mirror of https://gitee.com/openkylin/linux.git
Bluetooth: Add definitions for CIS connections
These adds the HCI definitions for handling CIS connections along with ISO data packets. Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Luiz Augusto von Dentz
Marcel Holtmann
parent
600a87490f
commit
4de0fc599e
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@ -27,6 +27,7 @@
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#define HCI_MAX_ACL_SIZE 1024
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#define HCI_MAX_SCO_SIZE 255
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#define HCI_MAX_ISO_SIZE 251
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#define HCI_MAX_EVENT_SIZE 260
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#define HCI_MAX_FRAME_SIZE (HCI_MAX_ACL_SIZE + 4)
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@ -303,6 +304,7 @@ enum {
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#define HCI_ACLDATA_PKT 0x02
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#define HCI_SCODATA_PKT 0x03
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#define HCI_EVENT_PKT 0x04
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#define HCI_ISODATA_PKT 0x05
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#define HCI_DIAG_PKT 0xf0
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#define HCI_VENDOR_PKT 0xff
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@ -352,6 +354,15 @@ enum {
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#define ACL_ACTIVE_BCAST 0x04
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#define ACL_PICO_BCAST 0x08
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/* ISO PB flags */
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#define ISO_START 0x00
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#define ISO_CONT 0x01
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#define ISO_SINGLE 0x02
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#define ISO_END 0x03
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/* ISO TS flags */
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#define ISO_TS 0x01
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/* Baseband links */
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#define SCO_LINK 0x00
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#define ACL_LINK 0x01
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@ -359,6 +370,7 @@ enum {
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/* Low Energy links do not have defined link type. Use invented one */
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#define LE_LINK 0x80
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#define AMP_LINK 0x81
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#define ISO_LINK 0x82
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#define INVALID_LINK 0xff
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/* LMP features */
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@ -440,6 +452,8 @@ enum {
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#define HCI_LE_PHY_2M 0x01
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#define HCI_LE_PHY_CODED 0x08
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#define HCI_LE_CHAN_SEL_ALG2 0x40
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#define HCI_LE_CIS_MASTER 0x10
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#define HCI_LE_CIS_SLAVE 0x20
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/* Connection modes */
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#define HCI_CM_ACTIVE 0x0000
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@ -1718,6 +1732,86 @@ struct hci_cp_le_set_adv_set_rand_addr {
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bdaddr_t bdaddr;
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} __packed;
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#define HCI_OP_LE_READ_BUFFER_SIZE_V2 0x2060
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struct hci_rp_le_read_buffer_size_v2 {
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__u8 status;
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__le16 acl_mtu;
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__u8 acl_max_pkt;
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__le16 iso_mtu;
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__u8 iso_max_pkt;
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} __packed;
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#define HCI_OP_LE_READ_ISO_TX_SYNC 0x2061
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struct hci_cp_le_read_iso_tx_sync {
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__le16 handle;
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} __packed;
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struct hci_rp_le_read_iso_tx_sync {
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__u8 status;
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__le16 handle;
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__le16 seq;
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__le32 imestamp;
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__u8 offset[3];
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} __packed;
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#define HCI_OP_LE_SET_CIG_PARAMS 0x2062
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struct hci_cis_params {
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__u8 cis_id;
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__le16 m_sdu;
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__le16 s_sdu;
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__u8 m_phy;
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__u8 s_phy;
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__u8 m_rtn;
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__u8 s_rtn;
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} __packed;
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struct hci_cp_le_set_cig_params {
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__u8 cig_id;
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__u8 m_interval[3];
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__u8 s_interval[3];
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__u8 sca;
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__u8 packing;
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__u8 framing;
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__le16 m_latency;
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__le16 s_latency;
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__u8 num_cis;
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struct hci_cis_params cis[0];
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} __packed;
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struct hci_rp_le_set_cig_params {
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__u8 status;
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__u8 cig_id;
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__u8 num_handles;
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__le16 handle[0];
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} __packed;
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#define HCI_OP_LE_CREATE_CIS 0x2064
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struct hci_cis {
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__le16 cis_handle;
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__le16 acl_handle;
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} __packed;
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struct hci_cp_le_create_cis {
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__u8 num_cis;
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struct hci_cis cis[0];
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} __packed;
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#define HCI_OP_LE_REMOVE_CIG 0x2065
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struct hci_cp_le_remove_cig {
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__u8 cig_id;
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} __packed;
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#define HCI_OP_LE_ACCEPT_CIS 0x2066
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struct hci_cp_le_accept_cis {
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__le16 handle;
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} __packed;
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#define HCI_OP_LE_REJECT_CIS 0x2067
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struct hci_cp_le_reject_cis {
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__le16 handle;
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__u8 reason;
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} __packed;
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/* ---- HCI Events ---- */
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#define HCI_EV_INQUIRY_COMPLETE 0x01
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@ -2189,7 +2283,7 @@ struct hci_ev_le_direct_adv_info {
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#define HCI_EV_LE_PHY_UPDATE_COMPLETE 0x0c
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struct hci_ev_le_phy_update_complete {
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__u8 status;
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__u16 handle;
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__le16 handle;
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__u8 tx_phy;
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__u8 rx_phy;
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} __packed;
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@ -2234,6 +2328,34 @@ struct hci_evt_le_ext_adv_set_term {
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__u8 num_evts;
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} __packed;
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#define HCI_EVT_LE_CIS_ESTABLISHED 0x19
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struct hci_evt_le_cis_established {
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__u8 status;
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__le16 handle;
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__u8 cig_sync_delay[3];
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__u8 cis_sync_delay[3];
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__u8 m_latency[3];
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__u8 s_latency[3];
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__u8 m_phy;
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__u8 s_phy;
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__u8 nse;
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__u8 m_bn;
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__u8 s_bn;
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__u8 m_ft;
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__u8 s_ft;
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__le16 m_mtu;
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__le16 s_mtu;
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__le16 interval;
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} __packed;
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#define HCI_EVT_LE_CIS_REQ 0x1a
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struct hci_evt_le_cis_req {
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__le16 acl_handle;
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__le16 cis_handle;
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__u8 cig_id;
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__u8 cis_id;
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} __packed;
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#define HCI_EV_VENDOR 0xff
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/* Internal events generated by Bluetooth stack */
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@ -2262,6 +2384,7 @@ struct hci_ev_si_security {
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#define HCI_EVENT_HDR_SIZE 2
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#define HCI_ACL_HDR_SIZE 4
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#define HCI_SCO_HDR_SIZE 3
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#define HCI_ISO_HDR_SIZE 4
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struct hci_command_hdr {
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__le16 opcode; /* OCF & OGF */
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@ -2283,6 +2406,30 @@ struct hci_sco_hdr {
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__u8 dlen;
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} __packed;
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struct hci_iso_hdr {
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__le16 handle;
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__le16 dlen;
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__u8 data[0];
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} __packed;
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/* ISO data packet status flags */
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#define HCI_ISO_STATUS_VALID 0x00
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#define HCI_ISO_STATUS_INVALID 0x01
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#define HCI_ISO_STATUS_NOP 0x02
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#define HCI_ISO_DATA_HDR_SIZE 4
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struct hci_iso_data_hdr {
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__le16 sn;
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__le16 slen;
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};
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#define HCI_ISO_TS_DATA_HDR_SIZE 8
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struct hci_iso_ts_data_hdr {
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__le32 ts;
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__le16 sn;
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__le16 slen;
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};
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static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
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{
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return (struct hci_event_hdr *) skb->data;
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@ -2308,4 +2455,14 @@ static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
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#define hci_handle(h) (h & 0x0fff)
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#define hci_flags(h) (h >> 12)
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/* ISO handle and flags pack/unpack */
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#define hci_iso_flags_pb(f) (f & 0x0003)
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#define hci_iso_flags_ts(f) ((f >> 2) & 0x0001)
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#define hci_iso_flags_pack(pb, ts) ((pb & 0x03) | ((ts & 0x01) << 2))
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/* ISO data length and flags pack/unpack */
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#define hci_iso_data_len_pack(h, f) ((__u16) ((h) | ((f) << 14)))
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#define hci_iso_data_len(h) ((h) & 0x3fff)
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#define hci_iso_data_flags(h) ((h) >> 14)
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#endif /* __HCI_H */
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