diff options
Diffstat (limited to 'drivers/media/dvb/frontends')
| -rw-r--r-- | drivers/media/dvb/frontends/drxk_hard.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c index 5745f526f391..f74a17641278 100644 --- a/drivers/media/dvb/frontends/drxk_hard.c +++ b/drivers/media/dvb/frontends/drxk_hard.c @@ -5389,7 +5389,7 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, { int status; u8 parameterLen; - u16 setEnvParameters[5]; + u16 setEnvParameters[5] = { 0, 0, 0, 0, 0 }; u16 setParamParameters[4] = { 0, 0, 0, 0 }; u16 cmdResult; @@ -5456,9 +5456,25 @@ static int SetQAM(struct drxk_state *state, u16 IntermediateFreqkHz, setParamParameters[1] = DRXK_QAM_I12_J17; /* interleave mode */ status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_PARAM, 4, setParamParameters, 1, &cmdResult); + if (status < 0) { + /* Fall-back to the simpler call */ + setParamParameters[0] = QAM_TOP_ANNEX_A; + if (state->m_OperationMode == OM_QAM_ITU_C) + setEnvParameters[0] = QAM_TOP_ANNEX_C; /* Annex */ + else + setEnvParameters[0] = 0; + + status = scu_command(state, SCU_RAM_COMMAND_STANDARD_QAM | SCU_RAM_COMMAND_CMD_DEMOD_SET_ENV, 1, setEnvParameters, 1, &cmdResult); if (status < 0) goto error; + setParamParameters[0] = state->m_Constellation; /* constellation */ + 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); + } + if (status < 0) + goto error; /* STEP 3: enable the system in a mode where the ADC provides valid signal setup constellation independent registers */ |
