diff options
| -rw-r--r-- | mpm/lib/spi/spidev.c | 23 |
1 files changed, 5 insertions, 18 deletions
diff --git a/mpm/lib/spi/spidev.c b/mpm/lib/spi/spidev.c index 1339fa1e6..646ff8bf3 100644 --- a/mpm/lib/spi/spidev.c +++ b/mpm/lib/spi/spidev.c @@ -1,18 +1,7 @@ // -// Copyright 2017 Ettus Research (National Instruments) +// Copyright 2017 Ettus Research, National Instruments Company // -// 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 3 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. -// -// You should have received a copy of the GNU General Public License -// along with this program. If not, see <http://www.gnu.org/licenses/>. +// SPDX-License-Identifier: GPL-3.0 // #include "spidev.h" @@ -30,8 +19,6 @@ int init_spi(int *fd, const char *device, const uint8_t bits_per_word, const uint16_t delay_us ) { - int err; - if (!fd) { fprintf(stderr, "%s: was passed a null pointer\n", @@ -84,7 +71,7 @@ int init_spi(int *fd, const char *device, if (ioctl(*fd, SPI_IOC_RD_BITS_PER_WORD, &coerced_bits_per_word) < 0) { int err = errno; - fprintf(stderr, "%s: Failed to get bits per word\n", + fprintf(stderr, "%s: Failed to get bits per word (%s)\n", __func__, strerror(err)); return err; } @@ -99,7 +86,7 @@ int init_spi(int *fd, const char *device, if (ioctl(*fd, SPI_IOC_WR_MAX_SPEED_HZ, &set_speed_hz) < 0) { int err = errno; - fprintf(stderr, "%s: Failed to set speed\n", + fprintf(stderr, "%s: Failed to set speed (%s)\n", __func__, strerror(err)); return err; } @@ -108,7 +95,7 @@ int init_spi(int *fd, const char *device, if (ioctl(*fd, SPI_IOC_RD_MAX_SPEED_HZ, &coerced_speed_hz) < 0) { int err = errno; - fprintf(stderr, "%s: Failed to get speed\n", + fprintf(stderr, "%s: Failed to get speed (%s)\n", __func__, strerror(err)); return err; } |