drm/xe: Allow bo mapping on multiple ggtts

[ Upstream commit 5a3b0df2 ]

Make bo->ggtt an array to support bo mapping on multiple ggtts.
Add XE_BO_FLAG_GGTTx flags to map the bo on ggtt of tile 'x'.

Signed-off-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241120000222.204095-2-John.C.Harrison@Intel.com


Stable-dep-of: f16873f4 ("drm/xe: move DPT l2 flush to a more sensible place")
Signed-off-by: Sasha Levin <sashal@kernel.org>