diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_engine_cs.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine_cs.c | 60 |
1 files changed, 21 insertions, 39 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 1ade568ffbfa..6bee0c6026ab 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -497,9 +497,8 @@ static int intel_engine_setup(struct intel_gt *gt, enum intel_engine_id id, engine->logical_mask = BIT(logical_instance); __sprint_engine_name(engine); - if ((engine->class == COMPUTE_CLASS && !RCS_MASK(engine->gt) && - __ffs(CCS_MASK(engine->gt)) == engine->instance) || - engine->class == RENDER_CLASS) + if ((engine->class == COMPUTE_CLASS || engine->class == RENDER_CLASS) && + __ffs(CCS_MASK(engine->gt) | RCS_MASK(engine->gt)) == engine->instance) engine->flags |= I915_ENGINE_FIRST_RENDER_COMPUTE; /* features common between engines sharing EUs */ @@ -765,14 +764,14 @@ static void engine_mask_apply_media_fuses(struct intel_gt *gt) * and bits have disable semantices. */ media_fuse = intel_uncore_read(gt->uncore, GEN11_GT_VEBOX_VDBOX_DISABLE); - if (MEDIA_VER_FULL(i915) < IP_VER(12, 50)) + if (MEDIA_VER_FULL(i915) < IP_VER(12, 55)) media_fuse = ~media_fuse; vdbox_mask = media_fuse & GEN11_GT_VDBOX_DISABLE_MASK; vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >> GEN11_GT_VEBOX_DISABLE_SHIFT; - if (MEDIA_VER_FULL(i915) >= IP_VER(12, 50)) { + if (MEDIA_VER_FULL(i915) >= IP_VER(12, 55)) { fuse1 = intel_uncore_read(gt->uncore, HSW_PAVP_FUSE1); gt->info.sfc_mask = REG_FIELD_GET(XEHP_SFC_ENABLE_MASK, fuse1); } else { @@ -839,38 +838,6 @@ static void engine_mask_apply_compute_fuses(struct intel_gt *gt) } } -static void engine_mask_apply_copy_fuses(struct intel_gt *gt) -{ - struct drm_i915_private *i915 = gt->i915; - struct intel_gt_info *info = >->info; - unsigned long meml3_mask; - unsigned long quad; - - if (!(GRAPHICS_VER_FULL(i915) >= IP_VER(12, 60) && - GRAPHICS_VER_FULL(i915) < IP_VER(12, 70))) - return; - - meml3_mask = intel_uncore_read(gt->uncore, GEN10_MIRROR_FUSE3); - meml3_mask = REG_FIELD_GET(GEN12_MEML3_EN_MASK, meml3_mask); - - /* - * Link Copy engines may be fused off according to meml3_mask. Each - * bit is a quad that houses 2 Link Copy and two Sub Copy engines. - */ - for_each_clear_bit(quad, &meml3_mask, GEN12_MAX_MSLICES) { - unsigned int instance = quad * 2 + 1; - intel_engine_mask_t mask = GENMASK(_BCS(instance + 1), - _BCS(instance)); - - if (mask & info->engine_mask) { - gt_dbg(gt, "bcs%u fused off\n", instance); - gt_dbg(gt, "bcs%u fused off\n", instance + 1); - - info->engine_mask &= ~mask; - } - } -} - /* * Determine which engines are fused off in our particular hardware. * Note that we have a catch-22 situation where we need to be able to access @@ -889,7 +856,6 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt) engine_mask_apply_media_fuses(gt); engine_mask_apply_compute_fuses(gt); - engine_mask_apply_copy_fuses(gt); /* * The only use of the GSC CS is to load and communicate with the GSC @@ -908,6 +874,23 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt) info->engine_mask &= ~BIT(GSC0); } + /* + * Do not create the command streamer for CCS slices beyond the first. + * All the workload submitted to the first engine will be shared among + * all the slices. + * + * Once the user will be allowed to customize the CCS mode, then this + * check needs to be removed. + */ + if (IS_DG2(gt->i915)) { + u8 first_ccs = __ffs(CCS_MASK(gt)); + + /* Mask off all the CCS engine */ + info->engine_mask &= ~GENMASK(CCS3, CCS0); + /* Put back in the first CCS engine */ + info->engine_mask |= BIT(_CCS(first_ccs)); + } + return info->engine_mask; } @@ -1193,7 +1176,6 @@ static int intel_engine_init_tlb_invalidation(struct intel_engine_cs *engine) if (GRAPHICS_VER_FULL(i915) == IP_VER(12, 74) || GRAPHICS_VER_FULL(i915) == IP_VER(12, 71) || GRAPHICS_VER_FULL(i915) == IP_VER(12, 70) || - GRAPHICS_VER_FULL(i915) == IP_VER(12, 50) || GRAPHICS_VER_FULL(i915) == IP_VER(12, 55)) { regs = xehp_regs; num = ARRAY_SIZE(xehp_regs); |