The same tests failing on CFL+ platforms are also failing on ICL. Documentation doesn't list the WaAllowPMDepthAndInvocationCountAccessFromUMD workaround for ICL but applying it fixes the same tests as CFL. v2: Use only one whitelist entry (Lionel) Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@xxxxxxxxx> Tested-by: Anuj Phogat <anuj.phogat@xxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index b117583e38bb..a908d829d6bd 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1138,6 +1138,19 @@ static void icl_whitelist_build(struct intel_engine_cs *engine) /* WaEnableStateCacheRedirectToCS:icl */ whitelist_reg(w, GEN9_SLICE_COMMON_ECO_CHICKEN1); + + /* + * WaAllowPMDepthAndInvocationCountAccessFromUMD:icl + * + * This covers 4 register which are next to one another : + * - PS_INVOCATION_COUNT + * - PS_INVOCATION_COUNT_UDW + * - PS_DEPTH_COUNT + * - PS_DEPTH_COUNT_UDW + */ + whitelist_reg_ext(w, PS_INVOCATION_COUNT, + RING_FORCE_TO_NONPRIV_RD | + RING_FORCE_TO_NONPRIV_RANGE_4); break; case VIDEO_DECODE_CLASS: -- 2.21.0.392.gf8f6787159e _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
