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path: root/drivers/media/dvb/frontends/stv090x.c
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Diffstat (limited to 'drivers/media/dvb/frontends/stv090x.c')
-rw-r--r--drivers/media/dvb/frontends/stv090x.c567
1 files changed, 425 insertions, 142 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index 1573466a5c74..425e7a43ae19 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -23,6 +23,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/string.h>
+#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/dvb/frontend.h>
@@ -37,7 +38,82 @@
static unsigned int verbose;
module_param(verbose, int, 0644);
-struct mutex demod_lock;
+/* internal params node */
+struct stv090x_dev {
+ /* pointer for internal params, one for each pair of demods */
+ struct stv090x_internal *internal;
+ struct stv090x_dev *next_dev;
+};
+
+/* first internal params */
+static struct stv090x_dev *stv090x_first_dev;
+
+/* find chip by i2c adapter and i2c address */
+static struct stv090x_dev *find_dev(struct i2c_adapter *i2c_adap,
+ u8 i2c_addr)
+{
+ struct stv090x_dev *temp_dev = stv090x_first_dev;
+
+ /*
+ Search of the last stv0900 chip or
+ find it by i2c adapter and i2c address */
+ while ((temp_dev != NULL) &&
+ ((temp_dev->internal->i2c_adap != i2c_adap) ||
+ (temp_dev->internal->i2c_addr != i2c_addr))) {
+
+ temp_dev = temp_dev->next_dev;
+ }
+
+ return temp_dev;
+}
+
+/* deallocating chip */
+static void remove_dev(struct stv090x_internal *internal)
+{
+ struct stv090x_dev *prev_dev = stv090x_first_dev;
+ struct stv090x_dev *del_dev = find_dev(internal->i2c_adap,
+ internal->i2c_addr);
+
+ if (del_dev != NULL) {
+ if (del_dev == stv090x_first_dev) {
+ stv090x_first_dev = del_dev->next_dev;
+ } else {
+ while (prev_dev->next_dev != del_dev)
+ prev_dev = prev_dev->next_dev;
+
+ prev_dev->next_dev = del_dev->next_dev;
+ }
+
+ kfree(del_dev);
+ }
+}
+
+/* allocating new chip */
+static struct stv090x_dev *append_internal(struct stv090x_internal *internal)
+{
+ struct stv090x_dev *new_dev;
+ struct stv090x_dev *temp_dev;
+
+ new_dev = kmalloc(sizeof(struct stv090x_dev), GFP_KERNEL);
+ if (new_dev != NULL) {
+ new_dev->internal = internal;
+ new_dev->next_dev = NULL;
+
+ /* append to list */
+ if (stv090x_first_dev == NULL) {
+ stv090x_first_dev = new_dev;
+ } else {
+ temp_dev = stv090x_first_dev;
+ while (temp_dev->next_dev != NULL)
+ temp_dev = temp_dev->next_dev;
+
+ temp_dev->next_dev = new_dev;
+ }
+ }
+
+ return new_dev;
+}
+
/* DVBS1 and DSS C/N Lookup table */
static const struct stv090x_tab stv090x_s1cn_tab[] = {
@@ -678,11 +754,22 @@ static int stv090x_write_reg(struct stv090x_state *state, unsigned int reg, u8 d
return stv090x_write_regs(state, reg, &data, 1);
}
-static int stv090x_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
+static int stv090x_i2c_gate_ctrl(struct stv090x_state *state, int enable)
{
- struct stv090x_state *state = fe->demodulator_priv;
u32 reg;
+ /*
+ * NOTE! A lock is used as a FSM to control the state in which
+ * access is serialized between two tuners on the same demod.
+ * This has nothing to do with a lock to protect a critical section
+ * which may in some other cases be confused with protecting I/O
+ * access to the demodulator gate.
+ * In case of any error, the lock is unlocked and exit within the
+ * relevant operations themselves.
+ */
+ if (enable)
+ mutex_lock(&state->internal->tuner_lock);
+
reg = STV090x_READ_DEMOD(state, I2CRPT);
if (enable) {
dprintk(FE_DEBUG, 1, "Enable Gate");
@@ -696,9 +783,14 @@ static int stv090x_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
if ((STV090x_WRITE_DEMOD(state, I2CRPT, reg)) < 0)
goto err;
}
+
+ if (!enable)
+ mutex_unlock(&state->internal->tuner_lock);
+
return 0;
err:
dprintk(FE_ERROR, 1, "I/O error");
+ mutex_unlock(&state->internal->tuner_lock);
return -1;
}
@@ -755,13 +847,13 @@ static int stv090x_set_srate(struct stv090x_state *state, u32 srate)
if (srate > 60000000) {
sym = (srate << 4); /* SR * 2^16 / master_clk */
- sym /= (state->mclk >> 12);
+ sym /= (state->internal->mclk >> 12);
} else if (srate > 6000000) {
sym = (srate << 6);
- sym /= (state->mclk >> 10);
+ sym /= (state->internal->mclk >> 10);
} else {
sym = (srate << 9);
- sym /= (state->mclk >> 7);
+ sym /= (state->internal->mclk >> 7);
}
if (STV090x_WRITE_DEMOD(state, SFRINIT1, (sym >> 8) & 0x7f) < 0) /* MSB */
@@ -782,13 +874,13 @@ static int stv090x_set_max_srate(struct stv090x_state *state, u32 clk, u32 srate
srate = 105 * (srate / 100);
if (srate > 60000000) {
sym = (srate << 4); /* SR * 2^16 / master_clk */
- sym /= (state->mclk >> 12);
+ sym /= (state->internal->mclk >> 12);
} else if (srate > 6000000) {
sym = (srate << 6);
- sym /= (state->mclk >> 10);
+ sym /= (state->internal->mclk >> 10);
} else {
sym = (srate << 9);
- sym /= (state->mclk >> 7);
+ sym /= (state->internal->mclk >> 7);
}
if (sym < 0x7fff) {
@@ -816,13 +908,13 @@ static int stv090x_set_min_srate(struct stv090x_state *state, u32 clk, u32 srate
srate = 95 * (srate / 100);
if (srate > 60000000) {
sym = (srate << 4); /* SR * 2^16 / master_clk */
- sym /= (state->mclk >> 12);
+ sym /= (state->internal->mclk >> 12);
} else if (srate > 6000000) {
sym = (srate << 6);
- sym /= (state->mclk >> 10);
+ sym /= (state->internal->mclk >> 10);
} else {
sym = (srate << 9);
- sym /= (state->mclk >> 7);
+ sym /= (state->internal->mclk >> 7);
}
if (STV090x_WRITE_DEMOD(state, SFRLOW1, ((sym >> 8) & 0x7f)) < 0) /* MSB */
@@ -1103,21 +1195,21 @@ static int stv090x_vitclk_ctl(struct stv090x_state *state, int enable)
switch (state->demod) {
case STV090x_DEMODULATOR_0:
- mutex_lock(&demod_lock);
+ mutex_lock(&state->internal->demod_lock);
reg = stv090x_read_reg(state, STV090x_STOPCLK2);
STV090x_SETFIELD(reg, STOP_CLKVIT1_FIELD, enable);
if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0)
goto err;
- mutex_unlock(&demod_lock);
+ mutex_unlock(&state->internal->demod_lock);
break;
case STV090x_DEMODULATOR_1:
- mutex_lock(&demod_lock);
+ mutex_lock(&state->internal->demod_lock);
reg = stv090x_read_reg(state, STV090x_STOPCLK2);
STV090x_SETFIELD(reg, STOP_CLKVIT2_FIELD, enable);
if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0)
goto err;
- mutex_unlock(&demod_lock);
+ mutex_unlock(&state->internal->demod_lock);
break;
default:
@@ -1126,14 +1218,14 @@ static int stv090x_vitclk_ctl(struct stv090x_state *state, int enable)
}
return 0;
err:
- mutex_unlock(&demod_lock);
+ mutex_unlock(&state->internal->demod_lock);
dprintk(FE_ERROR, 1, "I/O error");
return -1;
}
static int stv090x_dvbs_track_crl(struct stv090x_state *state)
{
- if (state->dev_ver >= 0x30) {
+ if (state->internal->dev_ver >= 0x30) {
/* Set ACLC BCLC optimised value vs SR */
if (state->srate >= 15000000) {
if (STV090x_WRITE_DEMOD(state, ACLC, 0x2b) < 0)
@@ -1215,7 +1307,7 @@ static int stv090x_delivery_search(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, BCLC, 0x09) < 0)
goto err;
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
/* enable S2 carrier loop */
if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x26) < 0)
goto err;
@@ -1246,6 +1338,10 @@ static int stv090x_delivery_search(struct stv090x_state *state)
default:
/* enable DVB-S2 and DVB-S2 in Auto MODE */
reg = STV090x_READ_DEMOD(state, DMDCFGMD);
+ STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0);
+ STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0);
+ if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)
+ goto err;
STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1);
STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)
@@ -1257,7 +1353,7 @@ static int stv090x_delivery_search(struct stv090x_state *state)
if (stv090x_dvbs_track_crl(state) < 0)
goto err;
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
/* enable S2 carrier loop */
if (STV090x_WRITE_DEMOD(state, CAR2CFG, 0x26) < 0)
goto err;
@@ -1304,7 +1400,7 @@ static int stv090x_start_search(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, DMDISTATE, reg) < 0)
goto err;
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
if (state->srate <= 5000000) {
if (STV090x_WRITE_DEMOD(state, CARCFG, 0x44) < 0)
goto err;
@@ -1348,7 +1444,7 @@ static int stv090x_start_search(struct stv090x_state *state)
* CFR max = +1MHz
*/
freq_abs = 1000 << 16;
- freq_abs /= (state->mclk / 1000);
+ freq_abs /= (state->internal->mclk / 1000);
freq = (s16) freq_abs;
} else {
/* COLD Start
@@ -1358,7 +1454,7 @@ static int stv090x_start_search(struct stv090x_state *state)
*/
freq_abs = (state->search_range / 2000) + 600;
freq_abs = freq_abs << 16;
- freq_abs /= (state->mclk / 1000);
+ freq_abs /= (state->internal->mclk / 1000);
freq = (s16) freq_abs;
}
@@ -1381,7 +1477,7 @@ static int stv090x_start_search(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0) < 0)
goto err;
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, EQUALCFG, 0x41) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, FFECFG, 0x41) < 0)
@@ -1418,10 +1514,10 @@ static int stv090x_start_search(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, RTC, 0x88) < 0)
goto err;
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
/*Frequency offset detector setting*/
if (state->srate < 2000000) {
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
/* Cut 2 */
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x39) < 0)
goto err;
@@ -1512,7 +1608,7 @@ static int stv090x_get_agc2_min_level(struct stv090x_state *state)
steps = 1;
dir = 1;
- freq_step = (1000000 * 256) / (state->mclk / 256);
+ freq_step = (1000000 * 256) / (state->internal->mclk / 256);
freq_init = 0;
for (i = 0; i < steps; i++) {
@@ -1583,7 +1679,7 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
u32 srate_coarse = 0, agc2 = 0, car_step = 1200, reg;
u32 agc2th;
- if (state->dev_ver >= 0x30)
+ if (state->internal->dev_ver >= 0x30)
agc2th = 0x2e00;
else
agc2th = 0x1f00;
@@ -1619,13 +1715,13 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x50) < 0)
goto err;
- if (state->dev_ver >= 0x30) {
+ if (state->internal->dev_ver >= 0x30) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x99) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x98) < 0)
goto err;
- } else if (state->dev_ver >= 0x20) {
+ } else if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x6a) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x95) < 0)
@@ -1677,7 +1773,7 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
STV090x_READ_DEMOD(state, AGC2I0);
}
agc2 /= 10;
- srate_coarse = stv090x_get_srate(state, state->mclk);
+ srate_coarse = stv090x_get_srate(state, state->internal->mclk);
cur_step++;
dir *= -1;
if ((tmg_cpt >= 5) && (agc2 < agc2th) &&
@@ -1690,30 +1786,30 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
freq -= cur_step * car_step;
/* Setup tuner */
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_set_frequency) {
if (state->config->tuner_set_frequency(fe, freq) < 0)
- goto err;
+ goto err_gateoff;
}
if (state->config->tuner_set_bandwidth) {
if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
msleep(50);
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_get_status) {
if (state->config->tuner_get_status(fe, &reg) < 0)
- goto err;
+ goto err_gateoff;
}
if (reg)
@@ -1721,7 +1817,7 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
else
dprintk(FE_DEBUG, 1, "Tuner unlocked");
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
}
@@ -1729,9 +1825,12 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
if (!tmg_lock)
srate_coarse = 0;
else
- srate_coarse = stv090x_get_srate(state, state->mclk);
+ srate_coarse = stv090x_get_srate(state, state->internal->mclk);
return srate_coarse;
+
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -1741,7 +1840,7 @@ static u32 stv090x_srate_srch_fine(struct stv090x_state *state)
{
u32 srate_coarse, freq_coarse, sym, reg;
- srate_coarse = stv090x_get_srate(state, state->mclk);
+ srate_coarse = stv090x_get_srate(state, state->internal->mclk);
freq_coarse = STV090x_READ_DEMOD(state, CFR2) << 8;
freq_coarse |= STV090x_READ_DEMOD(state, CFR1);
sym = 13 * (srate_coarse / 10); /* SFRUP = SFR + 30% */
@@ -1767,10 +1866,10 @@ static u32 stv090x_srate_srch_fine(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0)
goto err;
- if (state->dev_ver >= 0x30) {
+ if (state->internal->dev_ver >= 0x30) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x79) < 0)
goto err;
- } else if (state->dev_ver >= 0x20) {
+ } else if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x49) < 0)
goto err;
}
@@ -1778,20 +1877,20 @@ static u32 stv090x_srate_srch_fine(struct stv090x_state *state)
if (srate_coarse > 3000000) {
sym = 13 * (srate_coarse / 10); /* SFRUP = SFR + 30% */
sym = (sym / 1000) * 65536;
- sym /= (state->mclk / 1000);
+ sym /= (state->internal->mclk / 1000);
if (STV090x_WRITE_DEMOD(state, SFRUP1, (sym >> 8) & 0x7f) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRUP0, sym & 0xff) < 0)
goto err;
sym = 10 * (srate_coarse / 13); /* SFRLOW = SFR - 30% */
sym = (sym / 1000) * 65536;
- sym /= (state->mclk / 1000);
+ sym /= (state->internal->mclk / 1000);
if (STV090x_WRITE_DEMOD(state, SFRLOW1, (sym >> 8) & 0x7f) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRLOW0, sym & 0xff) < 0)
goto err;
sym = (srate_coarse / 1000) * 65536;
- sym /= (state->mclk / 1000);
+ sym /= (state->internal->mclk / 1000);
if (STV090x_WRITE_DEMOD(state, SFRINIT1, (sym >> 8) & 0xff) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRINIT0, sym & 0xff) < 0)
@@ -1799,20 +1898,20 @@ static u32 stv090x_srate_srch_fine(struct stv090x_state *state)
} else {
sym = 13 * (srate_coarse / 10); /* SFRUP = SFR + 30% */
sym = (sym / 100) * 65536;
- sym /= (state->mclk / 100);
+ sym /= (state->internal->mclk / 100);
if (STV090x_WRITE_DEMOD(state, SFRUP1, (sym >> 8) & 0x7f) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRUP0, sym & 0xff) < 0)
goto err;
sym = 10 * (srate_coarse / 14); /* SFRLOW = SFR - 30% */
sym = (sym / 100) * 65536;
- sym /= (state->mclk / 100);
+ sym /= (state->internal->mclk / 100);
if (STV090x_WRITE_DEMOD(state, SFRLOW1, (sym >> 8) & 0x7f) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRLOW0, sym & 0xff) < 0)
goto err;
sym = (srate_coarse / 100) * 65536;
- sym /= (state->mclk / 100);
+ sym /= (state->internal->mclk / 100);
if (STV090x_WRITE_DEMOD(state, SFRINIT1, (sym >> 8) & 0xff) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, SFRINIT0, sym & 0xff) < 0)
@@ -1874,18 +1973,19 @@ static int stv090x_blind_search(struct stv090x_state *state)
u32 agc2, reg, srate_coarse;
s32 cpt_fail, agc2_ovflw, i;
u8 k_ref, k_max, k_min;
- int coarse_fail, lock;
+ int coarse_fail = 0;
+ int lock;
k_max = 110;
k_min = 10;
agc2 = stv090x_get_agc2_min_level(state);
- if (agc2 > STV090x_SEARCH_AGC2_TH(state->dev_ver)) {
+ if (agc2 > STV090x_SEARCH_AGC2_TH(state->internal->dev_ver)) {
lock = 0;
} else {
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARCFG, 0xc4) < 0)
goto err;
} else {
@@ -1897,7 +1997,7 @@ static int stv090x_blind_search(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, RTCS2, 0x44) < 0)
goto err;
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, EQUALCFG, 0x41) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, FFECFG, 0x41) < 0)
@@ -1956,7 +2056,7 @@ static int stv090x_chk_tmg(struct stv090x_state *state)
u32 reg;
s32 tmg_cpt = 0, i;
u8 freq, tmg_thh, tmg_thl;
- int tmg_lock;
+ int tmg_lock = 0;
freq = STV090x_READ_DEMOD(state, CARFREQ);
tmg_thh = STV090x_READ_DEMOD(state, TMGTHRISE);
@@ -2075,30 +2175,30 @@ static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd)
freq -= cur_step * car_step;
/* Setup tuner */
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_set_frequency) {
if (state->config->tuner_set_frequency(fe, freq) < 0)
- goto err;
+ goto err_gateoff;
}
if (state->config->tuner_set_bandwidth) {
if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
msleep(50);
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_get_status) {
if (state->config->tuner_get_status(fe, &reg) < 0)
- goto err;
+ goto err_gateoff;
}
if (reg)
@@ -2106,7 +2206,7 @@ static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd)
else
dprintk(FE_DEBUG, 1, "Tuner unlocked");
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1c);
@@ -2129,6 +2229,8 @@ static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd)
return lock;
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -2142,13 +2244,13 @@ static int stv090x_get_loop_params(struct stv090x_state *state, s32 *freq_inc, s
car_max = state->search_range / 1000;
car_max += car_max / 10;
car_max = 65536 * (car_max / 2);
- car_max /= (state->mclk / 1000);
+ car_max /= (state->internal->mclk / 1000);
if (car_max > 0x4000)
car_max = 0x4000 ; /* maxcarrier should be<= +-1/4 Mclk */
inc = srate;
- inc /= state->mclk / 1000;
+ inc /= state->internal->mclk / 1000;
inc *= 256;
inc *= 256;
inc /= 1000;
@@ -2209,7 +2311,7 @@ static int stv090x_chk_signal(struct stv090x_state *state)
car_max += (car_max / 10); /* 10% margin */
car_max = (65536 * car_max / 2);
- car_max /= state->mclk / 1000;
+ car_max /= state->internal->mclk / 1000;
if (car_max > 0x4000)
car_max = 0x4000;
@@ -2234,7 +2336,7 @@ static int stv090x_search_car_loop(struct stv090x_state *state, s32 inc, s32 tim
car_max = state->search_range / 1000;
car_max += (car_max / 10);
car_max = (65536 * car_max / 2);
- car_max /= (state->mclk / 1000);
+ car_max /= (state->internal->mclk / 1000);
if (car_max > 0x4000)
car_max = 0x4000;
@@ -2304,7 +2406,7 @@ static int stv090x_sw_algo(struct stv090x_state *state)
case STV090x_SEARCH_DVBS1:
case STV090x_SEARCH_DSS:
/* accelerate the frequency detector */
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x3B) < 0)
goto err;
}
@@ -2315,7 +2417,7 @@ static int stv090x_sw_algo(struct stv090x_state *state)
break;
case STV090x_SEARCH_DVBS2:
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x79) < 0)
goto err;
}
@@ -2328,7 +2430,7 @@ static int stv090x_sw_algo(struct stv090x_state *state)
case STV090x_SEARCH_AUTO:
default:
/* accelerate the frequency detector */
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x3b) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x79) < 0)
@@ -2350,7 +2452,7 @@ static int stv090x_sw_algo(struct stv090x_state *state)
/*run the SW search 2 times maximum*/
if (lock || no_signal || (trials == 2)) {
/*Check if the demod is not losing lock in DVBS2*/
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x49) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x9e) < 0)
@@ -2372,7 +2474,7 @@ static int stv090x_sw_algo(struct stv090x_state *state)
/*FALSE lock, The demod is loosing lock */
lock = 0;
if (trials < 2) {
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x79) < 0)
goto err;
}
@@ -2422,11 +2524,11 @@ static s32 stv090x_get_car_freq(struct stv090x_state *state, u32 mclk)
derot |= STV090x_READ_DEMOD(state, CFR0);
derot = comp2(derot, 24);
- int_1 = state->mclk >> 12;
+ int_1 = mclk >> 12;
int_2 = derot >> 12;
/* carrier_frequency = MasterClock * Reg / 2^24 */
- tmp_1 = state->mclk % 0x1000;
+ tmp_1 = mclk % 0x1000;
tmp_2 = derot % 0x1000;
derot = (int_1 * int_2) +
@@ -2497,18 +2599,18 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
}
state->delsys = stv090x_get_std(state);
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_get_frequency) {
if (state->config->tuner_get_frequency(fe, &state->frequency) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
- offst_freq = stv090x_get_car_freq(state, state->mclk) / 1000;
+ offst_freq = stv090x_get_car_freq(state, state->internal->mclk) / 1000;
state->frequency += offst_freq;
if (stv090x_get_viterbi(state) < 0)
@@ -2525,15 +2627,15 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
if ((state->algo == STV090x_BLIND_SEARCH) || (state->srate < 10000000)) {
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_get_frequency) {
if (state->config->tuner_get_frequency(fe, &state->frequency) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
if (abs(offst_freq) <= ((state->search_range / 2000) + 500))
@@ -2550,6 +2652,9 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
}
return STV090x_OUTOFRANGE;
+
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -2579,7 +2684,7 @@ static u8 stv090x_optimize_carloop(struct stv090x_state *state, enum stv090x_mod
s32 i;
struct stv090x_long_frame_crloop *car_loop, *car_loop_qpsk_low, *car_loop_apsk_low;
- if (state->dev_ver == 0x20) {
+ if (state->internal->dev_ver == 0x20) {
car_loop = stv090x_s2_crl_cut20;
car_loop_qpsk_low = stv090x_s2_lowqpsk_crl_cut20;
car_loop_apsk_low = stv090x_s2_apsk_crl_cut20;
@@ -2700,7 +2805,7 @@ static u8 stv090x_optimize_carloop_short(struct stv090x_state *state)
break;
}
- if (state->dev_ver >= 0x30) {
+ if (state->internal->dev_ver >= 0x30) {
/* Cut 3.0 and up */
short_crl = stv090x_s2_short_crl_cut30;
} else {
@@ -2732,7 +2837,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
s32 srate, pilots, aclc, f_1, f_0, i = 0, blind_tune = 0;
u32 reg;
- srate = stv090x_get_srate(state, state->mclk);
+ srate = stv090x_get_srate(state, state->internal->mclk);
srate += stv090x_get_tmgoffst(state, srate);
switch (state->delsys) {
@@ -2751,7 +2856,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0)
goto err;
- if (state->dev_ver >= 0x30) {
+ if (state->internal->dev_ver >= 0x30) {
if (stv090x_get_viterbi(state) < 0)
goto err;
@@ -2868,7 +2973,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
goto err;
}
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if ((state->search_mode == STV090x_SEARCH_DVBS1) ||
(state->search_mode == STV090x_SEARCH_DSS) ||
(state->search_mode == STV090x_SEARCH_AUTO)) {
@@ -2890,7 +2995,8 @@ static int stv090x_optimize_track(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, SFRLOW1, 0x80) < 0)
goto err;
- if ((state->dev_ver >= 0x20) || (blind_tune == 1) || (state->srate < 10000000)) {
+ if ((state->internal->dev_ver >= 0x20) || (blind_tune == 1) ||
+ (state->srate < 10000000)) {
/* update initial carrier freq with the found freq offset */
if (STV090x_WRITE_DEMOD(state, CFRINIT1, f_1) < 0)
goto err;
@@ -2898,19 +3004,19 @@ static int stv090x_optimize_track(struct stv090x_state *state)
goto err;
state->tuner_bw = stv090x_car_width(srate, state->rolloff) + 10000000;
- if ((state->dev_ver >= 0x20) || (blind_tune == 1)) {
+ if ((state->internal->dev_ver >= 0x20) || (blind_tune == 1)) {
if (state->algo != STV090x_WARM_SEARCH) {
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_set_bandwidth) {
if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
}
@@ -2950,7 +3056,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
}
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x49) < 0)
goto err;
}
@@ -2959,6 +3065,9 @@ static int stv090x_optimize_track(struct stv090x_state *state)
stv090x_set_vit_thtracq(state);
return 0;
+
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -3026,7 +3135,7 @@ static int stv090x_set_s2rolloff(struct stv090x_state *state)
{
u32 reg;
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
/* rolloff to auto mode if DVBS2 */
reg = STV090x_READ_DEMOD(state, DEMOD);
STV090x_SETFIELD_Px(reg, MANUAL_SXROLLOFF_FIELD, 0x00);
@@ -3062,7 +3171,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x5c) < 0) /* Demod stop */
goto err;
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (state->srate > 5000000) {
if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x9e) < 0)
goto err;
@@ -3102,7 +3211,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0)
goto err;
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
if (STV090x_WRITE_DEMOD(state, KREFTMG, 0x5a) < 0)
goto err;
if (state->algo == STV090x_COLD_SEARCH)
@@ -3120,9 +3229,11 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
if (stv090x_set_srate(state, state->srate) < 0)
goto err;
- if (stv090x_set_max_srate(state, state->mclk, state->srate) < 0)
+ if (stv090x_set_max_srate(state, state->internal->mclk,
+ state->srate) < 0)
goto err;
- if (stv090x_set_min_srate(state, state->mclk, state->srate) < 0)
+ if (stv090x_set_min_srate(state, state->internal->mclk,
+ state->srate) < 0)
goto err;
if (state->srate >= 10000000)
@@ -3132,44 +3243,47 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
}
/* Setup tuner */
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (state->config->tuner_set_bbgain) {
- if (state->config->tuner_set_bbgain(fe, 10) < 0) /* 10dB */
- goto err;
+ reg = state->config->tuner_bbgain;
+ if (reg == 0)
+ reg = 10; /* default: 10dB */
+ if (state->config->tuner_set_bbgain(fe, reg) < 0)
+ goto err_gateoff;
}
if (state->config->tuner_set_frequency) {
if (state->config->tuner_set_frequency(fe, state->frequency) < 0)
- goto err;
+ goto err_gateoff;
}
if (state->config->tuner_set_bandwidth) {
if (state->config->tuner_set_bandwidth(fe, state->tuner_bw) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
msleep(50);
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
- goto err;
-
if (state->config->tuner_get_status) {
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
+ goto err;
if (state->config->tuner_get_status(fe, &reg) < 0)
+ goto err_gateoff;
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
- }
-
- if (reg)
- dprintk(FE_DEBUG, 1, "Tuner phase locked");
- else
- dprintk(FE_DEBUG, 1, "Tuner unlocked");
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
- goto err;
+ if (reg)
+ dprintk(FE_DEBUG, 1, "Tuner phase locked");
+ else {
+ dprintk(FE_DEBUG, 1, "Tuner unlocked");
+ return STV090x_NOCARRIER;
+ }
+ }
msleep(10);
agc1_power = MAKEWORD16(STV090x_READ_DEMOD(state, AGCIQIN1),
@@ -3194,7 +3308,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
reg = STV090x_READ_DEMOD(state, DEMOD);
STV090x_SETFIELD_Px(reg, SPECINV_CONTROL_FIELD, state->inversion);
- if (state->dev_ver <= 0x20) {
+ if (state->internal->dev_ver <= 0x20) {
/* rolloff to auto mode if DVBS2 */
STV090x_SETFIELD_Px(reg, MANUAL_SXROLLOFF_FIELD, 1);
} else {
@@ -3238,7 +3352,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
if ((lock) && (signal_state == STV090x_RANGEOK)) { /* signal within Range */
stv090x_optimize_track(state);
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
/* >= Cut 2.0 :release TS reset after
* demod lock and optimized Tracking
*/
@@ -3293,6 +3407,8 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
}
return signal_state;
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -3303,6 +3419,9 @@ static enum dvbfe_search stv090x_search(struct dvb_frontend *fe, struct dvb_fron
struct stv090x_state *state = fe->demodulator_priv;
struct dtv_frontend_properties *props = &fe->dtv_property_cache;
+ if (p->frequency == 0)
+ return DVBFE_ALGO_SEARCH_INVALID;
+
state->delsys = props->delivery_system;
state->frequency = p->frequency;
state->srate = p->u.qpsk.symbol_rate;
@@ -3353,7 +3472,8 @@ static int stv090x_read_status(struct dvb_frontend *fe, enum fe_status *status)
if (STV090x_GETFIELD_Px(reg, PKTDELIN_LOCK_FIELD)) {
reg = STV090x_READ_DEMOD(state, TSSTATUS);
if (STV090x_GETFIELD_Px(reg, TSFIFO_LINEOK_FIELD)) {
- *status = FE_HAS_CARRIER |
+ *status = FE_HAS_SIGNAL |
+ FE_HAS_CARRIER |
FE_HAS_VITERBI |
FE_HAS_SYNC |
FE_HAS_LOCK;
@@ -3370,7 +3490,11 @@ static int stv090x_read_status(struct dvb_frontend *fe, enum fe_status *status)
if (STV090x_GETFIELD_Px(reg, LOCKEDVIT_FIELD)) {
reg = STV090x_READ_DEMOD(state, TSSTATUS);
if (STV090x_GETFIELD_Px(reg, TSFIFO_LINEOK_FIELD)) {
- *status = FE_HAS_CARRIER | FE_HAS_VITERBI | FE_HAS_SYNC | FE_HAS_LOCK;
+ *status = FE_HAS_SIGNAL |
+ FE_HAS_CARRIER |
+ FE_HAS_VITERBI |
+ FE_HAS_SYNC |
+ FE_HAS_LOCK;
}
}
}
@@ -3723,6 +3847,17 @@ static int stv090x_sleep(struct dvb_frontend *fe)
struct stv090x_state *state = fe->demodulator_priv;
u32 reg;
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
+ goto err;
+
+ if (state->config->tuner_sleep) {
+ if (state->config->tuner_sleep(fe) < 0)
+ goto err_gateoff;
+ }
+
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
+ goto err;
+
dprintk(FE_DEBUG, 1, "Set %s to sleep",
state->device == STV0900 ? "STV0900" : "STV0903");
@@ -3737,6 +3872,9 @@ static int stv090x_sleep(struct dvb_frontend *fe)
goto err;
return 0;
+
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -3770,6 +3908,15 @@ static void stv090x_release(struct dvb_frontend *fe)
{
struct stv090x_state *state = fe->demodulator_priv;
+ state->internal->num_used--;
+ if (state->internal->num_used <= 0) {
+
+ dprintk(FE_ERROR, 1, "Actually removing");
+
+ remove_dev(state->internal);
+ kfree(state->internal);
+ }
+
kfree(state);
}
@@ -3901,10 +4048,10 @@ static int stv090x_set_mclk(struct stv090x_state *state, u32 mclk, u32 clk)
if (stv090x_write_reg(state, STV090x_NCOARSE, reg) < 0)
goto err;
- state->mclk = stv090x_get_mclk(state);
+ state->internal->mclk = stv090x_get_mclk(state);
/*Set the DiseqC frequency to 22KHz */
- div = state->mclk / 704000;
+ div = state->internal->mclk / 704000;
if (STV090x_WRITE_DEMOD(state, F22TX, div) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, F22RX, div) < 0)
@@ -3920,7 +4067,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
{
u32 reg;
- if (state->dev_ver >= 0x20) {
+ if (state->internal->dev_ver >= 0x20) {
switch (state->config->ts1_mode) {
case STV090x_TSMODE_PARALLEL_PUNCTURED:
case STV090x_TSMODE_DVBCI:
@@ -4092,6 +4239,71 @@ static int stv090x_set_tspath(struct stv090x_state *state)
default:
break;
}
+
+ if (state->config->ts1_clk > 0) {
+ u32 speed;
+
+ switch (state->config->ts1_mode) {
+ case STV090x_TSMODE_PARALLEL_PUNCTURED:
+ case STV090x_TSMODE_DVBCI:
+ default:
+ speed = state->internal->mclk /
+ (state->config->ts1_clk / 4);
+ if (speed < 0x08)
+ speed = 0x08;
+ if (speed > 0xFF)
+ speed = 0xFF;
+ break;
+ case STV090x_TSMODE_SERIAL_PUNCTURED:
+ case STV090x_TSMODE_SERIAL_CONTINUOUS:
+ speed = state->internal->mclk /
+ (state->config->ts1_clk / 32);
+ if (speed < 0x20)
+ speed = 0x20;
+ if (speed > 0xFF)
+ speed = 0xFF;
+ break;
+ }
+ reg = stv090x_read_reg(state, STV090x_P1_TSCFGM);
+ STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3);
+ if (stv090x_write_reg(state, STV090x_P1_TSCFGM, reg) < 0)
+ goto err;
+ if (stv090x_write_reg(state, STV090x_P1_TSSPEED, speed) < 0)
+ goto err;
+ }
+
+ if (state->config->ts2_clk > 0) {
+ u32 speed;
+
+ switch (state->config->ts2_mode) {
+ case STV090x_TSMODE_PARALLEL_PUNCTURED:
+ case STV090x_TSMODE_DVBCI:
+ default:
+ speed = state->internal->mclk /
+ (state->config->ts2_clk / 4);
+ if (speed < 0x08)
+ speed = 0x08;
+ if (speed > 0xFF)
+ speed = 0xFF;
+ break;
+ case STV090x_TSMODE_SERIAL_PUNCTURED:
+ case STV090x_TSMODE_SERIAL_CONTINUOUS:
+ speed = state->internal->mclk /
+ (state->config->ts2_clk / 32);
+ if (speed < 0x20)
+ speed = 0x20;
+ if (speed > 0xFF)
+ speed = 0xFF;
+ break;
+ }
+ reg = stv090x_read_reg(state, STV090x_P2_TSCFGM);
+ STV090x_SETFIELD_Px(reg, TSFIFO_MANSPEED_FIELD, 3);
+ if (stv090x_write_reg(state, STV090x_P2_TSCFGM, reg) < 0)
+ goto err;
+ if (stv090x_write_reg(state, STV090x_P2_TSSPEED, speed) < 0)
+ goto err;
+ }
+
reg = stv090x_read_reg(state, STV090x_P2_TSCFGH);
STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x01);
if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0)
@@ -4120,6 +4332,29 @@ static int stv090x_init(struct dvb_frontend *fe)
const struct stv090x_config *config = state->config;
u32 reg;
+ if (state->internal->mclk == 0) {
+ /* call tuner init to configure the tuner's clock output
+ divider directly before setting up the master clock of
+ the stv090x. */
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
+ goto err;
+
+ if (config->tuner_init) {
+ if (config->tuner_init(fe) < 0)
+ goto err_gateoff;
+ }
+
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
+ goto err;
+
+ stv090x_set_mclk(state, 135000000, config->xtal); /* 135 Mhz */
+ msleep(5);
+ if (stv090x_write_reg(state, STV090x_SYNTCTRL,
+ 0x20 | config->clk_mode) < 0)
+ goto err;
+ stv090x_get_mclk(state);
+ }
+
if (stv090x_wakeup(fe) < 0) {
dprintk(FE_ERROR, 1, "Error waking device");
goto err;
@@ -4137,26 +4372,29 @@ static int stv090x_init(struct dvb_frontend *fe)
if (STV090x_WRITE_DEMOD(state, DEMOD, reg) < 0)
goto err;
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
if (config->tuner_set_mode) {
if (config->tuner_set_mode(fe, TUNER_WAKE) < 0)
- goto err;
+ goto err_gateoff;
}
if (config->tuner_init) {
if (config->tuner_init(fe) < 0)
- goto err;
+ goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
if (stv090x_set_tspath(state) < 0)
goto err;
return 0;
+
+err_gateoff:
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -4188,16 +4426,26 @@ static int stv090x_setup(struct dvb_frontend *fe)
}
/* STV090x init */
- if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x5c) < 0) /* Stop Demod */
+
+ /* Stop Demod */
+ if (stv090x_write_reg(state, STV090x_P1_DMDISTATE, 0x5c) < 0)
+ goto err;
+ if (stv090x_write_reg(state, STV090x_P2_DMDISTATE, 0x5c) < 0)
goto err;
msleep(5);
- if (STV090x_WRITE_DEMOD(state, TNRCFG, 0x6c) < 0) /* check register ! (No Tuner Mode) */
+ /* Set No Tuner Mode */
+ if (stv090x_write_reg(state, STV090x_P1_TNRCFG, 0x6c) < 0)
+ goto err;
+ if (stv090x_write_reg(state, STV090x_P2_TNRCFG, 0x6c) < 0)
goto err;
+ /* I2C repeater OFF */
STV090x_SETFIELD_Px(reg, ENARPT_LEVEL_FIELD, config->repeater_level);
- if (STV090x_WRITE_DEMOD(state, I2CRPT, reg) < 0) /* repeater OFF */
+ if (stv090x_write_reg(state, STV090x_P1_I2CRPT, reg) < 0)
+ goto err;
+ if (stv090x_write_reg(state, STV090x_P2_I2CRPT, reg) < 0)
goto err;
if (stv090x_write_reg(state, STV090x_NCOARSE, 0x13) < 0) /* set PLL divider */
@@ -4216,8 +4464,8 @@ static int stv090x_setup(struct dvb_frontend *fe)
goto err;
}
- state->dev_ver = stv090x_read_reg(state, STV090x_MID);
- if (state->dev_ver >= 0x20) {
+ state->internal->dev_ver = stv090x_read_reg(state, STV090x_MID);
+ if (state->internal->dev_ver >= 0x20) {
if (stv090x_write_reg(state, STV090x_TSGENERAL, 0x0c) < 0)
goto err;
@@ -4228,27 +4476,39 @@ static int stv090x_setup(struct dvb_frontend *fe)
goto err;
}
- } else if (state->dev_ver < 0x20) {
+ } else if (state->internal->dev_ver < 0x20) {
dprintk(FE_ERROR, 1, "ERROR: Unsupported Cut: 0x%02x!",
- state->dev_ver);
+ state->internal->dev_ver);
goto err;
- } else if (state->dev_ver > 0x30) {
+ } else if (state->internal->dev_ver > 0x30) {
/* we shouldn't bail out from here */
dprintk(FE_ERROR, 1, "INFO: Cut: 0x%02x probably incomplete support!",
- state->dev_ver);
+ state->internal->dev_ver);
}
+ /* ADC1 range */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+ STV090x_SETFIELD(reg, ADC1_INMODE_FIELD,
+ (config->adc1_range == STV090x_ADC_1Vpp) ? 0 : 1);
+ if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
+ goto err;
+
+ /* ADC2 range */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR3);
+ STV090x_SETFIELD(reg, ADC2_INMODE_FIELD,
+ (config->adc2_range == STV090x_ADC_1Vpp) ? 0 : 1);
+ if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0)
+ goto err;
+
if (stv090x_write_reg(state, STV090x_TSTRES0, 0x80) < 0)
goto err;
if (stv090x_write_reg(state, STV090x_TSTRES0, 0x00) < 0)
goto err;
- stv090x_set_mclk(state, 135000000, config->xtal); /* 135 Mhz */
- msleep(5);
- if (stv090x_write_reg(state, STV090x_SYNTCTRL, 0x20 | config->clk_mode) < 0)
- goto err;
- stv090x_get_mclk(state);
+ /* workaround for stuck DiSEqC output */
+ if (config->diseqc_envelope_mode)
+ stv090x_send_diseqc_burst(fe, SEC_MINI_A);
return 0;
err:
@@ -4279,8 +4539,6 @@ static struct dvb_frontend_ops stv090x_ops = {
.sleep = stv090x_sleep,
.get_frontend_algo = stv090x_frontend_algo,
- .i2c_gate_ctrl = stv090x_i2c_gate_ctrl,
-
.diseqc_send_master_cmd = stv090x_send_diseqc_msg,
.diseqc_send_burst = stv090x_send_diseqc_burst,
.diseqc_recv_slave_reply = stv090x_recv_slave_reply,
@@ -4299,6 +4557,7 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
enum stv090x_demodulator demod)
{
struct stv090x_state *state = NULL;
+ struct stv090x_dev *temp_int;
state = kzalloc(sizeof (struct stv090x_state), GFP_KERNEL);
if (state == NULL)
@@ -4314,8 +4573,32 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
state->device = config->device;
state->rolloff = STV090x_RO_35; /* default */
- if (state->demod == STV090x_DEMODULATOR_0)
- mutex_init(&demod_lock);
+ temp_int = find_dev(state->i2c,
+ state->config->address);
+
+ if ((temp_int != NULL) && (state->demod_mode == STV090x_DUAL)) {
+ state->internal = temp_int->internal;
+ state->internal->num_used++;
+ dprintk(FE_INFO, 1, "Found Internal Structure!");
+ dprintk(FE_ERROR, 1, "Attaching %s demodulator(%d) Cut=0x%02x",
+ state->device == STV0900 ? "STV0900" : "STV0903",
+ demod,
+ state->internal->dev_ver);
+ return &state->frontend;
+ } else {
+ state->internal = kmalloc(sizeof(struct stv090x_internal),
+ GFP_KERNEL);
+ temp_int = append_internal(state->internal);
+ state->internal->num_used = 1;
+ state->internal->mclk = 0;
+ state->internal->dev_ver = 0;
+ state->internal->i2c_adap = state->i2c;
+ state->internal->i2c_addr = state->config->address;
+ dprintk(FE_INFO, 1, "Create New Internal Structure!");
+ }
+
+ mutex_init(&state->internal->demod_lock);
+ mutex_init(&state->internal->tuner_lock);
if (stv090x_sleep(&state->frontend) < 0) {
dprintk(FE_ERROR, 1, "Error putting device to sleep");
@@ -4331,10 +4614,10 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
goto error;
}
- dprintk(FE_ERROR, 1, "Attaching %s demodulator(%d) Cut=0x%02x\n",
+ dprintk(FE_ERROR, 1, "Attaching %s demodulator(%d) Cut=0x%02x",
state->device == STV0900 ? "STV0900" : "STV0903",
demod,
- state->dev_ver);
+ state->internal->dev_ver);
return &state->frontend;
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-13 19:59:59 +0000