On Fri, 2016-09-16 at 16:59 +0300, Jani Nikula wrote:
> Pre-production hardware is not supported.
>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_dp.c | 4 ----
> drivers/gpu/drm/i915/intel_dp_link_training.c | 3 ---
> drivers/gpu/drm/i915/intel_guc_loader.c | 5 ++---
> drivers/gpu/drm/i915/intel_lrc.c | 8 +++-----
> drivers/gpu/drm/i915/intel_ringbuffer.c | 21 ++++++-----------
> ----
> 5 files changed, 11 insertions(+), 30 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dp.c
> b/drivers/gpu/drm/i915/intel_dp.c
> index acd0c51f74d5..b2a9eb82ac4b 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -1299,10 +1299,6 @@ bool intel_dp_source_supports_hbr2(struct
> intel_dp *intel_dp)
> struct intel_digital_port *dig_port =
> dp_to_dig_port(intel_dp);
> struct drm_device *dev = dig_port->base.base.dev;
>
> - /* WaDisableHBR2:skl */
> - if (IS_SKL_REVID(dev, 0, SKL_REVID_B0))
> - return false;
> -
> if ((IS_HASWELL(dev) && !IS_HSW_ULX(dev)) ||
> IS_BROADWELL(dev) ||
> (INTEL_INFO(dev)->gen >= 9))
> return true;
> diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c
> b/drivers/gpu/drm/i915/intel_dp_link_training.c
> index c438b02184cb..0048b520baf7 100644
> --- a/drivers/gpu/drm/i915/intel_dp_link_training.c
> +++ b/drivers/gpu/drm/i915/intel_dp_link_training.c
> @@ -225,9 +225,6 @@ static u32 intel_dp_training_pattern(struct
> intel_dp *intel_dp)
> * Intel platforms that support HBR2 also support TPS3. TPS3
> support is
> * also mandatory for downstream devices that support HBR2.
> However, not
> * all sinks follow the spec.
> - *
> - * Due to WaDisableHBR2 SKL < B0 is the only exception where
> TPS3 is
> - * supported in source but still not enabled.
> */
> source_tps3 = intel_dp_source_supports_hbr2(intel_dp);
> sink_tps3 = drm_dp_tps3_supported(intel_dp->dpcd);
> diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c
> b/drivers/gpu/drm/i915/intel_guc_loader.c
> index 6fd39efb7894..acc1dbdd024e 100644
> --- a/drivers/gpu/drm/i915/intel_guc_loader.c
> +++ b/drivers/gpu/drm/i915/intel_guc_loader.c
> @@ -375,9 +375,8 @@ static int guc_ucode_xfer(struct drm_i915_private
> *dev_priv)
> /* Enable MIA caching. GuC clock gating is disabled. */
> I915_WRITE(GUC_SHIM_CONTROL, GUC_SHIM_CONTROL_VALUE);
>
> - /* WaDisableMinuteIaClockGating:skl,bxt */
> - if (IS_SKL_REVID(dev, 0, SKL_REVID_B0) ||
> - IS_BXT_REVID(dev, 0, BXT_REVID_A1)) {
> + /* WaDisableMinuteIaClockGating:bxt */
> + if (IS_BXT_REVID(dev, 0, BXT_REVID_A1)) {
> I915_WRITE(GUC_SHIM_CONTROL,
> (I915_READ(GUC_SHIM_CONTROL) &
> ~GUC_ENABLE_MIA_CLOCK_
> GATING));
> }
> diff --git a/drivers/gpu/drm/i915/intel_lrc.c
> b/drivers/gpu/drm/i915/intel_lrc.c
> index 251143361f31..4bfa3c015e25 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.c
> +++ b/drivers/gpu/drm/i915/intel_lrc.c
> @@ -269,8 +269,7 @@ logical_ring_init_platform_invariants(struct
> intel_engine_cs *engine)
> struct drm_i915_private *dev_priv = engine->i915;
>
> engine->disable_lite_restore_wa =
> - (IS_SKL_REVID(dev_priv, 0, SKL_REVID_B0) ||
> - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) &&
> + IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1) &&
> (engine->id == VCS || engine->id == VCS2);
>
> engine->ctx_desc_template = GEN8_CTX_VALID;
> @@ -1068,9 +1067,8 @@ static int gen9_init_perctx_bb(struct
> intel_engine_cs *engine,
> {
> uint32_t index = wa_ctx_start(wa_ctx, *offset,
> CACHELINE_DWORDS);
>
> - /*
> WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */
> - if (IS_SKL_REVID(engine->i915, 0, SKL_REVID_B0) ||
> - IS_BXT_REVID(engine->i915, 0, BXT_REVID_A1)) {
> + /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:bxt
> */
> + if (IS_BXT_REVID(engine->i915, 0, BXT_REVID_A1)) {
> wa_ctx_emit(batch, index, MI_LOAD_REGISTER_IMM(1));
> wa_ctx_emit_reg(batch, index,
> GEN9_SLICE_COMMON_ECO_CHICKEN0);
> wa_ctx_emit(batch, index,
> diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
> b/drivers/gpu/drm/i915/intel_ringbuffer.c
> index 7a74750076c5..2faf64f9f256 100644
> --- a/drivers/gpu/drm/i915/intel_ringbuffer.c
> +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
> @@ -851,15 +851,13 @@ static int gen9_init_workarounds(struct
> intel_engine_cs *engine)
> WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3,
> GEN9_DISABLE_OCL_OOB_SUPPRESS_LOGIC);
>
> - /* WaDisableDgMirrorFixInHalfSliceChicken5:skl,bxt */
> - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_B0) ||
> - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1))
> + /* WaDisableDgMirrorFixInHalfSliceChicken5:bxt */
> + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1))
> WA_CLR_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN5,
> GEN9_DG_MIRROR_FIX_ENABLE);
>
> - /*
> WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */
> - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_B0) ||
> - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) {
> + /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:bxt
> */
> + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) {
> WA_SET_BIT_MASKED(GEN7_COMMON_SLICE_CHICKEN1,
> GEN9_RHWO_OPTIMIZATION_DISABLE);
> /*
> @@ -1023,15 +1021,8 @@ static int skl_init_workarounds(struct
> intel_engine_cs *engine)
> GEN8_LQSC_RO_PERF_DIS);
>
> /* WaEnableGapsTsvCreditFix:skl */
> - if (IS_SKL_REVID(dev_priv, SKL_REVID_C0, REVID_FOREVER)) {
This seems to be related to revision C0 rather than A0 or B0. Maybe we
should move this part to the patch that handles C0 revision?
> - I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL)
> |
> - GEN9_GAPS_TSV_CREDIT_DISA
> BLE));
> - }
> -
> - /* WaDisablePowerCompilerClockGating:skl */
> - if (IS_SKL_REVID(dev_priv, SKL_REVID_B0, SKL_REVID_B0))
> - WA_SET_BIT_MASKED(HIZ_CHICKEN,
> - BDW_HIZ_POWER_COMPILER_CLOCK_GATIN
> G_DISABLE);
> + I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) |
> + GEN9_GAPS_TSV_CREDIT_DISABLE));
>
> /* WaBarrierPerformanceFixDisable:skl */
> if (IS_SKL_REVID(dev_priv, SKL_REVID_C0, SKL_REVID_D0))
--
Mika Kahola - Intel OTC
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