summaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/frontends
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb/frontends')
-rw-r--r--drivers/media/dvb/frontends/atbm8830_priv.h2
-rw-r--r--drivers/media/dvb/frontends/au8522_decoder.c7
-rw-r--r--drivers/media/dvb/frontends/au8522_dig.c26
-rw-r--r--drivers/media/dvb/frontends/au8522_priv.h5
-rw-r--r--drivers/media/dvb/frontends/dib3000mc.c35
-rw-r--r--drivers/media/dvb/frontends/dib7000p.c36
-rw-r--r--drivers/media/dvb/frontends/dib8000.h1
-rw-r--r--drivers/media/dvb/frontends/ds3000.c2
-rw-r--r--drivers/media/dvb/frontends/stv0900_core.c16
-rw-r--r--drivers/media/dvb/frontends/stv090x.c98
-rw-r--r--drivers/media/dvb/frontends/stv090x.h1
-rw-r--r--drivers/media/dvb/frontends/stv6110x.c34
-rw-r--r--drivers/media/dvb/frontends/stv6110x.h1
13 files changed, 174 insertions, 90 deletions
diff --git a/drivers/media/dvb/frontends/atbm8830_priv.h b/drivers/media/dvb/frontends/atbm8830_priv.h
index ce960f76092..d460058d497 100644
--- a/drivers/media/dvb/frontends/atbm8830_priv.h
+++ b/drivers/media/dvb/frontends/atbm8830_priv.h
@@ -18,7 +18,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-
+
#ifndef __ATBM8830_PRIV_H
#define __ATBM8830_PRIV_H
diff --git a/drivers/media/dvb/frontends/au8522_decoder.c b/drivers/media/dvb/frontends/au8522_decoder.c
index 24268ef2753..68dba3a4b4d 100644
--- a/drivers/media/dvb/frontends/au8522_decoder.c
+++ b/drivers/media/dvb/frontends/au8522_decoder.c
@@ -664,6 +664,13 @@ static int au8522_reset(struct v4l2_subdev *sd, u32 val)
{
struct au8522_state *state = to_state(sd);
+ state->operational_mode = AU8522_ANALOG_MODE;
+
+ /* Clear out any state associated with the digital side of the
+ chip, so that when it gets powered back up it won't think
+ that it is already tuned */
+ state->current_frequency = 0;
+
au8522_writereg(state, 0xa4, 1 << 5);
return 0;
diff --git a/drivers/media/dvb/frontends/au8522_dig.c b/drivers/media/dvb/frontends/au8522_dig.c
index a1fed0fa8ed..65f6a36dfb2 100644
--- a/drivers/media/dvb/frontends/au8522_dig.c
+++ b/drivers/media/dvb/frontends/au8522_dig.c
@@ -84,6 +84,14 @@ static int au8522_i2c_gate_ctrl(struct dvb_frontend *fe, int enable)
dprintk("%s(%d)\n", __func__, enable);
+ if (state->operational_mode == AU8522_ANALOG_MODE) {
+ /* We're being asked to manage the gate even though we're
+ not in digital mode. This can occur if we get switched
+ over to analog mode before the dvb_frontend kernel thread
+ has completely shutdown */
+ return 0;
+ }
+
if (enable)
return au8522_writereg(state, 0x106, 1);
else
@@ -608,6 +616,13 @@ int au8522_init(struct dvb_frontend *fe)
struct au8522_state *state = fe->demodulator_priv;
dprintk("%s()\n", __func__);
+ state->operational_mode = AU8522_DIGITAL_MODE;
+
+ /* Clear out any state associated with the digital side of the
+ chip, so that when it gets powered back up it won't think
+ that it is already tuned */
+ state->current_frequency = 0;
+
au8522_writereg(state, 0xa4, 1 << 5);
au8522_i2c_gate_ctrl(fe, 1);
@@ -704,6 +719,15 @@ int au8522_sleep(struct dvb_frontend *fe)
struct au8522_state *state = fe->demodulator_priv;
dprintk("%s()\n", __func__);
+ /* Only power down if the digital side is currently using the chip */
+ if (state->operational_mode == AU8522_ANALOG_MODE) {
+ /* We're not in one of the expected power modes, which means
+ that the DVB thread is probably telling us to go to sleep
+ even though the analog frontend has already started using
+ the chip. So ignore the request */
+ return 0;
+ }
+
/* turn off led */
au8522_led_ctrl(state, 0);
@@ -932,6 +956,8 @@ struct dvb_frontend *au8522_attach(const struct au8522_config *config,
/* setup the state */
state->config = config;
state->i2c = i2c;
+ state->operational_mode = AU8522_DIGITAL_MODE;
+
/* create dvb_frontend */
memcpy(&state->frontend.ops, &au8522_ops,
sizeof(struct dvb_frontend_ops));
diff --git a/drivers/media/dvb/frontends/au8522_priv.h b/drivers/media/dvb/frontends/au8522_priv.h
index c74c4e72fe9..609cf04bc31 100644
--- a/drivers/media/dvb/frontends/au8522_priv.h
+++ b/drivers/media/dvb/frontends/au8522_priv.h
@@ -34,10 +34,15 @@
#include "au8522.h"
#include "tuner-i2c.h"
+#define AU8522_ANALOG_MODE 0
+#define AU8522_DIGITAL_MODE 1
+
struct au8522_state {
struct i2c_client *c;
struct i2c_adapter *i2c;
+ u8 operational_mode;
+
/* Used for sharing of the state between analog and digital mode */
struct tuner_i2c_props i2c_props;
struct list_head hybrid_tuner_instance_list;
diff --git a/drivers/media/dvb/frontends/dib3000mc.c b/drivers/media/dvb/frontends/dib3000mc.c
index 40a09981027..afad252abf4 100644
--- a/drivers/media/dvb/frontends/dib3000mc.c
+++ b/drivers/media/dvb/frontends/dib3000mc.c
@@ -814,42 +814,51 @@ EXPORT_SYMBOL(dib3000mc_set_config);
int dib3000mc_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods, u8 default_addr, struct dib3000mc_config cfg[])
{
- struct dib3000mc_state st = { .i2c_adap = i2c };
+ struct dib3000mc_state *dmcst;
int k;
u8 new_addr;
static u8 DIB3000MC_I2C_ADDRESS[] = {20,22,24,26};
+ dmcst = kzalloc(sizeof(struct dib3000mc_state), GFP_KERNEL);
+ if (dmcst == NULL)
+ return -ENODEV;
+
+ dmcst->i2c_adap = i2c;
+
for (k = no_of_demods-1; k >= 0; k--) {
- st.cfg = &cfg[k];
+ dmcst->cfg = &cfg[k];
/* designated i2c address */
new_addr = DIB3000MC_I2C_ADDRESS[k];
- st.i2c_addr = new_addr;
- if (dib3000mc_identify(&st) != 0) {
- st.i2c_addr = default_addr;
- if (dib3000mc_identify(&st) != 0) {
+ dmcst->i2c_addr = new_addr;
+ if (dib3000mc_identify(dmcst) != 0) {
+ dmcst->i2c_addr = default_addr;
+ if (dib3000mc_identify(dmcst) != 0) {
dprintk("-E- DiB3000P/MC #%d: not identified\n", k);
+ kfree(dmcst);
return -ENODEV;
}
}
- dib3000mc_set_output_mode(&st, OUTMODE_MPEG2_PAR_CONT_CLK);
+ dib3000mc_set_output_mode(dmcst, OUTMODE_MPEG2_PAR_CONT_CLK);
// set new i2c address and force divstr (Bit 1) to value 0 (Bit 0)
- dib3000mc_write_word(&st, 1024, (new_addr << 3) | 0x1);
- st.i2c_addr = new_addr;
+ dib3000mc_write_word(dmcst, 1024, (new_addr << 3) | 0x1);
+ dmcst->i2c_addr = new_addr;
}
for (k = 0; k < no_of_demods; k++) {
- st.cfg = &cfg[k];
- st.i2c_addr = DIB3000MC_I2C_ADDRESS[k];
+ dmcst->cfg = &cfg[k];
+ dmcst->i2c_addr = DIB3000MC_I2C_ADDRESS[k];
- dib3000mc_write_word(&st, 1024, st.i2c_addr << 3);
+ dib3000mc_write_word(dmcst, 1024, dmcst->i2c_addr << 3);
/* turn off data output */
- dib3000mc_set_output_mode(&st, OUTMODE_HIGH_Z);
+ dib3000mc_set_output_mode(dmcst, OUTMODE_HIGH_Z);
}
+
+ kfree(dmcst);
return 0;
}
EXPORT_SYMBOL(dib3000mc_i2c_enumeration);
diff --git a/drivers/media/dvb/frontends/dib7000p.c b/drivers/media/dvb/frontends/dib7000p.c
index 85468a45c34..2e28b973dfd 100644
--- a/drivers/media/dvb/frontends/dib7000p.c
+++ b/drivers/media/dvb/frontends/dib7000p.c
@@ -1324,46 +1324,54 @@ EXPORT_SYMBOL(dib7000p_pid_filter);
int dib7000p_i2c_enumeration(struct i2c_adapter *i2c, int no_of_demods, u8 default_addr, struct dib7000p_config cfg[])
{
- struct dib7000p_state st = { .i2c_adap = i2c };
+ struct dib7000p_state *dpst;
int k = 0;
u8 new_addr = 0;
+ dpst = kzalloc(sizeof(struct dib7000p_state), GFP_KERNEL);
+ if (!dpst)
+ return -ENOMEM;
+
+ dpst->i2c_adap = i2c;
+
for (k = no_of_demods-1; k >= 0; k--) {
- st.cfg = cfg[k];
+ dpst->cfg = cfg[k];
/* designated i2c address */
new_addr = (0x40 + k) << 1;
- st.i2c_addr = new_addr;
- dib7000p_write_word(&st, 1287, 0x0003); /* sram lead in, rdy */
- if (dib7000p_identify(&st) != 0) {
- st.i2c_addr = default_addr;
- dib7000p_write_word(&st, 1287, 0x0003); /* sram lead in, rdy */
- if (dib7000p_identify(&st) != 0) {
+ dpst->i2c_addr = new_addr;
+ dib7000p_write_word(dpst, 1287, 0x0003); /* sram lead in, rdy */
+ if (dib7000p_identify(dpst) != 0) {
+ dpst->i2c_addr = default_addr;
+ dib7000p_write_word(dpst, 1287, 0x0003); /* sram lead in, rdy */
+ if (dib7000p_identify(dpst) != 0) {
dprintk("DiB7000P #%d: not identified\n", k);
+ kfree(dpst);
return -EIO;
}
}
/* start diversity to pull_down div_str - just for i2c-enumeration */
- dib7000p_set_output_mode(&st, OUTMODE_DIVERSITY);
+ dib7000p_set_output_mode(dpst, OUTMODE_DIVERSITY);
/* set new i2c address and force divstart */
- dib7000p_write_word(&st, 1285, (new_addr << 2) | 0x2);
+ dib7000p_write_word(dpst, 1285, (new_addr << 2) | 0x2);
dprintk("IC %d initialized (to i2c_address 0x%x)", k, new_addr);
}
for (k = 0; k < no_of_demods; k++) {
- st.cfg = cfg[k];
- st.i2c_addr = (0x40 + k) << 1;
+ dpst->cfg = cfg[k];
+ dpst->i2c_addr = (0x40 + k) << 1;
// unforce divstr
- dib7000p_write_word(&st, 1285, st.i2c_addr << 2);
+ dib7000p_write_word(dpst, 1285, dpst->i2c_addr << 2);
/* deactivate div - it was just for i2c-enumeration */
- dib7000p_set_output_mode(&st, OUTMODE_HIGH_Z);
+ dib7000p_set_output_mode(dpst, OUTMODE_HIGH_Z);
}
+ kfree(dpst);
return 0;
}
EXPORT_SYMBOL(dib7000p_i2c_enumeration);
diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h
index b1ee2079963..e0a9ded11df 100644
--- a/drivers/media/dvb/frontends/dib8000.h
+++ b/drivers/media/dvb/frontends/dib8000.h
@@ -109,6 +109,7 @@ static inline void dib8000_pwm_agc_reset(struct dvb_frontend *fe)
static inline s32 dib8000_get_adc_power(struct dvb_frontend *fe, u8 mode)
{
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return 0;
}
#endif
diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c
index cff3535566f..78001e8bcdb 100644
--- a/drivers/media/dvb/frontends/ds3000.c
+++ b/drivers/media/dvb/frontends/ds3000.c
@@ -719,7 +719,7 @@ static int ds3000_read_snr(struct dvb_frontend *fe, u16 *snr)
(ds3000_readreg(state, 0x8d) << 4);
dvbs2_signal_reading = ds3000_readreg(state, 0x8e);
tmp = dvbs2_signal_reading * dvbs2_signal_reading >> 1;
- if (dvbs2_signal_reading == 0) {
+ if (tmp == 0) {
*snr = 0x0000;
return 0;
}
diff --git a/drivers/media/dvb/frontends/stv0900_core.c b/drivers/media/dvb/frontends/stv0900_core.c
index 01f8f1f802f..4f5e7d3a0e6 100644
--- a/drivers/media/dvb/frontends/stv0900_core.c
+++ b/drivers/media/dvb/frontends/stv0900_core.c
@@ -1583,7 +1583,7 @@ static enum dvbfe_search stv0900_search(struct dvb_frontend *fe,
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct stv0900_search_params p_search;
- struct stv0900_signal_info p_result;
+ struct stv0900_signal_info p_result = intp->result[demod];
enum fe_stv0900_error error = STV0900_NO_ERROR;
@@ -1842,6 +1842,19 @@ static void stv0900_release(struct dvb_frontend *fe)
kfree(state);
}
+static int stv0900_get_frontend(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *p)
+{
+ struct stv0900_state *state = fe->demodulator_priv;
+ struct stv0900_internal *intp = state->internal;
+ enum fe_stv0900_demod_num demod = state->demod;
+ struct stv0900_signal_info p_result = intp->result[demod];
+
+ p->frequency = p_result.locked ? p_result.frequency : 0;
+ p->u.qpsk.symbol_rate = p_result.locked ? p_result.symbol_rate : 0;
+ return 0;
+}
+
static struct dvb_frontend_ops stv0900_ops = {
.info = {
@@ -1862,6 +1875,7 @@ static struct dvb_frontend_ops stv0900_ops = {
},
.release = stv0900_release,
.init = stv0900_init,
+ .get_frontend = stv0900_get_frontend,
.get_frontend_algo = stv0900_frontend_algo,
.i2c_gate_ctrl = stv0900_i2c_gate_ctrl,
.diseqc_send_master_cmd = stv0900_send_master_cmd,
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index a3c07fe0e6c..425e7a43ae1 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -754,11 +754,19 @@ 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);
@@ -1778,7 +1786,7 @@ 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) {
@@ -1791,12 +1799,12 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
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) {
@@ -1809,7 +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;
}
@@ -1822,7 +1830,7 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state)
return srate_coarse;
err_gateoff:
- stv090x_i2c_gate_ctrl(fe, 0);
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -2167,7 +2175,7 @@ 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) {
@@ -2180,12 +2188,12 @@ static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd)
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) {
@@ -2198,7 +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);
@@ -2222,7 +2230,7 @@ static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd)
return lock;
err_gateoff:
- stv090x_i2c_gate_ctrl(fe, 0);
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -2591,7 +2599,7 @@ 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) {
@@ -2599,7 +2607,7 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
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->internal->mclk) / 1000;
@@ -2619,7 +2627,7 @@ 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) {
@@ -2627,7 +2635,7 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
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))
@@ -2646,7 +2654,7 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
return STV090x_OUTOFRANGE;
err_gateoff:
- stv090x_i2c_gate_ctrl(fe, 0);
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -3000,7 +3008,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
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) {
@@ -3008,7 +3016,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
}
@@ -3059,7 +3067,7 @@ static int stv090x_optimize_track(struct stv090x_state *state)
return 0;
err_gateoff:
- stv090x_i2c_gate_ctrl(fe, 0);
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -3235,7 +3243,7 @@ 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) {
@@ -3256,17 +3264,17 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
goto err_gateoff;
}
- if (stv090x_i2c_gate_ctrl(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
msleep(50);
if (state->config->tuner_get_status) {
- if (stv090x_i2c_gate_ctrl(fe, 1) < 0)
+ 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(fe, 0) < 0)
+ if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
if (reg)
@@ -3400,7 +3408,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
return signal_state;
err_gateoff:
- stv090x_i2c_gate_ctrl(fe, 0);
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -3839,6 +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");
@@ -3853,6 +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;
@@ -4311,6 +4333,20 @@ static int stv090x_init(struct dvb_frontend *fe)
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,
@@ -4336,7 +4372,7 @@ 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) {
@@ -4349,7 +4385,7 @@ static int stv090x_init(struct dvb_frontend *fe)
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)
@@ -4358,7 +4394,7 @@ static int stv090x_init(struct dvb_frontend *fe)
return 0;
err_gateoff:
- stv090x_i2c_gate_ctrl(fe, 0);
+ stv090x_i2c_gate_ctrl(state, 0);
err:
dprintk(FE_ERROR, 1, "I/O error");
return -1;
@@ -4470,6 +4506,10 @@ static int stv090x_setup(struct dvb_frontend *fe)
if (stv090x_write_reg(state, STV090x_TSTRES0, 0x00) < 0)
goto err;
+ /* workaround for stuck DiSEqC output */
+ if (config->diseqc_envelope_mode)
+ stv090x_send_diseqc_burst(fe, SEC_MINI_A);
+
return 0;
err:
dprintk(FE_ERROR, 1, "I/O error");
@@ -4499,8 +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,
diff --git a/drivers/media/dvb/frontends/stv090x.h b/drivers/media/dvb/frontends/stv090x.h
index 30f01a6902a..dd1b93ae4e9 100644
--- a/drivers/media/dvb/frontends/stv090x.h
+++ b/drivers/media/dvb/frontends/stv090x.h
@@ -87,6 +87,7 @@ struct stv090x_config {
bool diseqc_envelope_mode;
int (*tuner_init) (struct dvb_frontend *fe);
+ int (*tuner_sleep) (struct dvb_frontend *fe);
int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
diff --git a/drivers/media/dvb/frontends/stv6110x.c b/drivers/media/dvb/frontends/stv6110x.c
index dea4245f077..42591ce1aaa 100644
--- a/drivers/media/dvb/frontends/stv6110x.c
+++ b/drivers/media/dvb/frontends/stv6110x.c
@@ -338,14 +338,12 @@ static struct dvb_tuner_ops stv6110x_ops = {
.frequency_max = 2150000,
.frequency_step = 0,
},
-
- .init = stv6110x_init,
- .sleep = stv6110x_sleep,
.release = stv6110x_release
};
static struct stv6110x_devctl stv6110x_ctl = {
.tuner_init = stv6110x_init,
+ .tuner_sleep = stv6110x_sleep,
.tuner_set_mode = stv6110x_set_mode,
.tuner_set_frequency = stv6110x_set_frequency,
.tuner_get_frequency = stv6110x_get_frequency,
@@ -363,11 +361,10 @@ struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
{
struct stv6110x_state *stv6110x;
u8 default_regs[] = {0x07, 0x11, 0xdc, 0x85, 0x17, 0x01, 0xe6, 0x1e};
- int ret;
stv6110x = kzalloc(sizeof (struct stv6110x_state), GFP_KERNEL);
- if (stv6110x == NULL)
- goto error;
+ if (!stv6110x)
+ return NULL;
stv6110x->i2c = i2c;
stv6110x->config = config;
@@ -392,34 +389,11 @@ struct stv6110x_devctl *stv6110x_attach(struct dvb_frontend *fe,
break;
}
- if (fe->ops.i2c_gate_ctrl) {
- ret = fe->ops.i2c_gate_ctrl(fe, 1);
- if (ret < 0)
- goto error;
- }
-
- ret = stv6110x_write_regs(stv6110x, 0, stv6110x->regs,
- ARRAY_SIZE(stv6110x->regs));
- if (ret < 0) {
- dprintk(FE_ERROR, 1, "Initialization failed");
- goto error;
- }
-
- if (fe->ops.i2c_gate_ctrl) {
- ret = fe->ops.i2c_gate_ctrl(fe, 0);
- if (ret < 0)
- goto error;
- }
-
fe->tuner_priv = stv6110x;
fe->ops.tuner_ops = stv6110x_ops;
- printk("%s: Attaching STV6110x \n", __func__);
+ printk(KERN_INFO "%s: Attaching STV6110x\n", __func__);
return stv6110x->devctl;
-
-error:
- kfree(stv6110x);
- return NULL;
}
EXPORT_SYMBOL(stv6110x_attach);
diff --git a/drivers/media/dvb/frontends/stv6110x.h b/drivers/media/dvb/frontends/stv6110x.h
index 2429ae6d784..47516753929 100644
--- a/drivers/media/dvb/frontends/stv6110x.h
+++ b/drivers/media/dvb/frontends/stv6110x.h
@@ -40,6 +40,7 @@ enum tuner_status {
struct stv6110x_devctl {
int (*tuner_init) (struct dvb_frontend *fe);
+ int (*tuner_sleep) (struct dvb_frontend *fe);
int (*tuner_set_mode) (struct dvb_frontend *fe, enum tuner_mode mode);
int (*tuner_set_frequency) (struct dvb_frontend *fe, u32 frequency);
int (*tuner_get_frequency) (struct dvb_frontend *fe, u32 *frequency);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-27 07:21:05 +0000