static void OnMHDCableConnected(void)
{
TPI_DEBUG_PRINT(("[SIMG] MHD Connected\n"));
if (txPowerState == TX_POWER_STATE_D3) {
/* start tpi */
WriteByteTPI(TPI_ENABLE, 0x00); /* Write "0" to 72:C7 to
start HW TPI mode */
/* enable interrupts */
WriteIndexedRegister(INDEXED_PAGE_0, 0x78, 0x01);
TxPowerStateD0();
}
mobileHdCableConnected = TRUE;
WriteIndexedRegister(INDEXED_PAGE_0, 0xA0, 0x10);
TPI_DEBUG_PRINT(("[SIMG] Setting DDC Burst Mode\n"));
/* Increase DDC translation layer timer (burst mode) */
WriteByteCBUS(0x07, DDC_XLTN_TIMEOUT_MAX_VAL | 0x0E);
WriteByteCBUS(0x47, 0x03);
WriteByteCBUS(0x21, 0x01); /* Heartbeat Disable */
}
void HotPlugService (void) {
DisableInterrupts(0xFF);
Active9232();
if ((HDCP_TxSupports == true)) {
if (HDCP_AksvValid == true) {
// AV MUTE
TPI_DEBUG_PRINT (("TMDS -> Enabled (Video Muted)\n"));
ReadModifyWriteTPI(0x1A, BIT_6 | BIT_4 | BIT_3,
0x40 | 0x00 | 0x08);
tmdsPoweredUp = true;
EnableInterrupts(BIT_0 | 0x02 | 0x10 | 0x20 | 0x40 | 0x80);
}
} else {
TPI_DEBUG_PRINT (("TMDS -> Enabled\n"));
ReadModifyWriteTPI(0x1A,
BIT_6 | BIT_4 | BIT_3,
0x40 | 0x00 | 0x08);
tmdsPoweredUp = TRUE;
EnableInterrupts(0x01 | 0x02 | 0x10 | 0x40);
}
TxPowerStateD0();
I2C_WriteByte(TPI_SLAVE_ADDR, 0xcd, 0x0);
I2C_WriteByte(TPI_SLAVE_ADDR, 0x19, 0x0);
}
void SiiMhlTxGotMhlStatus(uint8_t status_0, uint8_t status_1)
{
uint8_t StatusChangeBitMask0,StatusChangeBitMask1;
StatusChangeBitMask0 = status_0 ^ mhlTxConfig.status_0;
StatusChangeBitMask1 = status_1 ^ mhlTxConfig.status_1;
// Remember the event. (other code checks the saved values, so save the values early, but not before the XOR operations above)
mhlTxConfig.status_0 = status_0;
mhlTxConfig.status_1 = status_1;
TPI_DEBUG_PRINT(("MhlTx: STATUS Arrived.%02X,%02X\n", (int) status_0, (int) status_1));
if(MHL_STATUS_DCAP_RDY & StatusChangeBitMask0)
{
if(MHL_STATUS_DCAP_RDY & status_0)
{
mhlTxConfig.mscState = MSC_STATE_BEGIN;
}
}
if(MHL_STATUS_PATH_ENABLED & StatusChangeBitMask1)
{
TPI_DEBUG_PRINT(("MhlTx: PATH_EN changed\n"));
if(MHL_STATUS_PATH_ENABLED & status_1)
{
SiiMhlTxSetPathEn();
}
else
{
SiiMhlTxClrPathEn();
}
}
}
void SiiMhlTxMscCommandDone(uint8_t data1)
{
TPI_DEBUG_PRINT(("MhlTx: SiiMhlTxMscCommandDone. data1 =%02X\n", (int) data1));
if ((MHL_READ_DEVCAP == mhlTxConfig.mscLastCommand) &&
(0x02 == mhlTxConfig.mscLastOffset)) {
#ifdef CONFIG_INTERNAL_CHARGING_SUPPORT
SiiMhlTxMscDetectCharger(data1);
#else
mhlTxConfig.mscState = MSC_STATE_POW_DONE;
#endif
} else if ((MHL_READ_DEVCAP == mhlTxConfig.mscLastCommand) &&
(0x0A == mhlTxConfig.mscLastOffset)) {
mhlTxConfig.mscState = MSC_STATE_RCP_READY;
mhlTxConfig.mscFeatureFlag = data1;
mhlTxConfig.mhlConnectionEvent = true;
mhlTxConfig.mhlConnected = MHL_TX_EVENT_RCP_READY;
mhlTxConfig.mscLastCommand = 0;
mhlTxConfig.mscLastOffset = 0;
TPI_DEBUG_PRINT(("MhlTx: Peer's Feature Flag =%02X\n", (int) data1));
} else if (MHL_MSC_MSG_RCPE == mhlTxConfig.mscMsgLastCommand) {
if (SiiMhlTxRcpkSend(mhlTxConfig.mscSaveRcpKeyCode)) {
mhlTxConfig.mscMsgLastCommand = 0;
mhlTxConfig.mscMsgLastData = 0;
}
}
}
void SiiMhlTxGotMhlStatus(uint8_t status_0, uint8_t status_1)
{
uint8_t StatusChangeBitMask0,StatusChangeBitMask1;
StatusChangeBitMask0 = status_0 ^ mhlTxConfig.status_0;
StatusChangeBitMask1 = status_1 ^ mhlTxConfig.status_1;
mhlTxConfig.status_0 = status_0;
mhlTxConfig.status_1 = status_1;
TPI_DEBUG_PRINT(("MhlTx: STATUS Arrived.%02X,%02X\n", (int) status_0, (int) status_1));
if(MHL_STATUS_DCAP_RDY & StatusChangeBitMask0)
{
if(MHL_STATUS_DCAP_RDY & status_0)
{
mhlTxConfig.mscState = MSC_STATE_BEGIN;
}
}
if(MHL_STATUS_PATH_ENABLED & StatusChangeBitMask1)
{
TPI_DEBUG_PRINT(("MhlTx: PATH_EN changed\n"));
if(MHL_STATUS_PATH_ENABLED & status_1)
{
SiiMhlTxSetPathEn();
}
else
{
SiiMhlTxClrPathEn();
}
}
}
void SiiMhlTxNotifyDsHpdChange(uint8_t dsHpdStatus)
{
if (0 == dsHpdStatus) {
TPI_DEBUG_PRINT(("MhlTx: Disable TMDS - fake\n"));
/*mhlTxConfig.mhlHpdRSENflags &= ~MHL_HPD;*/
/*SiiMhlTxDrvTmdsControl(false);*/
} else {
TPI_DEBUG_PRINT(("MhlTx: Enable TMDS\n"));
TPI_DEBUG_PRINT(("MhlTx: DsHPD ON\n"));
mhlTxConfig.mhlHpdRSENflags |= MHL_HPD;
SiiMhlTxTmdsEnable();
}
}
void OnDownstreamRxPoweredDown(void)
{
TPI_DEBUG_PRINT(("[SIMG] DSRX -> Powered Down\n"));
dsRxPoweredUp = FALSE;
/* disable TMDS */
TPI_DEBUG_PRINT(("[SIMG] TMDS -> Disabled\n"));
ReadModifyWriteTPI(TPI_SYSTEM_CONTROL_DATA_REG,
TMDS_OUTPUT_CONTROL_MASK,
TMDS_OUTPUT_CONTROL_POWER_DOWN);
tmdsPoweredUp = FALSE;
}
bool SiiMhlTxSetPathEn(void )
{
TPI_DEBUG_PRINT(("MhlTx:SiiMhlTxSetPathEn\n"));
SiiMhlTxTmdsEnable();
mhlTxConfig.linkMode |= MHL_STATUS_PATH_ENABLED; // update local copy
return SiiMhlTxSetStatus( MHL_STATUS_REG_LINK_MODE, mhlTxConfig.linkMode);
}
void DisableTMDS(void)
{
TPI_DEBUG_PRINT(("TMDS -> Disabled\n"));
ReadModifyWriteTPI(0x1A, BIT_4 | BIT_3,
0x10 | 0x08);
tmdsPoweredUp = false;
}
void EnableTMDS(void)
{
TPI_DEBUG_PRINT(("TMDS -> Enabled\n"));
ReadModifyWriteTPI(0x1A, BIT_4,
0x00);
tmdsPoweredUp = true;
}
///////////////////////////////////////////////////////////////////////////////
//
// SiiMhlTxClrPathEn
//
bool SiiMhlTxClrPathEn( void )
{
TPI_DEBUG_PRINT(("MhlTx: SiiMhlTxClrPathEn\n"));
SiiMhlTxDrvTmdsControl( false );
mhlTxConfig.linkMode &= ~MHL_STATUS_PATH_ENABLED; // update local copy
return SiiMhlTxSetStatus( MHL_STATUS_REG_LINK_MODE, mhlTxConfig.linkMode);
}
static void WakeUpFromD3(void)
{
TPI_DEBUG_PRINT(("Waking up...\n"));
InitializeStateVariables();
WriteInitialRegisterValues();
}
static void TxPowerStateD0 (void)
{
ReadModifyWriteTPI(TPI_DEVICE_POWER_STATE_CTRL_REG, TX_POWER_STATE_MASK, 0x00);
TPI_DEBUG_PRINT(("[SIMG] TX Power State D0\n"));
txPowerState = TX_POWER_STATE_D0;
}
void DisableTMDS (void)
{
TPI_DEBUG_PRINT(("[SIMG] TMDS -> Disabled\n"));
ReadModifyWriteTPI(TPI_SYSTEM_CONTROL_DATA_REG, TMDS_OUTPUT_CONTROL_MASK, TMDS_OUTPUT_CONTROL_POWER_DOWN);
tmdsPoweredUp = FALSE;
}
static void TxPowerStateD0(void)
{
ReadModifyWriteTPI(0x1E, BIT_1 | BIT_0, 0x00);
TPI_DEBUG_PRINT(("TX Power State D0\n"));
ReadModifyWriteIndexedRegister(0x01, 0x94, BIT_0 | BIT_1, 0x01);
ReadModifyWriteIndexedRegister(0x01, 0x93, 0xF0, 0x80);
}
void OnHdmiCableDisconnected (void)
{
TPI_DEBUG_PRINT (("[SIMG] HDMI Disconnected\n"));
hdmiCableConnected = FALSE;
OnDownstreamRxPoweredDown();
}
void SiiMhlTxGotMhlIntr(uint8_t intr_0, uint8_t intr_1)
{
TPI_DEBUG_PRINT(("MhlTx: INTERRUPT Arrived. %02X, %02X\n", (int) intr_0, (int) intr_1));
if (BIT_0 & intr_0)
SiiMhlTxReadDevcap(0x02);
else if (BIT_1 & intr_1)
SiiMhlTxDrvNotifyEdidChange();
}
void OnDownstreamRxPoweredDown (void)
{
TPI_DEBUG_PRINT (("[SIMG] DSRX -> Powered Down\n"));
dsRxPoweredUp = FALSE;
DisableTMDS();
}
static bool ProductID_Read(void)
{
uint8_t devID = 0x00;
uint16_t wID = 0x0000;
devID = ReadIndexedRegister(0x01, 0x03);
wID = devID;
wID <<= 8;
devID = ReadIndexedRegister(0x01, 0x02);
wID |= devID;
TPI_DEBUG_PRINT(("SiI %04X\n", (int) wID));
if (wID == SiI9232_PRODUCT_ID) {
return true;
}
TPI_DEBUG_PRINT(("Unsupported TX\n"));
return false;
}
static void TxPowerStateD3(void)
{
ReadModifyWriteIndexedRegister(0x01, 0x94, BIT_0 | BIT_1, 0x00);
ReadModifyWriteIndexedRegister(0x01, 0x93, BIT_3 | BIT_4 | BIT_5 | BIT_7, BIT_3);
ReadModifyWriteIndexedRegister(0x02, 0x3D, BIT_0, 0x00);
bInTpiMode = false;
TPI_DEBUG_PRINT(("TX Power State D3\n"));
CLEAR_CBUS_TOGGLE();
}
void SiiMhlTxGotMhlStatus(uint8_t status_0, uint8_t status_1)
{
TPI_DEBUG_PRINT(("MhlTx: STATUS Arrived.%02X,%02X\n", (int) status_0, (int) status_1));
if (BIT_0 & status_0)
mhlTxConfig.mscState = MSC_STATE_BEGIN;
mhlTxConfig.status_0 = status_0;
mhlTxConfig.status_1 = status_1;
}
bool TPI_Init(void)
{
TPI_DEBUG_PRINT(("9232 SK "));
TPI_DEBUG_PRINT(("(X04)"));
TPI_DEBUG_PRINT((" FW 0.22\n"));
txPowerState = TX_POWER_STATE_D0;
InitializeStateVariables();
TxHW_Reset();
WriteInitialRegisterValues();
I2C_WriteByte(TPI_SLAVE_ADDR, 0x7A, 0x14);
if (!StartTPI()) {
return false;
}
if (!ProductID_Read()) {
return false;
}
hdcp_init(mhl_tpi_info);
MHLCableConnected = FALSE;
hdmiCableConnected = false;
OnDownstreamRxPoweredDown();
WriteIndexedRegister(0x01, 0xA0, 0xD0);
TPI_DEBUG_PRINT(("\ncalling CpCbusInitialize\n\n"));
CpCbusInitialize(mhl_tpi_info);
hdcp_off();
TxPowerStateD3();
MHLCableConnected = false;
hdmiCableConnected = false;
dsRxPoweredUp = false;
bInTpiMode =false;
txPowerState = txpsD3;
return true;
}
static bool SiiMhlTxSetStatus(uint8_t regToWrite, uint8_t value)
{
cbus_req_t req;
req.retryCount = 2;
req.command = MHL_WRITE_STAT;
req.offsetData = regToWrite;
req.payload_u.msgData[0] = value;
TPI_DEBUG_PRINT(("MhlTx:SiiMhlTxSetStatus\n"));
return( SiiMhlTxDrvSendCbusCommand( &req ));
}
void CheckTxFifoStable(void)
{
uint8_t bTemp;
bTemp = ReadIndexedRegister(0x01, 0x3E);
if ((bTemp & (BIT_7 | BIT_6)) != 0x00) {
TPI_DEBUG_PRINT(("FIFO Overrun / Underrun\n"));
WriteIndexedRegister(0x01, 0x05, BIT_4 | ASR_VALUE);
DelayMS(1);
WriteIndexedRegister(0x01, 0x05, ASR_VALUE);
}
}
void SiiMhlTxInitialize(bool interruptDriven, uint8_t pollIntervalMs)
{
TPI_DEBUG_PRINT(("MhlTx: SiiMhlTxInitialize\n"));
mhlTxConfig.interruptDriven = interruptDriven;
mhlTxConfig.pollIntervalMs = pollIntervalMs;
MhlTxResetStates();
#ifdef CONFIG_INTERNAL_CHARGING_SUPPORT
Chk_Dongle_Step = 0;
#endif
}
static bool SiiMhlTxSetStatus(uint8_t regToWrite, uint8_t value)
{
cbus_req_t req;
bool retVal;
req.retryCount = 2;
req.command = MHL_WRITE_STAT;
req.offsetData = regToWrite;
req.payload_u.msgData[0] = value;
TPI_DEBUG_PRINT(("MhlTx:SiiMhlTxSetStatus\n"));
retVal = PutNextCBusTransaction(&req);
return retVal;
}
void OnMHDCableConnected (void)
{
TPI_DEBUG_PRINT (("[SIMG] MHD Connected\n"));
if (txPowerState == TX_POWER_STATE_D3)
{
sii9234_start_tpi();
EnableInterrupts();
TxPowerStateD0();
}
mobileHdCableConnected = TRUE;
WriteIndexedRegister(INDEXED_PAGE_0, 0xA0, 0x10);
TPI_DEBUG_PRINT (("[SIMG] Setting DDC Burst Mode\n"));
WriteByteCBUS(0x07, DDC_XLTN_TIMEOUT_MAX_VAL | 0x0E); // Increase DDC translation layer timer (burst mode)
WriteByteCBUS(0x47, 0x03);
WriteByteCBUS(0x21, 0x01); // Heartbeat Disable
}
void CheckTxFifoStable (void)
{
byte bTemp;
bTemp = ReadIndexedRegister(INDEXED_PAGE_0, 0x3E);
if ((bTemp & (SI_BIT_7 | SI_BIT_6)) != 0x00)
{
TPI_DEBUG_PRINT(("[SIMG] FIFO Overrun / Underrun\n"));
WriteIndexedRegister(INDEXED_PAGE_0, 0x05, SI_BIT_4 | ASR_VALUE); // Assert MHD FIFO Reset
delay_ms(1);
WriteIndexedRegister(INDEXED_PAGE_0, 0x05, ASR_VALUE); // Deassert MHD FIFO Reset
}
}
void tpi_clear_pending_event(void)
{
int retry = 100;
while (retry--) {
WriteByteTPI(0x3c, 1);
WriteByteTPI(0x3d, 1);
if (ReadByteTPI(0x3d) & 0x01)
DelayMS(1);
else
break;
}
if (retry < 19) TPI_DEBUG_PRINT(("%s: retry=%d\n", __func__, 19 - retry));
}
static void SiiMhlTxTmdsEnable(void)
{
TPI_DEBUG_PRINT(("MhlTx:SiiMhlTxTmdsEnable\n"));
/*if (MHL_RSEN & mhlTxConfig.mhlHpdRSENflags) {
TPI_DEBUG_PRINT(("\tMHL_RSEN\n"));
if (MHL_HPD & mhlTxConfig.mhlHpdRSENflags) {
TPI_DEBUG_PRINT(("\t\tMHL_HPD\n"));
if (MHL_STATUS_PATH_ENABLED & mhlTxConfig.status_1) {
TPI_DEBUG_PRINT(("\t\t\tMHL_STATUS_PATH_ENABLED\n")); */
SiiMhlTxDrvTmdsControl(true);
/* }
}
} */
}