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lctr_int_cis_slave.h
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1 /*************************************************************************************************/
2 /*!
3  * \file
4  *
5  * \brief Internal link layer controller connected isochronous stream slave interface file.
6  *
7  * Copyright (c) 2013-2018 Arm Ltd. All Rights Reserved.
8  *
9  * Copyright (c) 2019 Packetcraft, Inc.
10  *
11  * Licensed under the Apache License, Version 2.0 (the "License");
12  * you may not use this file except in compliance with the License.
13  * You may obtain a copy of the License at
14  *
15  * http://www.apache.org/licenses/LICENSE-2.0
16  *
17  * Unless required by applicable law or agreed to in writing, software
18  * distributed under the License is distributed on an "AS IS" BASIS,
19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20  * See the License for the specific language governing permissions and
21  * limitations under the License.
22  */
23 /*************************************************************************************************/
24 
25 #ifndef LCTR_INT_CIS_SLAVE_H
26 #define LCTR_INT_CIS_SLAVE_H
27 
28 #include "lctr_int.h"
29 #include "lctr_api_cis.h"
30 #include "lctr_int_conn.h"
31 #include "lctr_int_cis.h"
32 #include "lctr_api_cis_slave.h"
33 #include "lmgr_api_cis_slave.h"
34 #include "bb_ble_api.h"
35 #include "bb_ble_api_op.h"
36 #include "wsf_timer.h"
37 
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41 
42 /**************************************************************************************************
43  Macros
44 **************************************************************************************************/
45 
46 /**************************************************************************************************
47  Constants
48 **************************************************************************************************/
49 /*! \brief CIS slave establishment states. */
50 enum
51 {
52  LCTR_CIS_SLV_EST_STATE_IDLE, /*!< Idle state. */
53  LCTR_CIS_SLV_EST_STATE_HOST_REPLY, /*!< Wait for host reply state. */
54  LCTR_CIS_SLV_EST_STATE_CIS_IND, /*!< Wait for LL_CIS_IND state. */
55  LCTR_CIS_SLV_EST_STATE_TOTAL /*!< Total CIS slave establishment states. */
56 };
57 
58 /**************************************************************************************************
59  Data Types
60 **************************************************************************************************/
61 
62 /**************************************************************************************************
63  Globals
64 **************************************************************************************************/
65 
66 /**************************************************************************************************
67  Function Declarations
68 **************************************************************************************************/
69 /* State machine for CIS LLCP */
70 bool_t lctrSlvLlcpExecuteCisEstSm(lctrConnCtx_t *pCtx, uint8_t event);
71 
72 /* Builder */
73 void lctrSlvCisBuildCigOp(lctrCigCtx_t *pCigCtx);
74 void lctrSlvCisCigOpCommit(lctrCigCtx_t *pCigCtx, lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
75 void lctrSlvCisBuildCisData(lctrCisCtx_t *pCisCtx);
76 
77 /* ISR: Packet handlers */
78 void lctrSlvCisCigTxCompletion(BbOpDesc_t *pOp, uint8_t status);
79 void lctrSlvCisCigRxCompletion(BbOpDesc_t *pOp, uint8_t *pRxBuf, uint8_t status);
80 
81 /* ISR: BOD handlers */
82 void lctrSlvCisCigBeginOp(BbOpDesc_t *pOp);
83 void lctrSlvCisCigContOp(BbOpDesc_t *pOp);
84 void lctrSlvCisCigPostSubEvt(BbOpDesc_t *pOp, uint8_t status);
85 uint32_t lctrSlvCisCheckContOp(BbOpDesc_t *pOp, bool_t *pNewCisCtx);
86 void lctrSlvCisCigEndOp(BbOpDesc_t *pOp);
87 void lctrSlvCisCigCleanupOp(BbOpDesc_t *pOp);
88 void lctrSlvCisCigAbortOp(BbOpDesc_t *pOp);
89 
90 /* Action routines for CIS slave LLCP state machine */
91 void lctrSlvCisLlcpActPeerCisReq(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
92 void lctrSlvCisLlcpActRejCisReq(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
93 void lctrSlvCisLlcpActAcpCisReq(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
94 void lctrSlvCisLlcpActPeerCisInd(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
95 void lctrSlvCisLlcpActPeerCisRej(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
96 void lctrSlvCisLlcpActIntPeerCisReq(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
97 
98 /* Reservation */
99 
100 /* Helper */
101 void lctrCisStorePeerCisReq(lctrConnCtx_t *pCtx, lctrCisCtx_t *pCisCtx);
102 
103 #ifdef __cplusplus
104 };
105 #endif
106 
107 #endif /* LCTR_INT_CIS_SLAVE_H */
lctr_api_cis.h
Link layer controller CIS slave interface file.
lctr_int_cis.h
Internal link layer controller connected isochronous stream interface file.
lctrConnCtx_t
Connection context.
Definition: lctr_int_conn.h:196
bb_ble_api.h
BLE baseband interface file.
lmgr_api_cis_slave.h
Link layer manager connected isochronous stream slave interface file.
LCTR_CIS_SLV_EST_STATE_HOST_REPLY
Definition: lctr_int_cis_slave.h:53
lctrCisCtx_t
Connected isochronous stream context.
Definition: lctr_int_cis.h:147
LCTR_CIS_SLV_EST_STATE_CIS_IND
Definition: lctr_int_cis_slave.h:54
LCTR_CIS_SLV_EST_STATE_TOTAL
Definition: lctr_int_cis_slave.h:55
LCTR_CIS_SLV_EST_STATE_IDLE
Definition: lctr_int_cis_slave.h:52
lctr_api_cis_slave.h
Link layer controller CIS slave interface file.
lctr_int_conn.h
Internal link layer controller connection interface file.
BbOpDesc_tag
Baseband operation descriptor (BOD).
Definition: bb_api.h:149
lctrCigCtx_t
Connected isochronous group context.
Definition: lctr_int_cis.h:314
wsf_timer.h
Timer service.
bb_ble_api_op.h
BLE baseband interface file.
lctr_int.h
Internal link layer controller interface file.
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