This reverts commit 36a6b5d964d995b536b1925ec42052ee40ba92c4.
The commit takes care Wa_1604544889 which was fixed on a0 stepping based on
a0 replan. So no SW workaround is required on any stepping now.
Signed-off-by: Caz Yokoyama <caz.yokoyama@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_lrc.c | 20 --------------------
1 file changed, 20 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index b9b3f78f1324..f9425e5ed7ea 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -4145,26 +4145,6 @@ static int gen12_emit_flush_render(struct i915_request *request,
*cs++ = preparser_disable(false);
intel_ring_advance(request, cs);
-
- /*
- * Wa_1604544889:tgl
- */
- if (IS_TGL_REVID(request->i915, TGL_REVID_A0, TGL_REVID_A0)) {
- flags = 0;
- flags |= PIPE_CONTROL_CS_STALL;
- flags |= PIPE_CONTROL_HDC_PIPELINE_FLUSH;
-
- flags |= PIPE_CONTROL_STORE_DATA_INDEX;
- flags |= PIPE_CONTROL_QW_WRITE;
-
- cs = intel_ring_begin(request, 6);
- if (IS_ERR(cs))
- return PTR_ERR(cs);
-
- cs = gen8_emit_pipe_control(cs, flags,
- LRC_PPHWSP_SCRATCH_ADDR);
- intel_ring_advance(request, cs);
- }
}
return 0;
--
2.21.0.5.gaeb582a983
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