50  *  2) Should we create pool of control pdu's?. Dont need more
61  *  8) How to count control pdus sent. DO we count enqueued + sent, or only
66  * XXX: I definitely have an issue with control procedures and connection
76  * This array contains the length of the CtrData field in LL control PDU's.
78  * control PDU, so total data channel payload length for the control pdu is
112  * Called to determine if a LL control procedure with an instant has
216  * Process a received LL_PING_RSP control pdu.
226     /* Stop the control procedure */  in ble_ll_ctrl_rx_ping_rsp()
360  * Called to make a connection update request LL control PDU
445  * Called to process and UNKNOWN_RSP LL control packet.
457     /* Get opcode of unknown LL control frame */  in ble_ll_ctrl_proc_unk_rsp()
460     /* Convert opcode to control procedure id */  in ble_ll_ctrl_proc_unk_rsp()
504         /* Stop the control procedure */  in ble_ll_ctrl_proc_unk_rsp()
521  * Callback when LL control procedure times out (for a given connection). If
523  * has not responded to a LL control request.
532     /* Control procedure has timed out. Kill the connection */  in ble_ll_ctrl_proc_rsp_timer_cb()
545     /* Re-start timer. Control procedure timeout is 40 seconds */  in ble_ll_ctrl_start_rsp_timer()
718      * the event and if so send it. Stop control procedure if it is the  in ble_ll_ctrl_phy_update_ind_make()
811         /* XXX: deal with other control procedures that we need to stop */  in ble_ll_ctrl_rx_phy_req()
872          * If not in the process of doing this control procedure something  in ble_ll_ctrl_rx_phy_rsp()
980  * @param dptr: Pointer to where control pdu payload starts
1031  * Called to determine if this is a control PDU we are allowed to send. This
1032  * is called when a link is being encrypted, as only certain control PDU's
1035  * XXX: the current code may actually allow some control pdu's to be sent
1175  * Create a link layer control "encrypt request" PDU.
1190  * @param dptr: Pointer to where control pdu payload starts
1247  * Called when we have received a LL control encryption request PDU. This
1348  * Called when a LL control pdu with opcode PAUSE_ENC_RSP is received.
1390     /* If master, we are done. Stop control procedure and sent event to host */  in ble_ll_ctrl_rx_start_enc_rsp()
1416  * Called to make a connection parameter request or response control pdu.
1479  * Called to make a LL control channel map request PDU.
1482  * @param pyld      Pointer to payload of LL control PDU
1500  * Called to respond to a LL control PDU connection parameter request or
1530  * layer control Data Channel pdu.
1769     /* XXX: Read 5.3 again. There are multiple control procedures that might  in ble_ll_ctrl_rx_conn_param_req()
1845  * Called to process the LL control PDU VERSION_IND
1873     /* Stop the control procedure */  in ble_ll_ctrl_rx_version_ind()
1882  * Called to process a received channel map request control pdu.
1914  * Initiate LL control procedure.
1916  * This function is called to obtain a mbuf to send a LL control PDU. The data
1934     /* Get an mbuf for the control pdu */  in ble_ll_ctrl_proc_init()
1938         /* The control data starts after the opcode (1 byte) */  in ble_ll_ctrl_proc_init()
2036  * Stops the LL control procedure indicated by 'ctrl_proc'.
2085  * Called to start a LL control procedure except for the terminate procedure. We
2086  * always set the control procedure pending bit even if the control procedure
2102         /* Initiate the control procedure. */  in ble_ll_ctrl_proc_start()
2105             /* Set the current control procedure */  in ble_ll_ctrl_proc_start()
2115     /* Set bitmask denoting control procedure is pending */  in ble_ll_ctrl_proc_start()
2120  * Called to determine if we need to start a LL control procedure for the given
2132     /* XXX: TODO new rules! Cannot start certain control procedures if other  in ble_ll_ctrl_chk_proc_start()
2144              * able to start it right away (no control pdu was available).  in ble_ll_ctrl_chk_proc_start()
2156          * The specification says there is no priority to control procedures  in ble_ll_ctrl_chk_proc_start()
2179  * Called when the Link Layer receives a LL control PDU.
2184  * XXX: may want to check, for both master and slave, whether the control
2215      * opcode from LL control PDU.  in ble_ll_ctrl_rx_pdu()
2224      * LL control PDU payload (the opcode of the control PDU). rspdata  in ble_ll_ctrl_rx_pdu()
2225      * points to CtrData in the control PDU.  in ble_ll_ctrl_rx_pdu()
2230     /* Move data pointer to start of control data (2 byte PDU hdr + opcode) */  in ble_ll_ctrl_rx_pdu()
2236      * of the control packet.  in ble_ll_ctrl_rx_pdu()
2344              * control procedure to avoid timeout.  in ble_ll_ctrl_rx_pdu()
2351             /* Stop the control procedure */  in ble_ll_ctrl_rx_pdu()
2370         /* Stop the control procedure */  in ble_ll_ctrl_rx_pdu()
2470  * Called to create and send a REJECT_IND_EXT control PDU or a REJECT_IND
2516  * Called when a Link Layer Control pdu has been transmitted successfully.