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Stack support for Connection subrating

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This commit is contained in:
Rahul Tank
2022-12-29 16:39:25 +05:30
committed by Roshan Bangar
parent 64408f1852
commit f90ce9791f
5 changed files with 164 additions and 0 deletions
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nimble/host/include/host/ble_gap.h
+68
View File
@@ -137,6 +137,7 @@ struct hci_conn_update;
#define BLE_GAP_EVENT_PERIODIC_TRANSFER 24
#define BLE_GAP_EVENT_PATHLOSS_THRESHOLD 25
#define BLE_GAP_EVENT_TRANSMIT_POWER 26
#define BLE_GAP_EVENT_SUBRATE_CHANGE 27
/*** Reason codes for the subscribe GAP event. */
@@ -1022,6 +1023,33 @@ struct ble_gap_event {
/** Delta indicating change in transmit Power Level */
uint8_t delta;
} transmit_power;
#endif
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
/**
* Represents a subrate change event that indicates connection subrate update procedure
* has completed and some parameters have changed Valid for
* the following event types:
* o BLE_GAP_EVENT_SUBRATE_CHANGE
*/
struct {
/** BLE_ERR_SUCCESS on success or error code on failure */
uint8_t status;
/** Connection Handle */
uint16_t conn_handle;
/** Subrate Factor */
uint16_t subrate_factor;
/** Peripheral Latency */
uint16_t periph_latency;
/** Continuation Number */
uint16_t cont_num;
/** Supervision Timeout */
uint16_t supervision_tmo;
} subrate_change;
#endif
};
};
@@ -2197,6 +2225,46 @@ int ble_gap_set_prefered_default_le_phy(uint8_t tx_phys_mask,
int ble_gap_set_prefered_le_phy(uint16_t conn_handle, uint8_t tx_phys_mask,
uint8_t rx_phys_mask, uint16_t phy_opts);
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
/**
* Set default subrate
*
* @param subrate_min Min subrate factor allowed in request by a peripheral
* @param subrate_max Max subrate factor allowed in request by a peripheral
* @param max_latency Max peripheral latency allowed in units of
* subrated conn interval.
*
* @param cont_num Min number of underlying conn event to remain active
* after a packet containing PDU with non-zero length field
* is sent or received in request by a peripheral.
*
* @param supervision_timeout Max supervision timeout allowed in request by a peripheral
*/
int ble_gap_set_default_subrate(uint16_t subrate_min, uint16_t subrate_max, uint16_t max_latency,
uint16_t cont_num, uint16_t supervision_timeout);
/**
* Subrate Request
*
* @param conn_handle Connection Handle of the ACL.
* @param subrate_min Min subrate factor to be applied
* @param subrate_max Max subrate factor to be applied
* @param max_latency Max peripheral latency allowed in units of
* subrated conn interval.
*
* @param cont_num Min number of underlying conn event to remain active
* after a packet containing PDU with non-zero length field
* is sent or received in request by a peripheral.
*
* @param supervision_timeout Max supervision timeout allowed for this connection
*/
int
ble_gap_subrate_req(uint16_t conn_handle, uint16_t subrate_min, uint16_t subrate_max,
uint16_t max_latency, uint16_t cont_num,
uint16_t supervision_timeout);
#endif
/**
* Event listener structure
*
nimble/host/src/ble_gap.c
+60
View File
@@ -1923,6 +1923,26 @@ ble_gap_rx_periodic_adv_sync_transfer(const struct ble_hci_ev_le_subev_periodic_
}
#endif
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
void
ble_gap_rx_subrate_change(const struct ble_hci_ev_le_subev_subrate_change *ev)
{
struct ble_gap_event event;
memset(&event, 0x0, sizeof event);
event.type = BLE_GAP_EVENT_SUBRATE_CHANGE;
event.subrate_change.status = ev->status;
event.subrate_change.conn_handle = le16toh(ev->conn_handle);
event.subrate_change.subrate_factor = le16toh(ev->subrate_factor);
event.subrate_change.periph_latency = le16toh(ev->periph_latency);
event.subrate_change.cont_num = le16toh(ev->cont_num);
event.subrate_change.supervision_tmo = le16toh(ev->supervision_tmo);
ble_gap_event_listener_call(&event);
}
#endif
#if NIMBLE_BLE_CONNECT
static int
ble_gap_rd_rem_sup_feat_tx(uint16_t handle)
@@ -4955,6 +4975,46 @@ ble_gap_conn_create_tx(uint8_t own_addr_type, const ble_addr_t *peer_addr,
}
#endif
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
int
ble_gap_set_default_subrate(uint16_t subrate_min, uint16_t subrate_max, uint16_t max_latency,
uint16_t cont_num, uint16_t supervision_tmo)
{
struct ble_hci_le_set_default_subrate_cp cmd;
uint16_t opcode;
cmd.subrate_min = htole16(subrate_min);
cmd.subrate_max = htole16(subrate_max);
cmd.max_latency = htole16(max_latency);
cmd.cont_num = htole16(cont_num);
cmd.supervision_tmo = htole16(supervision_tmo);
opcode = BLE_HCI_OP(BLE_HCI_OGF_LE, BLE_HCI_OCF_LE_SET_DEFAULT_SUBRATE);
return ble_hs_hci_cmd_tx(opcode, &cmd, sizeof(cmd), NULL, 0);
}
int
ble_gap_subrate_req(uint16_t conn_handle, uint16_t subrate_min, uint16_t subrate_max,
uint16_t max_latency, uint16_t cont_num,
uint16_t supervision_tmo)
{
struct ble_hci_le_subrate_req_cp cmd;
uint16_t opcode;
cmd.conn_handle = htole16(conn_handle);
cmd.subrate_min = htole16(subrate_min);
cmd.subrate_max = htole16(subrate_max);
cmd.max_latency = htole16(max_latency);
cmd.cont_num = htole16(cont_num);
cmd.supervision_tmo = htole16(supervision_tmo);
opcode = BLE_HCI_OP(BLE_HCI_OGF_LE, BLE_HCI_OCF_LE_SUBRATE_REQ);
return ble_hs_hci_cmd_tx(opcode, &cmd, sizeof(cmd), NULL, 0);
}
#endif
#if MYNEWT_VAL(BLE_EXT_ADV)
#if MYNEWT_VAL(BLE_ROLE_CENTRAL)
static int
nimble/host/src/ble_gap_priv.h
+3
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@@ -92,6 +92,9 @@ void ble_gap_rx_scan_req_rcvd(const struct ble_hci_ev_le_subev_scan_req_rcvd *ev
#endif
void ble_gap_rx_adv_report(struct ble_gap_disc_desc *desc);
void ble_gap_rx_rd_rem_sup_feat_complete(const struct ble_hci_ev_le_subev_rd_rem_used_feat *ev);
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
void ble_gap_rx_subrate_change(const struct ble_hci_ev_le_subev_subrate_change *ev);
#endif
#if MYNEWT_VAL(BLE_POWER_CONTROL)
void ble_gap_rx_transmit_power_report(const struct ble_hci_ev_le_subev_transmit_power_report *ev);
nimble/host/src/ble_hs_hci_evt.c
+23
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@@ -81,6 +81,9 @@ static ble_hs_hci_evt_le_fn ble_hs_hci_evt_le_periodic_adv_sync_transfer;
static ble_hs_hci_evt_le_fn ble_hs_hci_evt_le_pathloss_threshold;
static ble_hs_hci_evt_le_fn ble_hs_hci_evt_le_transmit_power_report;
#endif
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
static ble_hs_hci_evt_le_fn ble_hs_hci_evt_le_subrate_change;
#endif
/* Statistics */
struct host_hci_stats
@@ -141,6 +144,9 @@ static ble_hs_hci_evt_le_fn * const ble_hs_hci_evt_le_dispatch[] = {
[BLE_HCI_LE_SUBEV_PATH_LOSS_THRESHOLD] = ble_hs_hci_evt_le_pathloss_threshold,
[BLE_HCI_LE_SUBEV_TRANSMIT_POWER_REPORT] = ble_hs_hci_evt_le_transmit_power_report,
#endif
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
[BLE_HCI_LE_SUBEV_SUBRATE_CHANGE] = ble_hs_hci_evt_le_subrate_change,
#endif
};
#define BLE_HS_HCI_EVT_LE_DISPATCH_SZ \
@@ -857,6 +863,23 @@ ble_hs_hci_evt_le_scan_req_rcvd(uint8_t subevent, const void *data,
return 0;
}
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
static int
ble_hs_hci_evt_le_subrate_change(uint8_t subevent, const void *data,
unsigned int len)
{
const struct ble_hci_ev_le_subev_subrate_change *ev = data;
if (len != sizeof(*ev)) {
return BLE_HS_ECONTROLLER;
}
ble_gap_rx_subrate_change(ev);
return 0;
}
#endif
#if NIMBLE_BLE_CONNECT
static int
ble_hs_hci_evt_le_conn_upd_complete(uint8_t subevent, const void *data,
nimble/host/src/ble_hs_startup.c
+10
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@@ -240,6 +240,16 @@ ble_hs_startup_le_set_evmask_tx(void)
}
#endif
#if MYNEWT_VAL(BLE_CONN_SUBRATING)
if (version >= BLE_HCI_VER_BCS_5_3) {
/**
* Enable the following LE events:
* 0x0000000400000000 LE Subrate change event
*/
mask |= 0x0000000400000000;
}
#endif
cmd.event_mask = htole64(mask);
rc = ble_hs_hci_cmd_tx(BLE_HCI_OP(BLE_HCI_OGF_LE,