This disables the VRAM manager when a special placement is requested, otherwise
we play ping/pong with the buffers on every command submission.
v2: only check lpfn
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: JimQu <Jim.Qu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Split VRAM allocations into 4MB blocks.
v2: fix typo in comment, some suggested cleanups
v3: document how to disable the feature, fix rebase issue
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net>
Tested-by: Mike Lothian <mike@fireburn.co.uk>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>