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drm/i915/mtl: Extend Wa_22011802037 to MTL A-step

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Wa_22011802037 was being applied to all graphics_ver 11 & 12. This patch
updates the if statement to apply the W/A to right platforms and extends
it to MTL-M:A step.

v1.1: Fix checkpatch warning.
v2: Change the check to reflect the wa at other places(Lucas)

Bspec: 66622
Cc: Lucas De Marchi <lucas.demarchi@intel.com>
Cc: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Signed-off-by: Madhumitha Tolakanahalli Pradeep <madhumitha.tolakanahalli.pradeep@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Matt Atwood <matthew.s.atwood@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230418220446.2205509-4-radhakrishna.sripada@intel.com
This commit is contained in:
Madhumitha Tolakanahalli Pradeep 2023-04-18 15:04:45 -07:00 committed by Radhakrishna Sripada
parent 0c29efa23f
commit 514b8a79aa
1 changed files with 6 additions and 6 deletions
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12
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c
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@ -1629,16 +1629,16 @@ static void guc_reset_state(struct intel_context *ce, u32 head, bool scrub)
static void guc_engine_reset_prepare(struct intel_engine_cs *engine)
{
if (!IS_GRAPHICS_VER(engine->i915, 11, 12))
return;
intel_engine_stop_cs(engine);
/*
* Wa_22011802037: In addition to stopping the cs, we need
* to wait for any pending mi force wakeups
*/
intel_engine_wait_for_pending_mi_fw(engine);
if (IS_MTL_GRAPHICS_STEP(engine->i915, M, STEP_A0, STEP_B0) ||
(GRAPHICS_VER(engine->i915) >= 11 &&
GRAPHICS_VER_FULL(engine->i915) < IP_VER(12, 70))) {
intel_engine_stop_cs(engine);
intel_engine_wait_for_pending_mi_fw(engine);
}
}
static void guc_reset_nop(struct intel_engine_cs *engine)