/* SPDX-License-Identifier: GPL-2.0+ */ /* * comedi/drivers/ni_routing/ni_route_values.h * Route information for NI boards. * * COMEDI - Linux Control and Measurement Device Interface * Copyright (C) 2016 Spencer E. Olson <[email protected]> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #ifndef _COMEDI_DRIVERS_NI_ROUTINT_NI_ROUTE_VALUES_H #define _COMEDI_DRIVERS_NI_ROUTINT_NI_ROUTE_VALUES_H #include <linux/comedi.h> #include <linux/types.h> /* * This file includes the tables that are a list of all the values of various * signals routes available on NI hardware. In many cases, one does not * explicitly make these routes, rather one might indicate that something is * used as the source of one particular trigger or another (using * *_src=TRIG_EXT). * * This file is meant to be included by comedi/drivers/ni_routes.c */ #define B(x) … /** Marks a register value as valid, implemented, and tested. */ #define V(x) … #ifndef NI_ROUTE_VALUE_EXTERNAL_CONVERSION /** Marks a register value as implemented but needing testing. */ #define I(x) … /** Marks a register value as not implemented. */ #define U(x) … register_type; #else /** Marks a register value as implemented but needing testing. */ #define I … /** Marks a register value as not implemented. */ #define U … /** Tests whether a register is marked as valid/implemented/tested */ #define MARKED_V … /** Tests whether a register is implemented but not tested */ #define MARKED_I … /** Tests whether a register is not implemented */ #define MARKED_U … /* need more space to store extra marks */ typedef u16 register_type; #endif /* Mask out the marking bit(s). */ #define UNMARK(x) … /* * Gi_SRC(x,1) implements Gi_Src_SubSelect = 1 * * This appears to only really be a valid MUX for m-series devices. */ #define Gi_SRC(val, subsel) … /** * struct family_route_values - Register values for all routes for a particular * family. * @family: lower-case string representation of a specific series or family of * devices from National Instruments where each member of this family * shares the same register values for the various signal MUXes. It * should be noted that not all devices of any family have access to * all routes defined. * @register_values: Table of all register values for various signal MUXes on * National Instruments devices. The first index of this table is the * signal destination (i.e. identification of the signal MUX). The * second index of this table is the signal source (i.e. input of the * signal MUX). */ struct family_route_values { … }; extern const struct family_route_values *const ni_all_route_values[]; #endif /* _COMEDI_DRIVERS_NI_ROUTINT_NI_ROUTE_VALUES_H */