diff options
Diffstat (limited to 'tests/iio_reg.c')
-rw-r--r-- | tests/iio_reg.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/tests/iio_reg.c b/tests/iio_reg.c deleted file mode 100644 index 98b84f8..0000000 --- a/tests/iio_reg.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * libiio - Library for interfacing industrial I/O (IIO) devices - * - * Copyright (C) 2015 Analog Devices, Inc. - * Author: Paul Cercueil <paul.cercueil@analog.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library 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 - * Lesser General Public License for more details. - * - * */ - -#include <errno.h> -#include <iio.h> -#include <stdio.h> -#include <stdlib.h> - -static int write_reg(const char *name, unsigned long addr, unsigned long val) -{ - struct iio_device *dev; - struct iio_context *ctx; - int ret; - - ctx = iio_create_default_context(); - if (!ctx) { - perror("Unable to create context"); - return EXIT_FAILURE; - } - - dev = iio_context_find_device(ctx, name); - if (!dev) { - errno = ENODEV; - perror("Unable to find device"); - goto err_destroy_context; - } - - ret = iio_device_reg_write(dev, addr, val); - if (ret < 0) { - errno = -ret; - perror("Unable to write register"); - goto err_destroy_context; - } - - iio_context_destroy(ctx); - return EXIT_SUCCESS; - -err_destroy_context: - iio_context_destroy(ctx); - return EXIT_FAILURE; -} - -static int read_reg(const char *name, unsigned long addr) -{ - struct iio_device *dev; - struct iio_context *ctx; - uint32_t val; - int ret; - - ctx = iio_create_default_context(); - if (!ctx) { - perror("Unable to create context"); - return EXIT_FAILURE; - } - - dev = iio_context_find_device(ctx, name); - if (!dev) { - errno = ENODEV; - perror("Unable to find device"); - goto err_destroy_context; - } - - ret = iio_device_reg_read(dev, addr, &val); - if (ret < 0) { - errno = -ret; - perror("Unable to read register"); - goto err_destroy_context; - } - - printf("0x%x\n", val); - iio_context_destroy(ctx); - return EXIT_SUCCESS; - -err_destroy_context: - iio_context_destroy(ctx); - return EXIT_FAILURE; -} - -int main(int argc, char **argv) -{ - unsigned long addr; - - if (argc < 3 || argc > 4) { - printf("Usage:\n\niio_reg <device> <register> [<value>]\n"); - return 0; - } - - addr = strtoul(argv[2], NULL, 0); - - if (argc == 3) { - return read_reg(argv[1], addr); - } else { - unsigned long val = strtoul(argv[3], NULL, 0); - return write_reg(argv[1], addr, val); - } -} |