Bluetooth: hci_driver: Require coop prio bt_recv

Document the general consensus among maintainers that `bt_recv` may not be called from preemptible priorites. Signed-off-by: Aleksander Wasaznik <[email protected]>
bkietz · Oct 9, 2023 · e524042 · e524042
1 parent 8203646
commit e524042
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/include/zephyr/drivers/bluetooth/hci_driver.h b/include/zephyr/drivers/bluetooth/hci_driver.h
@@ -89,6 +89,8 @@ static inline uint8_t bt_hci_evt_get_flags(uint8_t evt)
  * for so-called high priority HCI events, which should instead be delivered to
  * the host stack through bt_recv_prio().
  *
+ * @note This function must only be called from a cooperative thread.
+ *
  * @param buf Network buffer containing data from the controller.
  *
  * @return 0 on success or negative error number on failure.