Commit f3713053 authored by Jiri Kosina's avatar Jiri Kosina

HID: hidraw: warn if userspace headers are outdated

Put a warning into sample hidraw code in samples/hidraw/hid-example.c
in case the userspace headers are missing the necessary defines and
need to be updated.
Signed-off-by: default avatarJiri Kosina <>
parent 4e55467e
......@@ -17,10 +17,9 @@
* Ugly hack to work around failing compilation on systems that don't
* yet populate new version of hidraw.h to userspace.
* If you need this, please have your distro update the kernel headers.
#warning Please have your distro update the userspace kernel headers
#define HIDIOCSFEATURE(len) _IOC(_IOC_WRITE|_IOC_READ, 'H', 0x06, len)
#define HIDIOCGFEATURE(len) _IOC(_IOC_WRITE|_IOC_READ, 'H', 0x07, len)
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