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Bluetooth: controller: Handle Rej Ext Ind for Length Req PDU

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Added implementation to handle an incoming Reject Ext Ind PDU in
response to a sent Length Req PDU.

Signed-off-by: Vinayak Kariappa Chettimada <vich@nordicsemi.no>
This commit is contained in:
Vinayak Kariappa Chettimada 2017-05-23 11:52:59 +02:00 • committed by Johan Hedberg
commit c6dd9d5ef6
1 changed files with 50 additions and 1 deletions
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51
subsys/bluetooth/controller/ll_sw/ctrl.c
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@ -1498,6 +1498,48 @@ isr_rx_conn_pkt_ctrl_rej_conn_upd(struct radio_pdu_node_rx *radio_pdu_node_rx,
}
}
#if defined(CONFIG_BLUETOOTH_CONTROLLER_DATA_LENGTH)
static inline void
isr_rx_conn_pkt_ctrl_rej_dle(struct radio_pdu_node_rx *radio_pdu_node_rx,
u8_t *rx_enqueue)
{
struct pdu_data_llctrl_reject_ext_ind *rej_ext_ind;
struct pdu_data *pdu_data_rx;
pdu_data_rx = (struct pdu_data *)radio_pdu_node_rx->pdu_data;
rej_ext_ind = (struct pdu_data_llctrl_reject_ext_ind *)
&pdu_data_rx->payload.llctrl.ctrldata.reject_ext_ind;
if (rej_ext_ind->reject_opcode == PDU_DATA_LLCTRL_TYPE_LENGTH_REQ) {
struct pdu_data_llctrl_length_req_rsp *lr;
/* Procedure complete */
_radio.conn_curr->llcp_length.ack =
_radio.conn_curr->llcp_length.req;
_radio.conn_curr->procedure_expire = 0;
/* Resume data packet tx */
_radio.conn_curr->pause_tx = 0;
/* prepare length rsp structure */
pdu_data_rx->len = offsetof(struct pdu_data_llctrl,
ctrldata) +
sizeof(struct pdu_data_llctrl_length_req_rsp);
pdu_data_rx->payload.llctrl.opcode =
PDU_DATA_LLCTRL_TYPE_LENGTH_RSP;
lr = (struct pdu_data_llctrl_length_req_rsp *)
&pdu_data_rx->payload.llctrl.ctrldata.length_req;
lr->max_rx_octets = _radio.conn_curr->max_rx_octets;
lr->max_rx_time = ((_radio.conn_curr->max_rx_octets + 14) << 3);
lr->max_tx_octets = _radio.conn_curr->max_tx_octets;
lr->max_tx_time = ((_radio.conn_curr->max_tx_octets + 14) << 3);
/* enqueue a length rsp */
*rx_enqueue = 1;
}
}
#endif /* CONFIG_BLUETOOTH_CONTROLLER_DATA_LENGTH */
#if defined(CONFIG_BLUETOOTH_CONTROLLER_PHY)
static inline void
isr_rx_conn_pkt_ctrl_rej_phy_upd(struct radio_pdu_node_rx *radio_pdu_node_rx,
@ -1563,6 +1605,13 @@ isr_rx_conn_pkt_ctrl_rej(struct radio_pdu_node_rx *radio_pdu_node_rx,
break;
}
#if defined(CONFIG_BLUETOOTH_CONTROLLER_DATA_LENGTH)
} else if (_radio.conn_curr->llcp_length.ack !=
_radio.conn_curr->llcp_length.req) {
isr_rx_conn_pkt_ctrl_rej_dle(radio_pdu_node_rx,
rx_enqueue);
#endif /* CONFIG_BLUETOOTH_CONTROLLER_DATA_LENGTH */
#if defined(CONFIG_BLUETOOTH_CONTROLLER_PHY)
} else if (_radio.conn_curr->llcp_phy.ack !=
_radio.conn_curr->llcp_phy.req) {
@ -5970,7 +6019,7 @@ static inline void event_len_prep(struct connection *conn)
node_rx->hdr.handle = conn->handle;
node_rx->hdr.type = NODE_RX_TYPE_DC_PDU;
/* prepare version ind structure */
/* prepare length rsp structure */
pdu_ctrl_rx = (struct pdu_data *) node_rx->pdu_data;
pdu_ctrl_rx->ll_id = PDU_DATA_LLID_CTRL;
pdu_ctrl_rx->len = offsetof(struct pdu_data_llctrl,