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path: root/drivers/media/dvb/bt8xx/dst.c
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Diffstat (limited to 'drivers/media/dvb/bt8xx/dst.c')
-rw-r--r--drivers/media/dvb/bt8xx/dst.c233
1 files changed, 148 insertions, 85 deletions
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 1339912..07a0b0a 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;
+ state->tx_tuna[2] = (freq >> 16) & 0xff;
+ state->tx_tuna[3] = (freq >> 8) & 0xff;
+ state->tx_tuna[4] = (u8) freq;
- case BANDWIDTH_8_MHZ:
- val[6] = 8;
- break;
- }
-
- 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 };
-
+ dprintk("%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;
}
@@ -1098,7 +1147,11 @@ static int dst_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone)
switch (tone) {
case SEC_TONE_OFF:
- state->tx_tuna[2] = 0xff;
+ if (state->type_flags & DST_TYPE_HAS_OBS_REGS)
+ state->tx_tuna[2] = 0x00;
+ else
+ state->tx_tuna[2] = 0xff;
+
break;
case SEC_TONE_ON:
@@ -1145,7 +1198,8 @@ 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 +1228,7 @@ 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 +1262,25 @@ 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 +1292,11 @@ 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 +1304,8 @@ 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;
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