]> git.karo-electronics.de Git - karo-tx-linux.git/blobdiff - drivers/gpu/drm/i915/i915_debugfs.c
drm/i915: Use atomics to manipulate obj->frontbuffer_bits
[karo-tx-linux.git] / drivers / gpu / drm / i915 / i915_debugfs.c
index 531ca0221c7f6c60da442728df75c535e888e1b8..9796b07bdb0d341434bdf1bce9b4dc468ad16f81 100644 (file)
@@ -125,7 +125,7 @@ static u64 i915_gem_obj_total_ggtt_size(struct drm_i915_gem_object *obj)
        struct i915_vma *vma;
 
        list_for_each_entry(vma, &obj->vma_list, obj_link) {
-               if (vma->is_ggtt && drm_mm_node_allocated(&vma->node))
+               if (i915_vma_is_ggtt(vma) && drm_mm_node_allocated(&vma->node))
                        size += vma->node.size;
        }
 
@@ -138,6 +138,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
        struct drm_i915_private *dev_priv = to_i915(obj->base.dev);
        struct intel_engine_cs *engine;
        struct i915_vma *vma;
+       unsigned int frontbuffer_bits;
        int pin_count = 0;
        enum intel_engine_id id;
 
@@ -155,17 +156,20 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
                   obj->base.write_domain);
        for_each_engine_id(engine, dev_priv, id)
                seq_printf(m, "%x ",
-                               i915_gem_request_get_seqno(obj->last_read_req[id]));
+                          i915_gem_active_get_seqno(&obj->last_read[id],
+                                                    &obj->base.dev->struct_mutex));
        seq_printf(m, "] %x %x%s%s%s",
-                  i915_gem_request_get_seqno(obj->last_write_req),
-                  i915_gem_request_get_seqno(obj->last_fenced_req),
+                  i915_gem_active_get_seqno(&obj->last_write,
+                                            &obj->base.dev->struct_mutex),
+                  i915_gem_active_get_seqno(&obj->last_fence,
+                                            &obj->base.dev->struct_mutex),
                   i915_cache_level_str(to_i915(obj->base.dev), obj->cache_level),
                   obj->dirty ? " dirty" : "",
                   obj->madv == I915_MADV_DONTNEED ? " purgeable" : "");
        if (obj->base.name)
                seq_printf(m, " (name: %d)", obj->base.name);
        list_for_each_entry(vma, &obj->vma_list, obj_link) {
-               if (vma->pin_count > 0)
+               if (i915_vma_is_pinned(vma))
                        pin_count++;
        }
        seq_printf(m, " (pinned x %d)", pin_count);
@@ -174,10 +178,13 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
        if (obj->fence_reg != I915_FENCE_REG_NONE)
                seq_printf(m, " (fence: %d)", obj->fence_reg);
        list_for_each_entry(vma, &obj->vma_list, obj_link) {
+               if (!drm_mm_node_allocated(&vma->node))
+                       continue;
+
                seq_printf(m, " (%sgtt offset: %08llx, size: %08llx",
-                          vma->is_ggtt ? "g" : "pp",
+                          i915_vma_is_ggtt(vma) ? "g" : "pp",
                           vma->node.start, vma->node.size);
-               if (vma->is_ggtt)
+               if (i915_vma_is_ggtt(vma))
                        seq_printf(m, ", type: %u", vma->ggtt_view.type);
                seq_puts(m, ")");
        }
@@ -192,11 +199,15 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
                *t = '\0';
                seq_printf(m, " (%s mappable)", s);
        }
-       if (obj->last_write_req != NULL)
-               seq_printf(m, " (%s)",
-                          i915_gem_request_get_engine(obj->last_write_req)->name);
-       if (obj->frontbuffer_bits)
-               seq_printf(m, " (frontbuffer: 0x%03x)", obj->frontbuffer_bits);
+
+       engine = i915_gem_active_get_engine(&obj->last_write,
+                                           &obj->base.dev->struct_mutex);
+       if (engine)
+               seq_printf(m, " (%s)", engine->name);
+
+       frontbuffer_bits = atomic_read(&obj->frontbuffer_bits);
+       if (frontbuffer_bits)
+               seq_printf(m, " (frontbuffer: 0x%03x)", frontbuffer_bits);
 }
 
 static int i915_gem_object_list_info(struct seq_file *m, void *data)
@@ -338,46 +349,29 @@ static int per_file_stats(int id, void *ptr, void *data)
 
        stats->count++;
        stats->total += obj->base.size;
-
+       if (!obj->bind_count)
+               stats->unbound += obj->base.size;
        if (obj->base.name || obj->base.dma_buf)
                stats->shared += obj->base.size;
 
-       if (USES_FULL_PPGTT(obj->base.dev)) {
-               list_for_each_entry(vma, &obj->vma_list, obj_link) {
-                       struct i915_hw_ppgtt *ppgtt;
-
-                       if (!drm_mm_node_allocated(&vma->node))
-                               continue;
+       list_for_each_entry(vma, &obj->vma_list, obj_link) {
+               if (!drm_mm_node_allocated(&vma->node))
+                       continue;
 
-                       if (vma->is_ggtt) {
-                               stats->global += obj->base.size;
-                               continue;
-                       }
+               if (i915_vma_is_ggtt(vma)) {
+                       stats->global += vma->node.size;
+               } else {
+                       struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vma->vm);
 
-                       ppgtt = container_of(vma->vm, struct i915_hw_ppgtt, base);
-                       if (ppgtt->file_priv != stats->file_priv)
+                       if (ppgtt->base.file != stats->file_priv)
                                continue;
-
-                       if (obj->active) /* XXX per-vma statistic */
-                               stats->active += obj->base.size;
-                       else
-                               stats->inactive += obj->base.size;
-
-                       return 0;
-               }
-       } else {
-               if (i915_gem_obj_ggtt_bound(obj)) {
-                       stats->global += obj->base.size;
-                       if (obj->active)
-                               stats->active += obj->base.size;
-                       else
-                               stats->inactive += obj->base.size;
-                       return 0;
                }
-       }
 
-       if (!list_empty(&obj->global_list))
-               stats->unbound += obj->base.size;
+               if (i915_vma_is_active(vma))
+                       stats->active += vma->node.size;
+               else
+                       stats->inactive += vma->node.size;
+       }
 
        return 0;
 }
@@ -425,8 +419,8 @@ static int per_file_ctx_stats(int id, void *ptr, void *data)
        for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) {
                if (ctx->engine[n].state)
                        per_file_stats(0, ctx->engine[n].state, data);
-               if (ctx->engine[n].ringbuf)
-                       per_file_stats(0, ctx->engine[n].ringbuf->obj, data);
+               if (ctx->engine[n].ring)
+                       per_file_stats(0, ctx->engine[n].ring->obj, data);
        }
 
        return 0;
@@ -754,13 +748,13 @@ static int i915_gem_request_info(struct seq_file *m, void *data)
                int count;
 
                count = 0;
-               list_for_each_entry(req, &engine->request_list, list)
+               list_for_each_entry(req, &engine->request_list, link)
                        count++;
                if (count == 0)
                        continue;
 
                seq_printf(m, "%s requests: %d\n", engine->name, count);
-               list_for_each_entry(req, &engine->request_list, list) {
+               list_for_each_entry(req, &engine->request_list, link) {
                        struct task_struct *task;
 
                        rcu_read_lock();
@@ -1419,7 +1413,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused)
        intel_runtime_pm_get(dev_priv);
 
        for_each_engine_id(engine, dev_priv, id) {
-               acthd[id] = intel_ring_get_active_head(engine);
+               acthd[id] = intel_engine_get_active_head(engine);
                seqno[id] = intel_engine_get_seqno(engine);
        }
 
@@ -1602,6 +1596,7 @@ static int gen6_drpc_info(struct seq_file *m)
        struct drm_device *dev = node->minor->dev;
        struct drm_i915_private *dev_priv = to_i915(dev);
        u32 rpmodectl1, gt_core_status, rcctl1, rc6vids = 0;
+       u32 gen9_powergate_enable = 0, gen9_powergate_status = 0;
        unsigned forcewake_count;
        int count = 0, ret;
 
@@ -1629,6 +1624,10 @@ static int gen6_drpc_info(struct seq_file *m)
 
        rpmodectl1 = I915_READ(GEN6_RP_CONTROL);
        rcctl1 = I915_READ(GEN6_RC_CONTROL);
+       if (INTEL_INFO(dev)->gen >= 9) {
+               gen9_powergate_enable = I915_READ(GEN9_PG_ENABLE);
+               gen9_powergate_status = I915_READ(GEN9_PWRGT_DOMAIN_STATUS);
+       }
        mutex_unlock(&dev->struct_mutex);
        mutex_lock(&dev_priv->rps.hw_lock);
        sandybridge_pcode_read(dev_priv, GEN6_PCODE_READ_RC6VIDS, &rc6vids);
@@ -1647,6 +1646,12 @@ static int gen6_drpc_info(struct seq_file *m)
                   yesno(rcctl1 & GEN6_RC_CTL_RC1e_ENABLE));
        seq_printf(m, "RC6 Enabled: %s\n",
                   yesno(rcctl1 & GEN6_RC_CTL_RC6_ENABLE));
+       if (INTEL_INFO(dev)->gen >= 9) {
+               seq_printf(m, "Render Well Gating Enabled: %s\n",
+                       yesno(gen9_powergate_enable & GEN9_RENDER_PG_ENABLE));
+               seq_printf(m, "Media Well Gating Enabled: %s\n",
+                       yesno(gen9_powergate_enable & GEN9_MEDIA_PG_ENABLE));
+       }
        seq_printf(m, "Deep RC6 Enabled: %s\n",
                   yesno(rcctl1 & GEN6_RC_CTL_RC6p_ENABLE));
        seq_printf(m, "Deepest RC6 Enabled: %s\n",
@@ -1675,6 +1680,14 @@ static int gen6_drpc_info(struct seq_file *m)
 
        seq_printf(m, "Core Power Down: %s\n",
                   yesno(gt_core_status & GEN6_CORE_CPD_STATE_MASK));
+       if (INTEL_INFO(dev)->gen >= 9) {
+               seq_printf(m, "Render Power Well: %s\n",
+                       (gen9_powergate_status &
+                        GEN9_PWRGT_RENDER_STATUS_MASK) ? "Up" : "Down");
+               seq_printf(m, "Media Power Well: %s\n",
+                       (gen9_powergate_status &
+                        GEN9_PWRGT_MEDIA_STATUS_MASK) ? "Up" : "Down");
+       }
 
        /* Not exactly sure what this is */
        seq_printf(m, "RC6 \"Locked to RPn\" residency since boot: %u\n",
@@ -1692,7 +1705,7 @@ static int gen6_drpc_info(struct seq_file *m)
                   GEN6_DECODE_RC6_VID(((rc6vids >> 8) & 0xff)));
        seq_printf(m, "RC6++ voltage: %dmV\n",
                   GEN6_DECODE_RC6_VID(((rc6vids >> 16) & 0xff)));
-       return 0;
+       return i915_forcewake_domains(m, NULL);
 }
 
 static int i915_drpc_info(struct seq_file *m, void *unused)
@@ -2017,12 +2030,11 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
        return 0;
 }
 
-static void describe_ctx_ringbuf(struct seq_file *m,
-                                struct intel_ringbuffer *ringbuf)
+static void describe_ctx_ring(struct seq_file *m, struct intel_ring *ring)
 {
        seq_printf(m, " (ringbuffer, space: %d, head: %u, tail: %u, last head: %d)",
-                  ringbuf->space, ringbuf->head, ringbuf->tail,
-                  ringbuf->last_retired_head);
+                  ring->space, ring->head, ring->tail,
+                  ring->last_retired_head);
 }
 
 static int i915_context_status(struct seq_file *m, void *unused)
@@ -2066,8 +2078,8 @@ static int i915_context_status(struct seq_file *m, void *unused)
                        seq_putc(m, ce->initialised ? 'I' : 'i');
                        if (ce->state)
                                describe_obj(m, ce->state);
-                       if (ce->ringbuf)
-                               describe_ctx_ringbuf(m, ce->ringbuf);
+                       if (ce->ring)
+                               describe_ctx_ring(m, ce->ring);
                        seq_putc(m, '\n');
                }