diff options
| -rw-r--r-- | drivers/media/dvb/frontends/cx24116.c | 105 |
1 files changed, 65 insertions, 40 deletions
diff --git a/drivers/media/dvb/frontends/cx24116.c b/drivers/media/dvb/frontends/cx24116.c index 751792a092e2..8afdfbec551b 100644 --- a/drivers/media/dvb/frontends/cx24116.c +++ b/drivers/media/dvb/frontends/cx24116.c @@ -48,7 +48,7 @@ MODULE_PARM_DESC(debug, "Activates frontend debugging (default:0)"); #define dprintk(args...) \ do { \ if (debug) \ - printk("cx24116: " args); \ + printk(KERN_INFO "cx24116: " args); \ } while (0) #define CX24116_DEFAULT_FIRMWARE "dvb-fe-cx24116.fw" @@ -72,13 +72,20 @@ MODULE_PARM_DESC(debug, "Activates frontend debugging (default:0)"); #define CX24116_REG_UCB8 (0xca) #define CX24116_REG_CLKDIV (0xf3) #define CX24116_REG_RATEDIV (0xf9) -#define CX24116_REG_FECSTATUS (0x9c) /* configured fec (not tuned) or actual FEC (tuned) 1=1/2 2=2/3 etc */ + +/* configured fec (not tuned) or actual FEC (tuned) 1=1/2 2=2/3 etc */ +#define CX24116_REG_FECSTATUS (0x9c) /* FECSTATUS bits */ -#define CX24116_FEC_FECMASK (0x1f) /* mask to determine configured fec (not tuned) or actual fec (tuned) */ -#define CX24116_FEC_DVBS (0x20) /* Select DVB-S demodulator, else DVB-S2 */ +/* mask to determine configured fec (not tuned) or actual fec (tuned) */ +#define CX24116_FEC_FECMASK (0x1f) + +/* Select DVB-S demodulator, else DVB-S2 */ +#define CX24116_FEC_DVBS (0x20) #define CX24116_FEC_UNKNOWN (0x40) /* Unknown/unused */ -#define CX24116_FEC_PILOT (0x80) /* Pilot mode requested when tuning else always reset when tuned */ + +/* Pilot mode requested when tuning else always reset when tuned */ +#define CX24116_FEC_PILOT (0x80) /* arg buffer size */ #define CX24116_ARGLEN (0x1e) @@ -121,12 +128,14 @@ MODULE_PARM_DESC(debug, "Activates frontend debugging (default:0)"); /* DiSEqC tone burst */ static int toneburst = 1; module_param(toneburst, int, 0644); -MODULE_PARM_DESC(toneburst, "DiSEqC toneburst 0=OFF, 1=TONE CACHE, 2=MESSAGE CACHE (default:1)"); +MODULE_PARM_DESC(toneburst, "DiSEqC toneburst 0=OFF, 1=TONE CACHE, "\ + "2=MESSAGE CACHE (default:1)"); /* SNR measurements */ static int esno_snr; module_param(esno_snr, int, 0644); -MODULE_PARM_DESC(debug, "SNR return units, 0=PERCENTAGE 0-100, 1=ESNO(db * 10) (default:0)"); +MODULE_PARM_DESC(debug, "SNR return units, 0=PERCENTAGE 0-100, "\ + "1=ESNO(db * 10) (default:0)"); enum cmds { CMD_SET_VCO = 0x10, @@ -196,7 +205,7 @@ static int cx24116_writereg(struct cx24116_state *state, int reg, int data) err = i2c_transfer(state->i2c, &msg, 1); if (err != 1) { - printk("%s: writereg error(err == %i, reg == 0x%02x," + printk(KERN_ERR "%s: writereg error(err == %i, reg == 0x%02x," " value == 0x%02x)\n", __func__, err, reg, data); return -EREMOTEIO; } @@ -228,12 +237,12 @@ static int cx24116_writeregN(struct cx24116_state *state, int reg, msg.len = len + 1; if (debug > 1) - printk("cx24116: %s: write regN 0x%02x, len = %d\n", + printk(KERN_INFO "cx24116: %s: write regN 0x%02x, len = %d\n", __func__, reg, len); ret = i2c_transfer(state->i2c, &msg, 1); if (ret != 1) { - printk("%s: writereg error(err == %i, reg == 0x%02x\n", + printk(KERN_ERR "%s: writereg error(err == %i, reg == 0x%02x\n", __func__, ret, reg); ret = -EREMOTEIO; } @@ -259,18 +268,20 @@ static int cx24116_readreg(struct cx24116_state *state, u8 reg) ret = i2c_transfer(state->i2c, msg, 2); if (ret != 2) { - printk("%s: reg=0x%x (error=%d)\n", __func__, reg, ret); + printk(KERN_ERR "%s: reg=0x%x (error=%d)\n", + __func__, reg, ret); return ret; } if (debug > 1) - printk("cx24116: read reg 0x%02x, value 0x%02x\n", + printk(KERN_INFO "cx24116: read reg 0x%02x, value 0x%02x\n", reg, b1[0]); return b1[0]; } -static int cx24116_set_inversion(struct cx24116_state *state, fe_spectral_inversion_t inversion) +static int cx24116_set_inversion(struct cx24116_state *state, + fe_spectral_inversion_t inversion) { dprintk("%s(%d)\n", __func__, inversion); @@ -318,10 +329,10 @@ static int cx24116_set_inversion(struct cx24116_state *state, fe_spectral_invers * Eg.(2/3) szap "Zone Horror" * * mask/val = 0x04, 0x20 - * status 1f | signal c3c0 | snr a333 | ber 00000098 | unc 00000000 | FE_HAS_LOCK + * status 1f | signal c3c0 | snr a333 | ber 00000098 | unc 0 | FE_HAS_LOCK * * mask/val = 0x04, 0x30 - * status 1f | signal c3c0 | snr a333 | ber 00000000 | unc 00000000 | FE_HAS_LOCK + * status 1f | signal c3c0 | snr a333 | ber 00000000 | unc 0 | FE_HAS_LOCK * * After tuning FECSTATUS contains actual FEC * in use numbered 1 through to 8 for 1/2 .. 2/3 etc @@ -417,7 +428,8 @@ static int cx24116_lookup_fecmod(struct cx24116_state *state, return ret; } -static int cx24116_set_fec(struct cx24116_state *state, fe_modulation_t mod, fe_code_rate_t fec) +static int cx24116_set_fec(struct cx24116_state *state, + fe_modulation_t mod, fe_code_rate_t fec) { int ret = 0; @@ -471,25 +483,32 @@ static int cx24116_firmware_ondemand(struct dvb_frontend *fe) return 0; /* Load firmware */ - /* request the firmware, this will block until someone uploads it */ - printk("%s: Waiting for firmware upload (%s)...\n", __func__, CX24116_DEFAULT_FIRMWARE); - ret = request_firmware(&fw, CX24116_DEFAULT_FIRMWARE, &state->i2c->dev); - printk("%s: Waiting for firmware upload(2)...\n", __func__); + /* request the firmware, this will block until loaded */ + printk(KERN_INFO "%s: Waiting for firmware upload (%s)...\n", + __func__, CX24116_DEFAULT_FIRMWARE); + ret = request_firmware(&fw, CX24116_DEFAULT_FIRMWARE, + &state->i2c->dev); + printk(KERN_INFO "%s: Waiting for firmware upload(2)...\n", + __func__); if (ret) { - printk("%s: No firmware uploaded (timeout or file not found?)\n", __func__); + printk(KERN_ERR "%s: No firmware uploaded " + "(timeout or file not found?)\n", __func__); return ret; } - /* Make sure we don't recurse back through here during loading */ + /* Make sure we don't recurse back through here + * during loading */ state->skip_fw_load = 1; ret = cx24116_load_firmware(fe, fw); if (ret) - printk("%s: Writing firmware to device failed\n", __func__); + printk(KERN_ERR "%s: Writing firmware to device failed\n", + __func__); release_firmware(fw); - printk("%s: Firmware upload %s\n", __func__, ret == 0 ? "complete" : "failed"); + printk(KERN_INFO "%s: Firmware upload %s\n", __func__, + ret == 0 ? "complete" : "failed"); /* Ensure firmware is always loaded if required */ state->skip_fw_load = 0; @@ -498,7 +517,9 @@ static int cx24116_firmware_ondemand(struct dvb_frontend *fe) return ret; } -/* Take a basic firmware command structure, format it and forward it for processing */ +/* Take a basic firmware command structure, format it + * and forward it for processing + */ static int cx24116_cmd_execute(struct dvb_frontend *fe, struct cx24116_cmd *cmd) { struct cx24116_state *state = fe->demodulator_priv; @@ -509,7 +530,8 @@ static int cx24116_cmd_execute(struct dvb_frontend *fe, struct cx24116_cmd *cmd) /* Load the firmware if required */ ret = cx24116_firmware_ondemand(fe); if (ret != 0) { - printk("%s(): Unable initialise the firmware\n", __func__); + printk(KERN_ERR "%s(): Unable initialise the firmware\n", + __func__); return ret; } @@ -524,8 +546,10 @@ static int cx24116_cmd_execute(struct dvb_frontend *fe, struct cx24116_cmd *cmd) while (cx24116_readreg(state, CX24116_REG_EXECUTE)) { msleep(10); if (i++ > 64) { - /* Avoid looping forever if the firmware does no respond */ - printk("%s() Firmware not responding\n", __func__); + /* Avoid looping forever if the firmware does + not respond */ + printk(KERN_WARNING "%s() Firmware not responding\n", + __func__); return -EREMOTEIO; } } @@ -635,7 +659,7 @@ static int cx24116_load_firmware(struct dvb_frontend *fe, return ret; vers[i] = cx24116_readreg(state, CX24116_REG_MAILBOX); } - printk("%s: FW version %i.%i.%i.%i\n", __func__, + printk(KERN_INFO "%s: FW version %i.%i.%i.%i\n", __func__, vers[0], vers[1], vers[2], vers[3]); return 0; @@ -818,7 +842,7 @@ static int cx24116_set_tone(struct dvb_frontend *fe, dprintk("%s(%d)\n", __func__, tone); if ((tone != SEC_TONE_ON) && (tone != SEC_TONE_OFF)) { - printk("%s: Invalid, tone=%d\n", __func__, tone); + printk(KERN_ERR "%s: Invalid, tone=%d\n", __func__, tone); return -EINVAL; } @@ -891,7 +915,8 @@ static int cx24116_diseqc_init(struct dvb_frontend *fe) /* Unknown */ state->dsec_cmd.args[CX24116_DISEQC_ARG2_2] = 0x02; state->dsec_cmd.args[CX24116_DISEQC_ARG3_0] = 0x00; - state->dsec_cmd.args[CX24116_DISEQC_ARG4_0] = 0x00; /* Continuation flag? */ + /* Continuation flag? */ + state->dsec_cmd.args[CX24116_DISEQC_ARG4_0] = 0x00; /* DiSEqC message length */ state->dsec_cmd.args[CX24116_DISEQC_MSGLEN] = 0x00; @@ -911,11 +936,11 @@ static int cx24116_send_diseqc_msg(struct dvb_frontend *fe, /* Dump DiSEqC message */ if (debug) { - printk("cx24116: %s(", __func__); + printk(KERN_INFO "cx24116: %s(", __func__); for (i = 0 ; i < d->msg_len ;) { - printk("0x%02x", d->msg[i]); + printk(KERN_INFO "0x%02x", d->msg[i]); if (++i < d->msg_len) - printk(", "); + printk(KERN_INFO ", "); } printk(") toneburst=%d\n", toneburst); } @@ -1072,10 +1097,8 @@ struct dvb_frontend *cx24116_attach(const struct cx24116_config *config, /* allocate memory for the internal state */ state = kmalloc(sizeof(struct cx24116_state), GFP_KERNEL); - if (state == NULL) { - printk("Unable to kmalloc\n"); + if (state == NULL) goto error1; - } /* setup the state */ memset(state, 0, sizeof(struct cx24116_state)); @@ -1084,14 +1107,16 @@ struct dvb_frontend *cx24116_attach(const struct cx24116_config *config, state->i2c = i2c; /* check if the demod is present */ - ret = (cx24116_readreg(state, 0xFF) << 8) | cx24116_readreg(state, 0xFE); + ret = (cx24116_readreg(state, 0xFF) << 8) | + cx24116_readreg(state, 0xFE); if (ret != 0x0501) { - printk("Invalid probe, probably not a CX24116 device\n"); + printk(KERN_INFO "Invalid probe, probably not a CX24116 device\n"); goto error2; } /* create dvb_frontend */ - memcpy(&state->frontend.ops, &cx24116_ops, sizeof(struct dvb_frontend_ops)); + memcpy(&state->frontend.ops, &cx24116_ops, + sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; return &state->frontend; |