CFL:C0+ changed the status of those registers which are now
blacklisted by default.
This is breaking a number of CTS tests on GL & Vulkan :
KHR-GL45.pipeline_statistics_query_tests_ARB.functional_fragment_shader_invocations (GL)
dEQP-VK.query_pool.statistics_query.fragment_shader_invocations.* (Vulkan)
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@xxxxxxxxx>
---
drivers/gpu/drm/i915/gt/intel_workarounds.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c
index f6663cec387a..d60f9db2ac8f 100644
--- a/drivers/gpu/drm/i915/gt/intel_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c
@@ -1092,10 +1092,18 @@ static void glk_whitelist_build(struct intel_engine_cs *engine)
static void cfl_whitelist_build(struct intel_engine_cs *engine)
{
+ struct i915_wa_list *w = &engine->whitelist;
+
if (engine->class != RENDER_CLASS)
return;
- gen9_whitelist_build(&engine->whitelist);
+ gen9_whitelist_build(w);
+
+ /* WaAllowPMDepthAndInvocationCountAccessFromUMD:cfl,whl,cml,aml */
+ whitelist_reg_ext(w, PS_DEPTH_COUNT, RING_FORCE_TO_NONPRIV_RD);
+ whitelist_reg_ext(w, PS_DEPTH_COUNT_UDW, RING_FORCE_TO_NONPRIV_RD);
+ whitelist_reg_ext(w, PS_INVOCATION_COUNT, RING_FORCE_TO_NONPRIV_RD);
+ whitelist_reg_ext(w, PS_INVOCATION_COUNT_UDW, RING_FORCE_TO_NONPRIV_RD);
}
static void cnl_whitelist_build(struct intel_engine_cs *engine)
--
2.21.0.392.gf8f6787159e
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