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Bluetooth: controller: Adding user ext. anchor point move to ctrl/CPR

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Adding support for allowing user extension code to support deferring
anchor point moves. Refactored LLCP only.
Note: This is NOT supported by LEGACY LLCP impl.
KConfig'd by BT_CTLR_USER_CPR_ANCHOR_POINT_MOVE
Modified ll_conn_update API, to accommodate passing offsets
Modified CPR/CU context data structure
Modified CPR/CU procedure to handle anchor point move wait state
Fixed up unit tests, adding anchor point move cases to CPR/CU test

Signed-off-by: Erik Brockhoff <erbr@oticon.com>
This commit is contained in:
Erik Brockhoff 2022-08-16 14:01:18 +02:00 • committed by Carles Cufí
commit c180afec11
15 changed files with 842 additions and 84 deletions
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7
subsys/bluetooth/controller/ll_sw/ull_conn.c
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@ -390,7 +390,7 @@ int ll_tx_mem_enqueue(uint16_t handle, void *tx)
}
uint8_t ll_conn_update(uint16_t handle, uint8_t cmd, uint8_t status, uint16_t interval_min,
uint16_t interval_max, uint16_t latency, uint16_t timeout)
uint16_t interval_max, uint16_t latency, uint16_t timeout, uint16_t *offset)
{
struct ll_conn *conn;
@ -400,6 +400,8 @@ uint8_t ll_conn_update(uint16_t handle, uint8_t cmd, uint8_t status, uint16_t in
}
#if defined(CONFIG_BT_LL_SW_LLCP_LEGACY)
/* Anchor point move not supported in Legacy LLCP */
ARG_UNUSED(offset);
if (!cmd) {
#if defined(CONFIG_BT_CTLR_CONN_PARAM_REQ)
if (!conn->llcp_conn_param.disabled &&
@ -476,7 +478,8 @@ uint8_t ll_conn_update(uint16_t handle, uint8_t cmd, uint8_t status, uint16_t in
if (cmd == 0U) {
uint8_t err;
err = ull_cp_conn_update(conn, interval_min, interval_max, latency, timeout);
err = ull_cp_conn_update(conn, interval_min, interval_max, latency, timeout,
offset);
if (err) {
return err;
}