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custom_chci_tr.h
1 /* Copyright (c) 2009-2019 Arm Limited
2  * SPDX-License-Identifier: Apache-2.0
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef CUSTOM_CHCI_TR_H_
18 #define CUSTOM_CHCI_TR_H_
19 
20 #ifdef __cplusplus
21 extern "C" {
22 #endif
23 
24 /**
25  * Provide this callback in your HCI driver.
26  *
27  * @param prot Must be CHCI_TR_PROT_BLE.
28  * @param hci_type HCI type, HCI_ACL_TYPE or HCI_CMD_TYPE.
29  * @param len Buffer length.
30  * @param pData Data to be sent.
31  * @return Number of bytes processed.
32  */
33 uint16_t ControllerToHostWrite(uint8_t prot, uint8_t hci_type, uint16_t len, uint8_t *pData);
34 
35 /**
36  * Send bytes from host to controller.
37  *
38  * @param prot Protocol, must be CHCI_TR_PROT_BLE.
39  * @param hci_type HCI type, HCI_ACL_TYPE or HCI_CMD_TYPE.
40  * @param len Buffer length.
41  * @param pData Data to be sent.
42  * @return Number of bytes processed.
43  */
44 uint16_t CustomChciTrRead(uint8_t prot, uint8_t hci_type, uint16_t len, uint8_t *pData);
45 
46 /**
47  * Send bytes from controller to host.
48  *
49  * @param prot Protocol, must be CHCI_TR_PROT_BLE.
50  * @param controller_type Controller type, CHCI_TR_TYPE_DATA or CHCI_TR_TYPE_EVT.
51  * @param len Buffer length.
52  * @param pData Data to be sent.
53  * @return Number of bytes processed.
54  */
55 uint16_t CustomChciTrWrite(uint8_t prot, uint8_t controller_type, uint16_t len, uint8_t *pData);
56 
57 void CustomChciTrInit(uint16_t maxAclLen, uint16_t maxIsoSduLen);
58 
59 #ifdef __cplusplus
60 };
61 #endif
62 
63 #endif /* CUSTOM_CHCI_TR_H_ */
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