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1 Direct Audio TX代码流程
1.1 从Host到FW
-> htc.c::HifLayerRecvCallback
-> htc.c::_HTCPipeIndicateRecvMgs//HTC_SERVICE.ProcessRecvMsgMultiple = htt_tgt_hif_svc_h2t_input
-> htt_tgt_hif_svc.c::_htt_tgt_hif_svc_h2t_input//发送HTT_H2T_MSG_TYPE_TX_FRM
-> htt_tgt_tx.c::_htt_tgt_tx_input//处理HTT_H2T_MSG_TYPE_TX_FRM
-> ar_wal_tx_de.h::ar_wal_tx_de_input//调用_tx_de_input
-> ar_wal_tx_de_patch.c::patch_tx_de_input
1.2 从FW到Air
android wifi Direct Audio TX/RX延迟分析
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原文地址:http://www.cnblogs.com/xuhaohunter/p/5759031.html