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CEC: Add implementation of SendMessage method to default HdmiCec

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Bug: 185434120
Test: manual
Change-Id: Ic546bc45df5331b381406314f2ba797e607f301e
This commit is contained in:
Shraddha Basantwani 2021-05-31 16:28:23 +05:30
parent f3a43c8d5e
commit 971853be15
1 changed files with 34 additions and 2 deletions
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36
tv/cec/1.0/default/HdmiCecDefault.cpp
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@ -57,8 +57,40 @@ Return<void> HdmiCecDefault::getPhysicalAddress(getPhysicalAddress_cb /*_hidl_cb
return Void();
}
Return<SendMessageResult> HdmiCecDefault::sendMessage(const CecMessage& /*message*/) {
return SendMessageResult::FAIL;
Return<SendMessageResult> HdmiCecDefault::sendMessage(const CecMessage& message) {
struct cec_msg cecMsg;
memset(&cecMsg, 0, sizeof(cec_msg));
int initiator = static_cast<cec_logical_address_t>(message.initiator);
int destination = static_cast<cec_logical_address_t>(message.destination);
cecMsg.msg[0] = (initiator << 4) | destination;
for (size_t i = 0; i < message.body.size(); ++i) {
cecMsg.msg[i + 1] = message.body[i];
}
cecMsg.len = message.body.size() + 1;
int ret = ioctl(mCecFd, CEC_TRANSMIT, &cecMsg);
if (ret) {
LOG(ERROR) << "Send message failed, Error = " << strerror(errno);
return SendMessageResult::FAIL;
}
if (cecMsg.tx_status != CEC_TX_STATUS_OK) {
LOG(ERROR) << "Send message tx_status = " << cecMsg.tx_status;
}
switch (cecMsg.tx_status) {
case CEC_TX_STATUS_OK:
return SendMessageResult::SUCCESS;
case CEC_TX_STATUS_ARB_LOST:
return SendMessageResult::BUSY;
case CEC_TX_STATUS_NACK:
return SendMessageResult::NACK;
default:
return SendMessageResult::FAIL;
}
}
Return<void> HdmiCecDefault::setCallback(const sp<IHdmiCecCallback>& /*callback*/) {