platform/x86: huawei-wmi: Add debugfs support

Add a debugfs interface that can be used to call the WMI management
interface function if available.

Signed-off-by: Ayman Bagabas <ayman.bagabas@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Ayman Bagabas 2019-09-23 22:48:11 -04:00 • committed by Andy Shevchenko
commit 94930d0133