This change makes that drm file is opened in nonblocking mode for prelim
kernels. In such case when calling exec buffer ioctl and get
EAGAIN (aka EWOULDBLOCK) we may return error to API level
Related-To: NEO-7144
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>
This change makes that drm file is opened in nonblocking mode for prelim
kernels. In such case when calling exec buffer ioctl and get
EAGAIN (aka EWOULDBLOCK) we may return error to API level
Related-To: NEO-7144
Signed-off-by: Mateusz Jablonski <mateusz.jablonski@intel.com>