nimble/eatt: Remove ble_eatt_start() from EATT

Function is removed, as ble_eatt_connect() is
designed to perform this role for
both manual & auto-connect scenarios.

Author: szymon-czapracki

nimble/host/src/ble_eatt.c

@@ -77,7 +77,6 @@ static struct ble_gap_event_listener ble_eatt_listener;
 static struct ble_npl_event g_read_sup_cl_feat_ev;
 
 static void ble_eatt_setup_cb(struct ble_npl_event *ev);
-static void ble_eatt_start(uint16_t conn_handle);
 
 static struct ble_eatt *
 ble_eatt_find_not_busy(uint16_t conn_handle)
@@ -376,7 +375,6 @@ ble_gatt_eatt_write_cl_cb(uint16_t conn_handle,
         return 0;
     }
 
-    ble_eatt_start(conn_handle);
 
     return 0;
 }
@@ -572,33 +570,6 @@ ble_eatt_connect(uint16_t conn_handle, uint8_t chan_num)
     return 0;
 }
 
-static void
-ble_eatt_start(uint16_t conn_handle)
-{
-    struct ble_gap_conn_desc desc;
-    struct ble_eatt *eatt;
-    int rc;
-
-    rc = ble_gap_conn_find(conn_handle, &desc);
-    assert(rc == 0);
-    if (desc.role != BLE_GAP_ROLE_MASTER) {
-        /* Let master to create ecoc.
-         * TODO: Slave could setup after some timeout
-         */
-        return;
-    }
-
-    eatt = ble_eatt_alloc();
-    if (!eatt) {
-        return;
-    }
-
-    eatt->conn_handle = conn_handle;
-
-    /* Setup EATT  */
-    ble_npl_eventq_put(ble_hs_evq_get(), &eatt->setup_ev);
-}
-
 void
 ble_eatt_init(ble_eatt_att_rx_fn att_rx_cb)
 {