From 7b3d406310983a89ed7a1ecdd115efbe12b0ded5 Mon Sep 17 00:00:00 2001 From: John Harrison Date: Mon, 17 Jun 2019 18:01:07 -0700 Subject: [PATCH] drm/i915: Add whitelist workarounds for ICL Updated whitelist table for ICL. v2: Reduce changes to just those required for media driver until the selftest can be updated to support the new features of the other entries. Signed-off-by: John Harrison Signed-off-by: Robert M. Fosha Cc: Tvrtko Ursulin Cc: Chris Wilson Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20190618010108.27499-4-John.C.Harrison@Intel.com --- drivers/gpu/drm/i915/gt/intel_workarounds.c | 38 +++++++++++++++------ 1 file changed, 27 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 7fb35d88c2fc..a4e221c87ded 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -1113,17 +1113,33 @@ static void icl_whitelist_build(struct intel_engine_cs *engine) { struct i915_wa_list *w = &engine->whitelist; - if (engine->class != RENDER_CLASS) - return; - - /* WaAllowUMDToModifyHalfSliceChicken7:icl */ - whitelist_reg(w, GEN9_HALF_SLICE_CHICKEN7); - - /* WaAllowUMDToModifySamplerMode:icl */ - whitelist_reg(w, GEN10_SAMPLER_MODE); - - /* WaEnableStateCacheRedirectToCS:icl */ - whitelist_reg(w, GEN9_SLICE_COMMON_ECO_CHICKEN1); + switch (engine->class) { + case RENDER_CLASS: + /* WaAllowUMDToModifyHalfSliceChicken7:icl */ + whitelist_reg(w, GEN9_HALF_SLICE_CHICKEN7); + + /* WaAllowUMDToModifySamplerMode:icl */ + whitelist_reg(w, GEN10_SAMPLER_MODE); + + /* WaEnableStateCacheRedirectToCS:icl */ + whitelist_reg(w, GEN9_SLICE_COMMON_ECO_CHICKEN1); + break; + + case VIDEO_DECODE_CLASS: + /* hucStatusRegOffset */ + whitelist_reg_ext(w, _MMIO(0x2000 + engine->mmio_base), + RING_FORCE_TO_NONPRIV_RD); + /* hucUKernelHdrInfoRegOffset */ + whitelist_reg_ext(w, _MMIO(0x2014 + engine->mmio_base), + RING_FORCE_TO_NONPRIV_RD); + /* hucStatus2RegOffset */ + whitelist_reg_ext(w, _MMIO(0x23B0 + engine->mmio_base), + RING_FORCE_TO_NONPRIV_RD); + break; + + default: + break; + } } void intel_engine_init_whitelist(struct intel_engine_cs *engine) -- 2.30.2