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Commit 677500cc authored by Myles Watson's avatar Myles Watson
Browse files

Skip fragmentation for SCO 

Bug: 283254594
Test: presubmit
Change-Id: If653cb88bf1a0df9609f4141d65c09dec93ccf45
parent 99d1bf09

system/main/shim/hci_layer.cc

+8 −6
Original line number Diff line number Diff line
@@ -449,7 +449,7 @@ static void sco_data_callback() { 
    return;

  }

  auto data = WrapPacketAndCopy(MSG_HC_TO_STACK_HCI_SCO, packet.get());

  packet_fragmenter->reassemble_and_dispatch(data);

  send_data_upwards.Run(FROM_HERE, data);

}



static void iso_data_callback() {
@@ -577,11 +577,7 @@ static void transmit_fragment(BT_HDR* packet, bool send_transmit_finished) { 
  bool free_after_transmit =

      event != MSG_STACK_TO_HC_HCI_CMD && send_transmit_finished;



  if (event == MSG_STACK_TO_HC_HCI_SCO) {

    const uint8_t* stream = packet->data + packet->offset;

    size_t length = packet->len;

    cpp::transmit_sco_fragment(stream, length);

  } else if (event == MSG_STACK_TO_HC_HCI_ISO) {

  if (event == MSG_STACK_TO_HC_HCI_ISO) {

    const uint8_t* stream = packet->data + packet->offset;

    size_t length = packet->len;

    cpp::transmit_iso_fragment(stream, length);
@@ -613,6 +609,12 @@ static const packet_fragmenter_callbacks_t packet_fragmenter_callbacks = { 
    transmit_fragment, dispatch_reassembled, fragmenter_transmit_finished};



static void transmit_downward(uint16_t type, void* raw_data) {

  if (type == BT_EVT_TO_LM_HCI_SCO) {

    BT_HDR* event = static_cast<BT_HDR*>(raw_data);

    bluetooth::shim::GetGdShimHandler()->Call(

        cpp::transmit_sco_fragment, event->data + event->offset, event->len);

    return;

  }

  bluetooth::shim::GetGdShimHandler()->Call(

      packet_fragmenter->fragment_and_dispatch, static_cast<BT_HDR*>(raw_data));

}