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esp32/mpnimbleport: Release the GIL while doing NimBLE port deinit. 

In case callbacks must run (eg a disconnect event happens during the
deinit) and the GIL must be obtained to run the callback.

Fixes part of issue #12349.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2024-02-14 12:39:27 +11:00
parent 02df2b09d4
commit e72d03855e
1 changed files with 9 additions and 0 deletions
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9
ports/esp32/mpnimbleport.c
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@ -63,6 +63,11 @@ void mp_bluetooth_nimble_port_start(void) {
void mp_bluetooth_nimble_port_shutdown(void) {
DEBUG_printf("mp_bluetooth_nimble_port_shutdown\n");
#if MICROPY_PY_BLUETOOTH_USE_SYNC_EVENTS_WITH_INTERLOCK
// Release the GIL so any callbacks can run during the shutdown calls below.
MP_THREAD_GIL_EXIT();
#endif
// Despite the name, these is an ESP32-specific (no other NimBLE ports have these functions).
// Calls ble_hs_stop() and waits for stack shutdown.
nimble_port_stop();
@ -70,6 +75,10 @@ void mp_bluetooth_nimble_port_shutdown(void) {
// Shuts down the event queue.
nimble_port_deinit();
#if MICROPY_PY_BLUETOOTH_USE_SYNC_EVENTS_WITH_INTERLOCK
MP_THREAD_GIL_ENTER();
#endif
// Mark stack as shutdown.
mp_bluetooth_nimble_ble_state = MP_BLUETOOTH_NIMBLE_BLE_STATE_OFF;
}