📄 lnb21.c
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/* LNB low current threshold*/
LNB21_SetCurrentThreshold(LNB21Instance->Config.CurrentThresholdSelection);
/*LNB circuit protection mode*/
LNB21_SetProtectionMode(LNB21Instance->Config.ShortCircuitProtectionMode);
/* LNB cable loss compenation off */
LNB21_SetLossCompensation(LNB21Instance->Config.CableLossCompensation);
Error = LNB21_UpdateLNB();
LNB21_Delay_uS(500);
/*Checking whether shortcircuit has ocurred i.e. whether OLF bit is high */
Error |= LNB21_GetStatus(&LNB21Instance->Config.Status);
/* Check to ensure there is no problem with the LNB circuit */
if (Error == ST_NO_ERROR) /* last i/o (above) operation was good */
{
if (LNB21Instance->Config.Status == LNB_STATUS_SHORT_CIRCUIT || LNB21Instance->Config.Status == LNB_STATUS_OVER_TEMPERATURE || LNB21Instance->Config.Status == LNB_STATUS_SHORTCIRCUIT_OVERTEMPERATURE)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail LNB_STATUS_SHORT_CIRCUIT or LNB_STATUS_OVER_TEMPERATURE\n", identity));
#endif
return(STTUNER_ERROR_HWFAIL);
}
}
else
{
return(Error);
}
#endif
return(Error);
}
/* ----------------------------------------------------------------------------
Name: lnb_lnb21_Close()
Description:
Parameters:
Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t lnb_lnb21_Close(LNB_Handle_t Handle, LNB_CloseParams_t *CloseParams)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
const char *identity = "STTUNER lnb21.c lnb_lnb21_Close()";
#endif
ST_ErrorCode_t Error = ST_NO_ERROR;
#ifndef STTUNER_MINIDRIVER
LNB21_InstanceData_t *Instance;
Instance = (LNB21_InstanceData_t *)Handle;
if(Installed == FALSE)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail driver not installed\n", identity));
#endif
return(STTUNER_ERROR_INITSTATE);
}
SEM_LOCK(Lock_InitTermOpenClose);
/* ---------- check that at least one init has taken place ---------- */
if(InstanceChainTop == NULL)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail nothing initalized\n", identity));
#endif
SEM_UNLOCK(Lock_InitTermOpenClose);
return(STTUNER_ERROR_INITSTATE);
}
if(Instance->TopLevelHandle == STTUNER_MAX_HANDLES)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail driver instance not open\n", identity));
#endif
SEM_UNLOCK(Lock_InitTermOpenClose);
return(ST_ERROR_OPEN_HANDLE);
}
Instance->TopLevelHandle = STTUNER_MAX_HANDLES;
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s closed\n", identity));
#endif
SEM_UNLOCK(Lock_InitTermOpenClose);
#endif
#ifdef STTUNER_MINIDRIVER
LNB21Instance->TopLevelHandle = STTUNER_MAX_HANDLES;
#endif
return(Error);
}
#ifndef STTUNER_MINIDRIVER
#if defined(STTUNER_DRV_SAT_LNB21)
/* ----------------------------------------------------------------------------
Name: lnb_lnb21_setttxmode()
Description:
Dummy Function
Parameters:
Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t lnb_lnb21_setttxmode(LNB_Handle_t Handle, STTUNER_LnbTTxMode_t Ttxmode)
{
ST_ErrorCode_t Error = ST_NO_ERROR;
return(Error);
}
#endif
/* ----------------------------------------------------------------------------
Name: lnb_lnb21_GetConfig()
Description:
Parameters:
Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t lnb_lnb21_GetConfig(LNB_Handle_t Handle, LNB_Config_t *Config)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
const char *identity = "STTUNER lnb21.c lnb_lnb21_GetConfig()";
#endif
ST_ErrorCode_t Error = ST_NO_ERROR;
LNB21_InstanceData_t *Instance;
Instance = (LNB21_InstanceData_t *)Handle;
Config->Status = Instance->Config.Status;
Config->Polarization = Instance->Config.Polarization;
Config->ToneState = Instance->Config.ToneState;
Config->CurrentThresholdSelection = Instance->Config.CurrentThresholdSelection;
Config->ShortCircuitProtectionMode = Instance->Config.ShortCircuitProtectionMode;
Config->CableLossCompensation = Instance->Config.CableLossCompensation;
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s called\n", identity));
#endif
return(Error);
}
#endif
#ifdef STTUNER_MINIDRIVER
/* ----------------------------------------------------------------------------
Name: lnb_lnb21_GetConfig()
Description:
Parameters:
Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t lnb_lnb21_GetConfig(LNB_Config_t *Config)
{
ST_ErrorCode_t Error = ST_NO_ERROR;
Config->Status = LNB21Instance->Config.Status;
Config->Polarization = LNB21Instance->Config.Polarization;
Config->ToneState = LNB21Instance->Config.ToneState;
Config->CurrentThresholdSelection = LNB21Instance->Config.CurrentThresholdSelection;
Config->ShortCircuitProtectionMode = LNB21Instance->Config.ShortCircuitProtectionMode;
Config->CableLossCompensation = LNB21Instance->Config.CableLossCompensation;
return(Error);
}
#endif
#ifndef STTUNER_MINIDRIVER
/* ----------------------------------------------------------------------------
Name: lnb_lnb21_SetConfig()
Description:
Parameters:
Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t lnb_lnb21_SetConfig(LNB_Handle_t Handle, LNB_Config_t *Config)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
const char *identity = "STTUNER lnb21.c lnb_lnb21_SetConfig()";
#endif
ST_ErrorCode_t Error = ST_NO_ERROR;
LNB21_InstanceData_t *Instance;
Instance = (LNB21_InstanceData_t *)Handle;
Instance->TopLevelHandle = Config->TopLevelHandle;
Instance->DeviceMap.Mode = IOREG_MODE_SUBADR_8;
/* Select LNB band */
if (Instance->Config.ToneState != Config->ToneState)
{
switch (Config->ToneState)
{
case STTUNER_LNB_TONE_OFF: /* No tone */
LNB21_SetLnb(Instance, Config->ToneState);
break;
case STTUNER_LNB_TONE_22KHZ: /* 22KHz tone */
LNB21_SetLnb(Instance, Config->ToneState);
break;
case STTUNER_LNB_TONE_DEFAULT: /* no change */
break;
default:
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail tone state not default, off or 22KHz\n", identity));
#endif
return(ST_ERROR_BAD_PARAMETER);
}
Instance->Config.ToneState = Config->ToneState;
}
/* Select polarization */
if (Instance->Config.Polarization != Config->Polarization)
{
switch (Config->Polarization)
{
case STTUNER_PLR_VERTICAL: /* OP_2 controls -- 18V (high) */
LNB21_SetPolarization(Instance, VERTICAL);
break;
case STTUNER_PLR_HORIZONTAL: /* OP_2 controls -- 13V (low) */
LNB21_SetPolarization(Instance, HORIZONTAL);
break;
case STTUNER_LNB_OFF: /* Turn LNB off */
LNB21_SetPolarization(Instance, NOPOLARIZATION);
break;
default:
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail polarity not V or H\n", identity));
#endif
return(ST_ERROR_BAD_PARAMETER);
}
Instance->Config.Polarization = Config->Polarization;
}
/* Select CurrentSelection*/
if (Instance->Config.CurrentThresholdSelection != Config->CurrentThresholdSelection)
{
switch (Config->CurrentThresholdSelection)
{
/* The below two cases are for future use*/
/*case STTUNER_LNB_CURRENT_THRESHOLD_HIGH:*/ /*ISEL=0*/
/*LNB21_SetCurrentThreshold(&Instance->DeviceMap, 0);*/
/*break;*/
/*case STTUNER_LNB_CURRENT_THRESHOLD_LOW:*/ /*ISEL=1*/
/*LNB21_SetCurrentThreshold(&Instance->DeviceMap, 1);*/
/*break;*/
default:/* Currently above both cases will not be entered, for future use*/
LNB21_SetCurrentThreshold(Instance, 1);/* always set ISEL=1 for default setting of LNB21*/
break;
}
/* Below statement is for future use */
/*Instance->Config.CurrentThresholdSelection = Config->CurrentThresholdSelection;*/
}
/* Select CableLossCompensation*/
if (Instance->Config.CableLossCompensation != Config->CableLossCompensation)
{
/* Below statement is for future use */
/*LNB21_SetLossCompensation(&Instance->DeviceMap, Config->CableLossCompensation);*/
/*Instance->Config.CableLossCompensation = Config->CableLossCompensation;*/
/* Set cable loss compensation off as default*/
LNB21_SetLossCompensation(Instance, FALSE);
}
/* Select ShortCircuitProtection*/
if (Instance->Config.ShortCircuitProtectionMode != Config->ShortCircuitProtectionMode)
{
switch (Config->ShortCircuitProtectionMode)
{
/* The below two cases are for future use*/
/*case STTUNER_LNB_PROTECTION_DYNAMIC:*/ /*PCL=0*/
/*LNB21_SetProtectionMode(&Instance->DeviceMap, Config->ShortCircuitProtectionMode);*/
/*break;*/
/*case STTUNER_LNB_PROTECTION_STATIC:*/ /*PCL=1*/
/*LNB21_SetProtectionMode(&Instance->DeviceMap, Config->ShortCircuitProtectionMode);*/
/*break;*/
default:
LNB21_SetProtectionMode(Instance, 1); /* set lnb protection mode static as default*/
break;
}
/* Below statement is for future use */
/*Instance->Config.ShortCircuitProtectionMode = Config->ShortCircuitProtectionMode;*/
}
/* Select power status */
switch (Config->Status)
{
case LNB_STATUS_ON:
case LNB_STATUS_OFF:
LNB21_SetPower(Instance, Config->Status);
break;
default:
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail status not ON or OFF\n", identity));
#endif
return(ST_ERROR_BAD_PARAMETER);
}
Instance->Config.Status = Config->Status;
/* now write in LNBP21 to update the status*/
Error = LNB21_UpdateLNB(Instance);
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s ok\n", identity));
#endif
return(Error);
}
#endif
#ifdef STTUNER_MINIDRIVER
/* ----------------------------------------------------------------------------
Name: lnb_lnb21_SetConfig()
Description:
Parameters:
Return Value:
---------------------------------------------------------------------------- */
ST_ErrorCode_t lnb_lnb21_SetConfig(LNB_Config_t *Config)
{
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
const char *identity = "STTUNER lnb21.c lnb_lnb21_SetConfig()";
#endif
ST_ErrorCode_t Error = ST_NO_ERROR;
/* Select LNB band */
if (LNB21Instance->Config.ToneState != Config->ToneState)
{
switch (Config->ToneState)
{
case STTUNER_LNB_TONE_OFF: /* No tone */
LNB21_SetLnb(Config->ToneState);
break;
case STTUNER_LNB_TONE_22KHZ: /* 22KHz tone */
LNB21_SetLnb(Config->ToneState);
break;
case STTUNER_LNB_TONE_DEFAULT: /* no change */
break;
default:
#ifdef STTUNER_DEBUG_MODULE_SATDRV_LNB21
STTBX_Print(("%s fail tone state not default, off or 22KHz\n", identity));
#endif
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