From acb56d97d907de6b853f888128755116ee5ff3a9 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Fri, 21 Jun 2019 08:07:51 +0100 Subject: [PATCH] drm/i915: Convert i915_ppgtt_init_hw to intel_gt More removal of implicit dev_priv from using old mmio accessors. v2: * Rebase for uncore_to_i915 removal. Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20190621070811.7006-13-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gem_gtt.c | 101 +++++++++++++++++++++++------------- drivers/gpu/drm/i915/i915_gem_gtt.h | 3 +- 3 files changed, 67 insertions(+), 39 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 26caa0b5..769cfb1 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1267,7 +1267,7 @@ int i915_gem_init_hw(struct drm_i915_private *dev_priv) if (ret) goto out; - ret = i915_ppgtt_init_hw(dev_priv); + ret = i915_ppgtt_init_hw(&dev_priv->gt); if (ret) { DRM_ERROR("Enabling PPGTT failed (%d)\n", ret); goto out; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 697e851..9eba546 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1720,25 +1720,29 @@ static inline void gen6_write_pde(const struct gen6_ppgtt *ppgtt, ppgtt->pd_addr + pde); } -static void gen7_ppgtt_enable(struct drm_i915_private *dev_priv) +static void gen7_ppgtt_enable(struct intel_gt *gt) { + struct drm_i915_private *i915 = gt->i915; + struct intel_uncore *uncore = gt->uncore; struct intel_engine_cs *engine; u32 ecochk, ecobits; enum intel_engine_id id; - ecobits = I915_READ(GAC_ECO_BITS); - I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B); + ecobits = intel_uncore_read(uncore, GAC_ECO_BITS); + intel_uncore_write(uncore, + GAC_ECO_BITS, + ecobits | ECOBITS_PPGTT_CACHE64B); - ecochk = I915_READ(GAM_ECOCHK); - if (IS_HASWELL(dev_priv)) { + ecochk = intel_uncore_read(uncore, GAM_ECOCHK); + if (IS_HASWELL(i915)) { ecochk |= ECOCHK_PPGTT_WB_HSW; } else { ecochk |= ECOCHK_PPGTT_LLC_IVB; ecochk &= ~ECOCHK_PPGTT_GFDT_IVB; } - I915_WRITE(GAM_ECOCHK, ecochk); + intel_uncore_write(uncore, GAM_ECOCHK, ecochk); - for_each_engine(engine, dev_priv, id) { + for_each_engine(engine, i915, id) { /* GFX_MODE is per-ring on gen7+ */ ENGINE_WRITE(engine, RING_MODE_GEN7, @@ -1746,22 +1750,30 @@ static void gen7_ppgtt_enable(struct drm_i915_private *dev_priv) } } -static void gen6_ppgtt_enable(struct drm_i915_private *dev_priv) +static void gen6_ppgtt_enable(struct intel_gt *gt) { + struct intel_uncore *uncore = gt->uncore; u32 ecochk, gab_ctl, ecobits; - ecobits = I915_READ(GAC_ECO_BITS); - I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_SNB_BIT | - ECOBITS_PPGTT_CACHE64B); + ecobits = intel_uncore_read(uncore, GAC_ECO_BITS); + intel_uncore_write(uncore, + GAC_ECO_BITS, + ecobits | ECOBITS_SNB_BIT | ECOBITS_PPGTT_CACHE64B); - gab_ctl = I915_READ(GAB_CTL); - I915_WRITE(GAB_CTL, gab_ctl | GAB_CTL_CONT_AFTER_PAGEFAULT); + gab_ctl = intel_uncore_read(uncore, GAB_CTL); + intel_uncore_write(uncore, + GAB_CTL, + gab_ctl | GAB_CTL_CONT_AFTER_PAGEFAULT); - ecochk = I915_READ(GAM_ECOCHK); - I915_WRITE(GAM_ECOCHK, ecochk | ECOCHK_SNB_BIT | ECOCHK_PPGTT_CACHE64B); + ecochk = intel_uncore_read(uncore, GAM_ECOCHK); + intel_uncore_write(uncore, + GAM_ECOCHK, + ecochk | ECOCHK_SNB_BIT | ECOCHK_PPGTT_CACHE64B); - if (HAS_PPGTT(dev_priv)) /* may be disabled for VT-d */ - I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)); + if (HAS_PPGTT(uncore->i915)) /* may be disabled for VT-d */ + intel_uncore_write(uncore, + GFX_MODE, + _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)); } /* PPGTT support for Sandybdrige/Gen6 and later */ @@ -2174,21 +2186,32 @@ err_free: return ERR_PTR(err); } -static void gtt_write_workarounds(struct drm_i915_private *dev_priv) +static void gtt_write_workarounds(struct intel_gt *gt) { + struct drm_i915_private *i915 = gt->i915; + struct intel_uncore *uncore = gt->uncore; + /* This function is for gtt related workarounds. This function is * called on driver load and after a GPU reset, so you can place * workarounds here even if they get overwritten by GPU reset. */ /* WaIncreaseDefaultTLBEntries:chv,bdw,skl,bxt,kbl,glk,cfl,cnl,icl */ - if (IS_BROADWELL(dev_priv)) - I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_BDW); - else if (IS_CHERRYVIEW(dev_priv)) - I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_CHV); - else if (IS_GEN9_LP(dev_priv)) - I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_BXT); - else if (INTEL_GEN(dev_priv) >= 9) - I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_SKL); + if (IS_BROADWELL(i915)) + intel_uncore_write(uncore, + GEN8_L3_LRA_1_GPGPU, + GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_BDW); + else if (IS_CHERRYVIEW(i915)) + intel_uncore_write(uncore, + GEN8_L3_LRA_1_GPGPU, + GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_CHV); + else if (IS_GEN9_LP(i915)) + intel_uncore_write(uncore, + GEN8_L3_LRA_1_GPGPU, + GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_BXT); + else if (INTEL_GEN(i915) >= 9) + intel_uncore_write(uncore, + GEN8_L3_LRA_1_GPGPU, + GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_SKL); /* * To support 64K PTEs we need to first enable the use of the @@ -2201,21 +2224,25 @@ static void gtt_write_workarounds(struct drm_i915_private *dev_priv) * 32K pages, but we don't currently have any support for it in our * driver. */ - if (HAS_PAGE_SIZES(dev_priv, I915_GTT_PAGE_SIZE_64K) && - INTEL_GEN(dev_priv) <= 10) - I915_WRITE(GEN8_GAMW_ECO_DEV_RW_IA, - I915_READ(GEN8_GAMW_ECO_DEV_RW_IA) | - GAMW_ECO_ENABLE_64K_IPS_FIELD); + if (HAS_PAGE_SIZES(i915, I915_GTT_PAGE_SIZE_64K) && + INTEL_GEN(i915) <= 10) + intel_uncore_write(uncore, + GEN8_GAMW_ECO_DEV_RW_IA, + intel_uncore_read(uncore, + GEN8_GAMW_ECO_DEV_RW_IA) | + GAMW_ECO_ENABLE_64K_IPS_FIELD); } -int i915_ppgtt_init_hw(struct drm_i915_private *dev_priv) +int i915_ppgtt_init_hw(struct intel_gt *gt) { - gtt_write_workarounds(dev_priv); + struct drm_i915_private *i915 = gt->i915; + + gtt_write_workarounds(gt); - if (IS_GEN(dev_priv, 6)) - gen6_ppgtt_enable(dev_priv); - else if (IS_GEN(dev_priv, 7)) - gen7_ppgtt_enable(dev_priv); + if (IS_GEN(i915, 6)) + gen6_ppgtt_enable(gt); + else if (IS_GEN(i915, 7)) + gen7_ppgtt_enable(gt); return 0; } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 4d6f967..0f591fa 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -68,6 +68,7 @@ struct drm_i915_file_private; struct drm_i915_gem_object; struct i915_vma; +struct intel_gt; typedef u32 gen6_pte_t; typedef u64 gen8_pte_t; @@ -656,7 +657,7 @@ void i915_ggtt_disable_guc(struct drm_i915_private *i915); int i915_gem_init_ggtt(struct drm_i915_private *dev_priv); void i915_ggtt_cleanup_hw(struct drm_i915_private *dev_priv); -int i915_ppgtt_init_hw(struct drm_i915_private *dev_priv); +int i915_ppgtt_init_hw(struct intel_gt *gt); struct i915_ppgtt *i915_ppgtt_create(struct drm_i915_private *dev_priv); -- 2.7.4