diff options
Diffstat (limited to 'drivers/media/dvb/bt8xx/dst.c')
-rw-r--r-- | drivers/media/dvb/bt8xx/dst.c | 227 |
1 files changed, 143 insertions, 84 deletions
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c index 1339912c308b..1f97c37fe9a6 100644 --- a/drivers/media/dvb/bt8xx/dst.c +++ b/drivers/media/dvb/bt8xx/dst.c @@ -258,10 +258,10 @@ int write_dst(struct dst_state *state, u8 *data, u8 len) if (debug && (verbose > 4)) { u8 i; if (verbose > 4) { - dprintk("%s writing", __FUNCTION__); + dprintk("%s writing [ ", __FUNCTION__); for (i = 0; i < len; i++) - dprintk(" %02x", data[i]); - dprintk("\n"); + dprintk("%02x ", data[i]); + dprintk("]\n"); } } for (cnt = 0; cnt < 2; cnt++) { @@ -320,10 +320,29 @@ int read_dst(struct dst_state *state, u8 * ret, u8 len) } EXPORT_SYMBOL(read_dst); -static int dst_set_freq(struct dst_state *state, u32 freq) +static int dst_set_polarization(struct dst_state *state) { - u8 *val; + switch (state->voltage) { + case SEC_VOLTAGE_13: // vertical + printk("%s: Polarization=[Vertical]\n", __FUNCTION__); + state->tx_tuna[8] |= 0x40; //1 + break; + + case SEC_VOLTAGE_18: // horizontal + printk("%s: Polarization=[Horizontal]\n", __FUNCTION__); + state->tx_tuna[8] =~ 0x40; // 0 + break; + case SEC_VOLTAGE_OFF: + + break; + } + + return 0; +} + +static int dst_set_freq(struct dst_state *state, u32 freq) +{ state->frequency = freq; if (debug > 4) dprintk("%s: set Frequency %u\n", __FUNCTION__, freq); @@ -332,46 +351,30 @@ static int dst_set_freq(struct dst_state *state, u32 freq) freq = freq / 1000; if (freq < 950 || freq > 2150) return -EINVAL; - val = &state->tx_tuna[0]; - val[2] = (freq >> 8) & 0x7f; - val[3] = (u8) freq; - val[4] = 1; - val[8] &= ~4; - if (freq < 1531) - val[8] |= 4; + + state->tx_tuna[2] = (freq >> 8); + state->tx_tuna[3] = (u8) freq; + state->tx_tuna[4] = 0x01; + state->tx_tuna[8] &= ~0x04; + if (state->type_flags & DST_TYPE_HAS_OBS_REGS) { + if (freq < 1531) + state->tx_tuna[8] |= 0x04; + } + } else if (state->dst_type == DST_TYPE_IS_TERR) { freq = freq / 1000; if (freq < 137000 || freq > 858000) return -EINVAL; - val = &state->tx_tuna[0]; - val[2] = (freq >> 16) & 0xff; - val[3] = (freq >> 8) & 0xff; - val[4] = (u8) freq; - val[5] = 0; - switch (state->bandwidth) { - case BANDWIDTH_6_MHZ: - val[6] = 6; - break; - - case BANDWIDTH_7_MHZ: - case BANDWIDTH_AUTO: - val[6] = 7; - break; - case BANDWIDTH_8_MHZ: - val[6] = 8; - break; - } + state->tx_tuna[2] = (freq >> 16) & 0xff; + state->tx_tuna[3] = (freq >> 8) & 0xff; + state->tx_tuna[4] = (u8) freq; - val[7] = 0; - val[8] = 0; } else if (state->dst_type == DST_TYPE_IS_CABLE) { - /* guess till will get one */ - freq = freq / 1000; - val = &state->tx_tuna[0]; - val[2] = (freq >> 16) & 0xff; - val[3] = (freq >> 8) & 0xff; - val[4] = (u8) freq; + state->tx_tuna[2] = (freq >> 16) & 0xff; + state->tx_tuna[3] = (freq >> 8) & 0xff; + state->tx_tuna[4] = (u8) freq; + } else return -EINVAL; return 0; @@ -379,51 +382,58 @@ static int dst_set_freq(struct dst_state *state, u32 freq) static int dst_set_bandwidth(struct dst_state* state, fe_bandwidth_t bandwidth) { - u8 *val; - state->bandwidth = bandwidth; if (state->dst_type != DST_TYPE_IS_TERR) return 0; - val = &state->tx_tuna[0]; switch (bandwidth) { - case BANDWIDTH_6_MHZ: - val[6] = 6; - break; + case BANDWIDTH_6_MHZ: + if (state->dst_hw_cap & DST_TYPE_HAS_CA) + state->tx_tuna[7] = 0x06; + else { + state->tx_tuna[6] = 0x06; + state->tx_tuna[7] = 0x00; + } + break; - case BANDWIDTH_7_MHZ: - val[6] = 7; - break; + case BANDWIDTH_7_MHZ: + if (state->dst_hw_cap & DST_TYPE_HAS_CA) + state->tx_tuna[7] = 0x07; + else { + state->tx_tuna[6] = 0x07; + state->tx_tuna[7] = 0x00; + } + break; - case BANDWIDTH_8_MHZ: - val[6] = 8; - break; + case BANDWIDTH_8_MHZ: + if (state->dst_hw_cap & DST_TYPE_HAS_CA) + state->tx_tuna[7] = 0x08; + else { + state->tx_tuna[6] = 0x08; + state->tx_tuna[7] = 0x00; + } + break; - default: - return -EINVAL; + default: + return -EINVAL; } return 0; } static int dst_set_inversion(struct dst_state* state, fe_spectral_inversion_t inversion) { - u8 *val; - state->inversion = inversion; - - val = &state->tx_tuna[0]; - - val[8] &= ~0x80; - switch (inversion) { - case INVERSION_OFF: - break; - case INVERSION_ON: - val[8] |= 0x80; - break; - default: - return -EINVAL; + case INVERSION_OFF: // Inversion = Normal + state->tx_tuna[8] &= ~0x80; + break; + + case INVERSION_ON: + state->tx_tuna[8] |= 0x80; + break; + default: + return -EINVAL; } return 0; } @@ -478,6 +488,52 @@ static int dst_set_symbolrate(struct dst_state* state, u32 srate) return 0; } + +static int dst_set_modulation(struct dst_state *state, fe_modulation_t modulation) +{ + if (state->dst_type != DST_TYPE_IS_CABLE) + return 0; + + state->modulation = modulation; + switch (modulation) { + case QAM_16: + state->tx_tuna[8] = 0x10; + break; + + case QAM_32: + state->tx_tuna[8] = 0x20; + break; + + case QAM_64: + state->tx_tuna[8] = 0x40; + break; + + case QAM_128: + state->tx_tuna[8] = 0x80; + break; + + case QAM_256: + state->tx_tuna[8] = 0x00; + break; + + case QPSK: + case QAM_AUTO: + case VSB_8: + case VSB_16: + default: + return -EINVAL; + + } + + return 0; +} + +static fe_modulation_t dst_get_modulation(struct dst_state *state) +{ + return state->modulation; +} + + u8 dst_check_sum(u8 * buf, u32 len) { u32 i; @@ -577,7 +633,7 @@ struct dst_types dst_tlist[] = { .device_id = "200103A", .offset = 0, .dst_type = DST_TYPE_IS_SAT, - .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1, + .type_flags = DST_TYPE_HAS_SYMDIV | DST_TYPE_HAS_FW_1 | DST_TYPE_HAS_OBS_REGS, .dst_feature = 0 }, /* obsolete */ @@ -626,7 +682,7 @@ struct dst_types dst_tlist[] = { .device_id = "DSTMCI", .offset = 1, .dst_type = DST_TYPE_IS_SAT, - .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD, + .type_flags = DST_TYPE_HAS_NEWTUNE | DST_TYPE_HAS_FW_2 | DST_TYPE_HAS_FW_BUILD | DST_TYPE_HAS_INC_COUNT, .dst_feature = DST_TYPE_HAS_CA | DST_TYPE_HAS_DISEQC3 | DST_TYPE_HAS_DISEQC4 | DST_TYPE_HAS_MOTO | DST_TYPE_HAS_MAC }, @@ -872,7 +928,7 @@ static int dst_get_signal(struct dst_state* state) { int retval; u8 get_signal[] = { 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0xfb }; - + printk("%s: Getting Signal strength and other parameters !!!!!!!!\n", __FUNCTION__); if ((state->diseq_flags & ATTEMPT_TUNE) == 0) { state->decode_lock = state->decode_strength = state->decode_snr = 0; return 0; @@ -954,15 +1010,8 @@ static int dst_get_tuna(struct dst_state* state) state->decode_freq = ((state->rx_tuna[2] & 0x7f) << 8) + state->rx_tuna[3]; state->decode_lock = 1; - /* - dst->decode_n1 = (dst->rx_tuna[4] << 8) + - (dst->rx_tuna[5]); - - dst->decode_n2 = (dst->rx_tuna[8] << 8) + - (dst->rx_tuna[7]); - */ state->diseq_flags |= HAS_LOCK; - /* dst->cur_jiff = jiffies; */ + return 1; } @@ -1145,7 +1194,8 @@ static int dst_init(struct dvb_frontend* fe) static u8 ini_tvci_tuna[] = { 9, 0, 3, 0xb6, 1, 7, 0x0, 0x0, 0, 0 }; static u8 ini_cabfta_tuna[] = { 0, 0, 3, 0xb6, 1, 7, 0x0, 0x0, 0, 0 }; static u8 ini_cabci_tuna[] = { 9, 0, 3, 0xb6, 1, 7, 0x0, 0x0, 0, 0 }; - state->inversion = INVERSION_ON; +// state->inversion = INVERSION_ON; + state->inversion = INVERSION_OFF; state->voltage = SEC_VOLTAGE_13; state->tone = SEC_TONE_OFF; state->symbol_rate = 29473000; @@ -1174,7 +1224,7 @@ static int dst_read_status(struct dvb_frontend* fe, fe_status_t* status) *status = 0; if (state->diseq_flags & HAS_LOCK) { - dst_get_signal(state); +// dst_get_signal(state); // don't require(?) to ask MCU if (state->decode_lock) *status |= FE_HAS_LOCK | FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_SYNC | FE_HAS_VITERBI; } @@ -1208,20 +1258,25 @@ static int dst_set_frontend(struct dvb_frontend* fe, struct dvb_frontend_paramet dst_set_freq(state, p->frequency); if (verbose > 4) - dprintk("Set Frequency = [%d]\n", p->frequency); + dprintk("Set Frequency=[%d]\n", p->frequency); - dst_set_inversion(state, p->inversion); +// dst_set_inversion(state, p->inversion); if (state->dst_type == DST_TYPE_IS_SAT) { + if (state->type_flags & DST_TYPE_HAS_OBS_REGS) + dst_set_inversion(state, p->inversion); + dst_set_fec(state, p->u.qpsk.fec_inner); dst_set_symbolrate(state, p->u.qpsk.symbol_rate); + dst_set_polarization(state); if (verbose > 4) - dprintk("Set Symbolrate = [%d]\n", p->u.qpsk.symbol_rate); + dprintk("Set Symbolrate=[%d]\n", p->u.qpsk.symbol_rate); } else if (state->dst_type == DST_TYPE_IS_TERR) { dst_set_bandwidth(state, p->u.ofdm.bandwidth); } else if (state->dst_type == DST_TYPE_IS_CABLE) { dst_set_fec(state, p->u.qam.fec_inner); dst_set_symbolrate(state, p->u.qam.symbol_rate); + dst_set_modulation(state, p->u.qam.modulation); } dst_write_tuna(fe); @@ -1233,8 +1288,11 @@ static int dst_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_paramet struct dst_state* state = fe->demodulator_priv; p->frequency = state->decode_freq; - p->inversion = state->inversion; +// p->inversion = state->inversion; if (state->dst_type == DST_TYPE_IS_SAT) { + if (state->type_flags & DST_TYPE_HAS_OBS_REGS) + p->inversion = state->inversion; + p->u.qpsk.symbol_rate = state->symbol_rate; p->u.qpsk.fec_inner = dst_get_fec(state); } else if (state->dst_type == DST_TYPE_IS_TERR) { @@ -1242,7 +1300,8 @@ static int dst_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_paramet } else if (state->dst_type == DST_TYPE_IS_CABLE) { p->u.qam.symbol_rate = state->symbol_rate; p->u.qam.fec_inner = dst_get_fec(state); - p->u.qam.modulation = QAM_AUTO; +// p->u.qam.modulation = QAM_AUTO; + p->u.qam.modulation = dst_get_modulation(state); } return 0; |