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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2022 Intel Corporation. All rights reserved.
*
*/
/* Response Status Code */
#define BT_ASCS_RSP_SUCCESS 0x00
#define BT_ASCS_RSP_NOT_SUPPORTED 0x01
#define BT_ASCS_RSP_TRUNCATED 0x02
#define BT_ASCS_RSP_INVALID_ASE 0x03
#define BT_ASCS_RSP_INVALID_ASE_STATE 0x04
#define BT_ASCS_RSP_INVALID_DIR 0x05
#define BT_ASCS_RSP_CAP_UNSUPPORTED 0x06
#define BT_ASCS_RSP_CONF_UNSUPPORTED 0x07
#define BT_ASCS_RSP_CONF_REJECTED 0x08
#define BT_ASCS_RSP_CONF_INVALID 0x09
#define BT_ASCS_RSP_METADATA_UNSUPPORTED 0x0a
#define BT_ASCS_RSP_METADATA_REJECTED 0x0b
#define BT_ASCS_RSP_METADATA_INVALID 0x0c
#define BT_ASCS_RSP_NO_MEM 0x0d
#define BT_ASCS_RSP_UNSPECIFIED 0x0e
/* Response Reasons */
#define BT_ASCS_REASON_NONE 0x00
#define BT_ASCS_REASON_CODEC 0x01
#define BT_ASCS_REASON_CODEC_DATA 0x02
#define BT_ASCS_REASON_INTERVAL 0x03
#define BT_ASCS_REASON_FRAMING 0x04
#define BT_ASCS_REASON_PHY 0x05
#define BT_ASCS_REASON_SDU 0x06
#define BT_ASCS_REASON_RTN 0x07
#define BT_ASCS_REASON_LATENCY 0x08
#define BT_ASCS_REASON_PD 0x09
#define BT_ASCS_REASON_CIS 0x0a
/* Transport QoS Packing */
#define BT_ASCS_QOS_PACKING_SEQ 0x00
#define BT_ASCS_QOS_PACKING_INT 0x01
/* Transport QoS Framing */
#define BT_ASCS_QOS_FRAMING_UNFRAMED 0x00
#define BT_ASCS_QOS_FRAMING_FRAMED 0x01
/* ASE characteristic states */
#define BT_ASCS_ASE_STATE_IDLE 0x00
#define BT_ASCS_ASE_STATE_CONFIG 0x01
#define BT_ASCS_ASE_STATE_QOS 0x02
#define BT_ASCS_ASE_STATE_ENABLING 0x03
#define BT_ASCS_ASE_STATE_STREAMING 0x04
#define BT_ASCS_ASE_STATE_DISABLING 0x05
#define BT_ASCS_ASE_STATE_RELEASING 0x06
struct bt_ascs_ase_rsp {
uint8_t ase;
uint8_t code;
uint8_t reason;
} __packed;
struct bt_ascs_cp_rsp {
uint8_t op;
uint8_t num_ase;
struct bt_ascs_ase_rsp rsp[0];
} __packed;
struct bt_ascs_ase_status {
uint8_t id;
uint8_t state;
uint8_t params[0];
} __packed;
/* ASE_State = 0x01 (Codec Configured), defined in Table 4.7. */
struct bt_ascs_ase_status_config {
uint8_t framing;
uint8_t phy;
uint8_t rtn;
uint16_t latency;
uint8_t pd_min[3];
uint8_t pd_max[3];
uint8_t ppd_min[3];
uint8_t ppd_max[3];
struct bt_bap_codec codec;
uint8_t cc_len;
/* LTV-formatted Codec-Specific Configuration */
struct bt_ltv cc[0];
} __packed;
/* ASE_State = 0x02 (QoS Configured), defined in Table 4.8. */
struct bt_ascs_ase_status_qos {
uint8_t cig_id;
uint8_t cis_id;
uint8_t interval[3];
uint8_t framing;
uint8_t phy;
uint16_t sdu;
uint8_t rtn;
uint16_t latency;
uint8_t pd[3];
} __packed;
/* ASE_Status = 0x03 (Enabling), 0x04 (Streaming), or 0x05 (Disabling)
* defined in Table 4.9.
*/
struct bt_ascs_ase_status_metadata {
uint8_t cig_id;
uint8_t cis_id;
uint8_t len;
uint8_t data[0];
} __packed;
struct bt_ascs_ase_hdr {
uint8_t op;
uint8_t num;
} __packed;
#define BT_ASCS_CONFIG 0x01
#define BT_ASCS_CONFIG_LATENCY_LOW 0x01
#define BT_ASCS_CONFIG_LATENCY_MEDIUM 0x02
#define BT_ASCS_CONFIG_LATENCY_HIGH 0x03
#define BT_ASCS_CONFIG_PHY_LE_1M 0x01
#define BT_ASCS_CONFIG_PHY_LE_2M 0x02
#define BT_ASCS_CONFIG_PHY_LE_CODED 0x03
struct bt_ascs_codec_config {
uint8_t len;
uint8_t type;
uint8_t data[0];
} __packed;
struct bt_ascs_config {
uint8_t ase; /* ASE ID */
uint8_t latency; /* Target Latency */
uint8_t phy; /* Target PHY */
struct bt_bap_codec codec; /* Codec ID */
uint8_t cc_len; /* Codec Specific Config Length */
/* LTV-formatted Codec-Specific Configuration */
struct bt_ascs_codec_config cc[0];
} __packed;
#define BT_ASCS_QOS 0x02
struct bt_ascs_qos {
uint8_t ase; /* ASE ID */
uint8_t cig; /* CIG ID*/
uint8_t cis; /* CIG ID*/
uint8_t interval[3]; /* Frame interval */
uint8_t framing; /* Frame framing */
uint8_t phy; /* PHY */
uint16_t sdu; /* Maximum SDU Size */
uint8_t rtn; /* Retransmission Effort */
uint16_t latency; /* Transport Latency */
uint8_t pd[3]; /* Presentation Delay */
} __packed;
#define BT_ASCS_ENABLE 0x03
struct bt_ascs_metadata {
uint8_t ase; /* ASE ID */
uint8_t len; /* Metadata length */
uint8_t data[0]; /* LTV-formatted Metadata */
} __packed;
struct bt_ascs_enable {
struct bt_ascs_metadata meta; /* Metadata */
} __packed;
#define BT_ASCS_START 0x04
struct bt_ascs_start {
uint8_t ase; /* ASE ID */
} __packed;
#define BT_ASCS_DISABLE 0x05
struct bt_ascs_disable {
uint8_t ase; /* ASE ID */
} __packed;
#define BT_ASCS_STOP 0x06
struct bt_ascs_stop {
uint8_t ase; /* ASE ID */
} __packed;
#define BT_ASCS_METADATA 0x07
#define BT_ASCS_RELEASE 0x08
struct bt_ascs_release {
uint8_t ase; /* ASE ID */
} __packed;
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