/*----------------------------------------------------------------------------*/
u32 mt8193_cec_read(u16 u2Reg)
{
u32 u4Data;
mt8193_i2c_read(HDMICEC_BASE+u2Reg, &u4Data);
MT8193_CEC_LOG("[R]cec = 0x%04x, data = 0x%08x\n", u2Reg, u4Data);
return u4Data;
}
void mt8193_nlh_impl(void)
{
u32 u4Data;
u8 bData, bData1;
u8 bMask;
//read register and then assert which interrupt occured
mt8193_i2c_read(0x1508, &u4Data);
mt8193_i2c_write(0x1504, 0xffffffff);
MT8193_DRV_LOG("0x1508 = 0x%08x\n", u4Data);
if(u4Data&0x20)
{
MT8193_CEC_LOG("cec interrupt\n");
if(mt8193_cec_on==1)
{
if(mt8193_cec_isrprocess(mt8193_rxcecmode))
{
vNotifyAppHdmiState(HDMI_PLUG_IN_CEC);
}
}
}
if(u4Data&0x4)
{
bCheckHDCPStatus(0xfb);
bData=bReadGRLInt();
if(bData&INT_HDCP)
{
MT8193_HDCP_LOG("hdcp interrupt\n");
bClearGRLInt(INT_HDCP);
}
else if(bData&INT_MDI)
{
MT8193_PLUG_LOG("hdmi interrupt\n");
bClearGRLInt(INT_MDI);
bMask = bReadHdmiIntMask();
//vWriteHdmiIntMask((0xfd));//INT mask MDI
}
}
mt65xx_eint_unmask(CUST_EINT_EINT_HDMI_HPD_NUM);
}
void hdmi_timer_impl(void)
{
if (mt8193_hdmiinit == 0) {
mt8193_hdmiinit = 1;
/* mt8193_power_off(); */
vInitAvInfoVar();
return;
}
if (mt8193_hotinit != 1)
mt8193_hdmiinit++;
#if defined(CONFIG_HAS_EARLYSUSPEND)
if (mt8193_hdmiearlysuspend == 1) {
#else
{
#endif
if (((mt8193_hdmiinit > 5) || (mt8193_hotinit == 0)) && (mt8193_hotinit != 1)) {
if (bCheckPordHotPlug(PORD_MODE | HOTPLUG_MODE) == FALSE) {
if ((mt8193_hotplugstate == HDMI_STATE_HOT_PLUGIN_AND_POWER_ON)
&& (mt8193_hotinit == 2)) {
vSetSharedInfo(SI_HDMI_RECEIVER_STATUS, HDMI_PLUG_OUT);
mt8193_hotplugstate = HDMI_STATE_HOT_PLUG_OUT;
vPlugDetectService(HDMI_STATE_HOT_PLUG_OUT);
MT8193_PLUG_LOG
("[detectcable1] mt8193_hotinit = %d,mt8193_hdmiinit=%d\n",
mt8193_hotinit, mt8193_hdmiinit);
}
#if 1
if ((mt8193_hotinit == 0)
&& (bCheckPordHotPlug(HOTPLUG_MODE) == TRUE)) {
vSetSharedInfo(SI_HDMI_RECEIVER_STATUS,
HDMI_PLUG_IN_AND_SINK_POWER_ON);
mt8193_hotinit = 2;
mt8193_hotplugstate = HDMI_STATE_HOT_PLUGIN_AND_POWER_ON;
vPlugDetectService(HDMI_STATE_HOT_PLUGIN_AND_POWER_ON);
vWriteHdmiIntMask(0xff); /* INT mask MDI */
MT8193_PLUG_LOG
("[detectcable2] mt8193_hotinit = %d,mt8193_hdmiinit=%d\n",
mt8193_hotinit, mt8193_hdmiinit);
}
#endif
if ((mt8193_hotinit == 0)
&& (bCheckPordHotPlug(HOTPLUG_MODE) == FALSE)) {
vSetSharedInfo(SI_HDMI_RECEIVER_STATUS, HDMI_PLUG_OUT);
mt8193_hotinit = 2;
vSetSharedInfo(SI_HDMI_RECEIVER_STATUS, HDMI_PLUG_OUT);
mt8193_hotplugstate = HDMI_STATE_HOT_PLUG_OUT;
vPlugDetectService(HDMI_STATE_HOT_PLUG_OUT);
MT8193_PLUG_LOG
("[detectcable1] mt8193_hotinit = %d,mt8193_hdmiinit=%d\n",
mt8193_hotinit, mt8193_hdmiinit);
}
} else if ((mt8193_hotplugstate == HDMI_STATE_HOT_PLUG_OUT)
&& (bCheckPordHotPlug(PORD_MODE | HOTPLUG_MODE) == TRUE)) {
vSetSharedInfo(SI_HDMI_RECEIVER_STATUS,
HDMI_PLUG_IN_AND_SINK_POWER_ON);
mt8193_hotplugstate = HDMI_STATE_HOT_PLUGIN_AND_POWER_ON;
mt8193_hotinit = 2;
vPlugDetectService(HDMI_STATE_HOT_PLUGIN_AND_POWER_ON);
vWriteHdmiIntMask(0xff); /* INT mask MDI */
MT8193_PLUG_LOG
("[detectcable3] mt8193_hotinit = %d,mt8193_hdmiinit=%d\n",
mt8193_hotinit, mt8193_hdmiinit);
} else if ((mt8193_hotplugstate == HDMI_STATE_HOT_PLUGIN_AND_POWER_ON)
&& ((e_hdcp_ctrl_state == HDCP_WAIT_RI)
|| (e_hdcp_ctrl_state == HDCP_CHECK_LINK_INTEGRITY))) {
if (bCheckHDCPStatus(HDCP_STA_RI_RDY)) {
vSetHDCPState(HDCP_CHECK_LINK_INTEGRITY);
vSendHdmiCmd(HDMI_HDCP_PROTOCAL_CMD);
}
}
mt8193_hdmiinit = 1;
}
}
if (mt8193_hdmiCmd == HDMI_PLUG_DETECT_CMD) {
vClearHdmiCmd();
/* vcheckhdmiplugstate(); */
/* vPlugDetectService(e_hdmi_ctrl_state); */
} else if (mt8193_hdmiCmd == HDMI_HDCP_PROTOCAL_CMD) {
vClearHdmiCmd();
HdcpService(e_hdcp_ctrl_state);
}
}
void cec_timer_impl(void)
{
if (mt8193_cecinit == 0) {
mt8193_cecinit = 1;
mt8193_cec_init();
return;
}
if (mt8193_cec_on == 1)
mt8193_cec_mainloop(mt8193_rxcecmode);
}
void mt8193_nlh_impl(void)
{
unsigned int u4Data;
unsigned char bData;
unsigned char bMask;
/*read register and then assert which interrupt occurred*/
mt8193_i2c_read(0x1508, &u4Data);
mt8193_i2c_write(0x1504, 0xffffffff);
MT8193_DRV_LOG("0x1508 = 0x%08x\n", u4Data);
if (u4Data & 0x20) {
MT8193_CEC_LOG("cec interrupt\n");
if (mt8193_cec_on == 1) {
if (mt8193_cec_isrprocess(mt8193_rxcecmode))
vNotifyAppHdmiState(HDMI_PLUG_IN_CEC);
}
}
if (u4Data & 0x4) {
bCheckHDCPStatus(0xfb);
bData = bReadGRLInt();
if (bData & INT_HDCP) {
MT8193_HDCP_LOG("hdcp interrupt\n");
bClearGRLInt(INT_HDCP);
} else if (bData & INT_MDI) {
MT8193_PLUG_LOG("hdmi interrupt\n");
bClearGRLInt(INT_MDI);
bMask = bReadHdmiIntMask();
/* vWriteHdmiIntMask((0xfd));//INT mask MDI */
}
}
#ifdef CUST_EINT_EINT_HDMI_HPD_NUM
mt65xx_eint_unmask(CUST_EINT_EINT_HDMI_HPD_NUM);
#endif
}
static void _CEC_Receiving(void)
{
static u8* size;
static CEC_FRAME_DESCRIPTION* frame = &ActiveRXFrame;
u32 data;
u8 i, rxlen, is_d_eom, ret;
MT8193_CEC_FUNC();
// no data available
if(!IS_INT_BR_RDY())
{
ASSERT(0);
return;
}
// <polling message> only
if(GET_HW_RX_LEN() == 0)
{
NOTIFY_RX_HW_DATA_TAKEN();
ClrCECStatus(STATE_RX_GET_NEW_HEADER); //CM 20081210
return;
}
/* new incoming message */
if (IsCECStatus(STATE_RX_GET_NEW_HEADER))
{
ClrCECStatus(STATE_RX_GET_NEW_HEADER);
if (IsCECStatus(STATE_WAIT_RX_FRAME_COMPLETE))
{
MT8193_CEC_LOG("[CEC] Lost EOM:2\n");
SetCECErrorFlag(ERR_RX_LOST_EOM);
}
SetCECStatus(STATE_WAIT_RX_FRAME_COMPLETE);
size = &(frame->size);
(*size) = 0;
frame->blocks.header.initiator = GET_SRC_FIELD();
frame->blocks.header.destination = GET_DST_FIELD();
(*size)++;
}
if (!IsCECStatus(STATE_WAIT_RX_FRAME_COMPLETE))
{
NOTIFY_RX_HW_DATA_TAKEN();
SetCECErrorFlag(ERR_RX_LOST_HEADER);
return;
}
rxlen = GET_HW_RX_LEN();
data = GET_HW_RX_DATA();
is_d_eom = IS_RX_D_EOM();
NOTIFY_RX_HW_DATA_TAKEN();
if (rxlen == 0x3)
{
rxlen = 2;
}
else if (rxlen == 0x7)
{
rxlen = 3;
}
else if (rxlen == 0xf)
{
rxlen = 4;
}
else if (rxlen != 0x1)
{
MT8193_CEC_LOG("[CEC] invalid rx length occurs\n");
//assert(0);
}
// for opcode
if ((*size) == 1)
{
frame->blocks.opcode = data & 0xff;
data >>= 8;
(*size)++;
rxlen--;
}
void mt8193_cec_write(u16 u2Reg, u32 u4Data)
{
MT8193_CEC_LOG("[W]cec= 0x%04x, data = 0x%08x\n", u2Reg, u4Data);
mt8193_i2c_write(HDMICEC_BASE+u2Reg, u4Data);
}
