Update Makefile for newer kernel version, and support build with dkms
amdgpu driver. Use symbol_request to get KFD peerdirect interface.
Sync up with KFD peerdirect interface changes, remove the free callback
which is not used any more.
Change-Id: I01d8906d9ffa427a058a26e88e36f6b80e9e22c2
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Chris Freehill <cfreehil@amd.com>
Your Name
Chris Freehill