From 5d71f08c3211791a51f6d7b0bde3d41f2e56d71f Mon Sep 17 00:00:00 2001 From: Lars Op den Kamp Date: Tue, 10 Dec 2013 01:48:08 +0100 Subject: [PATCH] SL clean up and attempt to fix issue #176 --- src/lib/implementations/SLCommandHandler.cpp | 223 +++++++++---------- src/lib/implementations/SLCommandHandler.h | 11 +- 2 files changed, 114 insertions(+), 120 deletions(-) diff --git a/src/lib/implementations/SLCommandHandler.cpp b/src/lib/implementations/SLCommandHandler.cpp index 73a27f5..ff47e1e 100644 --- a/src/lib/implementations/SLCommandHandler.cpp +++ b/src/lib/implementations/SLCommandHandler.cpp @@ -42,19 +42,18 @@ using namespace CEC; using namespace PLATFORM; -#define SL_COMMAND_UNKNOWN_01 0x01 -#define SL_COMMAND_UNKNOWN_02 0x02 - #define SL_COMMAND_TYPE_HDDRECORDER_DISC 0x01 #define SL_COMMAND_TYPE_VCR 0x02 #define SL_COMMAND_TYPE_DVDPLAYER 0x03 #define SL_COMMAND_TYPE_HDDRECORDER_DISC2 0x04 #define SL_COMMAND_TYPE_HDDRECORDER 0x05 -#define SL_COMMAND_REQUEST_POWER_STATUS 0xa0 +#define SL_COMMAND_INIT 0x01 +#define SL_COMMAND_ACK_INIT 0x02 #define SL_COMMAND_POWER_ON 0x03 #define SL_COMMAND_CONNECT_REQUEST 0x04 #define SL_COMMAND_SET_DEVICE_MODE 0x05 +#define SL_COMMAND_REQUEST_POWER_STATUS 0xa0 #define LIB_CEC m_busDevice->GetProcessor()->GetLib() #define ToString(p) LIB_CEC->ToString(p) @@ -65,8 +64,7 @@ CSLCommandHandler::CSLCommandHandler(CCECBusDevice *busDevice, int8_t iTransmitRetries /* = CEC_DEFAULT_TRANSMIT_RETRIES */, int64_t iActiveSourcePending /* = 0 */) : CCECCommandHandler(busDevice, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending), - m_bSLEnabled(false), - m_bActiveSourceSent(false) + m_bSLEnabled(false) { m_vendorId = CEC_VENDOR_LG; @@ -98,74 +96,20 @@ bool CSLCommandHandler::InitHandler(void) primary->SetVendorId(CEC_VENDOR_LG); primary->ReplaceHandler(false); } - - if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV) - { - /* start as 'in transition standby->on' */ - primary->SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON); - primary->TransmitPowerState(CECDEVICE_TV, false); - - /* send the vendor id */ - primary->TransmitVendorID(CECDEVICE_BROADCAST, false, false); - } } return true; } -int CSLCommandHandler::HandleActiveSource(const cec_command &command) -{ - if (command.parameters.size == 2) - { - uint16_t iAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]); - CCECBusDevice *device = m_processor->GetDeviceByPhysicalAddress(iAddress); - if (device) - device->MarkAsActiveSource(); - - { - CLockObject lock(m_SLMutex); - m_bActiveSourceSent = false; - } - - return COMMAND_HANDLED; - } - - return CEC_ABORT_REASON_INVALID_OPERAND; - -} - -int CSLCommandHandler::HandleDeviceVendorId(const cec_command &command) -{ - SetVendorId(command); - - if (!SLInitialised() && command.initiator == CECDEVICE_TV) - { - CCECBusDevice *destination = m_processor->GetDevice(command.destination); - if (destination && (destination->GetLogicalAddress() == CECDEVICE_BROADCAST || destination->IsHandledByLibCEC())) - { - cec_logical_address initiator = destination->GetLogicalAddress(); - if (initiator == CECDEVICE_BROADCAST) - initiator = m_processor->GetPrimaryDevice()->GetLogicalAddress(); - - cec_command response; - cec_command::Format(response, initiator, command.initiator, CEC_OPCODE_FEATURE_ABORT); - Transmit(response, false, true); - return COMMAND_HANDLED; - } - } - - return CCECCommandHandler::HandleDeviceVendorId(command); -} - int CSLCommandHandler::HandleVendorCommand(const cec_command &command) { if (!m_processor->IsHandledByLibCEC(command.destination)) return true; if (command.parameters.size == 1 && - command.parameters[0] == SL_COMMAND_UNKNOWN_01) + command.parameters[0] == SL_COMMAND_INIT) { - HandleVendorCommand01(command); + HandleVendorCommandSLInit(command); return COMMAND_HANDLED; } else if (command.parameters.size == 2 && @@ -190,21 +134,26 @@ int CSLCommandHandler::HandleVendorCommand(const cec_command &command) return CCECCommandHandler::HandleVendorCommand(command); } -void CSLCommandHandler::HandleVendorCommand01(const cec_command &command) +void CSLCommandHandler::HandleVendorCommandSLInit(const cec_command &command) { - m_processor->GetPrimaryDevice()->SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON); - TransmitVendorCommand0205(command.destination, command.initiator); - CCECBusDevice* dev = m_processor->GetDevice(command.destination); - if (dev && dev->IsHandledByLibCEC() && dev->IsActiveSource()) - dev->TransmitActiveSource(false); + if (dev && dev->IsHandledByLibCEC()) + { + if (!dev->IsActiveSource()) + { + dev->SetPowerStatus(CEC_POWER_STATUS_STANDBY); + dev->TransmitPowerState(command.initiator, true); + } + + TransmitVendorCommandSLAckInit(command.destination, command.initiator); + } } -void CSLCommandHandler::TransmitVendorCommand0205(const cec_logical_address iSource, const cec_logical_address iDestination) +void CSLCommandHandler::TransmitVendorCommandSLAckInit(const cec_logical_address iSource, const cec_logical_address iDestination) { cec_command response; cec_command::Format(response, iSource, iDestination, CEC_OPCODE_VENDOR_COMMAND); - response.PushBack(SL_COMMAND_UNKNOWN_02); + response.PushBack(SL_COMMAND_ACK_INIT); response.PushBack(SL_COMMAND_TYPE_HDDRECORDER); Transmit(response, false, true); @@ -228,10 +177,7 @@ void CSLCommandHandler::HandleVendorCommandPowerOn(const cec_command &command) device->SetPowerStatus(CEC_POWER_STATUS_ON); device->TransmitPowerState(command.initiator, false); device->TransmitPhysicalAddress(false); - { - CLockObject lock(m_SLMutex); - m_bActiveSourceSent = false; - } + if (device->IsActiveSource()) ActivateSource(); } @@ -255,7 +201,15 @@ void CSLCommandHandler::HandleVendorCommandSLConnect(const cec_command &command) SetSLInitialised(); TransmitVendorCommandSetDeviceMode(command.destination, command.initiator, CEC_DEVICE_TYPE_RECORDING_DEVICE); - ActivateSource(); + + if (m_processor->IsActiveSource(command.destination) && m_processor->IsHandledByLibCEC(command.destination)) + { + CCECBusDevice* dev = m_processor->GetDevice(command.destination); + CCECPlaybackDevice* pb = dev->AsPlaybackDevice(); + if (pb) + pb->TransmitDeckStatus(command.initiator, true); + dev->TransmitPowerState(command.initiator, true); + } } void CSLCommandHandler::TransmitVendorCommandSetDeviceMode(const cec_logical_address iSource, const cec_logical_address iDestination, const cec_device_type type) @@ -281,8 +235,7 @@ int CSLCommandHandler::HandleGiveDeckStatus(const cec_command &command) if (command.parameters[0] == CEC_STATUS_REQUEST_ON) { device->TransmitDeckStatus(command.initiator, true); - if (!ActiveSourceSent()) - ActivateSource(); + ActivateSource(); return COMMAND_HANDLED; } else if (command.parameters[0] == CEC_STATUS_REQUEST_ONCE) @@ -306,20 +259,10 @@ int CSLCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command) } else { - if (!ActiveSourceSent()) - { - device->SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON); - device->TransmitPowerState(command.initiator, true); - ActivateSource(); - } - else if (m_resetPowerState.IsSet() && m_resetPowerState.TimeLeft() > 0) + if (m_resetPowerState.IsSet() && m_resetPowerState.TimeLeft() > 0) { /* TODO assume that we've bugged out. the return button no longer works after this */ LIB_CEC->AddLog(CEC_LOG_WARNING, "FIXME: LG seems to have bugged out. resetting to 'in transition standby to on'. the return button will not work"); - { - CLockObject lock(m_SLMutex); - m_bActiveSourceSent = false; - } device->SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON); device->TransmitPowerState(command.initiator, true); device->SetPowerStatus(CEC_POWER_STATUS_ON); @@ -342,22 +285,25 @@ int CSLCommandHandler::HandleRequestActiveSource(const cec_command &command) { if (m_processor->CECInitialised()) { - if (ActiveSourceSent()) - LIB_CEC->AddLog(CEC_LOG_DEBUG, ">> %i requests active source, ignored", (uint8_t) command.initiator); - else - ActivateSource(); - return COMMAND_HANDLED; + if (!SLInitialised()) + TransmitVendorCommandSLAckInit(m_processor->GetPrimaryDevice()->GetLogicalAddress(), command.initiator); + CCECCommandHandler::HandleRequestActiveSource(command); } return CEC_ABORT_REASON_NOT_IN_CORRECT_MODE_TO_RESPOND; } int CSLCommandHandler::HandleFeatureAbort(const cec_command &command) { - if (command.parameters.size == 0 && m_processor->GetPrimaryDevice()->GetCurrentPowerStatus() == CEC_POWER_STATUS_ON && !SLInitialised() && + CCECBusDevice* primary = m_processor->GetPrimaryDevice(); + if (command.parameters.size == 0 && primary->GetLogicalAddress() != CECDEVICE_UNKNOWN && + primary->GetCurrentPowerStatus() == CEC_POWER_STATUS_ON && !SLInitialised() && command.initiator == CECDEVICE_TV) { - m_processor->GetPrimaryDevice()->TransmitPowerState(command.initiator, false); - m_processor->GetPrimaryDevice()->TransmitVendorID(CECDEVICE_BROADCAST, false, false); + if (!SLInitialised() && m_processor->IsActiveSource(command.destination)) + { + TransmitVendorCommandSLAckInit(command.destination, command.initiator); + return COMMAND_HANDLED; + } } return CCECCommandHandler::HandleFeatureAbort(command); @@ -365,11 +311,7 @@ int CSLCommandHandler::HandleFeatureAbort(const cec_command &command) int CSLCommandHandler::HandleStandby(const cec_command &command) { - if (command.initiator == CECDEVICE_TV) - { - CLockObject lock(m_SLMutex); - m_bActiveSourceSent = false; - } + ResetSLState(); return CCECCommandHandler::HandleStandby(command); } @@ -379,7 +321,6 @@ void CSLCommandHandler::ResetSLState(void) LIB_CEC->AddLog(CEC_LOG_NOTICE, "resetting SL initialised state"); CLockObject lock(m_SLMutex); m_bSLEnabled = false; - m_bActiveSourceSent = false; m_processor->GetPrimaryDevice()->SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON); } @@ -396,12 +337,6 @@ bool CSLCommandHandler::SLInitialised(void) return m_bSLEnabled; } -bool CSLCommandHandler::ActiveSourceSent(void) -{ - CLockObject lock(m_SLMutex); - return m_bActiveSourceSent; -} - bool CSLCommandHandler::PowerOn(const cec_logical_address iInitiator, const cec_logical_address iDestination) { if (iDestination != CECDEVICE_TV) @@ -421,9 +356,73 @@ bool CSLCommandHandler::PowerOn(const cec_logical_address iInitiator, const cec_ return CCECCommandHandler::PowerOn(iInitiator, iDestination); } -void CSLCommandHandler::VendorPreActivateSourceHook(void) +bool CSLCommandHandler::ActivateSource(bool bTransmitDelayedCommandsOnly /* = false */) { - CCECPlaybackDevice *device = m_busDevice->AsPlaybackDevice(); - if (device) - device->SetDeckStatus(!device->IsActiveSource() ? CEC_DECK_INFO_OTHER_STATUS : CEC_DECK_INFO_OTHER_STATUS_LG); + if (m_busDevice->IsActiveSource() && + m_busDevice->IsHandledByLibCEC()) + { + { + CLockObject lock(m_mutex); + // check if we need to send a delayed source switch + if (bTransmitDelayedCommandsOnly) + { + if (m_iActiveSourcePending == 0 || GetTimeMs() < m_iActiveSourcePending) + return false; + +#ifdef CEC_DEBUGGING + LIB_CEC->AddLog(CEC_LOG_DEBUG, "transmitting delayed activate source command"); +#endif + } + } + + CCECPlaybackDevice *device = m_busDevice->AsPlaybackDevice(); + if (device) + device->SetDeckStatus(!device->IsActiveSource() ? CEC_DECK_INFO_OTHER_STATUS : CEC_DECK_INFO_OTHER_STATUS_LG); + + // power on the TV + CCECBusDevice* tv = m_processor->GetDevice(CECDEVICE_TV); + bool bTvPresent = (tv && tv->GetStatus() == CEC_DEVICE_STATUS_PRESENT); + bool bActiveSourceFailed(false); + if (bTvPresent) + { + bActiveSourceFailed = !device->TransmitImageViewOn(); + } + else + { + LIB_CEC->AddLog(CEC_LOG_DEBUG, "TV not present, not sending 'image view on'"); + } + + // check if we're allowed to switch sources + bool bSourceSwitchAllowed = SourceSwitchAllowed(); + if (!bSourceSwitchAllowed) + LIB_CEC->AddLog(CEC_LOG_DEBUG, "source switch is currently not allowed by command handler"); + + // switch sources (if allowed) + if (!bActiveSourceFailed && bSourceSwitchAllowed) + { + bActiveSourceFailed = !m_busDevice->TransmitActiveSource(false); + } + + // retry later + if (bActiveSourceFailed || !bSourceSwitchAllowed) + { + LIB_CEC->AddLog(CEC_LOG_DEBUG, "failed to make '%s' the active source. will retry later", m_busDevice->GetLogicalAddressName()); + int64_t now(GetTimeMs()); + CLockObject lock(m_mutex); + if (m_iActiveSourcePending == 0 || m_iActiveSourcePending < now) + m_iActiveSourcePending = now + (int64_t)CEC_ACTIVE_SOURCE_SWITCH_RETRY_TIME_MS; + return false; + } + else + { + CLockObject lock(m_mutex); + // clear previous pending active source command + m_iActiveSourcePending = 0; + } + + // mark the handler as initialised + CLockObject lock(m_mutex); + m_bHandlerInited = true; + } + return true; } diff --git a/src/lib/implementations/SLCommandHandler.h b/src/lib/implementations/SLCommandHandler.h index 9ce444b..166bac0 100644 --- a/src/lib/implementations/SLCommandHandler.h +++ b/src/lib/implementations/SLCommandHandler.h @@ -46,14 +46,13 @@ namespace CEC virtual ~CSLCommandHandler(void) {}; bool InitHandler(void); + bool ActivateSource(bool bTransmitDelayedCommandsOnly = false); protected: - int HandleActiveSource(const cec_command &command); - int HandleDeviceVendorId(const cec_command &command); int HandleVendorCommand(const cec_command &command); - void HandleVendorCommand01(const cec_command &command); - void TransmitVendorCommand0205(const cec_logical_address iSource, const cec_logical_address iDestination); + void HandleVendorCommandSLInit(const cec_command &command); + void TransmitVendorCommandSLAckInit(const cec_logical_address iSource, const cec_logical_address iDestination); void HandleVendorCommandPowerOn(const cec_command &command); void HandleVendorCommandPowerOnStatus(const cec_command &command); @@ -72,12 +71,8 @@ namespace CEC void ResetSLState(void); bool SLInitialised(void); void SetSLInitialised(void); - bool ActiveSourceSent(void); - - void VendorPreActivateSourceHook(void); bool m_bSLEnabled; - bool m_bActiveSourceSent; PLATFORM::CTimeout m_resetPowerState; PLATFORM::CMutex m_SLMutex; }; -- 2.34.1