drm/i915/gt: Ensure memory quiesced before invalidation
authorJonathan Cavitt <jonathan.cavitt@intel.com>
Tue, 25 Jul 2023 00:19:46 +0000 (02:19 +0200)
committerTvrtko Ursulin <tvrtko.ursulin@intel.com>
Tue, 1 Aug 2023 09:49:27 +0000 (10:49 +0100)
commit78a6ccd65fa3a7cc697810db079cc4b84dff03d5
tree78c616ca1e238d011c9dfa44825252ae40c491f6
parentb2f59e9026038a5bbcbc0019fa58f963138211ee
drm/i915/gt: Ensure memory quiesced before invalidation

All memory traffic must be quiesced before requesting
an aux invalidation on platforms that use Aux CCS.

Fixes: 972282c4cf24 ("drm/i915/gen12: Add aux table invalidate for all engines")
Requires: a2a4aa0eef3b ("drm/i915: Add the gen12_needs_ccs_aux_inv helper")
Signed-off-by: Jonathan Cavitt <jonathan.cavitt@intel.com>
Signed-off-by: Andi Shyti <andi.shyti@linux.intel.com>
Cc: <stable@vger.kernel.org> # v5.8+
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230725001950.1014671-4-andi.shyti@linux.intel.com
(cherry picked from commit ad8ebf12217e451cd19804b1c3e97ad56491c74a)
Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
drivers/gpu/drm/i915/gt/gen8_engine_cs.c