From ab82a0635cdf0b91a134aaae34abd4e864595c5b Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 30 Apr 2018 14:15:01 +0100 Subject: [PATCH] drm/i915: Wrap engine->context_pin() and engine->context_unpin() Make life easier in upcoming patches by moving the context_pin and context_unpin vfuncs into inline helpers. v2: Fixup mock_engine to mark the context as pinned on use. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: https://patchwork.freedesktop.org/patch/msgid/20180430131503.5375-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/gvt/mmio_context.c | 2 +- drivers/gpu/drm/i915/gvt/scheduler.c | 20 +++++++++---------- drivers/gpu/drm/i915/i915_debugfs.c | 20 +++++++++++-------- drivers/gpu/drm/i915/i915_gem.c | 4 ++-- drivers/gpu/drm/i915/i915_gem_context.c | 8 ++++---- drivers/gpu/drm/i915/i915_gem_context.h | 30 +++++++++++++++++++++++++++- drivers/gpu/drm/i915/i915_gpu_error.c | 3 ++- drivers/gpu/drm/i915/i915_perf.c | 9 +++++---- drivers/gpu/drm/i915/i915_request.c | 6 +++--- drivers/gpu/drm/i915/intel_engine_cs.c | 13 ++++++------ drivers/gpu/drm/i915/intel_guc_ads.c | 3 ++- drivers/gpu/drm/i915/intel_guc_submission.c | 5 +++-- drivers/gpu/drm/i915/intel_lrc.c | 29 ++++++++++++++++----------- drivers/gpu/drm/i915/intel_lrc.h | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 19 +++++++++--------- drivers/gpu/drm/i915/selftests/mock_engine.c | 13 +++++++++--- 16 files changed, 117 insertions(+), 69 deletions(-) diff --git a/drivers/gpu/drm/i915/gvt/mmio_context.c b/drivers/gpu/drm/i915/gvt/mmio_context.c index a5bac83d53a9..0f949554d118 100644 --- a/drivers/gpu/drm/i915/gvt/mmio_context.c +++ b/drivers/gpu/drm/i915/gvt/mmio_context.c @@ -448,7 +448,7 @@ static void switch_mocs(struct intel_vgpu *pre, struct intel_vgpu *next, bool is_inhibit_context(struct i915_gem_context *ctx, int ring_id) { - u32 *reg_state = ctx->engine[ring_id].lrc_reg_state; + u32 *reg_state = ctx->__engine[ring_id].lrc_reg_state; u32 inhibit_mask = _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT); diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 35f7cfd7a6b4..ffb45a9ee228 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -58,7 +58,7 @@ static void update_shadow_pdps(struct intel_vgpu_workload *workload) int ring_id = workload->ring_id; struct i915_gem_context *shadow_ctx = vgpu->submission.shadow_ctx; struct drm_i915_gem_object *ctx_obj = - shadow_ctx->engine[ring_id].state->obj; + shadow_ctx->__engine[ring_id].state->obj; struct execlist_ring_context *shadow_ring_context; struct page *page; @@ -130,7 +130,7 @@ static int populate_shadow_context(struct intel_vgpu_workload *workload) int ring_id = workload->ring_id; struct i915_gem_context *shadow_ctx = vgpu->submission.shadow_ctx; struct drm_i915_gem_object *ctx_obj = - shadow_ctx->engine[ring_id].state->obj; + shadow_ctx->__engine[ring_id].state->obj; struct execlist_ring_context *shadow_ring_context; struct page *page; void *dst; @@ -283,7 +283,7 @@ static int shadow_context_status_change(struct notifier_block *nb, static void shadow_context_descriptor_update(struct i915_gem_context *ctx, struct intel_engine_cs *engine) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); u64 desc = 0; desc = ce->lrc_desc; @@ -389,7 +389,7 @@ int intel_gvt_scan_and_shadow_workload(struct intel_vgpu_workload *workload) * shadow_ctx pages invalid. So gvt need to pin itself. After update * the guest context, gvt can unpin the shadow_ctx safely. */ - ring = engine->context_pin(engine, shadow_ctx); + ring = intel_context_pin(shadow_ctx, engine); if (IS_ERR(ring)) { ret = PTR_ERR(ring); gvt_vgpu_err("fail to pin shadow context\n"); @@ -403,7 +403,7 @@ int intel_gvt_scan_and_shadow_workload(struct intel_vgpu_workload *workload) return 0; err_unpin: - engine->context_unpin(engine, shadow_ctx); + intel_context_unpin(shadow_ctx, engine); err_shadow: release_shadow_wa_ctx(&workload->wa_ctx); err_scan: @@ -437,7 +437,7 @@ static int intel_gvt_generate_request(struct intel_vgpu_workload *workload) return 0; err_unpin: - engine->context_unpin(engine, shadow_ctx); + intel_context_unpin(shadow_ctx, engine); release_shadow_wa_ctx(&workload->wa_ctx); return ret; } @@ -526,7 +526,7 @@ static int update_wa_ctx_2_shadow_ctx(struct intel_shadow_wa_ctx *wa_ctx) struct intel_vgpu_submission *s = &workload->vgpu->submission; struct i915_gem_context *shadow_ctx = s->shadow_ctx; struct drm_i915_gem_object *ctx_obj = - shadow_ctx->engine[ring_id].state->obj; + shadow_ctx->__engine[ring_id].state->obj; struct execlist_ring_context *shadow_ring_context; struct page *page; @@ -688,7 +688,7 @@ static int dispatch_workload(struct intel_vgpu_workload *workload) ret = prepare_workload(workload); if (ret) { - engine->context_unpin(engine, shadow_ctx); + intel_context_unpin(shadow_ctx, engine); goto out; } @@ -771,7 +771,7 @@ static void update_guest_context(struct intel_vgpu_workload *workload) struct i915_gem_context *shadow_ctx = s->shadow_ctx; int ring_id = workload->ring_id; struct drm_i915_gem_object *ctx_obj = - shadow_ctx->engine[ring_id].state->obj; + shadow_ctx->__engine[ring_id].state->obj; struct execlist_ring_context *shadow_ring_context; struct page *page; void *src; @@ -898,7 +898,7 @@ static void complete_current_workload(struct intel_gvt *gvt, int ring_id) } mutex_lock(&dev_priv->drm.struct_mutex); /* unpin shadow ctx as the shadow_ctx update is done */ - engine->context_unpin(engine, s->shadow_ctx); + intel_context_unpin(s->shadow_ctx, engine); mutex_unlock(&dev_priv->drm.struct_mutex); } diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 747dad2666aa..85911bc0b703 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -377,16 +377,19 @@ static void print_batch_pool_stats(struct seq_file *m, print_file_stats(m, "[k]batch pool", stats); } -static int per_file_ctx_stats(int id, void *ptr, void *data) +static int per_file_ctx_stats(int idx, void *ptr, void *data) { struct i915_gem_context *ctx = ptr; - int n; + struct intel_engine_cs *engine; + enum intel_engine_id id; + + for_each_engine(engine, ctx->i915, id) { + struct intel_context *ce = to_intel_context(ctx, engine); - for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) { - if (ctx->engine[n].state) - per_file_stats(0, ctx->engine[n].state->obj, data); - if (ctx->engine[n].ring) - per_file_stats(0, ctx->engine[n].ring->vma->obj, data); + if (ce->state) + per_file_stats(0, ce->state->obj, data); + if (ce->ring) + per_file_stats(0, ce->ring->vma->obj, data); } return 0; @@ -1959,7 +1962,8 @@ static int i915_context_status(struct seq_file *m, void *unused) seq_putc(m, '\n'); for_each_engine(engine, dev_priv, id) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = + to_intel_context(ctx, engine); seq_printf(m, "%s: ", engine->name); if (ce->state) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 6b0c67a4f214..4090bfdda340 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3234,7 +3234,7 @@ void i915_gem_reset(struct drm_i915_private *dev_priv, stalled_mask & ENGINE_MASK(id)); ctx = fetch_and_zero(&engine->last_retired_context); if (ctx) - engine->context_unpin(engine, ctx); + intel_context_unpin(ctx, engine); /* * Ostensibily, we always want a context loaded for powersaving, @@ -5291,7 +5291,7 @@ static int __intel_engines_record_defaults(struct drm_i915_private *i915) for_each_engine(engine, i915, id) { struct i915_vma *state; - state = ctx->engine[id].state; + state = to_intel_context(ctx, engine)->state; if (!state) continue; diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 74435affe23f..59d4bd4a7b73 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -117,15 +117,15 @@ static void lut_close(struct i915_gem_context *ctx) static void i915_gem_context_free(struct i915_gem_context *ctx) { - int i; + unsigned int n; lockdep_assert_held(&ctx->i915->drm.struct_mutex); GEM_BUG_ON(!i915_gem_context_is_closed(ctx)); i915_ppgtt_put(ctx->ppgtt); - for (i = 0; i < I915_NUM_ENGINES; i++) { - struct intel_context *ce = &ctx->engine[i]; + for (n = 0; n < ARRAY_SIZE(ctx->__engine); n++) { + struct intel_context *ce = &ctx->__engine[n]; if (!ce->state) continue; @@ -521,7 +521,7 @@ void i915_gem_contexts_lost(struct drm_i915_private *dev_priv) if (!engine->last_retired_context) continue; - engine->context_unpin(engine, engine->last_retired_context); + intel_context_unpin(engine->last_retired_context, engine); engine->last_retired_context = NULL; } } diff --git a/drivers/gpu/drm/i915/i915_gem_context.h b/drivers/gpu/drm/i915/i915_gem_context.h index b12a8a8c5af9..ace3b129c189 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.h +++ b/drivers/gpu/drm/i915/i915_gem_context.h @@ -149,7 +149,7 @@ struct i915_gem_context { u32 *lrc_reg_state; u64 lrc_desc; int pin_count; - } engine[I915_NUM_ENGINES]; + } __engine[I915_NUM_ENGINES]; /** ring_size: size for allocating the per-engine ring buffer */ u32 ring_size; @@ -256,6 +256,34 @@ static inline bool i915_gem_context_is_kernel(struct i915_gem_context *ctx) return !ctx->file_priv; } +static inline struct intel_context * +to_intel_context(struct i915_gem_context *ctx, + const struct intel_engine_cs *engine) +{ + return &ctx->__engine[engine->id]; +} + +static inline struct intel_ring * +intel_context_pin(struct i915_gem_context *ctx, struct intel_engine_cs *engine) +{ + return engine->context_pin(engine, ctx); +} + +static inline void __intel_context_pin(struct i915_gem_context *ctx, + const struct intel_engine_cs *engine) +{ + struct intel_context *ce = to_intel_context(ctx, engine); + + GEM_BUG_ON(!ce->pin_count); + ce->pin_count++; +} + +static inline void intel_context_unpin(struct i915_gem_context *ctx, + struct intel_engine_cs *engine) +{ + engine->context_unpin(engine, ctx); +} + /* i915_gem_context.c */ int __must_check i915_gem_contexts_init(struct drm_i915_private *dev_priv); void i915_gem_contexts_lost(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 671ffa37614e..c0127965b578 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1472,7 +1472,8 @@ static void gem_record_rings(struct i915_gpu_state *error) ee->ctx = i915_error_object_create(i915, - request->ctx->engine[i].state); + to_intel_context(request->ctx, + engine)->state); error->simulated |= i915_gem_context_no_error_capture(request->ctx); diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index bfc906cd4e5e..4b1da01168ae 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -1234,7 +1234,7 @@ static int oa_get_render_ctx_id(struct i915_perf_stream *stream) * * NB: implied RCS engine... */ - ring = engine->context_pin(engine, stream->ctx); + ring = intel_context_pin(stream->ctx, engine); mutex_unlock(&dev_priv->drm.struct_mutex); if (IS_ERR(ring)) return PTR_ERR(ring); @@ -1246,7 +1246,7 @@ static int oa_get_render_ctx_id(struct i915_perf_stream *stream) * with gen8+ and execlists */ dev_priv->perf.oa.specific_ctx_id = - i915_ggtt_offset(stream->ctx->engine[engine->id].state); + i915_ggtt_offset(to_intel_context(stream->ctx, engine)->state); } return 0; @@ -1271,7 +1271,7 @@ static void oa_put_render_ctx_id(struct i915_perf_stream *stream) mutex_lock(&dev_priv->drm.struct_mutex); dev_priv->perf.oa.specific_ctx_id = INVALID_CTX_ID; - engine->context_unpin(engine, stream->ctx); + intel_context_unpin(stream->ctx, engine); mutex_unlock(&dev_priv->drm.struct_mutex); } @@ -1759,6 +1759,7 @@ static int gen8_switch_to_updated_kernel_context(struct drm_i915_private *dev_pr static int gen8_configure_all_contexts(struct drm_i915_private *dev_priv, const struct i915_oa_config *oa_config) { + struct intel_engine_cs *engine = dev_priv->engine[RCS]; struct i915_gem_context *ctx; int ret; unsigned int wait_flags = I915_WAIT_LOCKED; @@ -1789,7 +1790,7 @@ static int gen8_configure_all_contexts(struct drm_i915_private *dev_priv, /* Update all contexts now that we've stalled the submission. */ list_for_each_entry(ctx, &dev_priv->contexts.list, link) { - struct intel_context *ce = &ctx->engine[RCS]; + struct intel_context *ce = to_intel_context(ctx, engine); u32 *regs; /* OA settings will be set upon first use */ diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c index b1993d4a1a53..9358f2cf0c32 100644 --- a/drivers/gpu/drm/i915/i915_request.c +++ b/drivers/gpu/drm/i915/i915_request.c @@ -409,7 +409,7 @@ static void i915_request_retire(struct i915_request *request) * the subsequent request. */ if (engine->last_retired_context) - engine->context_unpin(engine, engine->last_retired_context); + intel_context_unpin(engine->last_retired_context, engine); engine->last_retired_context = request->ctx; spin_lock_irq(&request->lock); @@ -638,7 +638,7 @@ i915_request_alloc(struct intel_engine_cs *engine, struct i915_gem_context *ctx) * GGTT space, so do this first before we reserve a seqno for * ourselves. */ - ring = engine->context_pin(engine, ctx); + ring = intel_context_pin(ctx, engine); if (IS_ERR(ring)) return ERR_CAST(ring); GEM_BUG_ON(!ring); @@ -787,7 +787,7 @@ err_unwind: err_unreserve: unreserve_gt(i915); err_unpin: - engine->context_unpin(engine, ctx); + intel_context_unpin(ctx, engine); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index eba81d55dc3a..238c8d3da041 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -685,7 +685,7 @@ int intel_engine_init_common(struct intel_engine_cs *engine) * be available. To avoid this we always pin the default * context. */ - ring = engine->context_pin(engine, engine->i915->kernel_context); + ring = intel_context_pin(engine->i915->kernel_context, engine); if (IS_ERR(ring)) return PTR_ERR(ring); @@ -694,8 +694,7 @@ int intel_engine_init_common(struct intel_engine_cs *engine) * we can interrupt the engine at any time. */ if (engine->i915->preempt_context) { - ring = engine->context_pin(engine, - engine->i915->preempt_context); + ring = intel_context_pin(engine->i915->preempt_context, engine); if (IS_ERR(ring)) { ret = PTR_ERR(ring); goto err_unpin_kernel; @@ -719,9 +718,9 @@ err_breadcrumbs: intel_engine_fini_breadcrumbs(engine); err_unpin_preempt: if (engine->i915->preempt_context) - engine->context_unpin(engine, engine->i915->preempt_context); + intel_context_unpin(engine->i915->preempt_context, engine); err_unpin_kernel: - engine->context_unpin(engine, engine->i915->kernel_context); + intel_context_unpin(engine->i915->kernel_context, engine); return ret; } @@ -749,8 +748,8 @@ void intel_engine_cleanup_common(struct intel_engine_cs *engine) i915_gem_object_put(engine->default_state); if (engine->i915->preempt_context) - engine->context_unpin(engine, engine->i915->preempt_context); - engine->context_unpin(engine, engine->i915->kernel_context); + intel_context_unpin(engine->i915->preempt_context, engine); + intel_context_unpin(engine->i915->kernel_context, engine); } u64 intel_engine_get_active_head(const struct intel_engine_cs *engine) diff --git a/drivers/gpu/drm/i915/intel_guc_ads.c b/drivers/gpu/drm/i915/intel_guc_ads.c index 334cb5202e1c..dcaa3fb71765 100644 --- a/drivers/gpu/drm/i915/intel_guc_ads.c +++ b/drivers/gpu/drm/i915/intel_guc_ads.c @@ -121,7 +121,8 @@ int intel_guc_ads_create(struct intel_guc *guc) * to find it. Note that we have to skip our header (1 page), * because our GuC shared data is there. */ - kernel_ctx_vma = dev_priv->kernel_context->engine[RCS].state; + kernel_ctx_vma = to_intel_context(dev_priv->kernel_context, + dev_priv->engine[RCS])->state; blob->ads.golden_context_lrca = intel_guc_ggtt_offset(guc, kernel_ctx_vma) + skipped_offset; diff --git a/drivers/gpu/drm/i915/intel_guc_submission.c b/drivers/gpu/drm/i915/intel_guc_submission.c index 02da05875aa7..6e6ed0f46bd3 100644 --- a/drivers/gpu/drm/i915/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/intel_guc_submission.c @@ -362,7 +362,7 @@ static void guc_stage_desc_init(struct intel_guc *guc, desc->db_id = client->doorbell_id; for_each_engine_masked(engine, dev_priv, client->engines, tmp) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); u32 guc_engine_id = engine->guc_id; struct guc_execlist_context *lrc = &desc->lrc[guc_engine_id]; @@ -990,7 +990,8 @@ static void guc_fill_preempt_context(struct intel_guc *guc) enum intel_engine_id id; for_each_engine(engine, dev_priv, id) { - struct intel_context *ce = &client->owner->engine[id]; + struct intel_context *ce = + to_intel_context(client->owner, engine); u32 addr = intel_hws_preempt_done_address(engine); u32 *cs; diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 58cad2448184..099995619472 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -223,7 +223,7 @@ static void intel_lr_context_descriptor_update(struct i915_gem_context *ctx, struct intel_engine_cs *engine) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); u64 desc; BUILD_BUG_ON(MAX_CONTEXT_HW_ID > (BIT(GEN8_CTX_ID_WIDTH))); @@ -414,7 +414,7 @@ execlists_update_context_pdps(struct i915_hw_ppgtt *ppgtt, u32 *reg_state) static u64 execlists_update_context(struct i915_request *rq) { - struct intel_context *ce = &rq->ctx->engine[rq->engine->id]; + struct intel_context *ce = to_intel_context(rq->ctx, rq->engine); struct i915_hw_ppgtt *ppgtt = rq->ctx->ppgtt ?: rq->i915->mm.aliasing_ppgtt; u32 *reg_state = ce->lrc_reg_state; @@ -523,7 +523,7 @@ static void inject_preempt_context(struct intel_engine_cs *engine) { struct intel_engine_execlists *execlists = &engine->execlists; struct intel_context *ce = - &engine->i915->preempt_context->engine[engine->id]; + to_intel_context(engine->i915->preempt_context, engine); unsigned int n; GEM_BUG_ON(execlists->preempt_complete_status != @@ -1327,7 +1327,7 @@ static struct intel_ring * execlists_context_pin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); void *vaddr; int ret; @@ -1380,7 +1380,7 @@ err: static void execlists_context_unpin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); lockdep_assert_held(&ctx->i915->drm.struct_mutex); GEM_BUG_ON(ce->pin_count == 0); @@ -1399,8 +1399,8 @@ static void execlists_context_unpin(struct intel_engine_cs *engine, static int execlists_request_alloc(struct i915_request *request) { - struct intel_engine_cs *engine = request->engine; - struct intel_context *ce = &request->ctx->engine[engine->id]; + struct intel_context *ce = + to_intel_context(request->ctx, request->engine); int ret; GEM_BUG_ON(!ce->pin_count); @@ -1854,7 +1854,7 @@ static void reset_common_ring(struct intel_engine_cs *engine, * future request will be after userspace has had the opportunity * to recreate its own state. */ - regs = request->ctx->engine[engine->id].lrc_reg_state; + regs = to_intel_context(request->ctx, engine)->lrc_reg_state; if (engine->default_state) { void *defaults; @@ -2305,9 +2305,13 @@ static int logical_ring_init(struct intel_engine_cs *engine) } engine->execlists.preempt_complete_status = ~0u; - if (engine->i915->preempt_context) + if (engine->i915->preempt_context) { + struct intel_context *ce = + to_intel_context(engine->i915->preempt_context, engine); + engine->execlists.preempt_complete_status = - upper_32_bits(engine->i915->preempt_context->engine[engine->id].lrc_desc); + upper_32_bits(ce->lrc_desc); + } return 0; @@ -2589,7 +2593,7 @@ static int execlists_context_deferred_alloc(struct i915_gem_context *ctx, struct intel_engine_cs *engine) { struct drm_i915_gem_object *ctx_obj; - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); struct i915_vma *vma; uint32_t context_size; struct intel_ring *ring; @@ -2660,7 +2664,8 @@ void intel_lr_context_resume(struct drm_i915_private *dev_priv) */ list_for_each_entry(ctx, &dev_priv->contexts.list, link) { for_each_engine(engine, dev_priv, id) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = + to_intel_context(ctx, engine); u32 *reg; if (!ce->state) diff --git a/drivers/gpu/drm/i915/intel_lrc.h b/drivers/gpu/drm/i915/intel_lrc.h index 59d7b86012e9..4ec7d8dd13c8 100644 --- a/drivers/gpu/drm/i915/intel_lrc.h +++ b/drivers/gpu/drm/i915/intel_lrc.h @@ -108,7 +108,7 @@ static inline uint64_t intel_lr_context_descriptor(struct i915_gem_context *ctx, struct intel_engine_cs *engine) { - return ctx->engine[engine->id].lrc_desc; + return to_intel_context(ctx, engine)->lrc_desc; } #endif /* _INTEL_LRC_H_ */ diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index c06c22c953b3..69ffc0dfe92b 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -558,7 +558,8 @@ static void reset_ring_common(struct intel_engine_cs *engine, */ if (request) { struct drm_i915_private *dev_priv = request->i915; - struct intel_context *ce = &request->ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(request->ctx, + engine); struct i915_hw_ppgtt *ppgtt; if (ce->state) { @@ -1163,9 +1164,9 @@ intel_ring_free(struct intel_ring *ring) kfree(ring); } -static int context_pin(struct i915_gem_context *ctx) +static int context_pin(struct intel_context *ce) { - struct i915_vma *vma = ctx->engine[RCS].state; + struct i915_vma *vma = ce->state; int ret; /* @@ -1256,7 +1257,7 @@ static struct intel_ring * intel_ring_context_pin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); int ret; lockdep_assert_held(&ctx->i915->drm.struct_mutex); @@ -1278,7 +1279,7 @@ intel_ring_context_pin(struct intel_engine_cs *engine, } if (ce->state) { - ret = context_pin(ctx); + ret = context_pin(ce); if (ret) goto err; @@ -1299,7 +1300,7 @@ err: static void intel_ring_context_unpin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { - struct intel_context *ce = &ctx->engine[engine->id]; + struct intel_context *ce = to_intel_context(ctx, engine); lockdep_assert_held(&ctx->i915->drm.struct_mutex); GEM_BUG_ON(ce->pin_count == 0); @@ -1427,7 +1428,7 @@ static inline int mi_set_context(struct i915_request *rq, u32 flags) *cs++ = MI_NOOP; *cs++ = MI_SET_CONTEXT; - *cs++ = i915_ggtt_offset(rq->ctx->engine[RCS].state) | flags; + *cs++ = i915_ggtt_offset(to_intel_context(rq->ctx, engine)->state) | flags; /* * w/a: MI_SET_CONTEXT must always be followed by MI_NOOP * WaMiSetContext_Hang:snb,ivb,vlv @@ -1518,7 +1519,7 @@ static int switch_context(struct i915_request *rq) hw_flags = MI_FORCE_RESTORE; } - if (to_ctx->engine[engine->id].state && + if (to_intel_context(to_ctx, engine)->state && (to_ctx != from_ctx || hw_flags & MI_FORCE_RESTORE)) { GEM_BUG_ON(engine->id != RCS); @@ -1566,7 +1567,7 @@ static int ring_request_alloc(struct i915_request *request) { int ret; - GEM_BUG_ON(!request->ctx->engine[request->engine->id].pin_count); + GEM_BUG_ON(!to_intel_context(request->ctx, request->engine)->pin_count); /* Flush enough space to reduce the likelihood of waiting after * we start building the request - in which case we will just diff --git a/drivers/gpu/drm/i915/selftests/mock_engine.c b/drivers/gpu/drm/i915/selftests/mock_engine.c index 78a89efa1119..b82420c6b810 100644 --- a/drivers/gpu/drm/i915/selftests/mock_engine.c +++ b/drivers/gpu/drm/i915/selftests/mock_engine.c @@ -71,14 +71,21 @@ static struct intel_ring * mock_context_pin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { - i915_gem_context_get(ctx); + struct intel_context *ce = to_intel_context(ctx, engine); + + if (!ce->pin_count++) + i915_gem_context_get(ctx); + return engine->buffer; } static void mock_context_unpin(struct intel_engine_cs *engine, struct i915_gem_context *ctx) { - i915_gem_context_put(ctx); + struct intel_context *ce = to_intel_context(ctx, engine); + + if (!--ce->pin_count) + i915_gem_context_put(ctx); } static int mock_request_alloc(struct i915_request *request) @@ -217,7 +224,7 @@ void mock_engine_free(struct intel_engine_cs *engine) GEM_BUG_ON(timer_pending(&mock->hw_delay)); if (engine->last_retired_context) - engine->context_unpin(engine, engine->last_retired_context); + intel_context_unpin(engine->last_retired_context, engine); intel_engine_fini_breadcrumbs(engine); -- 2.11.0