diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_guc_submission.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_guc_submission.c | 49 |
1 files changed, 29 insertions, 20 deletions
diff --git a/drivers/gpu/drm/i915/intel_guc_submission.c b/drivers/gpu/drm/i915/intel_guc_submission.c index 1570dcbe249c..c58922226d47 100644 --- a/drivers/gpu/drm/i915/intel_guc_submission.c +++ b/drivers/gpu/drm/i915/intel_guc_submission.c @@ -81,6 +81,12 @@ * */ +static inline u32 intel_hws_preempt_done_address(struct intel_engine_cs *engine) +{ + return (i915_ggtt_offset(engine->status_page.vma) + + I915_GEM_HWS_PREEMPT_ADDR); +} + static inline struct i915_priolist *to_priolist(struct rb_node *rb) { return rb_entry(rb, struct i915_priolist, node); @@ -376,7 +382,7 @@ static void guc_stage_desc_init(struct intel_guc_client *client) desc->db_id = client->doorbell_id; for_each_engine_masked(engine, dev_priv, client->engines, tmp) { - struct intel_context *ce = to_intel_context(ctx, engine); + struct intel_context *ce = intel_context_lookup(ctx, engine); u32 guc_engine_id = engine->guc_id; struct guc_execlist_context *lrc = &desc->lrc[guc_engine_id]; @@ -387,7 +393,7 @@ static void guc_stage_desc_init(struct intel_guc_client *client) * for now who owns a GuC client. But for future owner of GuC * client, need to make sure lrc is pinned prior to enter here. */ - if (!ce->state) + if (!ce || !ce->state) break; /* XXX: continue? */ /* @@ -529,7 +535,7 @@ static void guc_add_request(struct intel_guc *guc, struct i915_request *rq) spin_lock(&client->wq_lock); guc_wq_item_append(client, engine->guc_id, ctx_desc, - ring_tail, rq->global_seqno); + ring_tail, rq->fence.seqno); guc_ring_doorbell(client); client->submissions[engine->id] += 1; @@ -561,7 +567,7 @@ static void inject_preempt_context(struct work_struct *work) preempt_work[engine->id]); struct intel_guc_client *client = guc->preempt_client; struct guc_stage_desc *stage_desc = __get_stage_desc(client); - struct intel_context *ce = to_intel_context(client->owner, engine); + struct intel_context *ce = intel_context_lookup(client->owner, engine); u32 data[7]; if (!ce->ring->emit) { /* recreate upon load/resume */ @@ -569,14 +575,16 @@ static void inject_preempt_context(struct work_struct *work) u32 *cs; cs = ce->ring->vaddr; - if (engine->id == RCS) { + if (engine->class == RENDER_CLASS) { cs = gen8_emit_ggtt_write_rcs(cs, GUC_PREEMPT_FINISHED, - addr); + addr, + PIPE_CONTROL_CS_STALL); } else { cs = gen8_emit_ggtt_write(cs, GUC_PREEMPT_FINISHED, - addr); + addr, + 0); *cs++ = MI_NOOP; *cs++ = MI_NOOP; } @@ -622,6 +630,8 @@ static void inject_preempt_context(struct work_struct *work) EXECLISTS_ACTIVE_PREEMPT); tasklet_schedule(&engine->execlists.tasklet); } + + (void)I915_SELFTEST_ONLY(engine->execlists.preempt_hang.count++); } /* @@ -665,7 +675,7 @@ static void complete_preempt_context(struct intel_engine_cs *engine) execlists_unwind_incomplete_requests(execlists); wait_for_guc_preempt_report(engine); - intel_write_status_page(engine, I915_GEM_HWS_PREEMPT_INDEX, 0); + intel_write_status_page(engine, I915_GEM_HWS_PREEMPT, 0); } /** @@ -711,7 +721,7 @@ static inline int rq_prio(const struct i915_request *rq) static inline int port_prio(const struct execlist_port *port) { - return rq_prio(port_request(port)); + return rq_prio(port_request(port)) | __NO_PREEMPTION; } static bool __guc_dequeue(struct intel_engine_cs *engine) @@ -730,7 +740,7 @@ static bool __guc_dequeue(struct intel_engine_cs *engine) if (intel_engine_has_preemption(engine)) { struct guc_preempt_work *preempt_work = &engine->i915->guc.preempt_work[engine->id]; - int prio = execlists->queue_priority; + int prio = execlists->queue_priority_hint; if (__execlists_need_preempt(prio, port_prio(port))) { execlists_set_active(execlists, @@ -772,11 +782,11 @@ static bool __guc_dequeue(struct intel_engine_cs *engine) } rb_erase_cached(&p->node, &execlists->queue); - if (p->priority != I915_PRIORITY_NORMAL) - kmem_cache_free(engine->i915->priorities, p); + i915_priolist_free(p); } done: - execlists->queue_priority = rb ? to_priolist(rb)->priority : INT_MIN; + execlists->queue_priority_hint = + rb ? to_priolist(rb)->priority : INT_MIN; if (submit) port_assign(port, last); if (last) @@ -823,7 +833,7 @@ static void guc_submission_tasklet(unsigned long data) } if (execlists_is_active(execlists, EXECLISTS_ACTIVE_PREEMPT) && - intel_read_status_page(engine, I915_GEM_HWS_PREEMPT_INDEX) == + intel_read_status_page(engine, I915_GEM_HWS_PREEMPT) == GUC_PREEMPT_FINISHED) complete_preempt_context(engine); @@ -833,8 +843,7 @@ static void guc_submission_tasklet(unsigned long data) spin_unlock_irqrestore(&engine->timeline.lock, flags); } -static struct i915_request * -guc_reset_prepare(struct intel_engine_cs *engine) +static void guc_reset_prepare(struct intel_engine_cs *engine) { struct intel_engine_execlists * const execlists = &engine->execlists; @@ -860,8 +869,6 @@ guc_reset_prepare(struct intel_engine_cs *engine) */ if (engine->i915->guc.preempt_wq) flush_workqueue(engine->i915->guc.preempt_wq); - - return i915_gem_find_active_request(engine); } /* @@ -1024,7 +1031,7 @@ static int guc_clients_create(struct intel_guc *guc) GEM_BUG_ON(guc->preempt_client); client = guc_client_alloc(dev_priv, - INTEL_INFO(dev_priv)->ring_mask, + INTEL_INFO(dev_priv)->engine_mask, GUC_CLIENT_PRIORITY_KMD_NORMAL, dev_priv->kernel_context); if (IS_ERR(client)) { @@ -1035,7 +1042,7 @@ static int guc_clients_create(struct intel_guc *guc) if (dev_priv->preempt_context) { client = guc_client_alloc(dev_priv, - INTEL_INFO(dev_priv)->ring_mask, + INTEL_INFO(dev_priv)->engine_mask, GUC_CLIENT_PRIORITY_KMD_HIGH, dev_priv->preempt_context); if (IS_ERR(client)) { @@ -1255,10 +1262,12 @@ static void guc_interrupts_release(struct drm_i915_private *dev_priv) static void guc_submission_park(struct intel_engine_cs *engine) { intel_engine_unpin_breadcrumbs_irq(engine); + engine->flags &= ~I915_ENGINE_NEEDS_BREADCRUMB_TASKLET; } static void guc_submission_unpark(struct intel_engine_cs *engine) { + engine->flags |= I915_ENGINE_NEEDS_BREADCRUMB_TASKLET; intel_engine_pin_breadcrumbs_irq(engine); } |