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drm/xe: Add XE_BO_FLAG_PINNED_NORESTORE

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Not all BOs need to be restored on resume / d3cold exit, add
XE_BO_FLAG_PINNED_NO_RESTORE which skips restoring of BOs rather just
allocates VRAM for the BO. This should slightly speedup resume / d3cold
exit flows.

Marking GuC ADS, GuC CT, GuC log, GuC PC, and SA as NORESTORE.

v2:
 - s/WONTNEED/NORESTORE (Vivi)
 - Rebase on newly added g2g and backup object flow

Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Cc: Satyanarayana K V P <satyanarayana.k.v.p@intel.com>
Cc: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://lore.kernel.org/r/20250403102440.266113-11-matthew.auld@intel.com
This commit is contained in:
Matthew Brost 2025-04-03 11:24:43 +01:00 • committed by Matthew Auld
commit 045448da87
8 changed files with 22 additions and 11 deletions
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