| /* |
| * Copyright (c) 2017-2019 Nordic Semiconductor ASA |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| /* Macro to convert time in us to connection interval units */ |
| #define RADIO_CONN_EVENTS(x, y) ((u16_t)(((x) + (y) - 1) / (y))) |
| |
| /* |
| * Macros to return correct Data Channel PDU time |
| * Note: formula is valid for 1M, 2M and Coded S8 |
| * see BT spec Version 5.1 Vol 6. Part B, chapters 2.1 and 2.2 |
| * for packet formats and thus lengths |
| * |
| * Payload overhead size is the Data Channel PDU Header + the MIC |
| */ |
| #define PAYLOAD_OVERHEAD_SIZE (2 + 4) |
| |
| #if defined(CONFIG_BT_CTLR_PHY_CODED) |
| #define CODED_PHY_PREAMBLE_TIME_US (80) |
| #define CODED_PHY_ACCESS_ADDRESS_TIME_US (256) |
| #define CODED_PHY_CI_TIME_US (16) |
| #define CODED_PHY_TERM1_TIME_US (24) |
| #define CODED_PHY_CRC_SIZE (24) |
| #define CODED_PHY_TERM2_SIZE (3) |
| |
| #define FEC_BLOCK1_TIME_US (CODED_PHY_ACCESS_ADDRESS_TIME_US + \ |
| CODED_PHY_CI_TIME_US + \ |
| CODED_PHY_TERM1_TIME_US) |
| #define FEC_BLOCK2_TIME_US(octets) ((((PAYLOAD_OVERHEAD_SIZE + \ |
| (octets)) * 8) + \ |
| CODED_PHY_CRC_SIZE + \ |
| CODED_PHY_TERM2_SIZE) * 8) |
| |
| #define PKT_US(octets, phy) (((phy) & BIT(2)) ? \ |
| (CODED_PHY_PREAMBLE_TIME_US + \ |
| FEC_BLOCK1_TIME_US + \ |
| FEC_BLOCK2_TIME_US(octets)) : \ |
| (((PREAMBLE_SIZE(1) + \ |
| ACCESS_ADDR_SIZE + \ |
| PAYLOAD_OVERHEAD_SIZE + \ |
| (octets) + \ |
| CRC_SIZE) * 8) / \ |
| BIT(((phy) & 0x03) >> 1))) |
| #else /* !CONFIG_BT_CTLR_PHY_CODED */ |
| #define PKT_US(octets, phy) (((PREAMBLE_SIZE(1) + \ |
| ACCESS_ADDR_SIZE + \ |
| PAYLOAD_OVERHEAD_SIZE + \ |
| (octets) + \ |
| CRC_SIZE) * 8) / \ |
| BIT(((phy) & 0x03) >> 1)) |
| #endif /* !CONFIG_BT_CTLR_PHY_CODED */ |
| |
| struct ll_conn *ll_conn_acquire(void); |
| void ll_conn_release(struct ll_conn *conn); |
| u16_t ll_conn_handle_get(struct ll_conn *conn); |
| struct ll_conn *ll_conn_get(u16_t handle); |
| struct ll_conn *ll_connected_get(u16_t handle); |
| int ull_conn_init(void); |
| int ull_conn_reset(void); |
| u8_t ull_conn_chan_map_cpy(u8_t *chan_map); |
| void ull_conn_chan_map_set(u8_t *chan_map); |
| u16_t ull_conn_default_tx_octets_get(void); |
| u16_t ull_conn_default_tx_time_get(void); |
| u8_t ull_conn_default_phy_tx_get(void); |
| u8_t ull_conn_default_phy_rx_get(void); |
| void ull_conn_setup(memq_link_t *link, struct node_rx_hdr *rx); |
| int ull_conn_rx(memq_link_t *link, struct node_rx_pdu **rx); |
| int ull_conn_llcp(struct ll_conn *conn, u32_t ticks_at_expire, u16_t lazy); |
| void ull_conn_done(struct node_rx_event_done *done); |
| void ull_conn_tx_demux(u8_t count); |
| void ull_conn_tx_lll_enqueue(struct ll_conn *conn, u8_t count); |
| void ull_conn_link_tx_release(void *link); |
| u8_t ull_conn_ack_last_idx_get(void); |
| memq_link_t *ull_conn_ack_peek(u8_t *ack_last, u16_t *handle, |
| struct node_tx **tx); |
| memq_link_t *ull_conn_ack_by_last_peek(u8_t last, u16_t *handle, |
| struct node_tx **tx); |
| void *ull_conn_ack_dequeue(void); |
| struct ll_conn *ull_conn_tx_ack(u16_t handle, memq_link_t *link, |
| struct node_tx *tx); |
| u8_t ull_conn_llcp_req(void *conn); |