iio: tools: make generic_buffer look for "-trigger"
All the ST Sensors use the old "<foo>-trigger" rather than the
standard "<foo>-devN" new standard suffix for triggers. Now much
to do about it since it is ABI, but make the testing tools
recognize it too.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
diff --git a/tools/iio/generic_buffer.c b/tools/iio/generic_buffer.c
index 01c4f67..c42b7f8 100644
--- a/tools/iio/generic_buffer.c
+++ b/tools/iio/generic_buffer.c
@@ -304,7 +304,19 @@
}
}
- /* Verify the trigger exists */
+ /* Look for this "-devN" trigger */
+ trig_num = find_type_by_name(trigger_name, "trigger");
+ if (trig_num < 0) {
+ /* OK try the simpler "-trigger" suffix instead */
+ free(trigger_name);
+ ret = asprintf(&trigger_name,
+ "%s-trigger", device_name);
+ if (ret < 0) {
+ ret = -ENOMEM;
+ goto error_free_dev_dir_name;
+ }
+ }
+
trig_num = find_type_by_name(trigger_name, "trigger");
if (trig_num < 0) {
fprintf(stderr, "Failed to find the trigger %s\n",