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Commit 79591e3c authored by Myles Watson's avatar Myles Watson Committed by Gerrit Code Review
Browse files

Merge changes from topic "revert-2282107-revert-2268950-JQYUSSGLOR-XYOLCJPYUJ" 

* changes:
  Revert^2 "gatt: Remove reduntant `in_use` flag"
  Revert^2 "gatt: Improve send queued request from tGATT_TCB"
  Revert^2 "gatt: Improve queueing of GATT messages"
parents 1fb4e1ed 4d4ec48e

system/stack/eatt/eatt.h

+3 −3
Original line number Diff line number Diff line
@@ -17,7 +17,7 @@ 


#pragma once



#include <queue>

#include <deque>



#include "stack/gatt/gatt_int.h"

#include "types/raw_address.h"
@@ -54,7 +54,7 @@ class EattChannel { 
  /* indication confirmation timer */

  alarm_t* ind_confirmation_timer_;

  /* GATT client command queue */

  std::queue<tGATT_CMD_Q> cl_cmd_q_;

  std::deque<tGATT_CMD_Q> cl_cmd_q_;



  EattChannel(RawAddress& bda, uint16_t cid, uint16_t tx_mtu, uint16_t rx_mtu)

      : bda_(bda),
@@ -79,7 +79,7 @@ class EattChannel { 
  void EattChannelSetState(EattChannelState state) {

    if (state_ == EattChannelState::EATT_CHANNEL_PENDING) {

      if (state == EattChannelState::EATT_CHANNEL_OPENED) {

        cl_cmd_q_ = std::queue<tGATT_CMD_Q>();

        cl_cmd_q_ = std::deque<tGATT_CMD_Q>();

        memset(&server_outstanding_cmd_, 0, sizeof(tGATT_SR_CMD));

        char name[64];

        sprintf(name, "eatt_ind_ack_timer_%s_cid_0x%04x",

system/stack/eatt/eatt_impl.h

+7 −0
Original line number Diff line number Diff line
@@ -111,6 +111,13 @@ struct eatt_impl { 
  }



  void remove_channel_by_cid(eatt_device* eatt_dev, uint16_t lcid) {

    auto channel = eatt_dev->eatt_channels[lcid];

    if (!channel->cl_cmd_q_.empty()) {

      LOG_WARN("Channel %c, for device %s is not empty on disconnection.", lcid,

               channel->bda_.ToString().c_str());

      channel->cl_cmd_q_.clear();

    }



    eatt_dev->eatt_channels.erase(lcid);



    if (eatt_dev->eatt_channels.size() == 0) eatt_dev->eatt_tcb_ = NULL;

system/stack/gatt/att_protocol.cc

+7 −3
Original line number Diff line number Diff line
@@ -436,7 +436,8 @@ static tGATT_STATUS attp_cl_send_cmd(tGATT_TCB& tcb, tGATT_CLCB* p_clcb, 
  if (gatt_tcb_is_cid_busy(tcb, p_clcb->cid) &&

      cmd_code != GATT_HANDLE_VALUE_CONF) {

    gatt_cmd_enq(tcb, p_clcb, true, cmd_code, p_cmd);

    LOG_DEBUG("Enqueued ATT command");

    LOG_DEBUG("Enqueued ATT command %p conn_id=0x%04x, cid=%d", p_clcb,

              p_clcb->conn_id, p_clcb->cid);

    return GATT_CMD_STARTED;

  }
@@ -445,7 +446,9 @@ static tGATT_STATUS attp_cl_send_cmd(tGATT_TCB& tcb, tGATT_CLCB* p_clcb, 
      p_clcb->cid, tcb.eatt, bt_transport_text(tcb.transport).c_str());

  tGATT_STATUS att_ret = attp_send_msg_to_l2cap(tcb, p_clcb->cid, p_cmd);

  if (att_ret != GATT_CONGESTED && att_ret != GATT_SUCCESS) {

    LOG_WARN("Unable to send ATT command to l2cap layer");

    LOG_WARN(

        "Unable to send ATT command to l2cap layer %p conn_id=0x%04x, cid=%d",

        p_clcb, p_clcb->conn_id, p_clcb->cid);

    return GATT_INTERNAL_ERROR;

  }
@@ -453,7 +456,8 @@ static tGATT_STATUS attp_cl_send_cmd(tGATT_TCB& tcb, tGATT_CLCB* p_clcb, 
    return att_ret;

  }



  LOG_DEBUG("Starting ATT response timer");

  LOG_DEBUG("Starting ATT response timer %p conn_id=0x%04x, cid=%d", p_clcb,

            p_clcb->conn_id, p_clcb->cid);

  gatt_start_rsp_timer(p_clcb);

  gatt_cmd_enq(tcb, p_clcb, false, cmd_code, NULL);

  return att_ret;

system/stack/gatt/gatt_api.cc

+10 −33
Original line number Diff line number Diff line
@@ -701,11 +701,6 @@ tGATT_STATUS GATTC_ConfigureMTU(uint16_t conn_id, uint16_t mtu) { 
    return GATT_ERROR;

  }



  if (gatt_is_clcb_allocated(conn_id)) {

    LOG_WARN("Connection is already used conn_id:%hu", conn_id);

    return GATT_BUSY;

  }



  tGATT_CLCB* p_clcb = gatt_clcb_alloc(conn_id);

  if (!p_clcb) {

    LOG_WARN("Unable to allocate connection link control block");
@@ -764,11 +759,6 @@ tGATT_STATUS GATTC_Discover(uint16_t conn_id, tGATT_DISC_TYPE disc_type, 
    return GATT_ILLEGAL_PARAMETER;

  }



  if (gatt_is_clcb_allocated(conn_id)) {

    LOG(ERROR) << __func__ << "GATT_BUSY conn_id = " << +conn_id;

    return GATT_BUSY;

  }



  tGATT_CLCB* p_clcb = gatt_clcb_alloc(conn_id);

  if (!p_clcb) {

    LOG(WARNING) << __func__ << " No resources conn_id=" << loghex(conn_id)
@@ -834,11 +824,6 @@ tGATT_STATUS GATTC_Read(uint16_t conn_id, tGATT_READ_TYPE type, 
    return GATT_ILLEGAL_PARAMETER;

  }



  if (gatt_is_clcb_allocated(conn_id)) {

    LOG(ERROR) << "GATT_BUSY conn_id=" << loghex(conn_id);

    return GATT_BUSY;

  }



  tGATT_CLCB* p_clcb = gatt_clcb_alloc(conn_id);

  if (!p_clcb) return GATT_NO_RESOURCES;
@@ -941,11 +926,6 @@ tGATT_STATUS GATTC_Write(uint16_t conn_id, tGATT_WRITE_TYPE type, 
    return GATT_ILLEGAL_PARAMETER;

  }



  if (gatt_is_clcb_allocated(conn_id)) {

    LOG(ERROR) << "GATT_BUSY conn_id=" << loghex(conn_id);

    return GATT_BUSY;

  }



  tGATT_CLCB* p_clcb = gatt_clcb_alloc(conn_id);

  if (!p_clcb) return GATT_NO_RESOURCES;
@@ -994,11 +974,6 @@ tGATT_STATUS GATTC_ExecuteWrite(uint16_t conn_id, bool is_execute) { 
    return GATT_ILLEGAL_PARAMETER;

  }



  if (gatt_is_clcb_allocated(conn_id)) {

    LOG(ERROR) << " GATT_BUSY conn_id=" << loghex(conn_id);

    return GATT_BUSY;

  }



  tGATT_CLCB* p_clcb = gatt_clcb_alloc(conn_id);

  if (!p_clcb) return GATT_NO_RESOURCES;
@@ -1184,7 +1159,7 @@ void GATT_Deregister(tGATT_IF gatt_if) { 
  /* When an application deregisters, check remove the link associated with the

   * app */

  tGATT_TCB* p_tcb;

  int i, j;

  int i;

  for (i = 0, p_tcb = gatt_cb.tcb; i < GATT_MAX_PHY_CHANNEL; i++, p_tcb++) {

    if (!p_tcb->in_use) continue;
@@ -1192,13 +1167,15 @@ void GATT_Deregister(tGATT_IF gatt_if) { 
      gatt_update_app_use_link_flag(gatt_if, p_tcb, false, true);

    }



    tGATT_CLCB* p_clcb;

    for (j = 0, p_clcb = &gatt_cb.clcb[j]; j < GATT_CL_MAX_LCB; j++, p_clcb++) {

      if (p_clcb->in_use && (p_clcb->p_reg->gatt_if == gatt_if) &&

          (p_clcb->p_tcb->tcb_idx == p_tcb->tcb_idx)) {

        alarm_cancel(p_clcb->gatt_rsp_timer_ent);

        gatt_clcb_dealloc(p_clcb);

        break;

    for (auto clcb_it = gatt_cb.clcb_queue.begin();

         clcb_it != gatt_cb.clcb_queue.end();) {

      if ((clcb_it->p_reg->gatt_if == gatt_if) &&

          (clcb_it->p_tcb->tcb_idx == p_tcb->tcb_idx)) {

        alarm_cancel(clcb_it->gatt_rsp_timer_ent);

        gatt_clcb_invalidate(p_tcb, &(*clcb_it));

        clcb_it = gatt_cb.clcb_queue.erase(clcb_it);

      } else {

        clcb_it++;

      }

    }

  }

system/stack/gatt/gatt_cl.cc

+20 −13
Original line number Diff line number Diff line
@@ -1130,11 +1130,12 @@ uint8_t gatt_cmd_to_rsp_code(uint8_t cmd_code) { 


/** Find next command in queue and sent to server */

bool gatt_cl_send_next_cmd_inq(tGATT_TCB& tcb) {

  std::queue<tGATT_CMD_Q>* cl_cmd_q;

  std::deque<tGATT_CMD_Q>* cl_cmd_q = nullptr;



  while (!tcb.cl_cmd_q.empty() ||

  while (

      gatt_is_outstanding_msg_in_att_send_queue(tcb) ||

      EattExtension::GetInstance()->IsOutstandingMsgInSendQueue(tcb.peer_bda)) {

    if (!tcb.cl_cmd_q.empty()) {

    if (gatt_is_outstanding_msg_in_att_send_queue(tcb)) {

      cl_cmd_q = &tcb.cl_cmd_q;

    } else {

      EattChannel* channel =
@@ -1153,7 +1154,7 @@ bool gatt_cl_send_next_cmd_inq(tGATT_TCB& tcb) { 


    if (att_ret != GATT_SUCCESS && att_ret != GATT_CONGESTED) {

      LOG(ERROR) << __func__ << ": L2CAP sent error";

      cl_cmd_q->pop();

      cl_cmd_q->pop_front();

      continue;

    }
@@ -1185,7 +1186,7 @@ bool gatt_cl_send_next_cmd_inq(tGATT_TCB& tcb) { 
void gatt_client_handle_server_rsp(tGATT_TCB& tcb, uint16_t cid,

                                   uint8_t op_code, uint16_t len,

                                   uint8_t* p_data) {

  VLOG(1) << __func__ << " opcode: " << loghex(op_code);

  VLOG(1) << __func__ << " opcode: " << loghex(op_code) << " cid" << +cid;



  uint16_t payload_size = gatt_tcb_get_payload_size_rx(tcb, cid);
@@ -1204,20 +1205,26 @@ void gatt_client_handle_server_rsp(tGATT_TCB& tcb, uint16_t cid, 


  uint8_t cmd_code = 0;

  tGATT_CLCB* p_clcb = gatt_cmd_dequeue(tcb, cid, &cmd_code);

  uint8_t rsp_code = gatt_cmd_to_rsp_code(cmd_code);

  if (!p_clcb || (rsp_code != op_code && op_code != GATT_RSP_ERROR)) {

    LOG(WARNING) << StringPrintf(

        "ATT - Ignore wrong response. Receives (%02x) Request(%02x) Ignored",

        op_code, rsp_code);

  if (!p_clcb) {

    LOG_WARN("ATT - clcb already not in use, ignoring response");

    gatt_cl_send_next_cmd_inq(tcb);

    return;

  }



  if (!p_clcb->in_use) {

    LOG(WARNING) << "ATT - clcb already not in use, ignoring response";

  uint8_t rsp_code = gatt_cmd_to_rsp_code(cmd_code);

  if (!p_clcb) {

    LOG_WARN("ATT - clcb already not in use, ignoring response");

    gatt_cl_send_next_cmd_inq(tcb);

    return;

  }



  if (rsp_code != op_code && op_code != GATT_RSP_ERROR) {

    LOG(WARNING) << StringPrintf(

        "ATT - Ignore wrong response. Receives (%02x) Request(%02x) Ignored",

        op_code, rsp_code);

    return;

  }



  gatt_stop_rsp_timer(p_clcb);

  p_clcb->retry_count = 0;