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component/bt: Add Controller to Host Flow Control

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This commit is contained in:
baohongde
2018-06-21 11:41:42 +08:00
parent b7d02f7b67
commit de8a735a7a
9 changed files with 123 additions and 7 deletions
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43
components/bt/bluedroid/stack/l2cap/l2c_utils.c
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@@ -57,7 +57,7 @@ tL2C_LCB *l2cu_allocate_lcb (BD_ADDR p_bd_addr, BOOLEAN is_bonding, tBT_TRANSPOR
btu_free_timer(&p_lcb->timer_entry);
btu_free_timer(&p_lcb->info_timer_entry);
btu_free_timer(&p_lcb->upda_con_timer);
memset (p_lcb, 0, sizeof (tL2C_LCB));
memcpy (p_lcb->remote_bd_addr, p_bd_addr, BD_ADDR_LEN);
@@ -86,6 +86,9 @@ tL2C_LCB *l2cu_allocate_lcb (BD_ADDR p_bd_addr, BOOLEAN is_bonding, tBT_TRANSPOR
l2c_link_adjust_allocation();
}
p_lcb->link_xmit_data_q = list_new(NULL);
#if (C2H_FLOW_CONTROL_INCLUDED == TRUE)
p_lcb->completed_packets = 0;
#endif ///C2H_FLOW_CONTROL_INCLUDED == TRUE
return (p_lcb);
}
}
@@ -137,7 +140,7 @@ void l2cu_release_lcb (tL2C_LCB *p_lcb)
memset(&p_lcb->info_timer_entry, 0, sizeof(TIMER_LIST_ENT));
btu_free_timer(&p_lcb->upda_con_timer);
memset(&p_lcb->upda_con_timer, 0, sizeof(TIMER_LIST_ENT));
/* Release any unfinished L2CAP packet on this link */
if (p_lcb->p_hcit_rcv_acl) {
osi_free(p_lcb->p_hcit_rcv_acl);
@@ -250,6 +253,11 @@ void l2cu_release_lcb (tL2C_LCB *p_lcb)
fixed_queue_free(p_lcb->le_sec_pending_q, NULL);
p_lcb->le_sec_pending_q = NULL;
}
#if (C2H_FLOW_CONTROL_INCLUDED == TRUE)
p_lcb->completed_packets = 0;
#endif ///C2H_FLOW_CONTROL_INCLUDED == TRUE
}
@@ -1488,7 +1496,7 @@ tL2C_CCB *l2cu_allocate_ccb (tL2C_LCB *p_lcb, UINT16 cid)
btu_free_quick_timer(&p_ccb->fcrb.ack_timer);
memset(&p_ccb->fcrb.ack_timer, 0, sizeof(TIMER_LIST_ENT));
p_ccb->fcrb.ack_timer.param = (TIMER_PARAM_TYPE)p_ccb;
btu_free_quick_timer(&p_ccb->fcrb.mon_retrans_timer);
memset(&p_ccb->fcrb.mon_retrans_timer, 0, sizeof(TIMER_LIST_ENT));
p_ccb->fcrb.mon_retrans_timer.param = (TIMER_PARAM_TYPE)p_ccb;
@@ -3140,6 +3148,35 @@ void l2cu_send_peer_ble_credit_based_disconn_req(tL2C_CCB *p_ccb)
#endif /* BLE_INCLUDED == TRUE */
#if (C2H_FLOW_CONTROL_INCLUDED == TRUE)
/*******************************************************************************
**
** Function l2cu_find_completed_packets
**
** Description Find the completed packets,
** Then set it to zero
**
** Returns The num of handles
**
*******************************************************************************/
UINT8 l2cu_find_completed_packets(UINT16 *handles, UINT16 *num_packets)
{
int xx;
UINT8 num = 0;
tL2C_LCB *p_lcb = &l2cb.lcb_pool[0];
for (xx = 0; xx < MAX_L2CAP_LINKS; xx++, p_lcb++) {
if ((p_lcb->in_use) && (p_lcb->completed_packets > 0)) {
*(handles++) = p_lcb->handle;
*(num_packets++) = p_lcb->completed_packets;
num++;
p_lcb->completed_packets = 0;
}
}
return num;
}
#endif ///C2H_FLOW_CONTROL_INCLUDED == TRUE
/*******************************************************************************
** Functions used by both Full and Light Stack