mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-02-27 09:23:07 -05:00
Code Issues Packages Projects Releases Wiki Activity

iio: backend: print message in case op is not implemented

Browse Source 
For APIs that have a return value, -EOPNOTSUPP is returned in case the
backend does not support the functionality. However, for APIs that do
not have a return value we are left in silence. Hence, at least print a
debug message in case the callback is not implemented by the backend.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240709-dev-iio-backend-add-debugfs-v1-2-fb4b8f2373c7@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Nuno Sa
2024-07-09 13:14:29 +02:00
committed by Jonathan Cameron
parent 8585632a86
commit dd97cdd520
1 changed files with 4 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/iio/industrialio-backend.c
View File

@@ -40,6 +40,7 @@
#include <linux/mutex.h>
#include <linux/property.h>
#include <linux/slab.h>
#include <linux/stringify.h>
#include <linux/types.h>
#include <linux/iio/backend.h>
@@ -111,6 +112,9 @@ static DEFINE_MUTEX(iio_back_lock);
__ret = iio_backend_check_op(__back, op); \
if (!__ret) \
__back->ops->op(__back, ##args); \
else \
dev_dbg(__back->dev, "Op(%s) not implemented\n",\
__stringify(op)); \
}
/**