1 files changed, 61 insertions, 122 deletions

diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c
index aa6791255252..f51ff683dd2e 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.c
+++ b/drivers/gpu/drm/i915/i915_gpu_error.c
@@ -380,19 +380,16 @@ static void print_error_buffers(struct drm_i915_error_state_buf *m,
 	err_printf(m, "%s [%d]:\n", name, count);
 
 	while (count--) {
-		err_printf(m, "    %08x_%08x %8u %02x %02x %02x",
+		err_printf(m, "    %08x_%08x %8u %02x %02x",
 			   upper_32_bits(err->gtt_offset),
 			   lower_32_bits(err->gtt_offset),
 			   err->size,
 			   err->read_domains,
-			   err->write_domain,
-			   err->wseqno);
+			   err->write_domain);
 		err_puts(m, tiling_flag(err->tiling));
 		err_puts(m, dirty_flag(err->dirty));
 		err_puts(m, purgeable_flag(err->purgeable));
 		err_puts(m, err->userptr ? " userptr" : "");
-		err_puts(m, err->engine != -1 ? " " : "");
-		err_puts(m, engine_name(m->i915, err->engine));
 		err_puts(m, i915_cache_level_str(m->i915, err->cache_level));
 
 		if (err->name)
@@ -414,7 +411,7 @@ static void error_print_instdone(struct drm_i915_error_state_buf *m,
 	err_printf(m, "  INSTDONE: 0x%08x\n",
 		   ee->instdone.instdone);
 
-	if (ee->engine_id != RCS || INTEL_GEN(m->i915) <= 3)
+	if (ee->engine_id != RCS0 || INTEL_GEN(m->i915) <= 3)
 		return;
 
 	err_printf(m, "  SC_INSTDONE: 0x%08x\n",
@@ -434,11 +431,6 @@ static void error_print_instdone(struct drm_i915_error_state_buf *m,
 			   ee->instdone.row[slice][subslice]);
 }
 
-static const char *bannable(const struct drm_i915_error_context *ctx)
-{
-	return ctx->bannable ? "" : " (unbannable)";
-}
-
 static void error_print_request(struct drm_i915_error_state_buf *m,
 				const char *prefix,
 				const struct drm_i915_error_request *erq,
@@ -447,9 +439,8 @@ static void error_print_request(struct drm_i915_error_state_buf *m,
 	if (!erq->seqno)
 		return;
 
-	err_printf(m, "%s pid %d, ban score %d, seqno %8x:%08x%s%s, prio %d, emitted %dms, start %08x, head %08x, tail %08x\n",
-		   prefix, erq->pid, erq->ban_score,
-		   erq->context, erq->seqno,
+	err_printf(m, "%s pid %d, seqno %8x:%08x%s%s, prio %d, emitted %dms, start %08x, head %08x, tail %08x\n",
+		   prefix, erq->pid, erq->context, erq->seqno,
 		   test_bit(DMA_FENCE_FLAG_SIGNALED_BIT,
 			    &erq->flags) ? "!" : "",
 		   test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT,
@@ -463,10 +454,9 @@ static void error_print_context(struct drm_i915_error_state_buf *m,
 				const char *header,
 				const struct drm_i915_error_context *ctx)
 {
-	err_printf(m, "%s%s[%d] user_handle %d hw_id %d, prio %d, ban score %d%s guilty %d active %d\n",
-		   header, ctx->comm, ctx->pid, ctx->handle, ctx->hw_id,
-		   ctx->sched_attr.priority, ctx->ban_score, bannable(ctx),
-		   ctx->guilty, ctx->active);
+	err_printf(m, "%s%s[%d] hw_id %d, prio %d, guilty %d active %d\n",
+		   header, ctx->comm, ctx->pid, ctx->hw_id,
+		   ctx->sched_attr.priority, ctx->guilty, ctx->active);
 }
 
 static void error_print_engine(struct drm_i915_error_state_buf *m,
@@ -512,13 +502,6 @@ static void error_print_engine(struct drm_i915_error_state_buf *m,
 	if (INTEL_GEN(m->i915) >= 6) {
 		err_printf(m, "  RC PSMI: 0x%08x\n", ee->rc_psmi);
 		err_printf(m, "  FAULT_REG: 0x%08x\n", ee->fault_reg);
-		err_printf(m, "  SYNC_0: 0x%08x\n",
-			   ee->semaphore_mboxes[0]);
-		err_printf(m, "  SYNC_1: 0x%08x\n",
-			   ee->semaphore_mboxes[1]);
-		if (HAS_VEBOX(m->i915))
-			err_printf(m, "  SYNC_2: 0x%08x\n",
-				   ee->semaphore_mboxes[2]);
 	}
 	if (HAS_PPGTT(m->i915)) {
 		err_printf(m, "  GFX_MODE: 0x%08x\n", ee->vm_info.gfx_mode);
@@ -533,8 +516,6 @@ static void error_print_engine(struct drm_i915_error_state_buf *m,
 				   ee->vm_info.pp_dir_base);
 		}
 	}
-	err_printf(m, "  seqno: 0x%08x\n", ee->seqno);
-	err_printf(m, "  last_seqno: 0x%08x\n", ee->last_seqno);
 	err_printf(m, "  ring->head: 0x%08x\n", ee->cpu_ring_head);
 	err_printf(m, "  ring->tail: 0x%08x\n", ee->cpu_ring_tail);
 	err_printf(m, "  hangcheck timestamp: %dms (%lu%s)\n",
@@ -688,16 +669,17 @@ static void __err_print_to_sgl(struct drm_i915_error_state_buf *m,
 		if (!error->engine[i].context.pid)
 			continue;
 
-		err_printf(m, "Active process (on ring %s): %s [%d], score %d%s\n",
+		err_printf(m, "Active process (on ring %s): %s [%d]\n",
 			   engine_name(m->i915, i),
 			   error->engine[i].context.comm,
-			   error->engine[i].context.pid,
-			   error->engine[i].context.ban_score,
-			   bannable(&error->engine[i].context));
+			   error->engine[i].context.pid);
 	}
 	err_printf(m, "Reset count: %u\n", error->reset_count);
 	err_printf(m, "Suspend count: %u\n", error->suspend_count);
 	err_printf(m, "Platform: %s\n", intel_platform_name(error->device_info.platform));
+	err_printf(m, "Subplatform: 0x%x\n",
+		   intel_subplatform(&error->runtime_info,
+				     error->device_info.platform));
 	err_print_pciid(m, m->i915);
 
 	err_printf(m, "IOMMU enabled?: %d\n", error->iommu);
@@ -779,13 +761,9 @@ static void __err_print_to_sgl(struct drm_i915_error_state_buf *m,
 		if (obj) {
 			err_puts(m, m->i915->engine[i]->name);
 			if (ee->context.pid)
-				err_printf(m, " (submitted by %s [%d], ctx %d [%d], score %d%s)",
+				err_printf(m, " (submitted by %s [%d])",
 					   ee->context.comm,
-					   ee->context.pid,
-					   ee->context.handle,
-					   ee->context.hw_id,
-					   ee->context.ban_score,
-					   bannable(&ee->context));
+					   ee->context.pid);
 			err_printf(m, " --- gtt_offset = 0x%08x %08x\n",
 				   upper_32_bits(obj->gtt_offset),
 				   lower_32_bits(obj->gtt_offset));
@@ -1061,27 +1039,6 @@ i915_error_object_create(struct drm_i915_private *i915,
 	return dst;
 }
 
-/* The error capture is special as tries to run underneath the normal
- * locking rules - so we use the raw version of the i915_active_request lookup.
- */
-static inline u32
-__active_get_seqno(struct i915_active_request *active)
-{
-	struct i915_request *request;
-
-	request = __i915_active_request_peek(active);
-	return request ? request->global_seqno : 0;
-}
-
-static inline int
-__active_get_engine_id(struct i915_active_request *active)
-{
-	struct i915_request *request;
-
-	request = __i915_active_request_peek(active);
-	return request ? request->engine->id : -1;
-}
-
 static void capture_bo(struct drm_i915_error_buffer *err,
 		       struct i915_vma *vma)
 {
@@ -1090,9 +1047,6 @@ static void capture_bo(struct drm_i915_error_buffer *err,
 	err->size = obj->base.size;
 	err->name = obj->base.name;
 
-	err->wseqno = __active_get_seqno(&obj->frontbuffer_write);
-	err->engine = __active_get_engine_id(&obj->frontbuffer_write);
-
 	err->gtt_offset = vma->node.start;
 	err->read_domains = obj->read_domains;
 	err->write_domain = obj->write_domain;
@@ -1142,7 +1096,7 @@ static u32 capture_error_bo(struct drm_i915_error_buffer *err,
  * It's only a small step better than a random number in its current form.
  */
 static u32 i915_error_generate_code(struct i915_gpu_state *error,
-				    unsigned long engine_mask)
+				    intel_engine_mask_t engine_mask)
 {
 	/*
 	 * IPEHR would be an ideal way to detect errors, as it's the gross
@@ -1178,18 +1132,6 @@ static void gem_record_fences(struct i915_gpu_state *error)
 	error->nfence = i;
 }
 
-static void gen6_record_semaphore_state(struct intel_engine_cs *engine,
-					struct drm_i915_error_engine *ee)
-{
-	struct drm_i915_private *dev_priv = engine->i915;
-
-	ee->semaphore_mboxes[0] = I915_READ(RING_SYNC_0(engine->mmio_base));
-	ee->semaphore_mboxes[1] = I915_READ(RING_SYNC_1(engine->mmio_base));
-	if (HAS_VEBOX(dev_priv))
-		ee->semaphore_mboxes[2] =
-			I915_READ(RING_SYNC_2(engine->mmio_base));
-}
-
 static void error_record_engine_registers(struct i915_gpu_state *error,
 					  struct intel_engine_cs *engine,
 					  struct drm_i915_error_engine *ee)
@@ -1197,44 +1139,40 @@ static void error_record_engine_registers(struct i915_gpu_state *error,
 	struct drm_i915_private *dev_priv = engine->i915;
 
 	if (INTEL_GEN(dev_priv) >= 6) {
-		ee->rc_psmi = I915_READ(RING_PSMI_CTL(engine->mmio_base));
-		if (INTEL_GEN(dev_priv) >= 8) {
+		ee->rc_psmi = ENGINE_READ(engine, RING_PSMI_CTL);
+		if (INTEL_GEN(dev_priv) >= 8)
 			ee->fault_reg = I915_READ(GEN8_RING_FAULT_REG);
-		} else {
-			gen6_record_semaphore_state(engine, ee);
+		else
 			ee->fault_reg = I915_READ(RING_FAULT_REG(engine));
-		}
 	}
 
 	if (INTEL_GEN(dev_priv) >= 4) {
-		ee->faddr = I915_READ(RING_DMA_FADD(engine->mmio_base));
-		ee->ipeir = I915_READ(RING_IPEIR(engine->mmio_base));
-		ee->ipehr = I915_READ(RING_IPEHR(engine->mmio_base));
-		ee->instps = I915_READ(RING_INSTPS(engine->mmio_base));
-		ee->bbaddr = I915_READ(RING_BBADDR(engine->mmio_base));
+		ee->faddr = ENGINE_READ(engine, RING_DMA_FADD);
+		ee->ipeir = ENGINE_READ(engine, RING_IPEIR);
+		ee->ipehr = ENGINE_READ(engine, RING_IPEHR);
+		ee->instps = ENGINE_READ(engine, RING_INSTPS);
+		ee->bbaddr = ENGINE_READ(engine, RING_BBADDR);
 		if (INTEL_GEN(dev_priv) >= 8) {
-			ee->faddr |= (u64) I915_READ(RING_DMA_FADD_UDW(engine->mmio_base)) << 32;
-			ee->bbaddr |= (u64) I915_READ(RING_BBADDR_UDW(engine->mmio_base)) << 32;
+			ee->faddr |= (u64)ENGINE_READ(engine, RING_DMA_FADD_UDW) << 32;
+			ee->bbaddr |= (u64)ENGINE_READ(engine, RING_BBADDR_UDW) << 32;
 		}
-		ee->bbstate = I915_READ(RING_BBSTATE(engine->mmio_base));
+		ee->bbstate = ENGINE_READ(engine, RING_BBSTATE);
 	} else {
-		ee->faddr = I915_READ(DMA_FADD_I8XX);
-		ee->ipeir = I915_READ(IPEIR);
-		ee->ipehr = I915_READ(IPEHR);
+		ee->faddr = ENGINE_READ(engine, DMA_FADD_I8XX);
+		ee->ipeir = ENGINE_READ(engine, IPEIR);
+		ee->ipehr = ENGINE_READ(engine, IPEHR);
 	}
 
 	intel_engine_get_instdone(engine, &ee->instdone);
 
-	ee->instpm = I915_READ(RING_INSTPM(engine->mmio_base));
+	ee->instpm = ENGINE_READ(engine, RING_INSTPM);
 	ee->acthd = intel_engine_get_active_head(engine);
-	ee->seqno = intel_engine_get_seqno(engine);
-	ee->last_seqno = intel_engine_last_submit(engine);
-	ee->start = I915_READ_START(engine);
-	ee->head = I915_READ_HEAD(engine);
-	ee->tail = I915_READ_TAIL(engine);
-	ee->ctl = I915_READ_CTL(engine);
+	ee->start = ENGINE_READ(engine, RING_START);
+	ee->head = ENGINE_READ(engine, RING_HEAD);
+	ee->tail = ENGINE_READ(engine, RING_TAIL);
+	ee->ctl = ENGINE_READ(engine, RING_CTL);
 	if (INTEL_GEN(dev_priv) > 2)
-		ee->mode = I915_READ_MODE(engine);
+		ee->mode = ENGINE_READ(engine, RING_MI_MODE);
 
 	if (!HWS_NEEDS_PHYSICAL(dev_priv)) {
 		i915_reg_t mmio;
@@ -1242,16 +1180,17 @@ static void error_record_engine_registers(struct i915_gpu_state *error,
 		if (IS_GEN(dev_priv, 7)) {
 			switch (engine->id) {
 			default:
-			case RCS:
+				MISSING_CASE(engine->id);
+			case RCS0:
 				mmio = RENDER_HWS_PGA_GEN7;
 				break;
-			case BCS:
+			case BCS0:
 				mmio = BLT_HWS_PGA_GEN7;
 				break;
-			case VCS:
+			case VCS0:
 				mmio = BSD_HWS_PGA_GEN7;
 				break;
-			case VECS:
+			case VECS0:
 				mmio = VEBOX_HWS_PGA_GEN7;
 				break;
 			}
@@ -1276,20 +1215,23 @@ static void error_record_engine_registers(struct i915_gpu_state *error,
 
 		ee->vm_info.gfx_mode = I915_READ(RING_MODE_GEN7(engine));
 
-		if (IS_GEN(dev_priv, 6))
+		if (IS_GEN(dev_priv, 6)) {
 			ee->vm_info.pp_dir_base =
-				I915_READ(RING_PP_DIR_BASE_READ(engine));
-		else if (IS_GEN(dev_priv, 7))
+				ENGINE_READ(engine, RING_PP_DIR_BASE_READ);
+		} else if (IS_GEN(dev_priv, 7)) {
 			ee->vm_info.pp_dir_base =
-				I915_READ(RING_PP_DIR_BASE(engine));
-		else if (INTEL_GEN(dev_priv) >= 8)
+				ENGINE_READ(engine, RING_PP_DIR_BASE);
+		} else if (INTEL_GEN(dev_priv) >= 8) {
+			u32 base = engine->mmio_base;
+
 			for (i = 0; i < 4; i++) {
 				ee->vm_info.pdp[i] =
-					I915_READ(GEN8_RING_PDP_UDW(engine, i));
+					I915_READ(GEN8_RING_PDP_UDW(base, i));
 				ee->vm_info.pdp[i] <<= 32;
 				ee->vm_info.pdp[i] |=
-					I915_READ(GEN8_RING_PDP_LDW(engine, i));
+					I915_READ(GEN8_RING_PDP_LDW(base, i));
 			}
+		}
 	}
 }
 
@@ -1299,10 +1241,9 @@ static void record_request(struct i915_request *request,
 	struct i915_gem_context *ctx = request->gem_context;
 
 	erq->flags = request->fence.flags;
-	erq->context = ctx->hw_id;
+	erq->context = request->fence.context;
+	erq->seqno = request->fence.seqno;
 	erq->sched_attr = request->sched.attr;
-	erq->ban_score = atomic_read(&ctx->ban_score);
-	erq->seqno = request->global_seqno;
 	erq->jiffies = request->emitted_jiffies;
 	erq->start = i915_ggtt_offset(request->ring->vma);
 	erq->head = request->head;
@@ -1393,11 +1334,8 @@ static void record_context(struct drm_i915_error_context *e,
 		rcu_read_unlock();
 	}
 
-	e->handle = ctx->user_handle;
 	e->hw_id = ctx->hw_id;
 	e->sched_attr = ctx->sched;
-	e->ban_score = atomic_read(&ctx->ban_score);
-	e->bannable = i915_gem_context_is_bannable(ctx);
 	e->guilty = atomic_read(&ctx->guilty_count);
 	e->active = atomic_read(&ctx->active_count);
 }
@@ -1476,7 +1414,7 @@ static void gem_record_rings(struct i915_gpu_state *error)
 		error_record_engine_registers(error, engine, ee);
 		error_record_engine_execlists(engine, ee);
 
-		request = i915_gem_find_active_request(engine);
+		request = intel_engine_find_active_request(engine);
 		if (request) {
 			struct i915_gem_context *ctx = request->gem_context;
 			struct intel_ring *ring;
@@ -1669,7 +1607,7 @@ static void capture_reg_state(struct i915_gpu_state *error)
 	}
 
 	if (INTEL_GEN(dev_priv) >= 5)
-		error->ccid = I915_READ(CCID);
+		error->ccid = I915_READ(CCID(RENDER_RING_BASE));
 
 	/* 3: Feature specific registers */
 	if (IS_GEN_RANGE(dev_priv, 6, 7)) {
@@ -1697,16 +1635,17 @@ static void capture_reg_state(struct i915_gpu_state *error)
 		error->gtier[0] = I915_READ(GTIER);
 		error->ngtier = 1;
 	} else if (IS_GEN(dev_priv, 2)) {
-		error->ier = I915_READ16(IER);
+		error->ier = I915_READ16(GEN2_IER);
 	} else if (!IS_VALLEYVIEW(dev_priv)) {
-		error->ier = I915_READ(IER);
+		error->ier = I915_READ(GEN2_IER);
 	}
 	error->eir = I915_READ(EIR);
 	error->pgtbl_er = I915_READ(PGTBL_ER);
 }
 
 static const char *
-error_msg(struct i915_gpu_state *error, unsigned long engines, const char *msg)
+error_msg(struct i915_gpu_state *error,
+	  intel_engine_mask_t engines, const char *msg)
 {
 	int len;
 	int i;
@@ -1716,7 +1655,7 @@ error_msg(struct i915_gpu_state *error, unsigned long engines, const char *msg)
 			engines &= ~BIT(i);
 
 	len = scnprintf(error->error_msg, sizeof(error->error_msg),
-			"GPU HANG: ecode %d:%lx:0x%08x",
+			"GPU HANG: ecode %d:%x:0x%08x",
 			INTEL_GEN(error->i915), engines,
 			i915_error_generate_code(error, engines));
 	if (engines) {
@@ -1855,7 +1794,7 @@ i915_capture_gpu_state(struct drm_i915_private *i915)
  * to pick up.
  */
 void i915_capture_error_state(struct drm_i915_private *i915,
-			      unsigned long engine_mask,
+			      intel_engine_mask_t engine_mask,
 			      const char *msg)
 {
 	static bool warned;