/*----------------------------------------------------------------------------*/ 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); }