/** * @brief @ref app_usbd_hid_interface_t::hid_kbd_on_set_report */ static ret_code_t hid_kbd_on_set_report(app_usbd_class_inst_t const * p_inst, app_usbd_setup_evt_t const * p_setup_ev) { app_usbd_hid_kbd_t const * p_kbd = hid_kbd_get(p_inst); /*Request setup data*/ app_usbd_hid_report_buffer_t const * p_rep_buff; p_rep_buff = app_usbd_hid_rep_buff_out_get(&p_kbd->specific.inst.hid_inst); p_rep_buff->p_buff[0] = 0; NRF_DRV_USBD_TRANSFER_OUT(transfer, p_rep_buff->p_buff + 1, p_rep_buff->size - 1); ret_code_t ret; CRITICAL_REGION_ENTER(); ret = app_usbd_core_setup_data_transfer(NRF_DRV_USBD_EPOUT0, &transfer); if (ret == NRF_SUCCESS) { app_usbd_core_setup_data_handler_desc_t desc = { .handler = hid_kbd_on_set_report_data_cb, .p_context = (app_usbd_hid_kbd_t *)p_kbd }; ret = app_usbd_core_setup_data_handler_set(NRF_DRV_USBD_EPOUT0, &desc); } CRITICAL_REGION_EXIT(); return ret; }
/** * @brief Class specific request data stage setup. * * @param[in] p_inst Generic class instance. * @param[in] p_setup_ev Setup event. * * @return Standard error code. */ static ret_code_t cdc_acm_req_out_datastage(app_usbd_class_inst_t const * p_inst, app_usbd_setup_evt_t const * p_setup_ev) { app_usbd_cdc_acm_t const * p_cdc_acm = cdc_acm_get(p_inst); app_usbd_cdc_acm_ctx_t * p_cdc_acm_ctx = cdc_acm_ctx_get(p_cdc_acm); p_cdc_acm_ctx->request.type = p_setup_ev->setup.bmRequest; p_cdc_acm_ctx->request.len = p_setup_ev->setup.wLength.w; /*Request setup data*/ NRF_DRV_USBD_TRANSFER_OUT(transfer, &p_cdc_acm_ctx->request.payload, p_cdc_acm_ctx->request.len); ret_code_t ret; CRITICAL_REGION_ENTER(); ret = app_usbd_core_setup_data_transfer(NRF_DRV_USBD_EPOUT0, &transfer); if (ret == NRF_SUCCESS) { const app_usbd_core_setup_data_handler_desc_t desc = { .handler = cdc_acm_req_out_data_cb, .p_context = (void*)p_cdc_acm }; ret = app_usbd_core_setup_data_handler_set(NRF_DRV_USBD_EPOUT0, &desc); } CRITICAL_REGION_EXIT(); return ret; } /** * @brief Internal SETUP class OUT request handler. * * @param[in] p_inst Generic class instance. * @param[in] p_setup_ev Setup event. * * @return Standard error code. */ static ret_code_t setup_req_class_out(app_usbd_class_inst_t const * p_inst, app_usbd_setup_evt_t const * p_setup_ev) { app_usbd_cdc_acm_t const * p_cdc_acm = cdc_acm_get(p_inst); app_usbd_cdc_acm_ctx_t * p_cdc_acm_ctx = cdc_acm_ctx_get(p_cdc_acm); switch (p_setup_ev->setup.bmRequest) { case APP_USBD_CDC_REQ_SET_LINE_CODING: { if (p_setup_ev->setup.wLength.w != sizeof(app_usbd_cdc_line_coding_t)) { return NRF_ERROR_NOT_SUPPORTED; } return cdc_acm_req_out_datastage(p_inst, p_setup_ev); } case APP_USBD_CDC_REQ_SET_CONTROL_LINE_STATE: { if (p_setup_ev->setup.wLength.w != 0) { return NRF_ERROR_NOT_SUPPORTED; } NRF_LOG_INFO("REQ_SET_CONTROL_LINE_STATE: 0x%x", p_setup_ev->setup.wValue.w); bool old_dtr = (p_cdc_acm_ctx->line_state & APP_USBD_CDC_ACM_LINE_STATE_DTR) ? true : false; p_cdc_acm_ctx->line_state = p_setup_ev->setup.wValue.w; bool new_dtr = (p_cdc_acm_ctx->line_state & APP_USBD_CDC_ACM_LINE_STATE_DTR) ? true : false; if (old_dtr == new_dtr) { return NRF_SUCCESS; } const app_usbd_cdc_acm_user_event_t ev = new_dtr ? APP_USBD_CDC_ACM_USER_EVT_PORT_OPEN : APP_USBD_CDC_ACM_USER_EVT_PORT_CLOSE; user_event_handler(p_inst, ev); if (!new_dtr) { /*Abort DATA endpoints on port close */ nrf_drv_usbd_ep_t ep; ep = data_ep_in_addr_get(p_inst); usbd_drv_ep_abort(ep); ep = data_ep_out_addr_get(p_inst); usbd_drv_ep_abort(ep); } return NRF_SUCCESS; } default: break; } return NRF_ERROR_NOT_SUPPORTED; }