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drm/i915: Don't set PIPE_CONTROL_FLUSH_L3 for aux inval

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[ Upstream commit 128c20eda73bd3e78505c574fb17adb46195c98b ]

PIPE_CONTROL_FLUSH_L3 is not needed for aux invalidation
so don't set that.

Fixes: 78a6ccd65fa3 ("drm/i915/gt: Ensure memory quiesced before invalidation")
Cc: Jonathan Cavitt <jonathan.cavitt@intel.com>
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Cc: <stable@vger.kernel.org> # v5.8+
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Matt Roper <matthew.d.roper@intel.com>
Cc: Tejas Upadhyay <tejas.upadhyay@intel.com>
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Prathap Kumar Valsan <prathap.kumar.valsan@intel.com>
Cc: Tapani Pälli <tapani.palli@intel.com>
Cc: Mark Janes <mark.janes@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Nirmoy Das <nirmoy.das@intel.com>
Acked-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Tested-by: Tapani Pälli <tapani.palli@intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230926142401.25687-1-nirmoy.das@intel.com
(cherry picked from commit 03d681412b38558aefe4fb0f46e36efa94bb21ef)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Nirmoy Das 2023-09-26 16:24:01 +02:00 • committed by Greg Kroah-Hartman
parent f2060a3a59
commit f175665385
1 changed files with 10 additions and 1 deletions
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11
drivers/gpu/drm/i915/gt/gen8_engine_cs.c
View file

@ -235,8 +235,17 @@ int gen12_emit_flush_rcs(struct i915_request *rq, u32 mode)
u32 flags = 0;
u32 *cs;
/*
* L3 fabric flush is needed for AUX CCS invalidation
* which happens as part of pipe-control so we can
* ignore PIPE_CONTROL_FLUSH_L3. Also PIPE_CONTROL_FLUSH_L3
* deals with Protected Memory which is not needed for
* AUX CCS invalidation and lead to unwanted side effects.
*/
if (mode & EMIT_FLUSH)
flags |= PIPE_CONTROL_FLUSH_L3;
flags |= PIPE_CONTROL_TILE_CACHE_FLUSH;
flags |= PIPE_CONTROL_FLUSH_L3;
flags |= PIPE_CONTROL_RENDER_TARGET_CACHE_FLUSH;
flags |= PIPE_CONTROL_DEPTH_CACHE_FLUSH;
/* Wa_1409600907:tgl,adl-p */