summaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/frontends/stv090x.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb/frontends/stv090x.c')
-rw-r--r--drivers/media/dvb/frontends/stv090x.c295
1 files changed, 247 insertions, 48 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index 4e0fc2c8a41c..41d0f0a6655d 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -767,8 +767,12 @@ static int stv090x_i2c_gate_ctrl(struct stv090x_state *state, int enable)
* In case of any error, the lock is unlocked and exit within the
* relevant operations themselves.
*/
- if (enable)
- mutex_lock(&state->internal->tuner_lock);
+ if (enable) {
+ if (state->config->tuner_i2c_lock)
+ state->config->tuner_i2c_lock(&state->frontend, 1);
+ else
+ mutex_lock(&state->internal->tuner_lock);
+ }
reg = STV090x_READ_DEMOD(state, I2CRPT);
if (enable) {
@@ -784,13 +788,20 @@ static int stv090x_i2c_gate_ctrl(struct stv090x_state *state, int enable)
goto err;
}
- if (!enable)
- mutex_unlock(&state->internal->tuner_lock);
+ if (!enable) {
+ if (state->config->tuner_i2c_lock)
+ state->config->tuner_i2c_lock(&state->frontend, 0);
+ else
+ mutex_unlock(&state->internal->tuner_lock);
+ }
return 0;
err:
dprintk(FE_ERROR, 1, "I/O error");
- mutex_unlock(&state->internal->tuner_lock);
+ if (state->config->tuner_i2c_lock)
+ state->config->tuner_i2c_lock(&state->frontend, 0);
+ else
+ mutex_unlock(&state->internal->tuner_lock);
return -1;
}
@@ -2883,10 +2894,12 @@ static int stv090x_optimize_track(struct stv090x_state *state)
STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)
goto err;
- if (STV090x_WRITE_DEMOD(state, ACLC, 0) < 0)
- goto err;
- if (STV090x_WRITE_DEMOD(state, BCLC, 0) < 0)
- goto err;
+ if (state->internal->dev_ver >= 0x30) {
+ if (STV090x_WRITE_DEMOD(state, ACLC, 0) < 0)
+ goto err;
+ if (STV090x_WRITE_DEMOD(state, BCLC, 0) < 0)
+ goto err;
+ }
if (state->frame_len == STV090x_LONG_FRAME) {
reg = STV090x_READ_DEMOD(state, DMDMODCOD);
modcod = STV090x_GETFIELD_Px(reg, DEMOD_MODCOD_FIELD);
@@ -3846,6 +3859,7 @@ static int stv090x_sleep(struct dvb_frontend *fe)
{
struct stv090x_state *state = fe->demodulator_priv;
u32 reg;
+ u8 full_standby = 0;
if (stv090x_i2c_gate_ctrl(state, 1) < 0)
goto err;
@@ -3858,24 +3872,119 @@ static int stv090x_sleep(struct dvb_frontend *fe)
if (stv090x_i2c_gate_ctrl(state, 0) < 0)
goto err;
- dprintk(FE_DEBUG, 1, "Set %s to sleep",
- state->device == STV0900 ? "STV0900" : "STV0903");
+ dprintk(FE_DEBUG, 1, "Set %s(%d) to sleep",
+ state->device == STV0900 ? "STV0900" : "STV0903",
+ state->demod);
- reg = stv090x_read_reg(state, STV090x_SYNTCTRL);
- STV090x_SETFIELD(reg, STANDBY_FIELD, 0x01);
- if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0)
- goto err;
+ mutex_lock(&state->internal->demod_lock);
- reg = stv090x_read_reg(state, STV090x_TSTTNR1);
- STV090x_SETFIELD(reg, ADC1_PON_FIELD, 0);
- if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
- goto err;
+ switch (state->demod) {
+ case STV090x_DEMODULATOR_0:
+ /* power off ADC 1 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+ STV090x_SETFIELD(reg, ADC1_PON_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
+ goto err;
+ /* power off DiSEqC 1 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR2);
+ STV090x_SETFIELD(reg, DISEQC1_PON_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_TSTTNR2, reg) < 0)
+ goto err;
+
+ /* check whether path 2 is already sleeping, that is when
+ ADC2 is off */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR3);
+ if (STV090x_GETFIELD(reg, ADC2_PON_FIELD) == 0)
+ full_standby = 1;
+
+ /* stop clocks */
+ reg = stv090x_read_reg(state, STV090x_STOPCLK1);
+ /* packet delineator 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKPKDT1_FIELD, 1);
+ /* ADC 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKADCI1_FIELD, 1);
+ /* FEC clock is shared between the two paths, only stop it
+ when full standby is possible */
+ if (full_standby)
+ STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0)
+ goto err;
+ reg = stv090x_read_reg(state, STV090x_STOPCLK2);
+ /* sampling 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKSAMP1_FIELD, 1);
+ /* viterbi 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKVIT1_FIELD, 1);
+ /* TS clock is shared between the two paths, only stop it
+ when full standby is possible */
+ if (full_standby)
+ STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0)
+ goto err;
+ break;
+
+ case STV090x_DEMODULATOR_1:
+ /* power off ADC 2 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR3);
+ STV090x_SETFIELD(reg, ADC2_PON_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0)
+ goto err;
+ /* power off DiSEqC 2 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR4);
+ STV090x_SETFIELD(reg, DISEQC2_PON_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_TSTTNR4, reg) < 0)
+ goto err;
+
+ /* check whether path 1 is already sleeping, that is when
+ ADC1 is off */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+ if (STV090x_GETFIELD(reg, ADC1_PON_FIELD) == 0)
+ full_standby = 1;
+
+ /* stop clocks */
+ reg = stv090x_read_reg(state, STV090x_STOPCLK1);
+ /* packet delineator 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKPKDT2_FIELD, 1);
+ /* ADC 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKADCI2_FIELD, 1);
+ /* FEC clock is shared between the two paths, only stop it
+ when full standby is possible */
+ if (full_standby)
+ STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0)
+ goto err;
+ reg = stv090x_read_reg(state, STV090x_STOPCLK2);
+ /* sampling 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKSAMP2_FIELD, 1);
+ /* viterbi 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKVIT2_FIELD, 1);
+ /* TS clock is shared between the two paths, only stop it
+ when full standby is possible */
+ if (full_standby)
+ STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0)
+ goto err;
+ break;
+ default:
+ dprintk(FE_ERROR, 1, "Wrong demodulator!");
+ break;
+ }
+
+ if (full_standby) {
+ /* general power off */
+ reg = stv090x_read_reg(state, STV090x_SYNTCTRL);
+ STV090x_SETFIELD(reg, STANDBY_FIELD, 0x01);
+ if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0)
+ goto err;
+ }
+
+ mutex_unlock(&state->internal->demod_lock);
return 0;
err_gateoff:
stv090x_i2c_gate_ctrl(state, 0);
err:
+ mutex_unlock(&state->internal->demod_lock);
dprintk(FE_ERROR, 1, "I/O error");
return -1;
}
@@ -3885,21 +3994,94 @@ static int stv090x_wakeup(struct dvb_frontend *fe)
struct stv090x_state *state = fe->demodulator_priv;
u32 reg;
- dprintk(FE_DEBUG, 1, "Wake %s from standby",
- state->device == STV0900 ? "STV0900" : "STV0903");
+ dprintk(FE_DEBUG, 1, "Wake %s(%d) from standby",
+ state->device == STV0900 ? "STV0900" : "STV0903",
+ state->demod);
+
+ mutex_lock(&state->internal->demod_lock);
+ /* general power on */
reg = stv090x_read_reg(state, STV090x_SYNTCTRL);
STV090x_SETFIELD(reg, STANDBY_FIELD, 0x00);
if (stv090x_write_reg(state, STV090x_SYNTCTRL, reg) < 0)
goto err;
- reg = stv090x_read_reg(state, STV090x_TSTTNR1);
- STV090x_SETFIELD(reg, ADC1_PON_FIELD, 1);
- if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
- goto err;
+ switch (state->demod) {
+ case STV090x_DEMODULATOR_0:
+ /* power on ADC 1 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR1);
+ STV090x_SETFIELD(reg, ADC1_PON_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_TSTTNR1, reg) < 0)
+ goto err;
+ /* power on DiSEqC 1 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR2);
+ STV090x_SETFIELD(reg, DISEQC1_PON_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_TSTTNR2, reg) < 0)
+ goto err;
+
+ /* activate clocks */
+ reg = stv090x_read_reg(state, STV090x_STOPCLK1);
+ /* packet delineator 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKPKDT1_FIELD, 0);
+ /* ADC 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKADCI1_FIELD, 0);
+ /* FEC clock */
+ STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0)
+ goto err;
+ reg = stv090x_read_reg(state, STV090x_STOPCLK2);
+ /* sampling 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKSAMP1_FIELD, 0);
+ /* viterbi 1 clock */
+ STV090x_SETFIELD(reg, STOP_CLKVIT1_FIELD, 0);
+ /* TS clock */
+ STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0)
+ goto err;
+ break;
+ case STV090x_DEMODULATOR_1:
+ /* power on ADC 2 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR3);
+ STV090x_SETFIELD(reg, ADC2_PON_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_TSTTNR3, reg) < 0)
+ goto err;
+ /* power on DiSEqC 2 */
+ reg = stv090x_read_reg(state, STV090x_TSTTNR4);
+ STV090x_SETFIELD(reg, DISEQC2_PON_FIELD, 1);
+ if (stv090x_write_reg(state, STV090x_TSTTNR4, reg) < 0)
+ goto err;
+
+ /* activate clocks */
+ reg = stv090x_read_reg(state, STV090x_STOPCLK1);
+ /* packet delineator 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKPKDT2_FIELD, 0);
+ /* ADC 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKADCI2_FIELD, 0);
+ /* FEC clock */
+ STV090x_SETFIELD(reg, STOP_CLKFEC_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_STOPCLK1, reg) < 0)
+ goto err;
+ reg = stv090x_read_reg(state, STV090x_STOPCLK2);
+ /* sampling 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKSAMP2_FIELD, 0);
+ /* viterbi 2 clock */
+ STV090x_SETFIELD(reg, STOP_CLKVIT2_FIELD, 0);
+ /* TS clock */
+ STV090x_SETFIELD(reg, STOP_CLKTS_FIELD, 0);
+ if (stv090x_write_reg(state, STV090x_STOPCLK2, reg) < 0)
+ goto err;
+ break;
+
+ default:
+ dprintk(FE_ERROR, 1, "Wrong demodulator!");
+ break;
+ }
+
+ mutex_unlock(&state->internal->demod_lock);
return 0;
err:
+ mutex_unlock(&state->internal->demod_lock);
dprintk(FE_ERROR, 1, "I/O error");
return -1;
}
@@ -4169,6 +4351,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
switch (state->config->ts1_mode) {
case STV090x_TSMODE_PARALLEL_PUNCTURED:
reg = stv090x_read_reg(state, STV090x_P1_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00);
if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0)
@@ -4177,6 +4360,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
case STV090x_TSMODE_DVBCI:
reg = stv090x_read_reg(state, STV090x_P1_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01);
if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0)
@@ -4185,6 +4369,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
case STV090x_TSMODE_SERIAL_PUNCTURED:
reg = stv090x_read_reg(state, STV090x_P1_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00);
if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0)
@@ -4193,6 +4378,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
case STV090x_TSMODE_SERIAL_CONTINUOUS:
reg = stv090x_read_reg(state, STV090x_P1_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts1_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01);
if (stv090x_write_reg(state, STV090x_P1_TSCFGH, reg) < 0)
@@ -4206,6 +4392,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
switch (state->config->ts2_mode) {
case STV090x_TSMODE_PARALLEL_PUNCTURED:
reg = stv090x_read_reg(state, STV090x_P2_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00);
if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0)
@@ -4214,6 +4401,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
case STV090x_TSMODE_DVBCI:
reg = stv090x_read_reg(state, STV090x_P2_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x00);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01);
if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0)
@@ -4222,6 +4410,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
case STV090x_TSMODE_SERIAL_PUNCTURED:
reg = stv090x_read_reg(state, STV090x_P2_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x00);
if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0)
@@ -4230,6 +4419,7 @@ static int stv090x_set_tspath(struct stv090x_state *state)
case STV090x_TSMODE_SERIAL_CONTINUOUS:
reg = stv090x_read_reg(state, STV090x_P2_TSCFGH);
+ STV090x_SETFIELD_Px(reg, TSFIFO_TEIUPDATE_FIELD, state->config->ts2_tei);
STV090x_SETFIELD_Px(reg, TSFIFO_SERIAL_FIELD, 0x01);
STV090x_SETFIELD_Px(reg, TSFIFO_DVBCI_FIELD, 0x01);
if (stv090x_write_reg(state, STV090x_P2_TSCFGH, reg) < 0)
@@ -4506,16 +4696,26 @@ 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");
return -1;
}
+int stv090x_set_gpio(struct dvb_frontend *fe, u8 gpio, u8 dir, u8 value,
+ u8 xor_value)
+{
+ struct stv090x_state *state = fe->demodulator_priv;
+ u8 reg = 0;
+
+ STV090x_SETFIELD(reg, GPIOx_OPD_FIELD, dir);
+ STV090x_SETFIELD(reg, GPIOx_CONFIG_FIELD, value);
+ STV090x_SETFIELD(reg, GPIOx_XOR_FIELD, xor_value);
+
+ return stv090x_write_reg(state, STV090x_GPIOxCFG(gpio), reg);
+}
+EXPORT_SYMBOL(stv090x_set_gpio);
+
static struct dvb_frontend_ops stv090x_ops = {
.info = {
@@ -4580,39 +4780,35 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
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);
+ if (!state->internal)
+ goto error;
temp_int = append_internal(state->internal);
+ if (!temp_int) {
+ kfree(state->internal);
+ goto error;
+ }
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);
+ 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");
- goto error;
+ if (stv090x_setup(&state->frontend) < 0) {
+ dprintk(FE_ERROR, 1, "Error setting up device");
+ goto err_remove;
+ }
}
- if (stv090x_setup(&state->frontend) < 0) {
- dprintk(FE_ERROR, 1, "Error setting up device");
- goto error;
- }
- if (stv090x_wakeup(&state->frontend) < 0) {
- dprintk(FE_ERROR, 1, "Error waking device");
- goto error;
- }
+ /* workaround for stuck DiSEqC output */
+ if (config->diseqc_envelope_mode)
+ stv090x_send_diseqc_burst(&state->frontend, SEC_MINI_A);
dprintk(FE_ERROR, 1, "Attaching %s demodulator(%d) Cut=0x%02x",
state->device == STV0900 ? "STV0900" : "STV0903",
@@ -4621,6 +4817,9 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
return &state->frontend;
+err_remove:
+ remove_dev(state->internal);
+ kfree(state->internal);
error:
kfree(state);
return NULL;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 08:47:14 +0100