diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lrc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_lrc.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 449fd1e95f1f..c2c8380a0121 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -161,7 +161,6 @@ #define EXECLISTS_REQUEST_SIZE 64 /* bytes */ #define WA_TAIL_DWORDS 2 #define WA_TAIL_BYTES (sizeof(u32) * WA_TAIL_DWORDS) -#define PREEMPT_ID 0x1 static int execlists_context_deferred_alloc(struct i915_gem_context *ctx, struct intel_engine_cs *engine); @@ -448,7 +447,8 @@ static void inject_preempt_context(struct intel_engine_cs *engine) &engine->i915->preempt_context->engine[engine->id]; unsigned int n; - GEM_BUG_ON(engine->i915->preempt_context->hw_id != PREEMPT_ID); + GEM_BUG_ON(engine->execlists.preempt_complete_status != + upper_32_bits(ce->lrc_desc)); GEM_BUG_ON(!IS_ALIGNED(ce->ring->size, WA_TAIL_BYTES)); memset(ce->ring->vaddr + ce->ring->tail, 0, WA_TAIL_BYTES); @@ -528,7 +528,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine) if (!execlists_is_active(execlists, EXECLISTS_ACTIVE_HWACK)) goto unlock; - if (HAS_LOGICAL_RING_PREEMPTION(engine->i915) && + if (engine->i915->preempt_context && rb_entry(rb, struct i915_priolist, node)->priority > max(last->priotree.priority, 0)) { /* @@ -844,7 +844,7 @@ static void execlists_submission_tasklet(unsigned long data) GEM_BUG_ON(status & GEN8_CTX_STATUS_IDLE_ACTIVE); if (status & GEN8_CTX_STATUS_COMPLETE && - buf[2*head + 1] == PREEMPT_ID) { + buf[2*head + 1] == execlists->preempt_complete_status) { GEM_TRACE("%s preempt-idle\n", engine->name); execlists_cancel_port_requests(execlists); @@ -1967,7 +1967,7 @@ static void execlists_set_default_submission(struct intel_engine_cs *engine) engine->i915->caps.scheduler = I915_SCHEDULER_CAP_ENABLED | I915_SCHEDULER_CAP_PRIORITY; - if (HAS_LOGICAL_RING_PREEMPTION(engine->i915)) + if (engine->i915->preempt_context) engine->i915->caps.scheduler |= I915_SCHEDULER_CAP_PREEMPTION; } @@ -2045,6 +2045,11 @@ static int logical_ring_init(struct intel_engine_cs *engine) engine->execlists.elsp = engine->i915->regs + i915_mmio_reg_offset(RING_ELSP(engine)); + engine->execlists.preempt_complete_status = ~0u; + if (engine->i915->preempt_context) + engine->execlists.preempt_complete_status = + upper_32_bits(engine->i915->preempt_context->engine[engine->id].lrc_desc); + return 0; error: @@ -2307,7 +2312,7 @@ populate_lr_context(struct i915_gem_context *ctx, if (!engine->default_state) regs[CTX_CONTEXT_CONTROL + 1] |= _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT); - if (ctx->hw_id == PREEMPT_ID) + if (ctx == ctx->i915->preempt_context) regs[CTX_CONTEXT_CONTROL + 1] |= _MASKED_BIT_ENABLE(CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT | CTX_CTRL_ENGINE_CTX_SAVE_INHIBIT); |