drm/xe/xe2: Handle flat ccs move for igfx.

- Clear flat ccs during user bo creation.
- copy ccs meta data between flat ccs and bo during eviction and
restore.
- Add a bool field ccs_cleared in bo, true means ccs region of bo is
already cleared.

v2:
 - Rebase.

v3:
 - Maintain order of xe_bo_move_notify for ttm_bo_type_sg.

v4:
 - xe_migrate_copy can be used to copy src to dst bo on igfx too.
Add a bool which handles only ccs metadata copy.

v5:
- on dgfx ccs should be cleared even if the bo is not compression enabled.

Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/drm/xe/xe_migrate.h b/drivers/gpu/drm/xe/xe_migrate.h
index c729241776ad..951f19318ea4 100644
--- a/drivers/gpu/drm/xe/xe_migrate.h
+++ b/drivers/gpu/drm/xe/xe_migrate.h
@@ -85,7 +85,8 @@ struct dma_fence *xe_migrate_copy(struct xe_migrate *m,
 				  struct xe_bo *src_bo,
 				  struct xe_bo *dst_bo,
 				  struct ttm_resource *src,
-				  struct ttm_resource *dst);
+				  struct ttm_resource *dst,
+				  bool copy_only_ccs);
 
 struct dma_fence *xe_migrate_clear(struct xe_migrate *m,
 				   struct xe_bo *bo,