diff options
Diffstat (limited to 'tools/iio/iio_generic_buffer.c')
| -rw-r--r-- | tools/iio/iio_generic_buffer.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/tools/iio/iio_generic_buffer.c b/tools/iio/iio_generic_buffer.c index f39c0e9c0d5c..f0c6f54a8b2f 100644 --- a/tools/iio/iio_generic_buffer.c +++ b/tools/iio/iio_generic_buffer.c @@ -247,6 +247,7 @@ void print_usage(void) fprintf(stderr, "Usage: generic_buffer [options]...\n" "Capture, convert and output data from IIO device buffer\n" " -a Auto-activate all available channels\n" + " -A Force-activate ALL channels\n" " -c <n> Do n conversions\n" " -e Disable wait for event (new data)\n" " -g Use trigger-less mode\n" @@ -347,16 +348,22 @@ int main(int argc, char **argv) int noevents = 0; int notrigger = 0; char *dummy; + bool force_autochannels = false; struct iio_channel_info *channels = NULL; register_cleanup(); - while ((c = getopt_long(argc, argv, "ac:egl:n:N:t:T:w:", longopts, NULL)) != -1) { + while ((c = getopt_long(argc, argv, "aAc:egl:n:N:t:T:w:?", longopts, + NULL)) != -1) { switch (c) { case 'a': autochannels = AUTOCHANNELS_ENABLED; break; + case 'A': + autochannels = AUTOCHANNELS_ENABLED; + force_autochannels = true; + break; case 'c': errno = 0; num_loops = strtoul(optarg, &dummy, 10); @@ -519,15 +526,16 @@ int main(int argc, char **argv) "diag %s\n", dev_dir_name); goto error; } - if (num_channels && autochannels == AUTOCHANNELS_ENABLED) { + if (num_channels && autochannels == AUTOCHANNELS_ENABLED && + !force_autochannels) { fprintf(stderr, "Auto-channels selected but some channels " "are already activated in sysfs\n"); fprintf(stderr, "Proceeding without activating any channels\n"); } - if (!num_channels && autochannels == AUTOCHANNELS_ENABLED) { - fprintf(stderr, - "No channels are enabled, enabling all channels\n"); + if ((!num_channels && autochannels == AUTOCHANNELS_ENABLED) || + (autochannels == AUTOCHANNELS_ENABLED && force_autochannels)) { + fprintf(stderr, "Enabling all channels\n"); ret = enable_disable_all_channels(dev_dir_name, 1); if (ret) { |