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[media] drxk: convert set_fontend to use DVBv5 parameters

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Instead of using dvb_frontend_parameters struct, that were
designed for a subset of the supported standards, use the DVBv5
cache information.

Also, fill the supported delivery systems at dvb_frontend_ops
struct.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2011-12-26 09:57:11 -03:00
parent 9f97c288c0
commit ed5452a2ab
2 changed files with 44 additions and 85 deletions
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127
drivers/media/dvb/frontends/drxk_hard.c
View file

@ -1885,7 +1885,7 @@ static int Start(struct drxk_state *state, s32 offsetFreq,
state->m_DrxkState != DRXK_DTV_STARTED)
goto error;
state->m_bMirrorFreqSpect = (state->param.inversion == INVERSION_ON);
state->m_bMirrorFreqSpect = (state->props.inversion == INVERSION_ON);
if (IntermediateFrequency < 0) {
state->m_bMirrorFreqSpect = !state->m_bMirrorFreqSpect;
@ -2507,7 +2507,7 @@ static int GetQAMSignalToNoise(struct drxk_state *state,
u16 qamSlErrPower = 0; /* accum. error between
raw and sliced symbols */
u32 qamSlSigPower = 0; /* used for MER, depends of
QAM constellation */
QAM modulation */
u32 qamSlMer = 0; /* QAM MER */
dprintk(1, "\n");
@ -2521,7 +2521,7 @@ static int GetQAMSignalToNoise(struct drxk_state *state,
return -EINVAL;
}
switch (state->param.u.qam.modulation) {
switch (state->props.modulation) {
case QAM_16:
qamSlSigPower = DRXK_QAM_SL_SIG_POWER_QAM16 << 2;
break;
@ -2752,7 +2752,7 @@ static int GetDVBCQuality(struct drxk_state *state, s32 *pQuality)
if (status < 0)
break;
switch (state->param.u.qam.modulation) {
switch (state->props.modulation) {
case QAM_16:
SignalToNoiseRel = SignalToNoise - 200;
break;
@ -3817,7 +3817,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
/*== Write channel settings to device =====================================*/
/* mode */
switch (state->param.u.ofdm.transmission_mode) {
switch (state->props.transmission_mode) {
case TRANSMISSION_MODE_AUTO:
default:
operationMode |= OFDM_SC_RA_RAM_OP_AUTO_MODE__M;
@ -3831,7 +3831,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
}
/* guard */
switch (state->param.u.ofdm.guard_interval) {
switch (state->props.guard_interval) {
default:
case GUARD_INTERVAL_AUTO:
operationMode |= OFDM_SC_RA_RAM_OP_AUTO_GUARD__M;
@ -3851,7 +3851,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
}
/* hierarchy */
switch (state->param.u.ofdm.hierarchy_information) {
switch (state->props.hierarchy) {
case HIERARCHY_AUTO:
case HIERARCHY_NONE:
default:
@ -3871,8 +3871,8 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
}
/* constellation */
switch (state->param.u.ofdm.constellation) {
/* modulation */
switch (state->props.modulation) {
case QAM_AUTO:
default:
operationMode |= OFDM_SC_RA_RAM_OP_AUTO_CONST__M;
@ -3915,7 +3915,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
#endif
/* coderate */
switch (state->param.u.ofdm.code_rate_HP) {
switch (state->props.code_rate_HP) {
case FEC_AUTO:
default:
operationMode |= OFDM_SC_RA_RAM_OP_AUTO_RATE__M;
@ -3944,9 +3944,11 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
/* Also set parameters for EC_OC fix, note EC_OC_REG_TMD_HIL_MAR is changed
by SC for fix for some 8K,1/8 guard but is restored by InitEC and ResetEC
functions */
switch (state->param.u.ofdm.bandwidth) {
case BANDWIDTH_AUTO:
case BANDWIDTH_8_MHZ:
switch (state->props.bandwidth_hz) {
case 0:
state->props.bandwidth_hz = 8000000;
/* fall though */
case 8000000:
bandwidth = DRXK_BANDWIDTH_8MHZ_IN_HZ;
status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3052);
if (status < 0)
@ -3965,7 +3967,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
if (status < 0)
goto error;
break;
case BANDWIDTH_7_MHZ:
case 7000000:
bandwidth = DRXK_BANDWIDTH_7MHZ_IN_HZ;
status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 3491);
if (status < 0)
@ -3984,7 +3986,7 @@ static int SetDVBT(struct drxk_state *state, u16 IntermediateFreqkHz,
if (status < 0)
goto error;
break;
case BANDWIDTH_6_MHZ:
case 6000000:
bandwidth = DRXK_BANDWIDTH_6MHZ_IN_HZ;
status = write16(state, OFDM_SC_RA_RAM_SRMM_FIX_FACT_8K__A, 4073);
if (status < 0)
@ -4191,7 +4193,7 @@ error:
/**
* \brief Setup of the QAM Measurement intervals for signal quality
* \param demod instance of demod.
* \param constellation current constellation.
* \param modulation current modulation.
* \return DRXStatus_t.
*
* NOTE:
@ -4200,7 +4202,7 @@ error:
*
*/
static int SetQAMMeasurement(struct drxk_state *state,
enum EDrxkConstellation constellation,
enum EDrxkConstellation modulation,
u32 symbolRate)
{
u32 fecBitsDesired = 0; /* BER accounting period */
@ -4214,11 +4216,11 @@ static int SetQAMMeasurement(struct drxk_state *state,
fecRsPrescale = 1;
/* fecBitsDesired = symbolRate [kHz] *
FrameLenght [ms] *
(constellation + 1) *
(modulation + 1) *
SyncLoss (== 1) *
ViterbiLoss (==1)
*/
switch (constellation) {
switch (modulation) {
case DRX_CONSTELLATION_QAM16:
fecBitsDesired = 4 * symbolRate;
break;
@ -5285,12 +5287,12 @@ static int QAMSetSymbolrate(struct drxk_state *state)
/* Select & calculate correct IQM rate */
adcFrequency = (state->m_sysClockFreq * 1000) / 3;
ratesel = 0;
/* printk(KERN_DEBUG "drxk: SR %d\n", state->param.u.qam.symbol_rate); */
if (state->param.u.qam.symbol_rate <= 1188750)
/* printk(KERN_DEBUG "drxk: SR %d\n", state->props.symbol_rate); */
if (state->props.symbol_rate <= 1188750)
ratesel = 3;
else if (state->param.u.qam.symbol_rate <= 2377500)
else if (state->props.symbol_rate <= 2377500)
ratesel = 2;
else if (state->param.u.qam.symbol_rate <= 4755000)
else if (state->props.symbol_rate <= 4755000)
ratesel = 1;
status = write16(state, IQM_FD_RATESEL__A, ratesel);
if (status < 0)
@ -5299,7 +5301,7 @@ static int QAMSetSymbolrate(struct drxk_state *state)
/*
IqmRcRate = ((Fadc / (symbolrate * (4<<ratesel))) - 1) * (1<<23)
*/
symbFreq = state->param.u.qam.symbol_rate * (1 << ratesel);
symbFreq = state->props.symbol_rate * (1 << ratesel);
if (symbFreq == 0) {
/* Divide by zero */
status = -EINVAL;
@ -5315,7 +5317,7 @@ static int QAMSetSymbolrate(struct drxk_state *state)
/*
LcSymbFreq = round (.125 * symbolrate / adcFreq * (1<<15))
*/
symbFreq = state->param.u.qam.symbol_rate;
symbFreq = state->props.symbol_rate;
if (adcFrequency == 0) {
/* Divide by zero */
status = -EINVAL;
@ -5416,7 +5418,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
goto error;
/* Set params */
switch (state->param.u.qam.modulation) {
switch (state->props.modulation) {
case QAM_256:
state->m_Constellation = DRX_CONSTELLATION_QAM256;
break;
@ -5439,7 +5441,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
}
if (status < 0)
goto error;
setParamParameters[0] = state->m_Constellation; /* constellation */
setParamParameters[0] = state->m_Constellation; /* modulation */
setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */
if (state->m_OperationMode == OM_QAM_ITU_C)
setParamParameters[2] = QAM_TOP_ANNEX_C;
@ -5461,7 +5463,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
if (status < 0)
goto error;
setParamParameters[0] = state->m_Constellation; /* constellation */
setParamParameters[0] = state->m_Constellation; /* modulation */
setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */
status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, 2, setParamParameters, 1, &cmdResult);
}
@ -5470,7 +5472,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
/*
* STEP 3: enable the system in a mode where the ADC provides valid
* signal setup constellation independent registers
* signal setup modulation independent registers
*/
#if 0
status = SetFrequency(channel, tunerFreqOffset));
@ -5482,7 +5484,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
goto error;
/* Setup BER measurement */
status = SetQAMMeasurement(state, state->m_Constellation, state->param.u. qam.symbol_rate);
status = SetQAMMeasurement(state, state->m_Constellation, state->props.symbol_rate);
if (status < 0)
goto error;
@ -5564,8 +5566,8 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
if (status < 0)
goto error;
/* STEP 4: constellation specific setup */
switch (state->param.u.qam.modulation) {
/* STEP 4: modulation specific setup */
switch (state->props.modulation) {
case QAM_16:
status = SetQAM16(state);
break;
@ -5595,7 +5597,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz,
goto error;
/* Re-configure MPEG output, requires knowledge of channel bitrate */
/* extAttr->currentChannel.constellation = channel->constellation; */
/* extAttr->currentChannel.modulation = channel->modulation; */
/* extAttr->currentChannel.symbolrate = channel->symbolrate; */
status = MPEGTSDtoSetup(state, state->m_OperationMode);
if (status < 0)
@ -6211,11 +6213,11 @@ static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
return ConfigureI2CBridge(state, enable ? true : false);
}
static int drxk_set_parameters(struct dvb_frontend *fe,
struct dvb_frontend_parameters *p)
static int drxk_set_parameters(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
u32 delsys = p->delivery_system;
struct drxk_state *state = fe->demodulator_priv;
u32 delsys = fe->dtv_property_cache.delivery_system;
u32 IF;
dprintk(1, "\n");
@ -6243,7 +6245,7 @@ static int drxk_set_parameters(struct dvb_frontend *fe,
fe->ops.tuner_ops.set_params(fe);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
state->param = *p;
state->props = *p;
fe->ops.tuner_ops.get_if_frequency(fe, &IF);
Start(state, 0, IF);
@ -6252,13 +6254,6 @@ static int drxk_set_parameters(struct dvb_frontend *fe,
return 0;
}
static int drxk_c_get_frontend(struct dvb_frontend *fe,
struct dvb_frontend_parameters *p)
{
dprintk(1, "\n");
return 0;
}
static int drxk_read_status(struct dvb_frontend *fe, fe_status_t *status)
{
struct drxk_state *state = fe->demodulator_priv;
@ -6356,41 +6351,8 @@ static int drxk_t_sleep(struct dvb_frontend *fe)
return 0;
}
static int drxk_t_get_frontend(struct dvb_frontend *fe,
struct dvb_frontend_parameters *p)
{
dprintk(1, "\n");
return 0;
}
static int drxk_c_get_property(struct dvb_frontend *fe, struct dtv_property *p)
{
switch (p->cmd) {
case DTV_ENUM_DELSYS:
p->u.buffer.data[0] = SYS_DVBC_ANNEX_A;
p->u.buffer.data[1] = SYS_DVBC_ANNEX_C;
p->u.buffer.len = 2;
break;
default:
break;
}
return 0;
}
static int drxk_t_get_property(struct dvb_frontend *fe, struct dtv_property *p)
{
switch (p->cmd) {
case DTV_ENUM_DELSYS:
p->u.buffer.data[0] = SYS_DVBT;
p->u.buffer.len = 1;
break;
default:
break;
}
return 0;
}
static struct dvb_frontend_ops drxk_c_ops = {
.delsys = { SYS_DVBC_ANNEX_A, SYS_DVBC_ANNEX_C },
.info = {
.name = "DRXK DVB-C",
.type = FE_QAM,
@ -6406,9 +6368,7 @@ static struct dvb_frontend_ops drxk_c_ops = {
.sleep = drxk_c_sleep,
.i2c_gate_ctrl = drxk_gate_ctrl,
.set_frontend_legacy = drxk_set_parameters,
.get_frontend_legacy = drxk_c_get_frontend,
.get_property = drxk_c_get_property,
.set_frontend = drxk_set_parameters,
.get_tune_settings = drxk_c_get_tune_settings,
.read_status = drxk_read_status,
@ -6419,6 +6379,7 @@ static struct dvb_frontend_ops drxk_c_ops = {
};
static struct dvb_frontend_ops drxk_t_ops = {
.delsys = { SYS_DVBT },
.info = {
.name = "DRXK DVB-T",
.type = FE_OFDM,
@ -6439,9 +6400,7 @@ static struct dvb_frontend_ops drxk_t_ops = {
.sleep = drxk_t_sleep,
.i2c_gate_ctrl = drxk_gate_ctrl,
.set_frontend_legacy = drxk_set_parameters,
.get_frontend_legacy = drxk_t_get_frontend,
.get_property = drxk_t_get_property,
.set_frontend = drxk_set_parameters,
.read_status = drxk_read_status,
.read_ber = drxk_read_ber,

2
drivers/media/dvb/frontends/drxk_hard.h
View file

@ -197,7 +197,7 @@ struct DRXKOfdmScCmd_t {
struct drxk_state {
struct dvb_frontend c_frontend;
struct dvb_frontend t_frontend;
struct dvb_frontend_parameters param;
struct dtv_frontend_properties props;
struct device *dev;
struct i2c_adapter *i2c;