_t delsys; @@ -1042,7 +1006,6 @@ static struct cx24120_symrate_delay { { SYS_DVBS2, 0, 15000 }, }; - static int cx24120_set_frontend(struct dvb_frontend *fe) { struct dtv_frontend_properties *c = &fe->dtv_property_cache; @@ -1120,8 +1083,8 @@ static int cx24120_set_frontend(struct dvb_frontend *fe) cmd.arg[1] = (state->dcur.frequency & 0xff0000) >> 16; cmd.arg[2] = (state->dcur.frequency & 0x00ff00) >> 8; cmd.arg[3] = (state->dcur.frequency & 0x0000ff); - cmd.arg[4] = ((state->dcur.symbol_rate/1000) & 0xff00) >> 8; - cmd.arg[5] = ((state->dcur.symbol_rate/1000) & 0x00ff); + cmd.arg[4] = ((state->dcur.symbol_rate / 1000) & 0xff00) >> 8; + cmd.arg[5] = ((state->dcur.symbol_rate / 1000) & 0x00ff); cmd.arg[6] = state->dcur.inversion; cmd.arg[7] = state->dcur.fec_val | state->dcur.pilot_val; cmd.arg[8] = CX24120_SEARCH_RANGE_KHZ >> 8; @@ -1190,7 +1153,6 @@ tuned: return 0; } - /* Calculate vco from config */ static u64 cx24120_calculate_vco(struct cx24120_state *state) { @@ -1213,7 +1175,6 @@ static u64 cx24120_calculate_vco(struct cx24120_state *state) return inv_vco; } - int cx24120_init(struct dvb_frontend *fe) { const struct firmware *fw; @@ -1270,8 +1231,8 @@ int cx24120_init(struct dvb_frontend *fe) ret = state->config->request_firmware(fe, &fw, CX24120_FIRMWARE); if (ret) { - err("Could not load firmware (%s): %d\n", - CX24120_FIRMWARE, ret); + err("Could not load firmware (%s): %d\n", CX24120_FIRMWARE, + ret); return ret; } @@ -1291,7 +1252,7 @@ int cx24120_init(struct dvb_frontend *fe) ret = cx24120_writereg(state, 0xf7, 0x81); ret = cx24120_writereg(state, 0xf8, 0x00); ret = cx24120_writereg(state, 0xf9, 0x00); - ret = cx24120_writeregN(state, 0xfa, fw->data, (fw->size - 1), 0x00); + ret = cx24120_writeregs(state, 0xfa, fw->data, (fw->size - 1), 0x00); ret = cx24120_writereg(state, 0xf7, 0xc0); ret = cx24120_writereg(state, 0xe0, 0x00); ret = (fw->size - 2) & 0x00ff; @@ -1319,7 +1280,6 @@ int cx24120_init(struct dvb_frontend *fe) if (reset_result != 0) return reset_result; - /* Start tuner */ cmd.id = CMD_START_TUNER; cmd.len = 3; @@ -1355,7 +1315,6 @@ int cx24120_init(struct dvb_frontend *fe) return -EREMOTEIO; } - /* set bandwidth */ cmd.id = CMD_BANDWIDTH; cmd.len = 12; @@ -1386,8 +1345,7 @@ int cx24120_init(struct dvb_frontend *fe) } dev_dbg(&state->i2c->dev, "%s: Tuner initialised correctly.\n", - __func__); - + __func__); /* Initialise mpeg outputs */ ret = cx24120_writereg(state, 0xeb, 0x0a); @@ -1399,7 +1357,6 @@ int cx24120_init(struct dvb_frontend *fe) return -EREMOTEIO; } - /* ???? */ cmd.id = CMD_TUNER_INIT; cmd.len = 3; @@ -1411,7 +1368,6 @@ int cx24120_init(struct dvb_frontend *fe) return -EREMOTEIO; } - /* Firmware CMD 35: Get firmware version */ cmd.id = CMD_FWVERSION; cmd.len = 1; @@ -1428,9 +1384,9 @@ int cx24120_init(struct dvb_frontend *fe) return 0; } - static int cx24120_tune(struct dvb_frontend *fe, bool re_tune, - unsigned int mode_flags, unsigned int *delay, fe_status_t *status) + unsigned int mode_flags, unsigned int *delay, + fe_status_t *status) { struct cx24120_state *state = fe->demodulator_priv; int ret; @@ -1448,27 +1404,16 @@ static int cx24120_tune(struct dvb_frontend *fe, bool re_tune, return cx24120_read_status(fe, status); } - - static int cx24120_get_algo(struct dvb_frontend *fe) { return DVBFE_ALGO_HW; } - static int cx24120_sleep(struct dvb_frontend *fe) { return 0; } - -/*static int cx24120_wakeup(struct dvb_frontend *fe) - * { - * return 0; - * } -*/ - - static int cx24120_get_frontend(struct dvb_frontend *fe) { struct dtv_frontend_properties *c = &fe->dtv_property_cache; @@ -1495,7 +1440,6 @@ static int cx24120_get_frontend(struct dvb_frontend *fe) return 0; } - static void cx24120_release(struct dvb_frontend *fe) { struct cx24120_state *state = fe->demodulator_priv; @@ -1504,7 +1448,6 @@ static void cx24120_release(struct dvb_frontend *fe) kfree(state); } - static int cx24120_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) { struct cx24120_state *state = fe->demodulator_priv; @@ -1512,12 +1455,10 @@ static int cx24120_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) *ucblocks = (cx24120_readreg(state, CX24120_REG_UCB_H) << 8) | cx24120_readreg(state, CX24120_REG_UCB_L); - dev_dbg(&state->i2c->dev, "%s: Blocks = %d\n", - __func__, *ucblocks); + dev_dbg(&state->i2c->dev, "%s: Blocks = %d\n", __func__, *ucblocks); return 0; } - static struct dvb_frontend_ops cx24120_ops = { .delsys = { SYS_DVBS, SYS_DVBS2 }, .info = { diff --git a/drivers/media/dvb-frontends/cx24120.h b/drivers/media/dvb-frontends/cx24120.h index e5748aaa8418..f0970423e16f 100644 --- a/drivers/media/dvb-frontends/cx24120.h +++ b/drivers/media/dvb-frontends/cx24120.h @@ -43,13 +43,12 @@ struct cx24120_config { }; #if IS_REACHABLE(CONFIG_DVB_CX24120) -extern struct dvb_frontend *cx24120_attach( - const struct cx24120_config *config, - struct i2c_adapter *i2c); +struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, + struct i2c_adapter *i2c); #else -static inline struct dvb_frontend *cx24120_attach( - const struct cx24120_config *config, - struct i2c_adapter *i2c) +static inline +struct dvb_frontend *cx24120_attach(const struct cx24120_config *config, + struct i2c_adapter *i2c) { pr_warn("%s: driver disabled by Kconfig\n", __func__); return NULL; -- cgit v1.2.3