drivers/esp-hosted: Replace EVENT_POLL_HOOK with mp_event_wait_ms.

Signed-off-by: Andrew Leech <andrew@alelec.net>

drivers/esp-hosted/esp_hosted_bthci_uart.c

@@ -72,7 +72,7 @@ int esp_hosted_hci_cmd(int ogf, int ocf, size_t param_len, const uint8_t *param_
     // Receive HCI event packet, initially reading 3 bytes (HCI Event, Event code, Plen).
     for (mp_uint_t start = mp_hal_ticks_ms(), size = 3, i = 0; i < size;) {
         while (!mp_bluetooth_hci_uart_any()) {
-            MICROPY_EVENT_POLL_HOOK
+            mp_event_wait_ms(1);
             // Timeout.
             if ((mp_hal_ticks_ms() - start) > HCI_COMMAND_TIMEOUT) {
                 error_printf("timeout waiting for HCI packet\n");
@@ -126,7 +126,7 @@ int mp_bluetooth_hci_controller_init(void) {
         if (mp_bluetooth_hci_uart_any()) {
             mp_bluetooth_hci_uart_readchar();
         }
-        MICROPY_EVENT_POLL_HOOK
+        mp_event_wait_ms(1);
     }
 
     #ifdef MICROPY_HW_BLE_UART_BAUDRATE_SECONDARY

drivers/esp-hosted/esp_hosted_wifi.c

@@ -243,7 +243,7 @@ static int esp_hosted_request(CtrlMsgId msg_id, void *ctrl_payload) {
 
 static CtrlMsg *esp_hosted_response(CtrlMsgId msg_id, uint32_t timeout) {
     CtrlMsg *ctrl_msg = NULL;
-    for (mp_uint_t start = mp_hal_ticks_ms(); ; mp_hal_delay_ms(10)) {
+    for (mp_uint_t start = mp_hal_ticks_ms(); ; mp_event_wait_ms(10)) {
         if (!esp_hosted_stack_empty(&esp_state.stack)) {
             ctrl_msg = esp_hosted_stack_pop(&esp_state.stack, true);
             if (ctrl_msg->msg_id == msg_id) {
@@ -264,8 +264,6 @@ static CtrlMsg *esp_hosted_response(CtrlMsgId msg_id, uint32_t timeout) {
         if ((mp_hal_ticks_ms() - start) >= timeout) {
             return NULL;
         }
-
-        MICROPY_EVENT_POLL_HOOK
     }
 
     // If message type is a response, check the response struct's return value.