Merge branch 'topic/ppgtt' into drm-intel-next-queued
Because whatever.* * This should contain a fairly long list of issues and still unresolved resgressions, but I didn't really get a vote. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
commit
0e5539b923
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@ -98,7 +98,7 @@ static const char *get_pin_flag(struct drm_i915_gem_object *obj)
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{
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{
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if (obj->user_pin_count > 0)
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if (obj->user_pin_count > 0)
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return "P";
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return "P";
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else if (obj->pin_count > 0)
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else if (i915_gem_obj_is_pinned(obj))
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return "p";
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return "p";
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else
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else
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return " ";
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return " ";
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@ -123,6 +123,8 @@ static void
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describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
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describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
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{
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{
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struct i915_vma *vma;
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struct i915_vma *vma;
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int pin_count = 0;
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seq_printf(m, "%pK: %s%s%s %8zdKiB %02x %02x %u %u %u%s%s%s",
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seq_printf(m, "%pK: %s%s%s %8zdKiB %02x %02x %u %u %u%s%s%s",
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&obj->base,
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&obj->base,
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get_pin_flag(obj),
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get_pin_flag(obj),
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@ -139,8 +141,10 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
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obj->madv == I915_MADV_DONTNEED ? " purgeable" : "");
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obj->madv == I915_MADV_DONTNEED ? " purgeable" : "");
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if (obj->base.name)
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if (obj->base.name)
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seq_printf(m, " (name: %d)", obj->base.name);
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seq_printf(m, " (name: %d)", obj->base.name);
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if (obj->pin_count)
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list_for_each_entry(vma, &obj->vma_list, vma_link)
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seq_printf(m, " (pinned x %d)", obj->pin_count);
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if (vma->pin_count > 0)
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pin_count++;
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seq_printf(m, " (pinned x %d)", pin_count);
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if (obj->pin_display)
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if (obj->pin_display)
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seq_printf(m, " (display)");
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seq_printf(m, " (display)");
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if (obj->fence_reg != I915_FENCE_REG_NONE)
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if (obj->fence_reg != I915_FENCE_REG_NONE)
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@ -447,7 +451,7 @@ static int i915_gem_gtt_info(struct seq_file *m, void *data)
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total_obj_size = total_gtt_size = count = 0;
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total_obj_size = total_gtt_size = count = 0;
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list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
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list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
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if (list == PINNED_LIST && obj->pin_count == 0)
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if (list == PINNED_LIST && !i915_gem_obj_is_pinned(obj))
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continue;
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continue;
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seq_puts(m, " ");
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seq_puts(m, " ");
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@ -1731,6 +1735,17 @@ static int i915_swizzle_info(struct seq_file *m, void *data)
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return 0;
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return 0;
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}
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}
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static int per_file_ctx(int id, void *ptr, void *data)
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{
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struct i915_hw_context *ctx = ptr;
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struct seq_file *m = data;
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struct i915_hw_ppgtt *ppgtt = ctx_to_ppgtt(ctx);
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ppgtt->debug_dump(ppgtt, m);
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return 0;
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}
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static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev)
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static void gen8_ppgtt_info(struct seq_file *m, struct drm_device *dev)
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{
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{
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct drm_i915_private *dev_priv = dev->dev_private;
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@ -1760,6 +1775,7 @@ static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev)
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{
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{
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct drm_i915_private *dev_priv = dev->dev_private;
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struct intel_ring_buffer *ring;
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struct intel_ring_buffer *ring;
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struct drm_file *file;
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int i;
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int i;
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if (INTEL_INFO(dev)->gen == 6)
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if (INTEL_INFO(dev)->gen == 6)
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@ -1778,6 +1794,20 @@ static void gen6_ppgtt_info(struct seq_file *m, struct drm_device *dev)
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seq_puts(m, "aliasing PPGTT:\n");
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seq_puts(m, "aliasing PPGTT:\n");
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seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd_offset);
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seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd_offset);
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ppgtt->debug_dump(ppgtt, m);
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} else
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return;
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list_for_each_entry_reverse(file, &dev->filelist, lhead) {
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struct drm_i915_file_private *file_priv = file->driver_priv;
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struct i915_hw_ppgtt *pvt_ppgtt;
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pvt_ppgtt = ctx_to_ppgtt(file_priv->private_default_ctx);
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seq_printf(m, "proc: %s\n",
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get_pid_task(file->pid, PIDTYPE_PID)->comm);
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seq_puts(m, " default context:\n");
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idr_for_each(&file_priv->context_idr, per_file_ctx, m);
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}
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}
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seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK));
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seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK));
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}
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}
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@ -2927,7 +2957,7 @@ i915_drop_caches_set(void *data, u64 val)
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list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
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list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
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list_for_each_entry_safe(vma, x, &vm->inactive_list,
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list_for_each_entry_safe(vma, x, &vm->inactive_list,
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mm_list) {
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mm_list) {
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if (vma->obj->pin_count)
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if (vma->pin_count)
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continue;
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continue;
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ret = i915_vma_unbind(vma);
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ret = i915_vma_unbind(vma);
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|
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@ -990,7 +990,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
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value = HAS_WT(dev);
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value = HAS_WT(dev);
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break;
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break;
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case I915_PARAM_HAS_ALIASING_PPGTT:
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case I915_PARAM_HAS_ALIASING_PPGTT:
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value = dev_priv->mm.aliasing_ppgtt ? 1 : 0;
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value = dev_priv->mm.aliasing_ppgtt || USES_FULL_PPGTT(dev);
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break;
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break;
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case I915_PARAM_HAS_WAIT_TIMEOUT:
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case I915_PARAM_HAS_WAIT_TIMEOUT:
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value = 1;
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value = 1;
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@ -1374,7 +1374,7 @@ cleanup_gem:
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i915_gem_cleanup_ringbuffer(dev);
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i915_gem_cleanup_ringbuffer(dev);
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i915_gem_context_fini(dev);
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i915_gem_context_fini(dev);
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mutex_unlock(&dev->struct_mutex);
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mutex_unlock(&dev->struct_mutex);
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i915_gem_cleanup_aliasing_ppgtt(dev);
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WARN_ON(dev_priv->mm.aliasing_ppgtt);
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drm_mm_takedown(&dev_priv->gtt.base.mm);
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drm_mm_takedown(&dev_priv->gtt.base.mm);
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cleanup_power:
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cleanup_power:
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intel_display_power_put(dev, POWER_DOMAIN_VGA);
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intel_display_power_put(dev, POWER_DOMAIN_VGA);
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@ -1775,8 +1775,8 @@ int i915_driver_unload(struct drm_device *dev)
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i915_gem_free_all_phys_object(dev);
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i915_gem_free_all_phys_object(dev);
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i915_gem_cleanup_ringbuffer(dev);
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i915_gem_cleanup_ringbuffer(dev);
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i915_gem_context_fini(dev);
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i915_gem_context_fini(dev);
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WARN_ON(dev_priv->mm.aliasing_ppgtt);
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mutex_unlock(&dev->struct_mutex);
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mutex_unlock(&dev->struct_mutex);
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i915_gem_cleanup_aliasing_ppgtt(dev);
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i915_gem_cleanup_stolen(dev);
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i915_gem_cleanup_stolen(dev);
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if (!I915_NEED_GFX_HWS(dev))
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if (!I915_NEED_GFX_HWS(dev))
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|
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@ -113,7 +113,8 @@ MODULE_PARM_DESC(enable_hangcheck,
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int i915_enable_ppgtt __read_mostly = -1;
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int i915_enable_ppgtt __read_mostly = -1;
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module_param_named(i915_enable_ppgtt, i915_enable_ppgtt, int, 0400);
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module_param_named(i915_enable_ppgtt, i915_enable_ppgtt, int, 0400);
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MODULE_PARM_DESC(i915_enable_ppgtt,
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MODULE_PARM_DESC(i915_enable_ppgtt,
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"Enable PPGTT (default: true)");
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"Override PPGTT usage. "
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"(-1=auto [default], 0=disabled, 1=aliasing, 2=full)");
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|
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int i915_enable_psr __read_mostly = 0;
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int i915_enable_psr __read_mostly = 0;
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module_param_named(enable_psr, i915_enable_psr, int, 0600);
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module_param_named(enable_psr, i915_enable_psr, int, 0600);
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|
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@ -523,6 +523,57 @@ enum i915_cache_level {
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typedef uint32_t gen6_gtt_pte_t;
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typedef uint32_t gen6_gtt_pte_t;
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|
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||||||
|
/**
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|
* A VMA represents a GEM BO that is bound into an address space. Therefore, a
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||||||
|
* VMA's presence cannot be guaranteed before binding, or after unbinding the
|
||||||
|
* object into/from the address space.
|
||||||
|
*
|
||||||
|
* To make things as simple as possible (ie. no refcounting), a VMA's lifetime
|
||||||
|
* will always be <= an objects lifetime. So object refcounting should cover us.
|
||||||
|
*/
|
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|
struct i915_vma {
|
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|
struct drm_mm_node node;
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|
struct drm_i915_gem_object *obj;
|
||||||
|
struct i915_address_space *vm;
|
||||||
|
|
||||||
|
/** This object's place on the active/inactive lists */
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||||||
|
struct list_head mm_list;
|
||||||
|
|
||||||
|
struct list_head vma_link; /* Link in the object's VMA list */
|
||||||
|
|
||||||
|
/** This vma's place in the batchbuffer or on the eviction list */
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||||||
|
struct list_head exec_list;
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||||||
|
|
||||||
|
/**
|
||||||
|
* Used for performing relocations during execbuffer insertion.
|
||||||
|
*/
|
||||||
|
struct hlist_node exec_node;
|
||||||
|
unsigned long exec_handle;
|
||||||
|
struct drm_i915_gem_exec_object2 *exec_entry;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* How many users have pinned this object in GTT space. The following
|
||||||
|
* users can each hold at most one reference: pwrite/pread, pin_ioctl
|
||||||
|
* (via user_pin_count), execbuffer (objects are not allowed multiple
|
||||||
|
* times for the same batchbuffer), and the framebuffer code. When
|
||||||
|
* switching/pageflipping, the framebuffer code has at most two buffers
|
||||||
|
* pinned per crtc.
|
||||||
|
*
|
||||||
|
* In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3
|
||||||
|
* bits with absolutely no headroom. So use 4 bits. */
|
||||||
|
unsigned int pin_count:4;
|
||||||
|
#define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf
|
||||||
|
|
||||||
|
/** Unmap an object from an address space. This usually consists of
|
||||||
|
* setting the valid PTE entries to a reserved scratch page. */
|
||||||
|
void (*unbind_vma)(struct i915_vma *vma);
|
||||||
|
/* Map an object into an address space with the given cache flags. */
|
||||||
|
#define GLOBAL_BIND (1<<0)
|
||||||
|
void (*bind_vma)(struct i915_vma *vma,
|
||||||
|
enum i915_cache_level cache_level,
|
||||||
|
u32 flags);
|
||||||
|
};
|
||||||
|
|
||||||
struct i915_address_space {
|
struct i915_address_space {
|
||||||
struct drm_mm mm;
|
struct drm_mm mm;
|
||||||
struct drm_device *dev;
|
struct drm_device *dev;
|
||||||
|
@ -604,6 +655,8 @@ struct i915_gtt {
|
||||||
|
|
||||||
struct i915_hw_ppgtt {
|
struct i915_hw_ppgtt {
|
||||||
struct i915_address_space base;
|
struct i915_address_space base;
|
||||||
|
struct kref ref;
|
||||||
|
struct drm_mm_node node;
|
||||||
unsigned num_pd_entries;
|
unsigned num_pd_entries;
|
||||||
union {
|
union {
|
||||||
struct page **pt_pages;
|
struct page **pt_pages;
|
||||||
|
@ -620,37 +673,12 @@ struct i915_hw_ppgtt {
|
||||||
dma_addr_t *pt_dma_addr;
|
dma_addr_t *pt_dma_addr;
|
||||||
dma_addr_t *gen8_pt_dma_addr[4];
|
dma_addr_t *gen8_pt_dma_addr[4];
|
||||||
};
|
};
|
||||||
int (*enable)(struct drm_device *dev);
|
|
||||||
};
|
|
||||||
|
|
||||||
/**
|
|
||||||
* A VMA represents a GEM BO that is bound into an address space. Therefore, a
|
|
||||||
* VMA's presence cannot be guaranteed before binding, or after unbinding the
|
|
||||||
* object into/from the address space.
|
|
||||||
*
|
|
||||||
* To make things as simple as possible (ie. no refcounting), a VMA's lifetime
|
|
||||||
* will always be <= an objects lifetime. So object refcounting should cover us.
|
|
||||||
*/
|
|
||||||
struct i915_vma {
|
|
||||||
struct drm_mm_node node;
|
|
||||||
struct drm_i915_gem_object *obj;
|
|
||||||
struct i915_address_space *vm;
|
|
||||||
|
|
||||||
/** This object's place on the active/inactive lists */
|
|
||||||
struct list_head mm_list;
|
|
||||||
|
|
||||||
struct list_head vma_link; /* Link in the object's VMA list */
|
|
||||||
|
|
||||||
/** This vma's place in the batchbuffer or on the eviction list */
|
|
||||||
struct list_head exec_list;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* Used for performing relocations during execbuffer insertion.
|
|
||||||
*/
|
|
||||||
struct hlist_node exec_node;
|
|
||||||
unsigned long exec_handle;
|
|
||||||
struct drm_i915_gem_exec_object2 *exec_entry;
|
|
||||||
|
|
||||||
|
int (*enable)(struct i915_hw_ppgtt *ppgtt);
|
||||||
|
int (*switch_mm)(struct i915_hw_ppgtt *ppgtt,
|
||||||
|
struct intel_ring_buffer *ring,
|
||||||
|
bool synchronous);
|
||||||
|
void (*debug_dump)(struct i915_hw_ppgtt *ppgtt, struct seq_file *m);
|
||||||
};
|
};
|
||||||
|
|
||||||
struct i915_ctx_hang_stats {
|
struct i915_ctx_hang_stats {
|
||||||
|
@ -675,9 +703,10 @@ struct i915_hw_context {
|
||||||
bool is_initialized;
|
bool is_initialized;
|
||||||
uint8_t remap_slice;
|
uint8_t remap_slice;
|
||||||
struct drm_i915_file_private *file_priv;
|
struct drm_i915_file_private *file_priv;
|
||||||
struct intel_ring_buffer *ring;
|
struct intel_ring_buffer *last_ring;
|
||||||
struct drm_i915_gem_object *obj;
|
struct drm_i915_gem_object *obj;
|
||||||
struct i915_ctx_hang_stats hang_stats;
|
struct i915_ctx_hang_stats hang_stats;
|
||||||
|
struct i915_address_space *vm;
|
||||||
|
|
||||||
struct list_head link;
|
struct list_head link;
|
||||||
};
|
};
|
||||||
|
@ -1622,18 +1651,6 @@ struct drm_i915_gem_object {
|
||||||
*/
|
*/
|
||||||
unsigned int fence_dirty:1;
|
unsigned int fence_dirty:1;
|
||||||
|
|
||||||
/** How many users have pinned this object in GTT space. The following
|
|
||||||
* users can each hold at most one reference: pwrite/pread, pin_ioctl
|
|
||||||
* (via user_pin_count), execbuffer (objects are not allowed multiple
|
|
||||||
* times for the same batchbuffer), and the framebuffer code. When
|
|
||||||
* switching/pageflipping, the framebuffer code has at most two buffers
|
|
||||||
* pinned per crtc.
|
|
||||||
*
|
|
||||||
* In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3
|
|
||||||
* bits with absolutely no headroom. So use 4 bits. */
|
|
||||||
unsigned int pin_count:4;
|
|
||||||
#define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf
|
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Is the object at the current location in the gtt mappable and
|
* Is the object at the current location in the gtt mappable and
|
||||||
* fenceable? Used to avoid costly recalculations.
|
* fenceable? Used to avoid costly recalculations.
|
||||||
|
@ -1746,7 +1763,7 @@ struct drm_i915_file_private {
|
||||||
} mm;
|
} mm;
|
||||||
struct idr context_idr;
|
struct idr context_idr;
|
||||||
|
|
||||||
struct i915_ctx_hang_stats hang_stats;
|
struct i915_hw_context *private_default_ctx;
|
||||||
atomic_t rps_wait_boost;
|
atomic_t rps_wait_boost;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
@ -1819,7 +1836,10 @@ struct drm_i915_file_private {
|
||||||
#define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws)
|
#define I915_NEED_GFX_HWS(dev) (INTEL_INFO(dev)->need_gfx_hws)
|
||||||
|
|
||||||
#define HAS_HW_CONTEXTS(dev) (INTEL_INFO(dev)->gen >= 6)
|
#define HAS_HW_CONTEXTS(dev) (INTEL_INFO(dev)->gen >= 6)
|
||||||
#define HAS_ALIASING_PPGTT(dev) (INTEL_INFO(dev)->gen >=6 && !IS_VALLEYVIEW(dev))
|
#define HAS_ALIASING_PPGTT(dev) (INTEL_INFO(dev)->gen >= 6 && !IS_VALLEYVIEW(dev))
|
||||||
|
#define HAS_PPGTT(dev) (INTEL_INFO(dev)->gen >= 7 && !IS_VALLEYVIEW(dev) && !IS_BROADWELL(dev))
|
||||||
|
#define USES_ALIASING_PPGTT(dev) intel_enable_ppgtt(dev, false)
|
||||||
|
#define USES_FULL_PPGTT(dev) intel_enable_ppgtt(dev, true)
|
||||||
|
|
||||||
#define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay)
|
#define HAS_OVERLAY(dev) (INTEL_INFO(dev)->has_overlay)
|
||||||
#define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical)
|
#define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical)
|
||||||
|
@ -2000,6 +2020,8 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj,
|
||||||
const struct drm_i915_gem_object_ops *ops);
|
const struct drm_i915_gem_object_ops *ops);
|
||||||
struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
|
struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
|
||||||
size_t size);
|
size_t size);
|
||||||
|
void i915_init_vm(struct drm_i915_private *dev_priv,
|
||||||
|
struct i915_address_space *vm);
|
||||||
void i915_gem_free_object(struct drm_gem_object *obj);
|
void i915_gem_free_object(struct drm_gem_object *obj);
|
||||||
void i915_gem_vma_destroy(struct i915_vma *vma);
|
void i915_gem_vma_destroy(struct i915_vma *vma);
|
||||||
|
|
||||||
|
@ -2008,7 +2030,7 @@ int __must_check i915_gem_object_pin(struct drm_i915_gem_object *obj,
|
||||||
uint32_t alignment,
|
uint32_t alignment,
|
||||||
bool map_and_fenceable,
|
bool map_and_fenceable,
|
||||||
bool nonblocking);
|
bool nonblocking);
|
||||||
void i915_gem_object_unpin(struct drm_i915_gem_object *obj);
|
void i915_gem_object_ggtt_unpin(struct drm_i915_gem_object *obj);
|
||||||
int __must_check i915_vma_unbind(struct i915_vma *vma);
|
int __must_check i915_vma_unbind(struct i915_vma *vma);
|
||||||
int __must_check i915_gem_object_ggtt_unbind(struct drm_i915_gem_object *obj);
|
int __must_check i915_gem_object_ggtt_unbind(struct drm_i915_gem_object *obj);
|
||||||
int i915_gem_object_put_pages(struct drm_i915_gem_object *obj);
|
int i915_gem_object_put_pages(struct drm_i915_gem_object *obj);
|
||||||
|
@ -2172,6 +2194,13 @@ i915_gem_obj_lookup_or_create_vma(struct drm_i915_gem_object *obj,
|
||||||
struct i915_address_space *vm);
|
struct i915_address_space *vm);
|
||||||
|
|
||||||
struct i915_vma *i915_gem_obj_to_ggtt(struct drm_i915_gem_object *obj);
|
struct i915_vma *i915_gem_obj_to_ggtt(struct drm_i915_gem_object *obj);
|
||||||
|
static inline bool i915_gem_obj_is_pinned(struct drm_i915_gem_object *obj) {
|
||||||
|
struct i915_vma *vma;
|
||||||
|
list_for_each_entry(vma, &obj->vma_list, vma_link)
|
||||||
|
if (vma->pin_count > 0)
|
||||||
|
return true;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
/* Some GGTT VM helpers */
|
/* Some GGTT VM helpers */
|
||||||
#define obj_to_ggtt(obj) \
|
#define obj_to_ggtt(obj) \
|
||||||
|
@ -2211,58 +2240,35 @@ i915_gem_obj_ggtt_pin(struct drm_i915_gem_object *obj,
|
||||||
}
|
}
|
||||||
|
|
||||||
/* i915_gem_context.c */
|
/* i915_gem_context.c */
|
||||||
|
#define ctx_to_ppgtt(ctx) container_of((ctx)->vm, struct i915_hw_ppgtt, base)
|
||||||
int __must_check i915_gem_context_init(struct drm_device *dev);
|
int __must_check i915_gem_context_init(struct drm_device *dev);
|
||||||
void i915_gem_context_fini(struct drm_device *dev);
|
void i915_gem_context_fini(struct drm_device *dev);
|
||||||
|
void i915_gem_context_reset(struct drm_device *dev);
|
||||||
|
int i915_gem_context_open(struct drm_device *dev, struct drm_file *file);
|
||||||
|
int i915_gem_context_enable(struct drm_i915_private *dev_priv);
|
||||||
void i915_gem_context_close(struct drm_device *dev, struct drm_file *file);
|
void i915_gem_context_close(struct drm_device *dev, struct drm_file *file);
|
||||||
int i915_switch_context(struct intel_ring_buffer *ring,
|
int i915_switch_context(struct intel_ring_buffer *ring,
|
||||||
struct drm_file *file, int to_id);
|
struct drm_file *file, struct i915_hw_context *to);
|
||||||
|
struct i915_hw_context *
|
||||||
|
i915_gem_context_get(struct drm_i915_file_private *file_priv, u32 id);
|
||||||
void i915_gem_context_free(struct kref *ctx_ref);
|
void i915_gem_context_free(struct kref *ctx_ref);
|
||||||
static inline void i915_gem_context_reference(struct i915_hw_context *ctx)
|
static inline void i915_gem_context_reference(struct i915_hw_context *ctx)
|
||||||
{
|
{
|
||||||
kref_get(&ctx->ref);
|
if (ctx->obj && HAS_HW_CONTEXTS(ctx->obj->base.dev))
|
||||||
|
kref_get(&ctx->ref);
|
||||||
}
|
}
|
||||||
|
|
||||||
static inline void i915_gem_context_unreference(struct i915_hw_context *ctx)
|
static inline void i915_gem_context_unreference(struct i915_hw_context *ctx)
|
||||||
{
|
{
|
||||||
kref_put(&ctx->ref, i915_gem_context_free);
|
if (ctx->obj && HAS_HW_CONTEXTS(ctx->obj->base.dev))
|
||||||
|
kref_put(&ctx->ref, i915_gem_context_free);
|
||||||
}
|
}
|
||||||
|
|
||||||
struct i915_ctx_hang_stats * __must_check
|
|
||||||
i915_gem_context_get_hang_stats(struct drm_device *dev,
|
|
||||||
struct drm_file *file,
|
|
||||||
u32 id);
|
|
||||||
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
|
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
|
||||||
struct drm_file *file);
|
struct drm_file *file);
|
||||||
int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data,
|
int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data,
|
||||||
struct drm_file *file);
|
struct drm_file *file);
|
||||||
|
|
||||||
/* i915_gem_gtt.c */
|
|
||||||
void i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev);
|
|
||||||
void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt,
|
|
||||||
struct drm_i915_gem_object *obj,
|
|
||||||
enum i915_cache_level cache_level);
|
|
||||||
void i915_ppgtt_unbind_object(struct i915_hw_ppgtt *ppgtt,
|
|
||||||
struct drm_i915_gem_object *obj);
|
|
||||||
|
|
||||||
void i915_check_and_clear_faults(struct drm_device *dev);
|
|
||||||
void i915_gem_suspend_gtt_mappings(struct drm_device *dev);
|
|
||||||
void i915_gem_restore_gtt_mappings(struct drm_device *dev);
|
|
||||||
int __must_check i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj);
|
|
||||||
void i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj,
|
|
||||||
enum i915_cache_level cache_level);
|
|
||||||
void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj);
|
|
||||||
void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj);
|
|
||||||
void i915_gem_init_global_gtt(struct drm_device *dev);
|
|
||||||
void i915_gem_setup_global_gtt(struct drm_device *dev, unsigned long start,
|
|
||||||
unsigned long mappable_end, unsigned long end);
|
|
||||||
int i915_gem_gtt_init(struct drm_device *dev);
|
|
||||||
static inline void i915_gem_chipset_flush(struct drm_device *dev)
|
|
||||||
{
|
|
||||||
if (INTEL_INFO(dev)->gen < 6)
|
|
||||||
intel_gtt_chipset_flush();
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* i915_gem_evict.c */
|
/* i915_gem_evict.c */
|
||||||
int __must_check i915_gem_evict_something(struct drm_device *dev,
|
int __must_check i915_gem_evict_something(struct drm_device *dev,
|
||||||
struct i915_address_space *vm,
|
struct i915_address_space *vm,
|
||||||
|
@ -2274,6 +2280,80 @@ int __must_check i915_gem_evict_something(struct drm_device *dev,
|
||||||
int i915_gem_evict_vm(struct i915_address_space *vm, bool do_idle);
|
int i915_gem_evict_vm(struct i915_address_space *vm, bool do_idle);
|
||||||
int i915_gem_evict_everything(struct drm_device *dev);
|
int i915_gem_evict_everything(struct drm_device *dev);
|
||||||
|
|
||||||
|
/* i915_gem_gtt.c */
|
||||||
|
void i915_check_and_clear_faults(struct drm_device *dev);
|
||||||
|
void i915_gem_suspend_gtt_mappings(struct drm_device *dev);
|
||||||
|
void i915_gem_restore_gtt_mappings(struct drm_device *dev);
|
||||||
|
int __must_check i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj);
|
||||||
|
void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj);
|
||||||
|
void i915_gem_init_global_gtt(struct drm_device *dev);
|
||||||
|
void i915_gem_setup_global_gtt(struct drm_device *dev, unsigned long start,
|
||||||
|
unsigned long mappable_end, unsigned long end);
|
||||||
|
int i915_gem_gtt_init(struct drm_device *dev);
|
||||||
|
static inline void i915_gem_chipset_flush(struct drm_device *dev)
|
||||||
|
{
|
||||||
|
if (INTEL_INFO(dev)->gen < 6)
|
||||||
|
intel_gtt_chipset_flush();
|
||||||
|
}
|
||||||
|
int i915_gem_init_ppgtt(struct drm_device *dev, struct i915_hw_ppgtt *ppgtt);
|
||||||
|
static inline bool intel_enable_ppgtt(struct drm_device *dev, bool full)
|
||||||
|
{
|
||||||
|
if (i915_enable_ppgtt == 0 || !HAS_ALIASING_PPGTT(dev))
|
||||||
|
return false;
|
||||||
|
|
||||||
|
if (i915_enable_ppgtt == 1 && full)
|
||||||
|
return false;
|
||||||
|
|
||||||
|
#ifdef CONFIG_INTEL_IOMMU
|
||||||
|
/* Disable ppgtt on SNB if VT-d is on. */
|
||||||
|
if (INTEL_INFO(dev)->gen == 6 && intel_iommu_gfx_mapped) {
|
||||||
|
DRM_INFO("Disabling PPGTT because VT-d is on\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
if (full)
|
||||||
|
return HAS_PPGTT(dev);
|
||||||
|
else
|
||||||
|
return HAS_ALIASING_PPGTT(dev);
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void ppgtt_release(struct kref *kref)
|
||||||
|
{
|
||||||
|
struct i915_hw_ppgtt *ppgtt = container_of(kref, struct i915_hw_ppgtt, ref);
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
struct i915_address_space *vm = &ppgtt->base;
|
||||||
|
|
||||||
|
if (ppgtt == dev_priv->mm.aliasing_ppgtt ||
|
||||||
|
(list_empty(&vm->active_list) && list_empty(&vm->inactive_list))) {
|
||||||
|
ppgtt->base.cleanup(&ppgtt->base);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Make sure vmas are unbound before we take down the drm_mm
|
||||||
|
*
|
||||||
|
* FIXME: Proper refcounting should take care of this, this shouldn't be
|
||||||
|
* needed at all.
|
||||||
|
*/
|
||||||
|
if (!list_empty(&vm->active_list)) {
|
||||||
|
struct i915_vma *vma;
|
||||||
|
|
||||||
|
list_for_each_entry(vma, &vm->active_list, mm_list)
|
||||||
|
if (WARN_ON(list_empty(&vma->vma_link) ||
|
||||||
|
list_is_singular(&vma->vma_link)))
|
||||||
|
break;
|
||||||
|
|
||||||
|
i915_gem_evict_vm(&ppgtt->base, true);
|
||||||
|
} else {
|
||||||
|
i915_gem_retire_requests(dev);
|
||||||
|
i915_gem_evict_vm(&ppgtt->base, false);
|
||||||
|
}
|
||||||
|
|
||||||
|
ppgtt->base.cleanup(&ppgtt->base);
|
||||||
|
}
|
||||||
|
|
||||||
/* i915_gem_stolen.c */
|
/* i915_gem_stolen.c */
|
||||||
int i915_gem_init_stolen(struct drm_device *dev);
|
int i915_gem_init_stolen(struct drm_device *dev);
|
||||||
int i915_gem_stolen_setup_compression(struct drm_device *dev, int size);
|
int i915_gem_stolen_setup_compression(struct drm_device *dev, int size);
|
||||||
|
|
|
@ -204,7 +204,7 @@ i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data,
|
||||||
pinned = 0;
|
pinned = 0;
|
||||||
mutex_lock(&dev->struct_mutex);
|
mutex_lock(&dev->struct_mutex);
|
||||||
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list)
|
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list)
|
||||||
if (obj->pin_count)
|
if (i915_gem_obj_is_pinned(obj))
|
||||||
pinned += i915_gem_obj_ggtt_size(obj);
|
pinned += i915_gem_obj_ggtt_size(obj);
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
|
|
||||||
|
@ -651,7 +651,7 @@ i915_gem_gtt_pwrite_fast(struct drm_device *dev,
|
||||||
}
|
}
|
||||||
|
|
||||||
out_unpin:
|
out_unpin:
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
out:
|
out:
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
@ -1420,7 +1420,7 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
|
||||||
/* Finally, remap it using the new GTT offset */
|
/* Finally, remap it using the new GTT offset */
|
||||||
ret = vm_insert_pfn(vma, (unsigned long)vmf->virtual_address, pfn);
|
ret = vm_insert_pfn(vma, (unsigned long)vmf->virtual_address, pfn);
|
||||||
unpin:
|
unpin:
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
unlock:
|
unlock:
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
out:
|
out:
|
||||||
|
@ -2035,13 +2035,17 @@ static void
|
||||||
i915_gem_object_move_to_inactive(struct drm_i915_gem_object *obj)
|
i915_gem_object_move_to_inactive(struct drm_i915_gem_object *obj)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = obj->base.dev->dev_private;
|
struct drm_i915_private *dev_priv = obj->base.dev->dev_private;
|
||||||
struct i915_address_space *ggtt_vm = &dev_priv->gtt.base;
|
struct i915_address_space *vm;
|
||||||
struct i915_vma *vma = i915_gem_obj_to_vma(obj, ggtt_vm);
|
struct i915_vma *vma;
|
||||||
|
|
||||||
BUG_ON(obj->base.write_domain & ~I915_GEM_GPU_DOMAINS);
|
BUG_ON(obj->base.write_domain & ~I915_GEM_GPU_DOMAINS);
|
||||||
BUG_ON(!obj->active);
|
BUG_ON(!obj->active);
|
||||||
|
|
||||||
list_move_tail(&vma->mm_list, &ggtt_vm->inactive_list);
|
list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
|
||||||
|
vma = i915_gem_obj_to_vma(obj, vm);
|
||||||
|
if (vma && !list_empty(&vma->mm_list))
|
||||||
|
list_move_tail(&vma->mm_list, &vm->inactive_list);
|
||||||
|
}
|
||||||
|
|
||||||
list_del_init(&obj->ring_list);
|
list_del_init(&obj->ring_list);
|
||||||
obj->ring = NULL;
|
obj->ring = NULL;
|
||||||
|
@ -2270,7 +2274,10 @@ request_to_vm(struct drm_i915_gem_request *request)
|
||||||
struct drm_i915_private *dev_priv = request->ring->dev->dev_private;
|
struct drm_i915_private *dev_priv = request->ring->dev->dev_private;
|
||||||
struct i915_address_space *vm;
|
struct i915_address_space *vm;
|
||||||
|
|
||||||
vm = &dev_priv->gtt.base;
|
if (request->ctx)
|
||||||
|
vm = request->ctx->vm;
|
||||||
|
else
|
||||||
|
vm = &dev_priv->gtt.base;
|
||||||
|
|
||||||
return vm;
|
return vm;
|
||||||
}
|
}
|
||||||
|
@ -2346,7 +2353,7 @@ static void i915_set_reset_status(struct intel_ring_buffer *ring,
|
||||||
if (request->ctx && request->ctx->id != DEFAULT_CONTEXT_ID)
|
if (request->ctx && request->ctx->id != DEFAULT_CONTEXT_ID)
|
||||||
hs = &request->ctx->hang_stats;
|
hs = &request->ctx->hang_stats;
|
||||||
else if (request->file_priv)
|
else if (request->file_priv)
|
||||||
hs = &request->file_priv->hang_stats;
|
hs = &request->file_priv->private_default_ctx->hang_stats;
|
||||||
|
|
||||||
if (hs) {
|
if (hs) {
|
||||||
if (guilty) {
|
if (guilty) {
|
||||||
|
@ -2456,6 +2463,8 @@ void i915_gem_reset(struct drm_device *dev)
|
||||||
|
|
||||||
i915_gem_cleanup_ringbuffer(dev);
|
i915_gem_cleanup_ringbuffer(dev);
|
||||||
|
|
||||||
|
i915_gem_context_reset(dev);
|
||||||
|
|
||||||
i915_gem_restore_fences(dev);
|
i915_gem_restore_fences(dev);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -2474,6 +2483,24 @@ i915_gem_retire_requests_ring(struct intel_ring_buffer *ring)
|
||||||
|
|
||||||
seqno = ring->get_seqno(ring, true);
|
seqno = ring->get_seqno(ring, true);
|
||||||
|
|
||||||
|
/* Move any buffers on the active list that are no longer referenced
|
||||||
|
* by the ringbuffer to the flushing/inactive lists as appropriate,
|
||||||
|
* before we free the context associated with the requests.
|
||||||
|
*/
|
||||||
|
while (!list_empty(&ring->active_list)) {
|
||||||
|
struct drm_i915_gem_object *obj;
|
||||||
|
|
||||||
|
obj = list_first_entry(&ring->active_list,
|
||||||
|
struct drm_i915_gem_object,
|
||||||
|
ring_list);
|
||||||
|
|
||||||
|
if (!i915_seqno_passed(seqno, obj->last_read_seqno))
|
||||||
|
break;
|
||||||
|
|
||||||
|
i915_gem_object_move_to_inactive(obj);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
while (!list_empty(&ring->request_list)) {
|
while (!list_empty(&ring->request_list)) {
|
||||||
struct drm_i915_gem_request *request;
|
struct drm_i915_gem_request *request;
|
||||||
|
|
||||||
|
@ -2495,22 +2522,6 @@ i915_gem_retire_requests_ring(struct intel_ring_buffer *ring)
|
||||||
i915_gem_free_request(request);
|
i915_gem_free_request(request);
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Move any buffers on the active list that are no longer referenced
|
|
||||||
* by the ringbuffer to the flushing/inactive lists as appropriate.
|
|
||||||
*/
|
|
||||||
while (!list_empty(&ring->active_list)) {
|
|
||||||
struct drm_i915_gem_object *obj;
|
|
||||||
|
|
||||||
obj = list_first_entry(&ring->active_list,
|
|
||||||
struct drm_i915_gem_object,
|
|
||||||
ring_list);
|
|
||||||
|
|
||||||
if (!i915_seqno_passed(seqno, obj->last_read_seqno))
|
|
||||||
break;
|
|
||||||
|
|
||||||
i915_gem_object_move_to_inactive(obj);
|
|
||||||
}
|
|
||||||
|
|
||||||
if (unlikely(ring->trace_irq_seqno &&
|
if (unlikely(ring->trace_irq_seqno &&
|
||||||
i915_seqno_passed(seqno, ring->trace_irq_seqno))) {
|
i915_seqno_passed(seqno, ring->trace_irq_seqno))) {
|
||||||
ring->irq_put(ring);
|
ring->irq_put(ring);
|
||||||
|
@ -2753,9 +2764,6 @@ int i915_vma_unbind(struct i915_vma *vma)
|
||||||
drm_i915_private_t *dev_priv = obj->base.dev->dev_private;
|
drm_i915_private_t *dev_priv = obj->base.dev->dev_private;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
/* For now we only ever use 1 vma per object */
|
|
||||||
WARN_ON(!list_is_singular(&obj->vma_list));
|
|
||||||
|
|
||||||
if (list_empty(&vma->vma_link))
|
if (list_empty(&vma->vma_link))
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
|
@ -2765,7 +2773,7 @@ int i915_vma_unbind(struct i915_vma *vma)
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (obj->pin_count)
|
if (vma->pin_count)
|
||||||
return -EBUSY;
|
return -EBUSY;
|
||||||
|
|
||||||
BUG_ON(obj->pages == NULL);
|
BUG_ON(obj->pages == NULL);
|
||||||
|
@ -2787,12 +2795,8 @@ int i915_vma_unbind(struct i915_vma *vma)
|
||||||
|
|
||||||
trace_i915_vma_unbind(vma);
|
trace_i915_vma_unbind(vma);
|
||||||
|
|
||||||
if (obj->has_global_gtt_mapping)
|
vma->unbind_vma(vma);
|
||||||
i915_gem_gtt_unbind_object(obj);
|
|
||||||
if (obj->has_aliasing_ppgtt_mapping) {
|
|
||||||
i915_ppgtt_unbind_object(dev_priv->mm.aliasing_ppgtt, obj);
|
|
||||||
obj->has_aliasing_ppgtt_mapping = 0;
|
|
||||||
}
|
|
||||||
i915_gem_gtt_finish_object(obj);
|
i915_gem_gtt_finish_object(obj);
|
||||||
|
|
||||||
list_del(&vma->mm_list);
|
list_del(&vma->mm_list);
|
||||||
|
@ -2829,7 +2833,7 @@ i915_gem_object_ggtt_unbind(struct drm_i915_gem_object *obj)
|
||||||
if (!i915_gem_obj_ggtt_bound(obj))
|
if (!i915_gem_obj_ggtt_bound(obj))
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
if (obj->pin_count)
|
if (i915_gem_obj_to_ggtt(obj)->pin_count)
|
||||||
return -EBUSY;
|
return -EBUSY;
|
||||||
|
|
||||||
BUG_ON(obj->pages == NULL);
|
BUG_ON(obj->pages == NULL);
|
||||||
|
@ -2845,7 +2849,7 @@ int i915_gpu_idle(struct drm_device *dev)
|
||||||
|
|
||||||
/* Flush everything onto the inactive list. */
|
/* Flush everything onto the inactive list. */
|
||||||
for_each_ring(ring, dev_priv, i) {
|
for_each_ring(ring, dev_priv, i) {
|
||||||
ret = i915_switch_context(ring, NULL, DEFAULT_CONTEXT_ID);
|
ret = i915_switch_context(ring, NULL, ring->default_context);
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
|
@ -3312,17 +3316,12 @@ i915_gem_object_bind_to_vm(struct drm_i915_gem_object *obj,
|
||||||
|
|
||||||
i915_gem_object_pin_pages(obj);
|
i915_gem_object_pin_pages(obj);
|
||||||
|
|
||||||
BUG_ON(!i915_is_ggtt(vm));
|
|
||||||
|
|
||||||
vma = i915_gem_obj_lookup_or_create_vma(obj, vm);
|
vma = i915_gem_obj_lookup_or_create_vma(obj, vm);
|
||||||
if (IS_ERR(vma)) {
|
if (IS_ERR(vma)) {
|
||||||
ret = PTR_ERR(vma);
|
ret = PTR_ERR(vma);
|
||||||
goto err_unpin;
|
goto err_unpin;
|
||||||
}
|
}
|
||||||
|
|
||||||
/* For now we only ever use 1 vma per object */
|
|
||||||
WARN_ON(!list_is_singular(&obj->vma_list));
|
|
||||||
|
|
||||||
search_free:
|
search_free:
|
||||||
ret = drm_mm_insert_node_in_range_generic(&vm->mm, &vma->node,
|
ret = drm_mm_insert_node_in_range_generic(&vm->mm, &vma->node,
|
||||||
size, alignment,
|
size, alignment,
|
||||||
|
@ -3528,14 +3527,13 @@ int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj,
|
||||||
enum i915_cache_level cache_level)
|
enum i915_cache_level cache_level)
|
||||||
{
|
{
|
||||||
struct drm_device *dev = obj->base.dev;
|
struct drm_device *dev = obj->base.dev;
|
||||||
drm_i915_private_t *dev_priv = dev->dev_private;
|
|
||||||
struct i915_vma *vma;
|
struct i915_vma *vma;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
if (obj->cache_level == cache_level)
|
if (obj->cache_level == cache_level)
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
if (obj->pin_count) {
|
if (i915_gem_obj_is_pinned(obj)) {
|
||||||
DRM_DEBUG("can not change the cache level of pinned objects\n");
|
DRM_DEBUG("can not change the cache level of pinned objects\n");
|
||||||
return -EBUSY;
|
return -EBUSY;
|
||||||
}
|
}
|
||||||
|
@ -3567,11 +3565,8 @@ int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj,
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (obj->has_global_gtt_mapping)
|
list_for_each_entry(vma, &obj->vma_list, vma_link)
|
||||||
i915_gem_gtt_bind_object(obj, cache_level);
|
vma->bind_vma(vma, cache_level, 0);
|
||||||
if (obj->has_aliasing_ppgtt_mapping)
|
|
||||||
i915_ppgtt_bind_object(dev_priv->mm.aliasing_ppgtt,
|
|
||||||
obj, cache_level);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
list_for_each_entry(vma, &obj->vma_list, vma_link)
|
list_for_each_entry(vma, &obj->vma_list, vma_link)
|
||||||
|
@ -3695,7 +3690,7 @@ static bool is_pin_display(struct drm_i915_gem_object *obj)
|
||||||
* subtracting the potential reference by the user, any pin_count
|
* subtracting the potential reference by the user, any pin_count
|
||||||
* remains, it must be due to another use by the display engine.
|
* remains, it must be due to another use by the display engine.
|
||||||
*/
|
*/
|
||||||
return obj->pin_count - !!obj->user_pin_count;
|
return i915_gem_obj_to_ggtt(obj)->pin_count - !!obj->user_pin_count;
|
||||||
}
|
}
|
||||||
|
|
||||||
/*
|
/*
|
||||||
|
@ -3769,7 +3764,7 @@ err_unpin_display:
|
||||||
void
|
void
|
||||||
i915_gem_object_unpin_from_display_plane(struct drm_i915_gem_object *obj)
|
i915_gem_object_unpin_from_display_plane(struct drm_i915_gem_object *obj)
|
||||||
{
|
{
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
obj->pin_display = is_pin_display(obj);
|
obj->pin_display = is_pin_display(obj);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -3899,21 +3894,22 @@ i915_gem_object_pin(struct drm_i915_gem_object *obj,
|
||||||
bool map_and_fenceable,
|
bool map_and_fenceable,
|
||||||
bool nonblocking)
|
bool nonblocking)
|
||||||
{
|
{
|
||||||
|
const u32 flags = map_and_fenceable ? GLOBAL_BIND : 0;
|
||||||
struct i915_vma *vma;
|
struct i915_vma *vma;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
if (WARN_ON(obj->pin_count == DRM_I915_GEM_OBJECT_MAX_PIN_COUNT))
|
|
||||||
return -EBUSY;
|
|
||||||
|
|
||||||
WARN_ON(map_and_fenceable && !i915_is_ggtt(vm));
|
WARN_ON(map_and_fenceable && !i915_is_ggtt(vm));
|
||||||
|
|
||||||
vma = i915_gem_obj_to_vma(obj, vm);
|
vma = i915_gem_obj_to_vma(obj, vm);
|
||||||
|
|
||||||
if (vma) {
|
if (vma) {
|
||||||
|
if (WARN_ON(vma->pin_count == DRM_I915_GEM_OBJECT_MAX_PIN_COUNT))
|
||||||
|
return -EBUSY;
|
||||||
|
|
||||||
if ((alignment &&
|
if ((alignment &&
|
||||||
vma->node.start & (alignment - 1)) ||
|
vma->node.start & (alignment - 1)) ||
|
||||||
(map_and_fenceable && !obj->map_and_fenceable)) {
|
(map_and_fenceable && !obj->map_and_fenceable)) {
|
||||||
WARN(obj->pin_count,
|
WARN(vma->pin_count,
|
||||||
"bo is already pinned with incorrect alignment:"
|
"bo is already pinned with incorrect alignment:"
|
||||||
" offset=%lx, req.alignment=%x, req.map_and_fenceable=%d,"
|
" offset=%lx, req.alignment=%x, req.map_and_fenceable=%d,"
|
||||||
" obj->map_and_fenceable=%d\n",
|
" obj->map_and_fenceable=%d\n",
|
||||||
|
@ -3927,34 +3923,34 @@ i915_gem_object_pin(struct drm_i915_gem_object *obj,
|
||||||
}
|
}
|
||||||
|
|
||||||
if (!i915_gem_obj_bound(obj, vm)) {
|
if (!i915_gem_obj_bound(obj, vm)) {
|
||||||
struct drm_i915_private *dev_priv = obj->base.dev->dev_private;
|
|
||||||
|
|
||||||
ret = i915_gem_object_bind_to_vm(obj, vm, alignment,
|
ret = i915_gem_object_bind_to_vm(obj, vm, alignment,
|
||||||
map_and_fenceable,
|
map_and_fenceable,
|
||||||
nonblocking);
|
nonblocking);
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
if (!dev_priv->mm.aliasing_ppgtt)
|
|
||||||
i915_gem_gtt_bind_object(obj, obj->cache_level);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
if (!obj->has_global_gtt_mapping && map_and_fenceable)
|
vma = i915_gem_obj_to_vma(obj, vm);
|
||||||
i915_gem_gtt_bind_object(obj, obj->cache_level);
|
|
||||||
|
|
||||||
obj->pin_count++;
|
vma->bind_vma(vma, obj->cache_level, flags);
|
||||||
|
|
||||||
|
i915_gem_obj_to_vma(obj, vm)->pin_count++;
|
||||||
obj->pin_mappable |= map_and_fenceable;
|
obj->pin_mappable |= map_and_fenceable;
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
void
|
void
|
||||||
i915_gem_object_unpin(struct drm_i915_gem_object *obj)
|
i915_gem_object_ggtt_unpin(struct drm_i915_gem_object *obj)
|
||||||
{
|
{
|
||||||
BUG_ON(obj->pin_count == 0);
|
struct i915_vma *vma = i915_gem_obj_to_ggtt(obj);
|
||||||
BUG_ON(!i915_gem_obj_bound_any(obj));
|
|
||||||
|
|
||||||
if (--obj->pin_count == 0)
|
BUG_ON(!vma);
|
||||||
|
BUG_ON(vma->pin_count == 0);
|
||||||
|
BUG_ON(!i915_gem_obj_ggtt_bound(obj));
|
||||||
|
|
||||||
|
if (--vma->pin_count == 0)
|
||||||
obj->pin_mappable = false;
|
obj->pin_mappable = false;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -3966,6 +3962,9 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
|
||||||
struct drm_i915_gem_object *obj;
|
struct drm_i915_gem_object *obj;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
|
if (INTEL_INFO(dev)->gen >= 6)
|
||||||
|
return -ENODEV;
|
||||||
|
|
||||||
ret = i915_mutex_lock_interruptible(dev);
|
ret = i915_mutex_lock_interruptible(dev);
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
@ -4038,7 +4037,7 @@ i915_gem_unpin_ioctl(struct drm_device *dev, void *data,
|
||||||
obj->user_pin_count--;
|
obj->user_pin_count--;
|
||||||
if (obj->user_pin_count == 0) {
|
if (obj->user_pin_count == 0) {
|
||||||
obj->pin_filp = NULL;
|
obj->pin_filp = NULL;
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
}
|
}
|
||||||
|
|
||||||
out:
|
out:
|
||||||
|
@ -4118,7 +4117,7 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
|
||||||
goto unlock;
|
goto unlock;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (obj->pin_count) {
|
if (i915_gem_obj_is_pinned(obj)) {
|
||||||
ret = -EINVAL;
|
ret = -EINVAL;
|
||||||
goto out;
|
goto out;
|
||||||
}
|
}
|
||||||
|
@ -4229,12 +4228,11 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj)
|
||||||
if (obj->phys_obj)
|
if (obj->phys_obj)
|
||||||
i915_gem_detach_phys_object(dev, obj);
|
i915_gem_detach_phys_object(dev, obj);
|
||||||
|
|
||||||
obj->pin_count = 0;
|
|
||||||
/* NB: 0 or 1 elements */
|
|
||||||
WARN_ON(!list_empty(&obj->vma_list) &&
|
|
||||||
!list_is_singular(&obj->vma_list));
|
|
||||||
list_for_each_entry_safe(vma, next, &obj->vma_list, vma_link) {
|
list_for_each_entry_safe(vma, next, &obj->vma_list, vma_link) {
|
||||||
int ret = i915_vma_unbind(vma);
|
int ret;
|
||||||
|
|
||||||
|
vma->pin_count = 0;
|
||||||
|
ret = i915_vma_unbind(vma);
|
||||||
if (WARN_ON(ret == -ERESTARTSYS)) {
|
if (WARN_ON(ret == -ERESTARTSYS)) {
|
||||||
bool was_interruptible;
|
bool was_interruptible;
|
||||||
|
|
||||||
|
@ -4283,41 +4281,6 @@ struct i915_vma *i915_gem_obj_to_vma(struct drm_i915_gem_object *obj,
|
||||||
return NULL;
|
return NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct i915_vma *__i915_gem_vma_create(struct drm_i915_gem_object *obj,
|
|
||||||
struct i915_address_space *vm)
|
|
||||||
{
|
|
||||||
struct i915_vma *vma = kzalloc(sizeof(*vma), GFP_KERNEL);
|
|
||||||
if (vma == NULL)
|
|
||||||
return ERR_PTR(-ENOMEM);
|
|
||||||
|
|
||||||
INIT_LIST_HEAD(&vma->vma_link);
|
|
||||||
INIT_LIST_HEAD(&vma->mm_list);
|
|
||||||
INIT_LIST_HEAD(&vma->exec_list);
|
|
||||||
vma->vm = vm;
|
|
||||||
vma->obj = obj;
|
|
||||||
|
|
||||||
/* Keep GGTT vmas first to make debug easier */
|
|
||||||
if (i915_is_ggtt(vm))
|
|
||||||
list_add(&vma->vma_link, &obj->vma_list);
|
|
||||||
else
|
|
||||||
list_add_tail(&vma->vma_link, &obj->vma_list);
|
|
||||||
|
|
||||||
return vma;
|
|
||||||
}
|
|
||||||
|
|
||||||
struct i915_vma *
|
|
||||||
i915_gem_obj_lookup_or_create_vma(struct drm_i915_gem_object *obj,
|
|
||||||
struct i915_address_space *vm)
|
|
||||||
{
|
|
||||||
struct i915_vma *vma;
|
|
||||||
|
|
||||||
vma = i915_gem_obj_to_vma(obj, vm);
|
|
||||||
if (!vma)
|
|
||||||
vma = __i915_gem_vma_create(obj, vm);
|
|
||||||
|
|
||||||
return vma;
|
|
||||||
}
|
|
||||||
|
|
||||||
void i915_gem_vma_destroy(struct i915_vma *vma)
|
void i915_gem_vma_destroy(struct i915_vma *vma)
|
||||||
{
|
{
|
||||||
WARN_ON(vma->node.allocated);
|
WARN_ON(vma->node.allocated);
|
||||||
|
@ -4523,25 +4486,23 @@ i915_gem_init_hw(struct drm_device *dev)
|
||||||
i915_gem_l3_remap(&dev_priv->ring[RCS], i);
|
i915_gem_l3_remap(&dev_priv->ring[RCS], i);
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* XXX: There was some w/a described somewhere suggesting loading
|
* XXX: Contexts should only be initialized once. Doing a switch to the
|
||||||
* contexts before PPGTT.
|
* default context switch however is something we'd like to do after
|
||||||
|
* reset or thaw (the latter may not actually be necessary for HW, but
|
||||||
|
* goes with our code better). Context switching requires rings (for
|
||||||
|
* the do_switch), but before enabling PPGTT. So don't move this.
|
||||||
*/
|
*/
|
||||||
ret = i915_gem_context_init(dev);
|
ret = i915_gem_context_enable(dev_priv);
|
||||||
if (ret) {
|
if (ret) {
|
||||||
i915_gem_cleanup_ringbuffer(dev);
|
DRM_ERROR("Context enable failed %d\n", ret);
|
||||||
DRM_ERROR("Context initialization failed %d\n", ret);
|
goto err_out;
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (dev_priv->mm.aliasing_ppgtt) {
|
|
||||||
ret = dev_priv->mm.aliasing_ppgtt->enable(dev);
|
|
||||||
if (ret) {
|
|
||||||
i915_gem_cleanup_aliasing_ppgtt(dev);
|
|
||||||
DRM_INFO("PPGTT enable failed. This is not fatal, but unexpected\n");
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
|
err_out:
|
||||||
|
i915_gem_cleanup_ringbuffer(dev);
|
||||||
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
int i915_gem_init(struct drm_device *dev)
|
int i915_gem_init(struct drm_device *dev)
|
||||||
|
@ -4560,10 +4521,16 @@ int i915_gem_init(struct drm_device *dev)
|
||||||
|
|
||||||
i915_gem_init_global_gtt(dev);
|
i915_gem_init_global_gtt(dev);
|
||||||
|
|
||||||
|
ret = i915_gem_context_init(dev);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
ret = i915_gem_init_hw(dev);
|
ret = i915_gem_init_hw(dev);
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
if (ret) {
|
if (ret) {
|
||||||
i915_gem_cleanup_aliasing_ppgtt(dev);
|
WARN_ON(dev_priv->mm.aliasing_ppgtt);
|
||||||
|
i915_gem_context_fini(dev);
|
||||||
|
drm_mm_takedown(&dev_priv->gtt.base.mm);
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -4658,14 +4625,16 @@ init_ring_lists(struct intel_ring_buffer *ring)
|
||||||
INIT_LIST_HEAD(&ring->request_list);
|
INIT_LIST_HEAD(&ring->request_list);
|
||||||
}
|
}
|
||||||
|
|
||||||
static void i915_init_vm(struct drm_i915_private *dev_priv,
|
void i915_init_vm(struct drm_i915_private *dev_priv,
|
||||||
struct i915_address_space *vm)
|
struct i915_address_space *vm)
|
||||||
{
|
{
|
||||||
|
if (!i915_is_ggtt(vm))
|
||||||
|
drm_mm_init(&vm->mm, vm->start, vm->total);
|
||||||
vm->dev = dev_priv->dev;
|
vm->dev = dev_priv->dev;
|
||||||
INIT_LIST_HEAD(&vm->active_list);
|
INIT_LIST_HEAD(&vm->active_list);
|
||||||
INIT_LIST_HEAD(&vm->inactive_list);
|
INIT_LIST_HEAD(&vm->inactive_list);
|
||||||
INIT_LIST_HEAD(&vm->global_link);
|
INIT_LIST_HEAD(&vm->global_link);
|
||||||
list_add(&vm->global_link, &dev_priv->vm_list);
|
list_add_tail(&vm->global_link, &dev_priv->vm_list);
|
||||||
}
|
}
|
||||||
|
|
||||||
void
|
void
|
||||||
|
@ -4950,6 +4919,7 @@ i915_gem_file_idle_work_handler(struct work_struct *work)
|
||||||
int i915_gem_open(struct drm_device *dev, struct drm_file *file)
|
int i915_gem_open(struct drm_device *dev, struct drm_file *file)
|
||||||
{
|
{
|
||||||
struct drm_i915_file_private *file_priv;
|
struct drm_i915_file_private *file_priv;
|
||||||
|
int ret;
|
||||||
|
|
||||||
DRM_DEBUG_DRIVER("\n");
|
DRM_DEBUG_DRIVER("\n");
|
||||||
|
|
||||||
|
@ -4965,9 +4935,11 @@ int i915_gem_open(struct drm_device *dev, struct drm_file *file)
|
||||||
INIT_DELAYED_WORK(&file_priv->mm.idle_work,
|
INIT_DELAYED_WORK(&file_priv->mm.idle_work,
|
||||||
i915_gem_file_idle_work_handler);
|
i915_gem_file_idle_work_handler);
|
||||||
|
|
||||||
idr_init(&file_priv->context_idr);
|
ret = i915_gem_context_open(dev, file);
|
||||||
|
if (ret)
|
||||||
|
kfree(file_priv);
|
||||||
|
|
||||||
return 0;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task)
|
static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task)
|
||||||
|
@ -5014,7 +4986,7 @@ i915_gem_inactive_count(struct shrinker *shrinker, struct shrink_control *sc)
|
||||||
if (obj->active)
|
if (obj->active)
|
||||||
continue;
|
continue;
|
||||||
|
|
||||||
if (obj->pin_count == 0 && obj->pages_pin_count == 0)
|
if (!i915_gem_obj_is_pinned(obj) && obj->pages_pin_count == 0)
|
||||||
count += obj->base.size >> PAGE_SHIFT;
|
count += obj->base.size >> PAGE_SHIFT;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -5031,7 +5003,8 @@ unsigned long i915_gem_obj_offset(struct drm_i915_gem_object *o,
|
||||||
struct drm_i915_private *dev_priv = o->base.dev->dev_private;
|
struct drm_i915_private *dev_priv = o->base.dev->dev_private;
|
||||||
struct i915_vma *vma;
|
struct i915_vma *vma;
|
||||||
|
|
||||||
if (vm == &dev_priv->mm.aliasing_ppgtt->base)
|
if (!dev_priv->mm.aliasing_ppgtt ||
|
||||||
|
vm == &dev_priv->mm.aliasing_ppgtt->base)
|
||||||
vm = &dev_priv->gtt.base;
|
vm = &dev_priv->gtt.base;
|
||||||
|
|
||||||
BUG_ON(list_empty(&o->vma_list));
|
BUG_ON(list_empty(&o->vma_list));
|
||||||
|
@ -5072,7 +5045,8 @@ unsigned long i915_gem_obj_size(struct drm_i915_gem_object *o,
|
||||||
struct drm_i915_private *dev_priv = o->base.dev->dev_private;
|
struct drm_i915_private *dev_priv = o->base.dev->dev_private;
|
||||||
struct i915_vma *vma;
|
struct i915_vma *vma;
|
||||||
|
|
||||||
if (vm == &dev_priv->mm.aliasing_ppgtt->base)
|
if (!dev_priv->mm.aliasing_ppgtt ||
|
||||||
|
vm == &dev_priv->mm.aliasing_ppgtt->base)
|
||||||
vm = &dev_priv->gtt.base;
|
vm = &dev_priv->gtt.base;
|
||||||
|
|
||||||
BUG_ON(list_empty(&o->vma_list));
|
BUG_ON(list_empty(&o->vma_list));
|
||||||
|
@ -5127,7 +5101,7 @@ struct i915_vma *i915_gem_obj_to_ggtt(struct drm_i915_gem_object *obj)
|
||||||
return NULL;
|
return NULL;
|
||||||
|
|
||||||
vma = list_first_entry(&obj->vma_list, typeof(*vma), vma_link);
|
vma = list_first_entry(&obj->vma_list, typeof(*vma), vma_link);
|
||||||
if (WARN_ON(vma->vm != obj_to_ggtt(obj)))
|
if (vma->vm != obj_to_ggtt(obj))
|
||||||
return NULL;
|
return NULL;
|
||||||
|
|
||||||
return vma;
|
return vma;
|
||||||
|
|
|
@ -93,11 +93,19 @@
|
||||||
* I've seen in a spec to date, and that was a workaround for a non-shipping
|
* I've seen in a spec to date, and that was a workaround for a non-shipping
|
||||||
* part. It should be safe to decrease this, but it's more future proof as is.
|
* part. It should be safe to decrease this, but it's more future proof as is.
|
||||||
*/
|
*/
|
||||||
#define CONTEXT_ALIGN (64<<10)
|
#define GEN6_CONTEXT_ALIGN (64<<10)
|
||||||
|
#define GEN7_CONTEXT_ALIGN 4096
|
||||||
|
|
||||||
static struct i915_hw_context *
|
static int do_switch(struct intel_ring_buffer *ring,
|
||||||
i915_gem_context_get(struct drm_i915_file_private *file_priv, u32 id);
|
struct i915_hw_context *to);
|
||||||
static int do_switch(struct i915_hw_context *to);
|
|
||||||
|
static size_t get_context_alignment(struct drm_device *dev)
|
||||||
|
{
|
||||||
|
if (IS_GEN6(dev))
|
||||||
|
return GEN6_CONTEXT_ALIGN;
|
||||||
|
|
||||||
|
return GEN7_CONTEXT_ALIGN;
|
||||||
|
}
|
||||||
|
|
||||||
static int get_context_size(struct drm_device *dev)
|
static int get_context_size(struct drm_device *dev)
|
||||||
{
|
{
|
||||||
|
@ -131,14 +139,43 @@ void i915_gem_context_free(struct kref *ctx_ref)
|
||||||
{
|
{
|
||||||
struct i915_hw_context *ctx = container_of(ctx_ref,
|
struct i915_hw_context *ctx = container_of(ctx_ref,
|
||||||
typeof(*ctx), ref);
|
typeof(*ctx), ref);
|
||||||
|
struct i915_hw_ppgtt *ppgtt = NULL;
|
||||||
|
|
||||||
list_del(&ctx->link);
|
/* We refcount even the aliasing PPGTT to keep the code symmetric */
|
||||||
|
if (USES_ALIASING_PPGTT(ctx->obj->base.dev))
|
||||||
|
ppgtt = ctx_to_ppgtt(ctx);
|
||||||
|
|
||||||
|
/* XXX: Free up the object before tearing down the address space, in
|
||||||
|
* case we're bound in the PPGTT */
|
||||||
drm_gem_object_unreference(&ctx->obj->base);
|
drm_gem_object_unreference(&ctx->obj->base);
|
||||||
|
|
||||||
|
if (ppgtt)
|
||||||
|
kref_put(&ppgtt->ref, ppgtt_release);
|
||||||
|
list_del(&ctx->link);
|
||||||
kfree(ctx);
|
kfree(ctx);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static struct i915_hw_ppgtt *
|
||||||
|
create_vm_for_ctx(struct drm_device *dev, struct i915_hw_context *ctx)
|
||||||
|
{
|
||||||
|
struct i915_hw_ppgtt *ppgtt;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
ppgtt = kzalloc(sizeof(*ppgtt), GFP_KERNEL);
|
||||||
|
if (!ppgtt)
|
||||||
|
return ERR_PTR(-ENOMEM);
|
||||||
|
|
||||||
|
ret = i915_gem_init_ppgtt(dev, ppgtt);
|
||||||
|
if (ret) {
|
||||||
|
kfree(ppgtt);
|
||||||
|
return ERR_PTR(ret);
|
||||||
|
}
|
||||||
|
|
||||||
|
return ppgtt;
|
||||||
|
}
|
||||||
|
|
||||||
static struct i915_hw_context *
|
static struct i915_hw_context *
|
||||||
create_hw_context(struct drm_device *dev,
|
__create_hw_context(struct drm_device *dev,
|
||||||
struct drm_i915_file_private *file_priv)
|
struct drm_i915_file_private *file_priv)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
@ -166,18 +203,13 @@ create_hw_context(struct drm_device *dev,
|
||||||
goto err_out;
|
goto err_out;
|
||||||
}
|
}
|
||||||
|
|
||||||
/* The ring associated with the context object is handled by the normal
|
|
||||||
* object tracking code. We give an initial ring value simple to pass an
|
|
||||||
* assertion in the context switch code.
|
|
||||||
*/
|
|
||||||
ctx->ring = &dev_priv->ring[RCS];
|
|
||||||
list_add_tail(&ctx->link, &dev_priv->context_list);
|
list_add_tail(&ctx->link, &dev_priv->context_list);
|
||||||
|
|
||||||
/* Default context will never have a file_priv */
|
/* Default context will never have a file_priv */
|
||||||
if (file_priv == NULL)
|
if (file_priv == NULL)
|
||||||
return ctx;
|
return ctx;
|
||||||
|
|
||||||
ret = idr_alloc(&file_priv->context_idr, ctx, DEFAULT_CONTEXT_ID + 1, 0,
|
ret = idr_alloc(&file_priv->context_idr, ctx, DEFAULT_CONTEXT_ID, 0,
|
||||||
GFP_KERNEL);
|
GFP_KERNEL);
|
||||||
if (ret < 0)
|
if (ret < 0)
|
||||||
goto err_out;
|
goto err_out;
|
||||||
|
@ -198,7 +230,7 @@ err_out:
|
||||||
|
|
||||||
static inline bool is_default_context(struct i915_hw_context *ctx)
|
static inline bool is_default_context(struct i915_hw_context *ctx)
|
||||||
{
|
{
|
||||||
return (ctx == ctx->ring->default_context);
|
return (ctx->id == DEFAULT_CONTEXT_ID);
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
@ -206,57 +238,129 @@ static inline bool is_default_context(struct i915_hw_context *ctx)
|
||||||
* context state of the GPU for applications that don't utilize HW contexts, as
|
* context state of the GPU for applications that don't utilize HW contexts, as
|
||||||
* well as an idle case.
|
* well as an idle case.
|
||||||
*/
|
*/
|
||||||
static int create_default_context(struct drm_i915_private *dev_priv)
|
static struct i915_hw_context *
|
||||||
|
i915_gem_create_context(struct drm_device *dev,
|
||||||
|
struct drm_i915_file_private *file_priv,
|
||||||
|
bool create_vm)
|
||||||
{
|
{
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
struct i915_hw_context *ctx;
|
struct i915_hw_context *ctx;
|
||||||
int ret;
|
int ret = 0;
|
||||||
|
|
||||||
BUG_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
|
BUG_ON(!mutex_is_locked(&dev->struct_mutex));
|
||||||
|
|
||||||
ctx = create_hw_context(dev_priv->dev, NULL);
|
ctx = __create_hw_context(dev, file_priv);
|
||||||
if (IS_ERR(ctx))
|
if (IS_ERR(ctx))
|
||||||
return PTR_ERR(ctx);
|
return ctx;
|
||||||
|
|
||||||
/* We may need to do things with the shrinker which require us to
|
if (create_vm) {
|
||||||
* immediately switch back to the default context. This can cause a
|
struct i915_hw_ppgtt *ppgtt = create_vm_for_ctx(dev, ctx);
|
||||||
* problem as pinning the default context also requires GTT space which
|
|
||||||
* may not be available. To avoid this we always pin the
|
|
||||||
* default context.
|
|
||||||
*/
|
|
||||||
ret = i915_gem_obj_ggtt_pin(ctx->obj, CONTEXT_ALIGN, false, false);
|
|
||||||
if (ret) {
|
|
||||||
DRM_DEBUG_DRIVER("Couldn't pin %d\n", ret);
|
|
||||||
goto err_destroy;
|
|
||||||
}
|
|
||||||
|
|
||||||
ret = do_switch(ctx);
|
if (IS_ERR_OR_NULL(ppgtt)) {
|
||||||
if (ret) {
|
DRM_DEBUG_DRIVER("PPGTT setup failed (%ld)\n",
|
||||||
DRM_DEBUG_DRIVER("Switch failed %d\n", ret);
|
PTR_ERR(ppgtt));
|
||||||
goto err_unpin;
|
ret = PTR_ERR(ppgtt);
|
||||||
}
|
goto err_destroy;
|
||||||
|
} else
|
||||||
|
ctx->vm = &ppgtt->base;
|
||||||
|
|
||||||
dev_priv->ring[RCS].default_context = ctx;
|
/* This case is reserved for the global default context and
|
||||||
|
* should only happen once. */
|
||||||
|
if (!file_priv) {
|
||||||
|
if (WARN_ON(dev_priv->mm.aliasing_ppgtt)) {
|
||||||
|
ret = -EEXIST;
|
||||||
|
goto err_destroy;
|
||||||
|
}
|
||||||
|
|
||||||
DRM_DEBUG_DRIVER("Default HW context loaded\n");
|
dev_priv->mm.aliasing_ppgtt = ppgtt;
|
||||||
return 0;
|
|
||||||
|
/* We may need to do things with the shrinker which
|
||||||
|
* require us to immediately switch back to the default
|
||||||
|
* context. This can cause a problem as pinning the
|
||||||
|
* default context also requires GTT space which may not
|
||||||
|
* be available. To avoid this we always pin the default
|
||||||
|
* context.
|
||||||
|
*/
|
||||||
|
ret = i915_gem_obj_ggtt_pin(ctx->obj,
|
||||||
|
get_context_alignment(dev),
|
||||||
|
false, false);
|
||||||
|
if (ret) {
|
||||||
|
DRM_DEBUG_DRIVER("Couldn't pin %d\n", ret);
|
||||||
|
goto err_destroy;
|
||||||
|
}
|
||||||
|
|
||||||
|
ctx->vm = &dev_priv->mm.aliasing_ppgtt->base;
|
||||||
|
}
|
||||||
|
} else if (USES_ALIASING_PPGTT(dev)) {
|
||||||
|
/* For platforms which only have aliasing PPGTT, we fake the
|
||||||
|
* address space and refcounting. */
|
||||||
|
ctx->vm = &dev_priv->mm.aliasing_ppgtt->base;
|
||||||
|
kref_get(&dev_priv->mm.aliasing_ppgtt->ref);
|
||||||
|
} else
|
||||||
|
ctx->vm = &dev_priv->gtt.base;
|
||||||
|
|
||||||
|
return ctx;
|
||||||
|
|
||||||
err_unpin:
|
|
||||||
i915_gem_object_unpin(ctx->obj);
|
|
||||||
err_destroy:
|
err_destroy:
|
||||||
i915_gem_context_unreference(ctx);
|
i915_gem_context_unreference(ctx);
|
||||||
return ret;
|
return ERR_PTR(ret);
|
||||||
|
}
|
||||||
|
|
||||||
|
void i915_gem_context_reset(struct drm_device *dev)
|
||||||
|
{
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
struct intel_ring_buffer *ring;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
if (!HAS_HW_CONTEXTS(dev))
|
||||||
|
return;
|
||||||
|
|
||||||
|
/* Prevent the hardware from restoring the last context (which hung) on
|
||||||
|
* the next switch */
|
||||||
|
for (i = 0; i < I915_NUM_RINGS; i++) {
|
||||||
|
struct i915_hw_context *dctx;
|
||||||
|
if (!(INTEL_INFO(dev)->ring_mask & (1<<i)))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
/* Do a fake switch to the default context */
|
||||||
|
ring = &dev_priv->ring[i];
|
||||||
|
dctx = ring->default_context;
|
||||||
|
if (WARN_ON(!dctx))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
if (!ring->last_context)
|
||||||
|
continue;
|
||||||
|
|
||||||
|
if (ring->last_context == dctx)
|
||||||
|
continue;
|
||||||
|
|
||||||
|
if (i == RCS) {
|
||||||
|
WARN_ON(i915_gem_obj_ggtt_pin(dctx->obj,
|
||||||
|
get_context_alignment(dev),
|
||||||
|
false, false));
|
||||||
|
/* Fake a finish/inactive */
|
||||||
|
dctx->obj->base.write_domain = 0;
|
||||||
|
dctx->obj->active = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
i915_gem_context_unreference(ring->last_context);
|
||||||
|
i915_gem_context_reference(dctx);
|
||||||
|
ring->last_context = dctx;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
int i915_gem_context_init(struct drm_device *dev)
|
int i915_gem_context_init(struct drm_device *dev)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
int ret;
|
struct intel_ring_buffer *ring;
|
||||||
|
int i;
|
||||||
|
|
||||||
if (!HAS_HW_CONTEXTS(dev))
|
if (!HAS_HW_CONTEXTS(dev))
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
/* If called from reset, or thaw... we've been here already */
|
/* Init should only be called once per module load. Eventually the
|
||||||
if (dev_priv->ring[RCS].default_context)
|
* restriction on the context_disabled check can be loosened. */
|
||||||
|
if (WARN_ON(dev_priv->ring[RCS].default_context))
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
dev_priv->hw_context_size = round_up(get_context_size(dev), 4096);
|
dev_priv->hw_context_size = round_up(get_context_size(dev), 4096);
|
||||||
|
@ -266,11 +370,23 @@ int i915_gem_context_init(struct drm_device *dev)
|
||||||
return -E2BIG;
|
return -E2BIG;
|
||||||
}
|
}
|
||||||
|
|
||||||
ret = create_default_context(dev_priv);
|
dev_priv->ring[RCS].default_context =
|
||||||
if (ret) {
|
i915_gem_create_context(dev, NULL, USES_ALIASING_PPGTT(dev));
|
||||||
DRM_DEBUG_DRIVER("Disabling HW Contexts; create failed %d\n",
|
|
||||||
ret);
|
if (IS_ERR_OR_NULL(dev_priv->ring[RCS].default_context)) {
|
||||||
return ret;
|
DRM_DEBUG_DRIVER("Disabling HW Contexts; create failed %ld\n",
|
||||||
|
PTR_ERR(dev_priv->ring[RCS].default_context));
|
||||||
|
return PTR_ERR(dev_priv->ring[RCS].default_context);
|
||||||
|
}
|
||||||
|
|
||||||
|
for (i = RCS + 1; i < I915_NUM_RINGS; i++) {
|
||||||
|
if (!(INTEL_INFO(dev)->ring_mask & (1<<i)))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
ring = &dev_priv->ring[i];
|
||||||
|
|
||||||
|
/* NB: RCS will hold a ref for all rings */
|
||||||
|
ring->default_context = dev_priv->ring[RCS].default_context;
|
||||||
}
|
}
|
||||||
|
|
||||||
DRM_DEBUG_DRIVER("HW context support initialized\n");
|
DRM_DEBUG_DRIVER("HW context support initialized\n");
|
||||||
|
@ -281,6 +397,7 @@ void i915_gem_context_fini(struct drm_device *dev)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
struct i915_hw_context *dctx = dev_priv->ring[RCS].default_context;
|
struct i915_hw_context *dctx = dev_priv->ring[RCS].default_context;
|
||||||
|
int i;
|
||||||
|
|
||||||
if (!HAS_HW_CONTEXTS(dev))
|
if (!HAS_HW_CONTEXTS(dev))
|
||||||
return;
|
return;
|
||||||
|
@ -300,59 +417,125 @@ void i915_gem_context_fini(struct drm_device *dev)
|
||||||
if (dev_priv->ring[RCS].last_context == dctx) {
|
if (dev_priv->ring[RCS].last_context == dctx) {
|
||||||
/* Fake switch to NULL context */
|
/* Fake switch to NULL context */
|
||||||
WARN_ON(dctx->obj->active);
|
WARN_ON(dctx->obj->active);
|
||||||
i915_gem_object_unpin(dctx->obj);
|
i915_gem_object_ggtt_unpin(dctx->obj);
|
||||||
i915_gem_context_unreference(dctx);
|
i915_gem_context_unreference(dctx);
|
||||||
|
dev_priv->ring[RCS].last_context = NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
i915_gem_object_unpin(dctx->obj);
|
for (i = 0; i < I915_NUM_RINGS; i++) {
|
||||||
|
struct intel_ring_buffer *ring = &dev_priv->ring[i];
|
||||||
|
if (!(INTEL_INFO(dev)->ring_mask & (1<<i)))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
if (ring->last_context)
|
||||||
|
i915_gem_context_unreference(ring->last_context);
|
||||||
|
|
||||||
|
ring->default_context = NULL;
|
||||||
|
ring->last_context = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
i915_gem_object_ggtt_unpin(dctx->obj);
|
||||||
i915_gem_context_unreference(dctx);
|
i915_gem_context_unreference(dctx);
|
||||||
dev_priv->ring[RCS].default_context = NULL;
|
dev_priv->mm.aliasing_ppgtt = NULL;
|
||||||
dev_priv->ring[RCS].last_context = NULL;
|
}
|
||||||
|
|
||||||
|
int i915_gem_context_enable(struct drm_i915_private *dev_priv)
|
||||||
|
{
|
||||||
|
struct intel_ring_buffer *ring;
|
||||||
|
int ret, i;
|
||||||
|
|
||||||
|
if (!HAS_HW_CONTEXTS(dev_priv->dev))
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
/* This is the only place the aliasing PPGTT gets enabled, which means
|
||||||
|
* it has to happen before we bail on reset */
|
||||||
|
if (dev_priv->mm.aliasing_ppgtt) {
|
||||||
|
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
|
||||||
|
ppgtt->enable(ppgtt);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* FIXME: We should make this work, even in reset */
|
||||||
|
if (i915_reset_in_progress(&dev_priv->gpu_error))
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
BUG_ON(!dev_priv->ring[RCS].default_context);
|
||||||
|
|
||||||
|
for_each_ring(ring, dev_priv, i) {
|
||||||
|
ret = do_switch(ring, ring->default_context);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int context_idr_cleanup(int id, void *p, void *data)
|
static int context_idr_cleanup(int id, void *p, void *data)
|
||||||
{
|
{
|
||||||
struct i915_hw_context *ctx = p;
|
struct i915_hw_context *ctx = p;
|
||||||
|
|
||||||
BUG_ON(id == DEFAULT_CONTEXT_ID);
|
/* Ignore the default context because close will handle it */
|
||||||
|
if (is_default_context(ctx))
|
||||||
|
return 0;
|
||||||
|
|
||||||
i915_gem_context_unreference(ctx);
|
i915_gem_context_unreference(ctx);
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
struct i915_ctx_hang_stats *
|
int i915_gem_context_open(struct drm_device *dev, struct drm_file *file)
|
||||||
i915_gem_context_get_hang_stats(struct drm_device *dev,
|
|
||||||
struct drm_file *file,
|
|
||||||
u32 id)
|
|
||||||
{
|
{
|
||||||
struct drm_i915_file_private *file_priv = file->driver_priv;
|
struct drm_i915_file_private *file_priv = file->driver_priv;
|
||||||
struct i915_hw_context *ctx;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
|
||||||
if (id == DEFAULT_CONTEXT_ID)
|
if (!HAS_HW_CONTEXTS(dev)) {
|
||||||
return &file_priv->hang_stats;
|
/* Cheat for hang stats */
|
||||||
|
file_priv->private_default_ctx =
|
||||||
|
kzalloc(sizeof(struct i915_hw_context), GFP_KERNEL);
|
||||||
|
file_priv->private_default_ctx->vm = &dev_priv->gtt.base;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
if (!HAS_HW_CONTEXTS(dev))
|
idr_init(&file_priv->context_idr);
|
||||||
return ERR_PTR(-ENOENT);
|
|
||||||
|
|
||||||
ctx = i915_gem_context_get(file->driver_priv, id);
|
mutex_lock(&dev->struct_mutex);
|
||||||
if (ctx == NULL)
|
file_priv->private_default_ctx =
|
||||||
return ERR_PTR(-ENOENT);
|
i915_gem_create_context(dev, file_priv, USES_FULL_PPGTT(dev));
|
||||||
|
mutex_unlock(&dev->struct_mutex);
|
||||||
|
|
||||||
return &ctx->hang_stats;
|
if (IS_ERR(file_priv->private_default_ctx)) {
|
||||||
|
idr_destroy(&file_priv->context_idr);
|
||||||
|
return PTR_ERR(file_priv->private_default_ctx);
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
void i915_gem_context_close(struct drm_device *dev, struct drm_file *file)
|
void i915_gem_context_close(struct drm_device *dev, struct drm_file *file)
|
||||||
{
|
{
|
||||||
struct drm_i915_file_private *file_priv = file->driver_priv;
|
struct drm_i915_file_private *file_priv = file->driver_priv;
|
||||||
|
|
||||||
|
if (!HAS_HW_CONTEXTS(dev)) {
|
||||||
|
kfree(file_priv->private_default_ctx);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
idr_for_each(&file_priv->context_idr, context_idr_cleanup, NULL);
|
idr_for_each(&file_priv->context_idr, context_idr_cleanup, NULL);
|
||||||
|
i915_gem_context_unreference(file_priv->private_default_ctx);
|
||||||
idr_destroy(&file_priv->context_idr);
|
idr_destroy(&file_priv->context_idr);
|
||||||
}
|
}
|
||||||
|
|
||||||
static struct i915_hw_context *
|
struct i915_hw_context *
|
||||||
i915_gem_context_get(struct drm_i915_file_private *file_priv, u32 id)
|
i915_gem_context_get(struct drm_i915_file_private *file_priv, u32 id)
|
||||||
{
|
{
|
||||||
return (struct i915_hw_context *)idr_find(&file_priv->context_idr, id);
|
struct i915_hw_context *ctx;
|
||||||
|
|
||||||
|
if (!HAS_HW_CONTEXTS(file_priv->dev_priv->dev))
|
||||||
|
return file_priv->private_default_ctx;
|
||||||
|
|
||||||
|
ctx = (struct i915_hw_context *)idr_find(&file_priv->context_idr, id);
|
||||||
|
if (!ctx)
|
||||||
|
return ERR_PTR(-ENOENT);
|
||||||
|
|
||||||
|
return ctx;
|
||||||
}
|
}
|
||||||
|
|
||||||
static inline int
|
static inline int
|
||||||
|
@ -403,21 +586,31 @@ mi_set_context(struct intel_ring_buffer *ring,
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int do_switch(struct i915_hw_context *to)
|
static int do_switch(struct intel_ring_buffer *ring,
|
||||||
|
struct i915_hw_context *to)
|
||||||
{
|
{
|
||||||
struct intel_ring_buffer *ring = to->ring;
|
struct drm_i915_private *dev_priv = ring->dev->dev_private;
|
||||||
struct i915_hw_context *from = ring->last_context;
|
struct i915_hw_context *from = ring->last_context;
|
||||||
|
struct i915_hw_ppgtt *ppgtt = ctx_to_ppgtt(to);
|
||||||
u32 hw_flags = 0;
|
u32 hw_flags = 0;
|
||||||
int ret, i;
|
int ret, i;
|
||||||
|
|
||||||
BUG_ON(from != NULL && from->obj != NULL && from->obj->pin_count == 0);
|
if (from != NULL && ring == &dev_priv->ring[RCS]) {
|
||||||
|
BUG_ON(from->obj == NULL);
|
||||||
|
BUG_ON(!i915_gem_obj_is_pinned(from->obj));
|
||||||
|
}
|
||||||
|
|
||||||
if (from == to && !to->remap_slice)
|
if (from == to && from->last_ring == ring && !to->remap_slice)
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
ret = i915_gem_obj_ggtt_pin(to->obj, CONTEXT_ALIGN, false, false);
|
/* Trying to pin first makes error handling easier. */
|
||||||
if (ret)
|
if (ring == &dev_priv->ring[RCS]) {
|
||||||
return ret;
|
ret = i915_gem_obj_ggtt_pin(to->obj,
|
||||||
|
get_context_alignment(ring->dev),
|
||||||
|
false, false);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Pin can switch back to the default context if we end up calling into
|
* Pin can switch back to the default context if we end up calling into
|
||||||
|
@ -426,6 +619,18 @@ static int do_switch(struct i915_hw_context *to)
|
||||||
*/
|
*/
|
||||||
from = ring->last_context;
|
from = ring->last_context;
|
||||||
|
|
||||||
|
if (USES_FULL_PPGTT(ring->dev)) {
|
||||||
|
ret = ppgtt->switch_mm(ppgtt, ring, false);
|
||||||
|
if (ret)
|
||||||
|
goto unpin_out;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (ring != &dev_priv->ring[RCS]) {
|
||||||
|
if (from)
|
||||||
|
i915_gem_context_unreference(from);
|
||||||
|
goto done;
|
||||||
|
}
|
||||||
|
|
||||||
/*
|
/*
|
||||||
* Clear this page out of any CPU caches for coherent swap-in/out. Note
|
* Clear this page out of any CPU caches for coherent swap-in/out. Note
|
||||||
* that thanks to write = false in this call and us not setting any gpu
|
* that thanks to write = false in this call and us not setting any gpu
|
||||||
|
@ -435,22 +640,21 @@ static int do_switch(struct i915_hw_context *to)
|
||||||
* XXX: We need a real interface to do this instead of trickery.
|
* XXX: We need a real interface to do this instead of trickery.
|
||||||
*/
|
*/
|
||||||
ret = i915_gem_object_set_to_gtt_domain(to->obj, false);
|
ret = i915_gem_object_set_to_gtt_domain(to->obj, false);
|
||||||
if (ret) {
|
if (ret)
|
||||||
i915_gem_object_unpin(to->obj);
|
goto unpin_out;
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (!to->obj->has_global_gtt_mapping)
|
if (!to->obj->has_global_gtt_mapping) {
|
||||||
i915_gem_gtt_bind_object(to->obj, to->obj->cache_level);
|
struct i915_vma *vma = i915_gem_obj_to_vma(to->obj,
|
||||||
|
&dev_priv->gtt.base);
|
||||||
|
vma->bind_vma(vma, to->obj->cache_level, GLOBAL_BIND);
|
||||||
|
}
|
||||||
|
|
||||||
if (!to->is_initialized || is_default_context(to))
|
if (!to->is_initialized || is_default_context(to))
|
||||||
hw_flags |= MI_RESTORE_INHIBIT;
|
hw_flags |= MI_RESTORE_INHIBIT;
|
||||||
|
|
||||||
ret = mi_set_context(ring, to, hw_flags);
|
ret = mi_set_context(ring, to, hw_flags);
|
||||||
if (ret) {
|
if (ret)
|
||||||
i915_gem_object_unpin(to->obj);
|
goto unpin_out;
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
for (i = 0; i < MAX_L3_SLICES; i++) {
|
for (i = 0; i < MAX_L3_SLICES; i++) {
|
||||||
if (!(to->remap_slice & (1<<i)))
|
if (!(to->remap_slice & (1<<i)))
|
||||||
|
@ -484,15 +688,23 @@ static int do_switch(struct i915_hw_context *to)
|
||||||
BUG_ON(from->obj->ring != ring);
|
BUG_ON(from->obj->ring != ring);
|
||||||
|
|
||||||
/* obj is kept alive until the next request by its active ref */
|
/* obj is kept alive until the next request by its active ref */
|
||||||
i915_gem_object_unpin(from->obj);
|
i915_gem_object_ggtt_unpin(from->obj);
|
||||||
i915_gem_context_unreference(from);
|
i915_gem_context_unreference(from);
|
||||||
}
|
}
|
||||||
|
|
||||||
i915_gem_context_reference(to);
|
|
||||||
ring->last_context = to;
|
|
||||||
to->is_initialized = true;
|
to->is_initialized = true;
|
||||||
|
|
||||||
|
done:
|
||||||
|
i915_gem_context_reference(to);
|
||||||
|
ring->last_context = to;
|
||||||
|
to->last_ring = ring;
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
|
unpin_out:
|
||||||
|
if (ring->id == RCS)
|
||||||
|
i915_gem_object_ggtt_unpin(to->obj);
|
||||||
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
@ -508,31 +720,19 @@ static int do_switch(struct i915_hw_context *to)
|
||||||
*/
|
*/
|
||||||
int i915_switch_context(struct intel_ring_buffer *ring,
|
int i915_switch_context(struct intel_ring_buffer *ring,
|
||||||
struct drm_file *file,
|
struct drm_file *file,
|
||||||
int to_id)
|
struct i915_hw_context *to)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = ring->dev->dev_private;
|
struct drm_i915_private *dev_priv = ring->dev->dev_private;
|
||||||
struct i915_hw_context *to;
|
|
||||||
|
|
||||||
if (!HAS_HW_CONTEXTS(ring->dev))
|
|
||||||
return 0;
|
|
||||||
|
|
||||||
WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
|
WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
|
||||||
|
|
||||||
if (ring != &dev_priv->ring[RCS])
|
BUG_ON(file && to == NULL);
|
||||||
|
|
||||||
|
/* We have the fake context, but don't supports switching. */
|
||||||
|
if (!HAS_HW_CONTEXTS(ring->dev))
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
if (to_id == DEFAULT_CONTEXT_ID) {
|
return do_switch(ring, to);
|
||||||
to = ring->default_context;
|
|
||||||
} else {
|
|
||||||
if (file == NULL)
|
|
||||||
return -EINVAL;
|
|
||||||
|
|
||||||
to = i915_gem_context_get(file->driver_priv, to_id);
|
|
||||||
if (to == NULL)
|
|
||||||
return -ENOENT;
|
|
||||||
}
|
|
||||||
|
|
||||||
return do_switch(to);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
|
int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
|
||||||
|
@ -553,7 +753,7 @@ int i915_gem_context_create_ioctl(struct drm_device *dev, void *data,
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
ctx = create_hw_context(dev, file_priv);
|
ctx = i915_gem_create_context(dev, file_priv, USES_FULL_PPGTT(dev));
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
if (IS_ERR(ctx))
|
if (IS_ERR(ctx))
|
||||||
return PTR_ERR(ctx);
|
return PTR_ERR(ctx);
|
||||||
|
@ -575,14 +775,17 @@ int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data,
|
||||||
if (!(dev->driver->driver_features & DRIVER_GEM))
|
if (!(dev->driver->driver_features & DRIVER_GEM))
|
||||||
return -ENODEV;
|
return -ENODEV;
|
||||||
|
|
||||||
|
if (args->ctx_id == DEFAULT_CONTEXT_ID)
|
||||||
|
return -ENOENT;
|
||||||
|
|
||||||
ret = i915_mutex_lock_interruptible(dev);
|
ret = i915_mutex_lock_interruptible(dev);
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
ctx = i915_gem_context_get(file_priv, args->ctx_id);
|
ctx = i915_gem_context_get(file_priv, args->ctx_id);
|
||||||
if (!ctx) {
|
if (IS_ERR(ctx)) {
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
return -ENOENT;
|
return PTR_ERR(ctx);
|
||||||
}
|
}
|
||||||
|
|
||||||
idr_remove(&ctx->file_priv->context_idr, ctx->id);
|
idr_remove(&ctx->file_priv->context_idr, ctx->id);
|
||||||
|
|
|
@ -36,7 +36,8 @@
|
||||||
static bool
|
static bool
|
||||||
mark_free(struct i915_vma *vma, struct list_head *unwind)
|
mark_free(struct i915_vma *vma, struct list_head *unwind)
|
||||||
{
|
{
|
||||||
if (vma->obj->pin_count)
|
/* Freeing up memory requires no VMAs are pinned */
|
||||||
|
if (i915_gem_obj_is_pinned(vma->obj))
|
||||||
return false;
|
return false;
|
||||||
|
|
||||||
if (WARN_ON(!list_empty(&vma->exec_list)))
|
if (WARN_ON(!list_empty(&vma->exec_list)))
|
||||||
|
@ -207,7 +208,7 @@ int i915_gem_evict_vm(struct i915_address_space *vm, bool do_idle)
|
||||||
}
|
}
|
||||||
|
|
||||||
list_for_each_entry_safe(vma, next, &vm->inactive_list, mm_list)
|
list_for_each_entry_safe(vma, next, &vm->inactive_list, mm_list)
|
||||||
if (vma->obj->pin_count == 0)
|
if (vma->pin_count == 0)
|
||||||
WARN_ON(i915_vma_unbind(vma));
|
WARN_ON(i915_vma_unbind(vma));
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
|
|
|
@ -91,6 +91,7 @@ eb_lookup_vmas(struct eb_vmas *eb,
|
||||||
struct i915_address_space *vm,
|
struct i915_address_space *vm,
|
||||||
struct drm_file *file)
|
struct drm_file *file)
|
||||||
{
|
{
|
||||||
|
struct drm_i915_private *dev_priv = vm->dev->dev_private;
|
||||||
struct drm_i915_gem_object *obj;
|
struct drm_i915_gem_object *obj;
|
||||||
struct list_head objects;
|
struct list_head objects;
|
||||||
int i, ret;
|
int i, ret;
|
||||||
|
@ -125,6 +126,20 @@ eb_lookup_vmas(struct eb_vmas *eb,
|
||||||
i = 0;
|
i = 0;
|
||||||
while (!list_empty(&objects)) {
|
while (!list_empty(&objects)) {
|
||||||
struct i915_vma *vma;
|
struct i915_vma *vma;
|
||||||
|
struct i915_address_space *bind_vm = vm;
|
||||||
|
|
||||||
|
if (exec[i].flags & EXEC_OBJECT_NEEDS_GTT &&
|
||||||
|
USES_FULL_PPGTT(vm->dev)) {
|
||||||
|
ret = -EINVAL;
|
||||||
|
goto out;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* If we have secure dispatch, or the userspace assures us that
|
||||||
|
* they know what they're doing, use the GGTT VM.
|
||||||
|
*/
|
||||||
|
if (((args->flags & I915_EXEC_SECURE) &&
|
||||||
|
(i == (args->buffer_count - 1))))
|
||||||
|
bind_vm = &dev_priv->gtt.base;
|
||||||
|
|
||||||
obj = list_first_entry(&objects,
|
obj = list_first_entry(&objects,
|
||||||
struct drm_i915_gem_object,
|
struct drm_i915_gem_object,
|
||||||
|
@ -138,7 +153,7 @@ eb_lookup_vmas(struct eb_vmas *eb,
|
||||||
* from the (obj, vm) we don't run the risk of creating
|
* from the (obj, vm) we don't run the risk of creating
|
||||||
* duplicated vmas for the same vm.
|
* duplicated vmas for the same vm.
|
||||||
*/
|
*/
|
||||||
vma = i915_gem_obj_lookup_or_create_vma(obj, vm);
|
vma = i915_gem_obj_lookup_or_create_vma(obj, bind_vm);
|
||||||
if (IS_ERR(vma)) {
|
if (IS_ERR(vma)) {
|
||||||
DRM_DEBUG("Failed to lookup VMA\n");
|
DRM_DEBUG("Failed to lookup VMA\n");
|
||||||
ret = PTR_ERR(vma);
|
ret = PTR_ERR(vma);
|
||||||
|
@ -217,7 +232,7 @@ i915_gem_execbuffer_unreserve_vma(struct i915_vma *vma)
|
||||||
i915_gem_object_unpin_fence(obj);
|
i915_gem_object_unpin_fence(obj);
|
||||||
|
|
||||||
if (entry->flags & __EXEC_OBJECT_HAS_PIN)
|
if (entry->flags & __EXEC_OBJECT_HAS_PIN)
|
||||||
i915_gem_object_unpin(obj);
|
vma->pin_count--;
|
||||||
|
|
||||||
entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN);
|
entry->flags &= ~(__EXEC_OBJECT_HAS_FENCE | __EXEC_OBJECT_HAS_PIN);
|
||||||
}
|
}
|
||||||
|
@ -327,8 +342,7 @@ relocate_entry_gtt(struct drm_i915_gem_object *obj,
|
||||||
static int
|
static int
|
||||||
i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj,
|
i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj,
|
||||||
struct eb_vmas *eb,
|
struct eb_vmas *eb,
|
||||||
struct drm_i915_gem_relocation_entry *reloc,
|
struct drm_i915_gem_relocation_entry *reloc)
|
||||||
struct i915_address_space *vm)
|
|
||||||
{
|
{
|
||||||
struct drm_device *dev = obj->base.dev;
|
struct drm_device *dev = obj->base.dev;
|
||||||
struct drm_gem_object *target_obj;
|
struct drm_gem_object *target_obj;
|
||||||
|
@ -352,8 +366,10 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj,
|
||||||
if (unlikely(IS_GEN6(dev) &&
|
if (unlikely(IS_GEN6(dev) &&
|
||||||
reloc->write_domain == I915_GEM_DOMAIN_INSTRUCTION &&
|
reloc->write_domain == I915_GEM_DOMAIN_INSTRUCTION &&
|
||||||
!target_i915_obj->has_global_gtt_mapping)) {
|
!target_i915_obj->has_global_gtt_mapping)) {
|
||||||
i915_gem_gtt_bind_object(target_i915_obj,
|
struct i915_vma *vma =
|
||||||
target_i915_obj->cache_level);
|
list_first_entry(&target_i915_obj->vma_list,
|
||||||
|
typeof(*vma), vma_link);
|
||||||
|
vma->bind_vma(vma, target_i915_obj->cache_level, GLOBAL_BIND);
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Validate that the target is in a valid r/w GPU domain */
|
/* Validate that the target is in a valid r/w GPU domain */
|
||||||
|
@ -451,8 +467,7 @@ i915_gem_execbuffer_relocate_vma(struct i915_vma *vma,
|
||||||
do {
|
do {
|
||||||
u64 offset = r->presumed_offset;
|
u64 offset = r->presumed_offset;
|
||||||
|
|
||||||
ret = i915_gem_execbuffer_relocate_entry(vma->obj, eb, r,
|
ret = i915_gem_execbuffer_relocate_entry(vma->obj, eb, r);
|
||||||
vma->vm);
|
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
|
@ -481,8 +496,7 @@ i915_gem_execbuffer_relocate_vma_slow(struct i915_vma *vma,
|
||||||
int i, ret;
|
int i, ret;
|
||||||
|
|
||||||
for (i = 0; i < entry->relocation_count; i++) {
|
for (i = 0; i < entry->relocation_count; i++) {
|
||||||
ret = i915_gem_execbuffer_relocate_entry(vma->obj, eb, &relocs[i],
|
ret = i915_gem_execbuffer_relocate_entry(vma->obj, eb, &relocs[i]);
|
||||||
vma->vm);
|
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
@ -527,11 +541,12 @@ i915_gem_execbuffer_reserve_vma(struct i915_vma *vma,
|
||||||
struct intel_ring_buffer *ring,
|
struct intel_ring_buffer *ring,
|
||||||
bool *need_reloc)
|
bool *need_reloc)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = ring->dev->dev_private;
|
struct drm_i915_gem_object *obj = vma->obj;
|
||||||
struct drm_i915_gem_exec_object2 *entry = vma->exec_entry;
|
struct drm_i915_gem_exec_object2 *entry = vma->exec_entry;
|
||||||
bool has_fenced_gpu_access = INTEL_INFO(ring->dev)->gen < 4;
|
bool has_fenced_gpu_access = INTEL_INFO(ring->dev)->gen < 4;
|
||||||
bool need_fence, need_mappable;
|
bool need_fence, need_mappable;
|
||||||
struct drm_i915_gem_object *obj = vma->obj;
|
u32 flags = (entry->flags & EXEC_OBJECT_NEEDS_GTT) &&
|
||||||
|
!vma->obj->has_global_gtt_mapping ? GLOBAL_BIND : 0;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
need_fence =
|
need_fence =
|
||||||
|
@ -560,14 +575,6 @@ i915_gem_execbuffer_reserve_vma(struct i915_vma *vma,
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Ensure ppgtt mapping exists if needed */
|
|
||||||
if (dev_priv->mm.aliasing_ppgtt && !obj->has_aliasing_ppgtt_mapping) {
|
|
||||||
i915_ppgtt_bind_object(dev_priv->mm.aliasing_ppgtt,
|
|
||||||
obj, obj->cache_level);
|
|
||||||
|
|
||||||
obj->has_aliasing_ppgtt_mapping = 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
if (entry->offset != vma->node.start) {
|
if (entry->offset != vma->node.start) {
|
||||||
entry->offset = vma->node.start;
|
entry->offset = vma->node.start;
|
||||||
*need_reloc = true;
|
*need_reloc = true;
|
||||||
|
@ -578,9 +585,7 @@ i915_gem_execbuffer_reserve_vma(struct i915_vma *vma,
|
||||||
obj->base.pending_write_domain = I915_GEM_DOMAIN_RENDER;
|
obj->base.pending_write_domain = I915_GEM_DOMAIN_RENDER;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (entry->flags & EXEC_OBJECT_NEEDS_GTT &&
|
vma->bind_vma(vma, obj->cache_level, flags);
|
||||||
!obj->has_global_gtt_mapping)
|
|
||||||
i915_gem_gtt_bind_object(obj, obj->cache_level);
|
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
@ -900,22 +905,27 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec,
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int
|
static struct i915_hw_context *
|
||||||
i915_gem_validate_context(struct drm_device *dev, struct drm_file *file,
|
i915_gem_validate_context(struct drm_device *dev, struct drm_file *file,
|
||||||
const u32 ctx_id)
|
struct intel_ring_buffer *ring, const u32 ctx_id)
|
||||||
{
|
{
|
||||||
|
struct i915_hw_context *ctx = NULL;
|
||||||
struct i915_ctx_hang_stats *hs;
|
struct i915_ctx_hang_stats *hs;
|
||||||
|
|
||||||
hs = i915_gem_context_get_hang_stats(dev, file, ctx_id);
|
if (ring->id != RCS && ctx_id != DEFAULT_CONTEXT_ID)
|
||||||
if (IS_ERR(hs))
|
return ERR_PTR(-EINVAL);
|
||||||
return PTR_ERR(hs);
|
|
||||||
|
|
||||||
|
ctx = i915_gem_context_get(file->driver_priv, ctx_id);
|
||||||
|
if (IS_ERR(ctx))
|
||||||
|
return ctx;
|
||||||
|
|
||||||
|
hs = &ctx->hang_stats;
|
||||||
if (hs->banned) {
|
if (hs->banned) {
|
||||||
DRM_DEBUG("Context %u tried to submit while banned\n", ctx_id);
|
DRM_DEBUG("Context %u tried to submit while banned\n", ctx_id);
|
||||||
return -EIO;
|
return ERR_PTR(-EIO);
|
||||||
}
|
}
|
||||||
|
|
||||||
return 0;
|
return ctx;
|
||||||
}
|
}
|
||||||
|
|
||||||
static void
|
static void
|
||||||
|
@ -939,7 +949,9 @@ i915_gem_execbuffer_move_to_active(struct list_head *vmas,
|
||||||
if (obj->base.write_domain) {
|
if (obj->base.write_domain) {
|
||||||
obj->dirty = 1;
|
obj->dirty = 1;
|
||||||
obj->last_write_seqno = intel_ring_get_seqno(ring);
|
obj->last_write_seqno = intel_ring_get_seqno(ring);
|
||||||
if (obj->pin_count) /* check for potential scanout */
|
/* check for potential scanout */
|
||||||
|
if (i915_gem_obj_ggtt_bound(obj) &&
|
||||||
|
i915_gem_obj_to_ggtt(obj)->pin_count)
|
||||||
intel_mark_fb_busy(obj, ring);
|
intel_mark_fb_busy(obj, ring);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -989,16 +1001,17 @@ static int
|
||||||
i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
||||||
struct drm_file *file,
|
struct drm_file *file,
|
||||||
struct drm_i915_gem_execbuffer2 *args,
|
struct drm_i915_gem_execbuffer2 *args,
|
||||||
struct drm_i915_gem_exec_object2 *exec,
|
struct drm_i915_gem_exec_object2 *exec)
|
||||||
struct i915_address_space *vm)
|
|
||||||
{
|
{
|
||||||
drm_i915_private_t *dev_priv = dev->dev_private;
|
drm_i915_private_t *dev_priv = dev->dev_private;
|
||||||
struct eb_vmas *eb;
|
struct eb_vmas *eb;
|
||||||
struct drm_i915_gem_object *batch_obj;
|
struct drm_i915_gem_object *batch_obj;
|
||||||
struct drm_clip_rect *cliprects = NULL;
|
struct drm_clip_rect *cliprects = NULL;
|
||||||
struct intel_ring_buffer *ring;
|
struct intel_ring_buffer *ring;
|
||||||
|
struct i915_hw_context *ctx;
|
||||||
|
struct i915_address_space *vm;
|
||||||
const u32 ctx_id = i915_execbuffer2_get_context_id(*args);
|
const u32 ctx_id = i915_execbuffer2_get_context_id(*args);
|
||||||
u32 exec_start, exec_len;
|
u32 exec_start = args->batch_start_offset, exec_len;
|
||||||
u32 mask, flags;
|
u32 mask, flags;
|
||||||
int ret, mode, i;
|
int ret, mode, i;
|
||||||
bool need_relocs;
|
bool need_relocs;
|
||||||
|
@ -1020,41 +1033,17 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
||||||
if (args->flags & I915_EXEC_IS_PINNED)
|
if (args->flags & I915_EXEC_IS_PINNED)
|
||||||
flags |= I915_DISPATCH_PINNED;
|
flags |= I915_DISPATCH_PINNED;
|
||||||
|
|
||||||
switch (args->flags & I915_EXEC_RING_MASK) {
|
if ((args->flags & I915_EXEC_RING_MASK) > I915_NUM_RINGS) {
|
||||||
case I915_EXEC_DEFAULT:
|
|
||||||
case I915_EXEC_RENDER:
|
|
||||||
ring = &dev_priv->ring[RCS];
|
|
||||||
break;
|
|
||||||
case I915_EXEC_BSD:
|
|
||||||
ring = &dev_priv->ring[VCS];
|
|
||||||
if (ctx_id != DEFAULT_CONTEXT_ID) {
|
|
||||||
DRM_DEBUG("Ring %s doesn't support contexts\n",
|
|
||||||
ring->name);
|
|
||||||
return -EPERM;
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case I915_EXEC_BLT:
|
|
||||||
ring = &dev_priv->ring[BCS];
|
|
||||||
if (ctx_id != DEFAULT_CONTEXT_ID) {
|
|
||||||
DRM_DEBUG("Ring %s doesn't support contexts\n",
|
|
||||||
ring->name);
|
|
||||||
return -EPERM;
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
case I915_EXEC_VEBOX:
|
|
||||||
ring = &dev_priv->ring[VECS];
|
|
||||||
if (ctx_id != DEFAULT_CONTEXT_ID) {
|
|
||||||
DRM_DEBUG("Ring %s doesn't support contexts\n",
|
|
||||||
ring->name);
|
|
||||||
return -EPERM;
|
|
||||||
}
|
|
||||||
break;
|
|
||||||
|
|
||||||
default:
|
|
||||||
DRM_DEBUG("execbuf with unknown ring: %d\n",
|
DRM_DEBUG("execbuf with unknown ring: %d\n",
|
||||||
(int)(args->flags & I915_EXEC_RING_MASK));
|
(int)(args->flags & I915_EXEC_RING_MASK));
|
||||||
return -EINVAL;
|
return -EINVAL;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
if ((args->flags & I915_EXEC_RING_MASK) == I915_EXEC_DEFAULT)
|
||||||
|
ring = &dev_priv->ring[RCS];
|
||||||
|
else
|
||||||
|
ring = &dev_priv->ring[(args->flags & I915_EXEC_RING_MASK) - 1];
|
||||||
|
|
||||||
if (!intel_ring_initialized(ring)) {
|
if (!intel_ring_initialized(ring)) {
|
||||||
DRM_DEBUG("execbuf with invalid ring: %d\n",
|
DRM_DEBUG("execbuf with invalid ring: %d\n",
|
||||||
(int)(args->flags & I915_EXEC_RING_MASK));
|
(int)(args->flags & I915_EXEC_RING_MASK));
|
||||||
|
@ -1136,11 +1125,18 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
||||||
goto pre_mutex_err;
|
goto pre_mutex_err;
|
||||||
}
|
}
|
||||||
|
|
||||||
ret = i915_gem_validate_context(dev, file, ctx_id);
|
ctx = i915_gem_validate_context(dev, file, ring, ctx_id);
|
||||||
if (ret) {
|
if (IS_ERR(ctx)) {
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
|
ret = PTR_ERR(ctx);
|
||||||
goto pre_mutex_err;
|
goto pre_mutex_err;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
i915_gem_context_reference(ctx);
|
||||||
|
|
||||||
|
vm = ctx->vm;
|
||||||
|
if (!USES_FULL_PPGTT(dev))
|
||||||
|
vm = &dev_priv->gtt.base;
|
||||||
|
|
||||||
eb = eb_create(args);
|
eb = eb_create(args);
|
||||||
if (eb == NULL) {
|
if (eb == NULL) {
|
||||||
|
@ -1187,14 +1183,25 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
||||||
/* snb/ivb/vlv conflate the "batch in ppgtt" bit with the "non-secure
|
/* snb/ivb/vlv conflate the "batch in ppgtt" bit with the "non-secure
|
||||||
* batch" bit. Hence we need to pin secure batches into the global gtt.
|
* batch" bit. Hence we need to pin secure batches into the global gtt.
|
||||||
* hsw should have this fixed, but bdw mucks it up again. */
|
* hsw should have this fixed, but bdw mucks it up again. */
|
||||||
if (flags & I915_DISPATCH_SECURE && !batch_obj->has_global_gtt_mapping)
|
if (flags & I915_DISPATCH_SECURE &&
|
||||||
i915_gem_gtt_bind_object(batch_obj, batch_obj->cache_level);
|
!batch_obj->has_global_gtt_mapping) {
|
||||||
|
/* When we have multiple VMs, we'll need to make sure that we
|
||||||
|
* allocate space first */
|
||||||
|
struct i915_vma *vma = i915_gem_obj_to_ggtt(batch_obj);
|
||||||
|
BUG_ON(!vma);
|
||||||
|
vma->bind_vma(vma, batch_obj->cache_level, GLOBAL_BIND);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (flags & I915_DISPATCH_SECURE)
|
||||||
|
exec_start += i915_gem_obj_ggtt_offset(batch_obj);
|
||||||
|
else
|
||||||
|
exec_start += i915_gem_obj_offset(batch_obj, vm);
|
||||||
|
|
||||||
ret = i915_gem_execbuffer_move_to_gpu(ring, &eb->vmas);
|
ret = i915_gem_execbuffer_move_to_gpu(ring, &eb->vmas);
|
||||||
if (ret)
|
if (ret)
|
||||||
goto err;
|
goto err;
|
||||||
|
|
||||||
ret = i915_switch_context(ring, file, ctx_id);
|
ret = i915_switch_context(ring, file, ctx);
|
||||||
if (ret)
|
if (ret)
|
||||||
goto err;
|
goto err;
|
||||||
|
|
||||||
|
@ -1219,8 +1226,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
||||||
goto err;
|
goto err;
|
||||||
}
|
}
|
||||||
|
|
||||||
exec_start = i915_gem_obj_offset(batch_obj, vm) +
|
|
||||||
args->batch_start_offset;
|
|
||||||
exec_len = args->batch_len;
|
exec_len = args->batch_len;
|
||||||
if (cliprects) {
|
if (cliprects) {
|
||||||
for (i = 0; i < args->num_cliprects; i++) {
|
for (i = 0; i < args->num_cliprects; i++) {
|
||||||
|
@ -1249,6 +1255,8 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
|
||||||
i915_gem_execbuffer_retire_commands(dev, file, ring, batch_obj);
|
i915_gem_execbuffer_retire_commands(dev, file, ring, batch_obj);
|
||||||
|
|
||||||
err:
|
err:
|
||||||
|
/* the request owns the ref now */
|
||||||
|
i915_gem_context_unreference(ctx);
|
||||||
eb_destroy(eb);
|
eb_destroy(eb);
|
||||||
|
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
|
@ -1270,7 +1278,6 @@ int
|
||||||
i915_gem_execbuffer(struct drm_device *dev, void *data,
|
i915_gem_execbuffer(struct drm_device *dev, void *data,
|
||||||
struct drm_file *file)
|
struct drm_file *file)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
|
||||||
struct drm_i915_gem_execbuffer *args = data;
|
struct drm_i915_gem_execbuffer *args = data;
|
||||||
struct drm_i915_gem_execbuffer2 exec2;
|
struct drm_i915_gem_execbuffer2 exec2;
|
||||||
struct drm_i915_gem_exec_object *exec_list = NULL;
|
struct drm_i915_gem_exec_object *exec_list = NULL;
|
||||||
|
@ -1326,8 +1333,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
|
||||||
exec2.flags = I915_EXEC_RENDER;
|
exec2.flags = I915_EXEC_RENDER;
|
||||||
i915_execbuffer2_set_context_id(exec2, 0);
|
i915_execbuffer2_set_context_id(exec2, 0);
|
||||||
|
|
||||||
ret = i915_gem_do_execbuffer(dev, data, file, &exec2, exec2_list,
|
ret = i915_gem_do_execbuffer(dev, data, file, &exec2, exec2_list);
|
||||||
&dev_priv->gtt.base);
|
|
||||||
if (!ret) {
|
if (!ret) {
|
||||||
/* Copy the new buffer offsets back to the user's exec list. */
|
/* Copy the new buffer offsets back to the user's exec list. */
|
||||||
for (i = 0; i < args->buffer_count; i++)
|
for (i = 0; i < args->buffer_count; i++)
|
||||||
|
@ -1353,7 +1359,6 @@ int
|
||||||
i915_gem_execbuffer2(struct drm_device *dev, void *data,
|
i915_gem_execbuffer2(struct drm_device *dev, void *data,
|
||||||
struct drm_file *file)
|
struct drm_file *file)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
|
||||||
struct drm_i915_gem_execbuffer2 *args = data;
|
struct drm_i915_gem_execbuffer2 *args = data;
|
||||||
struct drm_i915_gem_exec_object2 *exec2_list = NULL;
|
struct drm_i915_gem_exec_object2 *exec2_list = NULL;
|
||||||
int ret;
|
int ret;
|
||||||
|
@ -1384,8 +1389,7 @@ i915_gem_execbuffer2(struct drm_device *dev, void *data,
|
||||||
return -EFAULT;
|
return -EFAULT;
|
||||||
}
|
}
|
||||||
|
|
||||||
ret = i915_gem_do_execbuffer(dev, data, file, args, exec2_list,
|
ret = i915_gem_do_execbuffer(dev, data, file, args, exec2_list);
|
||||||
&dev_priv->gtt.base);
|
|
||||||
if (!ret) {
|
if (!ret) {
|
||||||
/* Copy the new buffer offsets back to the user's exec list. */
|
/* Copy the new buffer offsets back to the user's exec list. */
|
||||||
ret = copy_to_user(to_user_ptr(args->buffers_ptr),
|
ret = copy_to_user(to_user_ptr(args->buffers_ptr),
|
||||||
|
|
|
@ -22,6 +22,7 @@
|
||||||
*
|
*
|
||||||
*/
|
*/
|
||||||
|
|
||||||
|
#include <linux/seq_file.h>
|
||||||
#include <drm/drmP.h>
|
#include <drm/drmP.h>
|
||||||
#include <drm/i915_drm.h>
|
#include <drm/i915_drm.h>
|
||||||
#include "i915_drv.h"
|
#include "i915_drv.h"
|
||||||
|
@ -70,6 +71,12 @@ typedef gen8_gtt_pte_t gen8_ppgtt_pde_t;
|
||||||
#define PPAT_CACHED_INDEX _PAGE_PAT /* WB LLCeLLC */
|
#define PPAT_CACHED_INDEX _PAGE_PAT /* WB LLCeLLC */
|
||||||
#define PPAT_DISPLAY_ELLC_INDEX _PAGE_PCD /* WT eLLC */
|
#define PPAT_DISPLAY_ELLC_INDEX _PAGE_PCD /* WT eLLC */
|
||||||
|
|
||||||
|
static void ppgtt_bind_vma(struct i915_vma *vma,
|
||||||
|
enum i915_cache_level cache_level,
|
||||||
|
u32 flags);
|
||||||
|
static void ppgtt_unbind_vma(struct i915_vma *vma);
|
||||||
|
static int gen8_ppgtt_enable(struct i915_hw_ppgtt *ppgtt);
|
||||||
|
|
||||||
static inline gen8_gtt_pte_t gen8_pte_encode(dma_addr_t addr,
|
static inline gen8_gtt_pte_t gen8_pte_encode(dma_addr_t addr,
|
||||||
enum i915_cache_level level,
|
enum i915_cache_level level,
|
||||||
bool valid)
|
bool valid)
|
||||||
|
@ -199,12 +206,19 @@ static gen6_gtt_pte_t iris_pte_encode(dma_addr_t addr,
|
||||||
|
|
||||||
/* Broadwell Page Directory Pointer Descriptors */
|
/* Broadwell Page Directory Pointer Descriptors */
|
||||||
static int gen8_write_pdp(struct intel_ring_buffer *ring, unsigned entry,
|
static int gen8_write_pdp(struct intel_ring_buffer *ring, unsigned entry,
|
||||||
uint64_t val)
|
uint64_t val, bool synchronous)
|
||||||
{
|
{
|
||||||
|
struct drm_i915_private *dev_priv = ring->dev->dev_private;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
BUG_ON(entry >= 4);
|
BUG_ON(entry >= 4);
|
||||||
|
|
||||||
|
if (synchronous) {
|
||||||
|
I915_WRITE(GEN8_RING_PDP_UDW(ring, entry), val >> 32);
|
||||||
|
I915_WRITE(GEN8_RING_PDP_LDW(ring, entry), (u32)val);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
ret = intel_ring_begin(ring, 6);
|
ret = intel_ring_begin(ring, 6);
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
@ -220,36 +234,23 @@ static int gen8_write_pdp(struct intel_ring_buffer *ring, unsigned entry,
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int gen8_ppgtt_enable(struct drm_device *dev)
|
static int gen8_mm_switch(struct i915_hw_ppgtt *ppgtt,
|
||||||
|
struct intel_ring_buffer *ring,
|
||||||
|
bool synchronous)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
int i, ret;
|
||||||
struct intel_ring_buffer *ring;
|
|
||||||
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
|
|
||||||
int i, j, ret;
|
|
||||||
|
|
||||||
/* bit of a hack to find the actual last used pd */
|
/* bit of a hack to find the actual last used pd */
|
||||||
int used_pd = ppgtt->num_pd_entries / GEN8_PDES_PER_PAGE;
|
int used_pd = ppgtt->num_pd_entries / GEN8_PDES_PER_PAGE;
|
||||||
|
|
||||||
for_each_ring(ring, dev_priv, j) {
|
|
||||||
I915_WRITE(RING_MODE_GEN7(ring),
|
|
||||||
_MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
|
|
||||||
}
|
|
||||||
|
|
||||||
for (i = used_pd - 1; i >= 0; i--) {
|
for (i = used_pd - 1; i >= 0; i--) {
|
||||||
dma_addr_t addr = ppgtt->pd_dma_addr[i];
|
dma_addr_t addr = ppgtt->pd_dma_addr[i];
|
||||||
for_each_ring(ring, dev_priv, j) {
|
ret = gen8_write_pdp(ring, i, addr, synchronous);
|
||||||
ret = gen8_write_pdp(ring, i, addr);
|
if (ret)
|
||||||
if (ret)
|
return ret;
|
||||||
goto err_out;
|
|
||||||
}
|
|
||||||
}
|
}
|
||||||
return 0;
|
|
||||||
|
|
||||||
err_out:
|
return 0;
|
||||||
for_each_ring(ring, dev_priv, j)
|
|
||||||
I915_WRITE(RING_MODE_GEN7(ring),
|
|
||||||
_MASKED_BIT_DISABLE(GFX_PPGTT_ENABLE));
|
|
||||||
return ret;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
static void gen8_ppgtt_clear_range(struct i915_address_space *vm,
|
static void gen8_ppgtt_clear_range(struct i915_address_space *vm,
|
||||||
|
@ -324,6 +325,7 @@ static void gen8_ppgtt_cleanup(struct i915_address_space *vm)
|
||||||
container_of(vm, struct i915_hw_ppgtt, base);
|
container_of(vm, struct i915_hw_ppgtt, base);
|
||||||
int i, j;
|
int i, j;
|
||||||
|
|
||||||
|
list_del(&vm->global_link);
|
||||||
drm_mm_takedown(&vm->mm);
|
drm_mm_takedown(&vm->mm);
|
||||||
|
|
||||||
for (i = 0; i < ppgtt->num_pd_pages ; i++) {
|
for (i = 0; i < ppgtt->num_pd_pages ; i++) {
|
||||||
|
@ -386,6 +388,7 @@ static int gen8_ppgtt_init(struct i915_hw_ppgtt *ppgtt, uint64_t size)
|
||||||
ppgtt->num_pt_pages = 1 << get_order(num_pt_pages << PAGE_SHIFT);
|
ppgtt->num_pt_pages = 1 << get_order(num_pt_pages << PAGE_SHIFT);
|
||||||
ppgtt->num_pd_entries = max_pdp * GEN8_PDES_PER_PAGE;
|
ppgtt->num_pd_entries = max_pdp * GEN8_PDES_PER_PAGE;
|
||||||
ppgtt->enable = gen8_ppgtt_enable;
|
ppgtt->enable = gen8_ppgtt_enable;
|
||||||
|
ppgtt->switch_mm = gen8_mm_switch;
|
||||||
ppgtt->base.clear_range = gen8_ppgtt_clear_range;
|
ppgtt->base.clear_range = gen8_ppgtt_clear_range;
|
||||||
ppgtt->base.insert_entries = gen8_ppgtt_insert_entries;
|
ppgtt->base.insert_entries = gen8_ppgtt_insert_entries;
|
||||||
ppgtt->base.cleanup = gen8_ppgtt_cleanup;
|
ppgtt->base.cleanup = gen8_ppgtt_cleanup;
|
||||||
|
@ -458,6 +461,62 @@ err_out:
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static void gen6_dump_ppgtt(struct i915_hw_ppgtt *ppgtt, struct seq_file *m)
|
||||||
|
{
|
||||||
|
struct drm_i915_private *dev_priv = ppgtt->base.dev->dev_private;
|
||||||
|
struct i915_address_space *vm = &ppgtt->base;
|
||||||
|
gen6_gtt_pte_t __iomem *pd_addr;
|
||||||
|
gen6_gtt_pte_t scratch_pte;
|
||||||
|
uint32_t pd_entry;
|
||||||
|
int pte, pde;
|
||||||
|
|
||||||
|
scratch_pte = vm->pte_encode(vm->scratch.addr, I915_CACHE_LLC, true);
|
||||||
|
|
||||||
|
pd_addr = (gen6_gtt_pte_t __iomem *)dev_priv->gtt.gsm +
|
||||||
|
ppgtt->pd_offset / sizeof(gen6_gtt_pte_t);
|
||||||
|
|
||||||
|
seq_printf(m, " VM %p (pd_offset %x-%x):\n", vm,
|
||||||
|
ppgtt->pd_offset, ppgtt->pd_offset + ppgtt->num_pd_entries);
|
||||||
|
for (pde = 0; pde < ppgtt->num_pd_entries; pde++) {
|
||||||
|
u32 expected;
|
||||||
|
gen6_gtt_pte_t *pt_vaddr;
|
||||||
|
dma_addr_t pt_addr = ppgtt->pt_dma_addr[pde];
|
||||||
|
pd_entry = readl(pd_addr + pde);
|
||||||
|
expected = (GEN6_PDE_ADDR_ENCODE(pt_addr) | GEN6_PDE_VALID);
|
||||||
|
|
||||||
|
if (pd_entry != expected)
|
||||||
|
seq_printf(m, "\tPDE #%d mismatch: Actual PDE: %x Expected PDE: %x\n",
|
||||||
|
pde,
|
||||||
|
pd_entry,
|
||||||
|
expected);
|
||||||
|
seq_printf(m, "\tPDE: %x\n", pd_entry);
|
||||||
|
|
||||||
|
pt_vaddr = kmap_atomic(ppgtt->pt_pages[pde]);
|
||||||
|
for (pte = 0; pte < I915_PPGTT_PT_ENTRIES; pte+=4) {
|
||||||
|
unsigned long va =
|
||||||
|
(pde * PAGE_SIZE * I915_PPGTT_PT_ENTRIES) +
|
||||||
|
(pte * PAGE_SIZE);
|
||||||
|
int i;
|
||||||
|
bool found = false;
|
||||||
|
for (i = 0; i < 4; i++)
|
||||||
|
if (pt_vaddr[pte + i] != scratch_pte)
|
||||||
|
found = true;
|
||||||
|
if (!found)
|
||||||
|
continue;
|
||||||
|
|
||||||
|
seq_printf(m, "\t\t0x%lx [%03d,%04d]: =", va, pde, pte);
|
||||||
|
for (i = 0; i < 4; i++) {
|
||||||
|
if (pt_vaddr[pte + i] != scratch_pte)
|
||||||
|
seq_printf(m, " %08x", pt_vaddr[pte + i]);
|
||||||
|
else
|
||||||
|
seq_puts(m, " SCRATCH ");
|
||||||
|
}
|
||||||
|
seq_puts(m, "\n");
|
||||||
|
}
|
||||||
|
kunmap_atomic(pt_vaddr);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
static void gen6_write_pdes(struct i915_hw_ppgtt *ppgtt)
|
static void gen6_write_pdes(struct i915_hw_ppgtt *ppgtt)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = ppgtt->base.dev->dev_private;
|
struct drm_i915_private *dev_priv = ppgtt->base.dev->dev_private;
|
||||||
|
@ -480,61 +539,221 @@ static void gen6_write_pdes(struct i915_hw_ppgtt *ppgtt)
|
||||||
readl(pd_addr);
|
readl(pd_addr);
|
||||||
}
|
}
|
||||||
|
|
||||||
static int gen6_ppgtt_enable(struct drm_device *dev)
|
static uint32_t get_pd_offset(struct i915_hw_ppgtt *ppgtt)
|
||||||
{
|
{
|
||||||
drm_i915_private_t *dev_priv = dev->dev_private;
|
|
||||||
uint32_t pd_offset;
|
|
||||||
struct intel_ring_buffer *ring;
|
|
||||||
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
|
|
||||||
int i;
|
|
||||||
|
|
||||||
BUG_ON(ppgtt->pd_offset & 0x3f);
|
BUG_ON(ppgtt->pd_offset & 0x3f);
|
||||||
|
|
||||||
gen6_write_pdes(ppgtt);
|
return (ppgtt->pd_offset / 64) << 16;
|
||||||
|
}
|
||||||
|
|
||||||
pd_offset = ppgtt->pd_offset;
|
static int hsw_mm_switch(struct i915_hw_ppgtt *ppgtt,
|
||||||
pd_offset /= 64; /* in cachelines, */
|
struct intel_ring_buffer *ring,
|
||||||
pd_offset <<= 16;
|
bool synchronous)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
int ret;
|
||||||
|
|
||||||
if (INTEL_INFO(dev)->gen == 6) {
|
/* If we're in reset, we can assume the GPU is sufficiently idle to
|
||||||
uint32_t ecochk, gab_ctl, ecobits;
|
* manually frob these bits. Ideally we could use the ring functions,
|
||||||
|
* except our error handling makes it quite difficult (can't use
|
||||||
ecobits = I915_READ(GAC_ECO_BITS);
|
* intel_ring_begin, ring->flush, or intel_ring_advance)
|
||||||
I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_SNB_BIT |
|
*
|
||||||
ECOBITS_PPGTT_CACHE64B);
|
* FIXME: We should try not to special case reset
|
||||||
|
*/
|
||||||
gab_ctl = I915_READ(GAB_CTL);
|
if (synchronous ||
|
||||||
I915_WRITE(GAB_CTL, gab_ctl | GAB_CTL_CONT_AFTER_PAGEFAULT);
|
i915_reset_in_progress(&dev_priv->gpu_error)) {
|
||||||
|
WARN_ON(ppgtt != dev_priv->mm.aliasing_ppgtt);
|
||||||
ecochk = I915_READ(GAM_ECOCHK);
|
I915_WRITE(RING_PP_DIR_DCLV(ring), PP_DIR_DCLV_2G);
|
||||||
I915_WRITE(GAM_ECOCHK, ecochk | ECOCHK_SNB_BIT |
|
I915_WRITE(RING_PP_DIR_BASE(ring), get_pd_offset(ppgtt));
|
||||||
ECOCHK_PPGTT_CACHE64B);
|
POSTING_READ(RING_PP_DIR_BASE(ring));
|
||||||
I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
|
return 0;
|
||||||
} else if (INTEL_INFO(dev)->gen >= 7) {
|
|
||||||
uint32_t ecochk, ecobits;
|
|
||||||
|
|
||||||
ecobits = I915_READ(GAC_ECO_BITS);
|
|
||||||
I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B);
|
|
||||||
|
|
||||||
ecochk = I915_READ(GAM_ECOCHK);
|
|
||||||
if (IS_HASWELL(dev)) {
|
|
||||||
ecochk |= ECOCHK_PPGTT_WB_HSW;
|
|
||||||
} else {
|
|
||||||
ecochk |= ECOCHK_PPGTT_LLC_IVB;
|
|
||||||
ecochk &= ~ECOCHK_PPGTT_GFDT_IVB;
|
|
||||||
}
|
|
||||||
I915_WRITE(GAM_ECOCHK, ecochk);
|
|
||||||
/* GFX_MODE is per-ring on gen7+ */
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/* NB: TLBs must be flushed and invalidated before a switch */
|
||||||
|
ret = ring->flush(ring, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
ret = intel_ring_begin(ring, 6);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(2));
|
||||||
|
intel_ring_emit(ring, RING_PP_DIR_DCLV(ring));
|
||||||
|
intel_ring_emit(ring, PP_DIR_DCLV_2G);
|
||||||
|
intel_ring_emit(ring, RING_PP_DIR_BASE(ring));
|
||||||
|
intel_ring_emit(ring, get_pd_offset(ppgtt));
|
||||||
|
intel_ring_emit(ring, MI_NOOP);
|
||||||
|
intel_ring_advance(ring);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gen7_mm_switch(struct i915_hw_ppgtt *ppgtt,
|
||||||
|
struct intel_ring_buffer *ring,
|
||||||
|
bool synchronous)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
/* If we're in reset, we can assume the GPU is sufficiently idle to
|
||||||
|
* manually frob these bits. Ideally we could use the ring functions,
|
||||||
|
* except our error handling makes it quite difficult (can't use
|
||||||
|
* intel_ring_begin, ring->flush, or intel_ring_advance)
|
||||||
|
*
|
||||||
|
* FIXME: We should try not to special case reset
|
||||||
|
*/
|
||||||
|
if (synchronous ||
|
||||||
|
i915_reset_in_progress(&dev_priv->gpu_error)) {
|
||||||
|
WARN_ON(ppgtt != dev_priv->mm.aliasing_ppgtt);
|
||||||
|
I915_WRITE(RING_PP_DIR_DCLV(ring), PP_DIR_DCLV_2G);
|
||||||
|
I915_WRITE(RING_PP_DIR_BASE(ring), get_pd_offset(ppgtt));
|
||||||
|
POSTING_READ(RING_PP_DIR_BASE(ring));
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* NB: TLBs must be flushed and invalidated before a switch */
|
||||||
|
ret = ring->flush(ring, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
ret = intel_ring_begin(ring, 6);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(2));
|
||||||
|
intel_ring_emit(ring, RING_PP_DIR_DCLV(ring));
|
||||||
|
intel_ring_emit(ring, PP_DIR_DCLV_2G);
|
||||||
|
intel_ring_emit(ring, RING_PP_DIR_BASE(ring));
|
||||||
|
intel_ring_emit(ring, get_pd_offset(ppgtt));
|
||||||
|
intel_ring_emit(ring, MI_NOOP);
|
||||||
|
intel_ring_advance(ring);
|
||||||
|
|
||||||
|
/* XXX: RCS is the only one to auto invalidate the TLBs? */
|
||||||
|
if (ring->id != RCS) {
|
||||||
|
ret = ring->flush(ring, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gen6_mm_switch(struct i915_hw_ppgtt *ppgtt,
|
||||||
|
struct intel_ring_buffer *ring,
|
||||||
|
bool synchronous)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
|
||||||
|
if (!synchronous)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
I915_WRITE(RING_PP_DIR_DCLV(ring), PP_DIR_DCLV_2G);
|
||||||
|
I915_WRITE(RING_PP_DIR_BASE(ring), get_pd_offset(ppgtt));
|
||||||
|
|
||||||
|
POSTING_READ(RING_PP_DIR_DCLV(ring));
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gen8_ppgtt_enable(struct i915_hw_ppgtt *ppgtt)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
struct intel_ring_buffer *ring;
|
||||||
|
int j, ret;
|
||||||
|
|
||||||
|
for_each_ring(ring, dev_priv, j) {
|
||||||
|
I915_WRITE(RING_MODE_GEN7(ring),
|
||||||
|
_MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
|
||||||
|
|
||||||
|
/* We promise to do a switch later with FULL PPGTT. If this is
|
||||||
|
* aliasing, this is the one and only switch we'll do */
|
||||||
|
if (USES_FULL_PPGTT(dev))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
ret = ppgtt->switch_mm(ppgtt, ring, true);
|
||||||
|
if (ret)
|
||||||
|
goto err_out;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
err_out:
|
||||||
|
for_each_ring(ring, dev_priv, j)
|
||||||
|
I915_WRITE(RING_MODE_GEN7(ring),
|
||||||
|
_MASKED_BIT_DISABLE(GFX_PPGTT_ENABLE));
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gen7_ppgtt_enable(struct i915_hw_ppgtt *ppgtt)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
drm_i915_private_t *dev_priv = dev->dev_private;
|
||||||
|
struct intel_ring_buffer *ring;
|
||||||
|
uint32_t ecochk, ecobits;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
ecobits = I915_READ(GAC_ECO_BITS);
|
||||||
|
I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B);
|
||||||
|
|
||||||
|
ecochk = I915_READ(GAM_ECOCHK);
|
||||||
|
if (IS_HASWELL(dev)) {
|
||||||
|
ecochk |= ECOCHK_PPGTT_WB_HSW;
|
||||||
|
} else {
|
||||||
|
ecochk |= ECOCHK_PPGTT_LLC_IVB;
|
||||||
|
ecochk &= ~ECOCHK_PPGTT_GFDT_IVB;
|
||||||
|
}
|
||||||
|
I915_WRITE(GAM_ECOCHK, ecochk);
|
||||||
|
|
||||||
for_each_ring(ring, dev_priv, i) {
|
for_each_ring(ring, dev_priv, i) {
|
||||||
if (INTEL_INFO(dev)->gen >= 7)
|
int ret;
|
||||||
I915_WRITE(RING_MODE_GEN7(ring),
|
/* GFX_MODE is per-ring on gen7+ */
|
||||||
_MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
|
I915_WRITE(RING_MODE_GEN7(ring),
|
||||||
|
_MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
|
||||||
|
|
||||||
I915_WRITE(RING_PP_DIR_DCLV(ring), PP_DIR_DCLV_2G);
|
/* We promise to do a switch later with FULL PPGTT. If this is
|
||||||
I915_WRITE(RING_PP_DIR_BASE(ring), pd_offset);
|
* aliasing, this is the one and only switch we'll do */
|
||||||
|
if (USES_FULL_PPGTT(dev))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
ret = ppgtt->switch_mm(ppgtt, ring, true);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int gen6_ppgtt_enable(struct i915_hw_ppgtt *ppgtt)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
|
drm_i915_private_t *dev_priv = dev->dev_private;
|
||||||
|
struct intel_ring_buffer *ring;
|
||||||
|
uint32_t ecochk, gab_ctl, ecobits;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
ecobits = I915_READ(GAC_ECO_BITS);
|
||||||
|
I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_SNB_BIT |
|
||||||
|
ECOBITS_PPGTT_CACHE64B);
|
||||||
|
|
||||||
|
gab_ctl = I915_READ(GAB_CTL);
|
||||||
|
I915_WRITE(GAB_CTL, gab_ctl | GAB_CTL_CONT_AFTER_PAGEFAULT);
|
||||||
|
|
||||||
|
ecochk = I915_READ(GAM_ECOCHK);
|
||||||
|
I915_WRITE(GAM_ECOCHK, ecochk | ECOCHK_SNB_BIT | ECOCHK_PPGTT_CACHE64B);
|
||||||
|
|
||||||
|
I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE));
|
||||||
|
|
||||||
|
for_each_ring(ring, dev_priv, i) {
|
||||||
|
int ret = ppgtt->switch_mm(ppgtt, ring, true);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -608,7 +827,9 @@ static void gen6_ppgtt_cleanup(struct i915_address_space *vm)
|
||||||
container_of(vm, struct i915_hw_ppgtt, base);
|
container_of(vm, struct i915_hw_ppgtt, base);
|
||||||
int i;
|
int i;
|
||||||
|
|
||||||
|
list_del(&vm->global_link);
|
||||||
drm_mm_takedown(&ppgtt->base.mm);
|
drm_mm_takedown(&ppgtt->base.mm);
|
||||||
|
drm_mm_remove_node(&ppgtt->node);
|
||||||
|
|
||||||
if (ppgtt->pt_dma_addr) {
|
if (ppgtt->pt_dma_addr) {
|
||||||
for (i = 0; i < ppgtt->num_pd_entries; i++)
|
for (i = 0; i < ppgtt->num_pd_entries; i++)
|
||||||
|
@ -626,20 +847,51 @@ static void gen6_ppgtt_cleanup(struct i915_address_space *vm)
|
||||||
|
|
||||||
static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
|
static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
|
||||||
{
|
{
|
||||||
|
#define GEN6_PD_ALIGN (PAGE_SIZE * 16)
|
||||||
|
#define GEN6_PD_SIZE (GEN6_PPGTT_PD_ENTRIES * PAGE_SIZE)
|
||||||
struct drm_device *dev = ppgtt->base.dev;
|
struct drm_device *dev = ppgtt->base.dev;
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
unsigned first_pd_entry_in_global_pt;
|
bool retried = false;
|
||||||
int i;
|
int i, ret;
|
||||||
int ret = -ENOMEM;
|
|
||||||
|
|
||||||
/* ppgtt PDEs reside in the global gtt pagetable, which has 512*1024
|
/* PPGTT PDEs reside in the GGTT and consists of 512 entries. The
|
||||||
* entries. For aliasing ppgtt support we just steal them at the end for
|
* allocator works in address space sizes, so it's multiplied by page
|
||||||
* now. */
|
* size. We allocate at the top of the GTT to avoid fragmentation.
|
||||||
first_pd_entry_in_global_pt = gtt_total_entries(dev_priv->gtt);
|
*/
|
||||||
|
BUG_ON(!drm_mm_initialized(&dev_priv->gtt.base.mm));
|
||||||
|
alloc:
|
||||||
|
ret = drm_mm_insert_node_in_range_generic(&dev_priv->gtt.base.mm,
|
||||||
|
&ppgtt->node, GEN6_PD_SIZE,
|
||||||
|
GEN6_PD_ALIGN, 0,
|
||||||
|
0, dev_priv->gtt.base.total,
|
||||||
|
DRM_MM_SEARCH_DEFAULT);
|
||||||
|
if (ret == -ENOSPC && !retried) {
|
||||||
|
ret = i915_gem_evict_something(dev, &dev_priv->gtt.base,
|
||||||
|
GEN6_PD_SIZE, GEN6_PD_ALIGN,
|
||||||
|
I915_CACHE_NONE, false, true);
|
||||||
|
if (ret)
|
||||||
|
return ret;
|
||||||
|
|
||||||
|
retried = true;
|
||||||
|
goto alloc;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (ppgtt->node.start < dev_priv->gtt.mappable_end)
|
||||||
|
DRM_DEBUG("Forced to use aperture for PDEs\n");
|
||||||
|
|
||||||
ppgtt->base.pte_encode = dev_priv->gtt.base.pte_encode;
|
ppgtt->base.pte_encode = dev_priv->gtt.base.pte_encode;
|
||||||
ppgtt->num_pd_entries = GEN6_PPGTT_PD_ENTRIES;
|
ppgtt->num_pd_entries = GEN6_PPGTT_PD_ENTRIES;
|
||||||
ppgtt->enable = gen6_ppgtt_enable;
|
if (IS_GEN6(dev)) {
|
||||||
|
ppgtt->enable = gen6_ppgtt_enable;
|
||||||
|
ppgtt->switch_mm = gen6_mm_switch;
|
||||||
|
} else if (IS_HASWELL(dev)) {
|
||||||
|
ppgtt->enable = gen7_ppgtt_enable;
|
||||||
|
ppgtt->switch_mm = hsw_mm_switch;
|
||||||
|
} else if (IS_GEN7(dev)) {
|
||||||
|
ppgtt->enable = gen7_ppgtt_enable;
|
||||||
|
ppgtt->switch_mm = gen7_mm_switch;
|
||||||
|
} else
|
||||||
|
BUG();
|
||||||
ppgtt->base.clear_range = gen6_ppgtt_clear_range;
|
ppgtt->base.clear_range = gen6_ppgtt_clear_range;
|
||||||
ppgtt->base.insert_entries = gen6_ppgtt_insert_entries;
|
ppgtt->base.insert_entries = gen6_ppgtt_insert_entries;
|
||||||
ppgtt->base.cleanup = gen6_ppgtt_cleanup;
|
ppgtt->base.cleanup = gen6_ppgtt_cleanup;
|
||||||
|
@ -648,8 +900,10 @@ static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
|
||||||
ppgtt->base.total = GEN6_PPGTT_PD_ENTRIES * I915_PPGTT_PT_ENTRIES * PAGE_SIZE;
|
ppgtt->base.total = GEN6_PPGTT_PD_ENTRIES * I915_PPGTT_PT_ENTRIES * PAGE_SIZE;
|
||||||
ppgtt->pt_pages = kcalloc(ppgtt->num_pd_entries, sizeof(struct page *),
|
ppgtt->pt_pages = kcalloc(ppgtt->num_pd_entries, sizeof(struct page *),
|
||||||
GFP_KERNEL);
|
GFP_KERNEL);
|
||||||
if (!ppgtt->pt_pages)
|
if (!ppgtt->pt_pages) {
|
||||||
|
drm_mm_remove_node(&ppgtt->node);
|
||||||
return -ENOMEM;
|
return -ENOMEM;
|
||||||
|
}
|
||||||
|
|
||||||
for (i = 0; i < ppgtt->num_pd_entries; i++) {
|
for (i = 0; i < ppgtt->num_pd_entries; i++) {
|
||||||
ppgtt->pt_pages[i] = alloc_page(GFP_KERNEL);
|
ppgtt->pt_pages[i] = alloc_page(GFP_KERNEL);
|
||||||
|
@ -678,8 +932,13 @@ static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
|
||||||
|
|
||||||
ppgtt->base.clear_range(&ppgtt->base, 0,
|
ppgtt->base.clear_range(&ppgtt->base, 0,
|
||||||
ppgtt->num_pd_entries * I915_PPGTT_PT_ENTRIES, true);
|
ppgtt->num_pd_entries * I915_PPGTT_PT_ENTRIES, true);
|
||||||
|
ppgtt->debug_dump = gen6_dump_ppgtt;
|
||||||
|
|
||||||
ppgtt->pd_offset = first_pd_entry_in_global_pt * sizeof(gen6_gtt_pte_t);
|
DRM_DEBUG_DRIVER("Allocated pde space (%ldM) at GTT entry: %lx\n",
|
||||||
|
ppgtt->node.size >> 20,
|
||||||
|
ppgtt->node.start / PAGE_SIZE);
|
||||||
|
ppgtt->pd_offset =
|
||||||
|
ppgtt->node.start / PAGE_SIZE * sizeof(gen6_gtt_pte_t);
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
|
@ -696,19 +955,15 @@ err_pt_alloc:
|
||||||
__free_page(ppgtt->pt_pages[i]);
|
__free_page(ppgtt->pt_pages[i]);
|
||||||
}
|
}
|
||||||
kfree(ppgtt->pt_pages);
|
kfree(ppgtt->pt_pages);
|
||||||
|
drm_mm_remove_node(&ppgtt->node);
|
||||||
|
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
|
int i915_gem_init_ppgtt(struct drm_device *dev, struct i915_hw_ppgtt *ppgtt)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
struct i915_hw_ppgtt *ppgtt;
|
int ret = 0;
|
||||||
int ret;
|
|
||||||
|
|
||||||
ppgtt = kzalloc(sizeof(*ppgtt), GFP_KERNEL);
|
|
||||||
if (!ppgtt)
|
|
||||||
return -ENOMEM;
|
|
||||||
|
|
||||||
ppgtt->base.dev = dev;
|
ppgtt->base.dev = dev;
|
||||||
|
|
||||||
|
@ -719,45 +974,42 @@ static int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
|
||||||
else
|
else
|
||||||
BUG();
|
BUG();
|
||||||
|
|
||||||
if (ret)
|
if (!ret) {
|
||||||
kfree(ppgtt);
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
else {
|
kref_init(&ppgtt->ref);
|
||||||
dev_priv->mm.aliasing_ppgtt = ppgtt;
|
|
||||||
drm_mm_init(&ppgtt->base.mm, ppgtt->base.start,
|
drm_mm_init(&ppgtt->base.mm, ppgtt->base.start,
|
||||||
ppgtt->base.total);
|
ppgtt->base.total);
|
||||||
|
i915_init_vm(dev_priv, &ppgtt->base);
|
||||||
|
if (INTEL_INFO(dev)->gen < 8) {
|
||||||
|
gen6_write_pdes(ppgtt);
|
||||||
|
DRM_DEBUG("Adding PPGTT at offset %x\n",
|
||||||
|
ppgtt->pd_offset << 10);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
void i915_gem_cleanup_aliasing_ppgtt(struct drm_device *dev)
|
static void
|
||||||
|
ppgtt_bind_vma(struct i915_vma *vma,
|
||||||
|
enum i915_cache_level cache_level,
|
||||||
|
u32 flags)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
const unsigned long entry = vma->node.start >> PAGE_SHIFT;
|
||||||
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
|
|
||||||
|
|
||||||
if (!ppgtt)
|
WARN_ON(flags);
|
||||||
return;
|
|
||||||
|
|
||||||
ppgtt->base.cleanup(&ppgtt->base);
|
vma->vm->insert_entries(vma->vm, vma->obj->pages, entry, cache_level);
|
||||||
dev_priv->mm.aliasing_ppgtt = NULL;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void i915_ppgtt_bind_object(struct i915_hw_ppgtt *ppgtt,
|
static void ppgtt_unbind_vma(struct i915_vma *vma)
|
||||||
struct drm_i915_gem_object *obj,
|
|
||||||
enum i915_cache_level cache_level)
|
|
||||||
{
|
{
|
||||||
ppgtt->base.insert_entries(&ppgtt->base, obj->pages,
|
const unsigned long entry = vma->node.start >> PAGE_SHIFT;
|
||||||
i915_gem_obj_ggtt_offset(obj) >> PAGE_SHIFT,
|
|
||||||
cache_level);
|
|
||||||
}
|
|
||||||
|
|
||||||
void i915_ppgtt_unbind_object(struct i915_hw_ppgtt *ppgtt,
|
vma->vm->clear_range(vma->vm,
|
||||||
struct drm_i915_gem_object *obj)
|
entry,
|
||||||
{
|
vma->obj->base.size >> PAGE_SHIFT,
|
||||||
ppgtt->base.clear_range(&ppgtt->base,
|
true);
|
||||||
i915_gem_obj_ggtt_offset(obj) >> PAGE_SHIFT,
|
|
||||||
obj->base.size >> PAGE_SHIFT,
|
|
||||||
true);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
extern int intel_iommu_gfx_mapped;
|
extern int intel_iommu_gfx_mapped;
|
||||||
|
@ -849,6 +1101,7 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
struct drm_i915_gem_object *obj;
|
struct drm_i915_gem_object *obj;
|
||||||
|
struct i915_address_space *vm;
|
||||||
|
|
||||||
i915_check_and_clear_faults(dev);
|
i915_check_and_clear_faults(dev);
|
||||||
|
|
||||||
|
@ -859,8 +1112,33 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
|
||||||
true);
|
true);
|
||||||
|
|
||||||
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
|
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
|
||||||
|
struct i915_vma *vma = i915_gem_obj_to_vma(obj,
|
||||||
|
&dev_priv->gtt.base);
|
||||||
|
if (!vma)
|
||||||
|
continue;
|
||||||
|
|
||||||
i915_gem_clflush_object(obj, obj->pin_display);
|
i915_gem_clflush_object(obj, obj->pin_display);
|
||||||
i915_gem_gtt_bind_object(obj, obj->cache_level);
|
/* The bind_vma code tries to be smart about tracking mappings.
|
||||||
|
* Unfortunately above, we've just wiped out the mappings
|
||||||
|
* without telling our object about it. So we need to fake it.
|
||||||
|
*/
|
||||||
|
obj->has_global_gtt_mapping = 0;
|
||||||
|
vma->bind_vma(vma, obj->cache_level, GLOBAL_BIND);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
if (INTEL_INFO(dev)->gen >= 8)
|
||||||
|
return;
|
||||||
|
|
||||||
|
list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
|
||||||
|
/* TODO: Perhaps it shouldn't be gen6 specific */
|
||||||
|
if (i915_is_ggtt(vm)) {
|
||||||
|
if (dev_priv->mm.aliasing_ppgtt)
|
||||||
|
gen6_write_pdes(dev_priv->mm.aliasing_ppgtt);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
gen6_write_pdes(container_of(vm, struct i915_hw_ppgtt, base));
|
||||||
}
|
}
|
||||||
|
|
||||||
i915_gem_chipset_flush(dev);
|
i915_gem_chipset_flush(dev);
|
||||||
|
@ -1017,16 +1295,18 @@ static void gen6_ggtt_clear_range(struct i915_address_space *vm,
|
||||||
readl(gtt_base);
|
readl(gtt_base);
|
||||||
}
|
}
|
||||||
|
|
||||||
static void i915_ggtt_insert_entries(struct i915_address_space *vm,
|
|
||||||
struct sg_table *st,
|
static void i915_ggtt_bind_vma(struct i915_vma *vma,
|
||||||
unsigned int pg_start,
|
enum i915_cache_level cache_level,
|
||||||
enum i915_cache_level cache_level)
|
u32 unused)
|
||||||
{
|
{
|
||||||
|
const unsigned long entry = vma->node.start >> PAGE_SHIFT;
|
||||||
unsigned int flags = (cache_level == I915_CACHE_NONE) ?
|
unsigned int flags = (cache_level == I915_CACHE_NONE) ?
|
||||||
AGP_USER_MEMORY : AGP_USER_CACHED_MEMORY;
|
AGP_USER_MEMORY : AGP_USER_CACHED_MEMORY;
|
||||||
|
|
||||||
intel_gtt_insert_sg_entries(st, pg_start, flags);
|
BUG_ON(!i915_is_ggtt(vma->vm));
|
||||||
|
intel_gtt_insert_sg_entries(vma->obj->pages, entry, flags);
|
||||||
|
vma->obj->has_global_gtt_mapping = 1;
|
||||||
}
|
}
|
||||||
|
|
||||||
static void i915_ggtt_clear_range(struct i915_address_space *vm,
|
static void i915_ggtt_clear_range(struct i915_address_space *vm,
|
||||||
|
@ -1037,33 +1317,77 @@ static void i915_ggtt_clear_range(struct i915_address_space *vm,
|
||||||
intel_gtt_clear_range(first_entry, num_entries);
|
intel_gtt_clear_range(first_entry, num_entries);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static void i915_ggtt_unbind_vma(struct i915_vma *vma)
|
||||||
void i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj,
|
|
||||||
enum i915_cache_level cache_level)
|
|
||||||
{
|
{
|
||||||
struct drm_device *dev = obj->base.dev;
|
const unsigned int first = vma->node.start >> PAGE_SHIFT;
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
const unsigned int size = vma->obj->base.size >> PAGE_SHIFT;
|
||||||
const unsigned long entry = i915_gem_obj_ggtt_offset(obj) >> PAGE_SHIFT;
|
|
||||||
|
|
||||||
dev_priv->gtt.base.insert_entries(&dev_priv->gtt.base, obj->pages,
|
BUG_ON(!i915_is_ggtt(vma->vm));
|
||||||
entry,
|
vma->obj->has_global_gtt_mapping = 0;
|
||||||
cache_level);
|
intel_gtt_clear_range(first, size);
|
||||||
|
|
||||||
obj->has_global_gtt_mapping = 1;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void i915_gem_gtt_unbind_object(struct drm_i915_gem_object *obj)
|
static void ggtt_bind_vma(struct i915_vma *vma,
|
||||||
|
enum i915_cache_level cache_level,
|
||||||
|
u32 flags)
|
||||||
{
|
{
|
||||||
struct drm_device *dev = obj->base.dev;
|
struct drm_device *dev = vma->vm->dev;
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
const unsigned long entry = i915_gem_obj_ggtt_offset(obj) >> PAGE_SHIFT;
|
struct drm_i915_gem_object *obj = vma->obj;
|
||||||
|
const unsigned long entry = vma->node.start >> PAGE_SHIFT;
|
||||||
|
|
||||||
dev_priv->gtt.base.clear_range(&dev_priv->gtt.base,
|
/* If there is no aliasing PPGTT, or the caller needs a global mapping,
|
||||||
entry,
|
* or we have a global mapping already but the cacheability flags have
|
||||||
obj->base.size >> PAGE_SHIFT,
|
* changed, set the global PTEs.
|
||||||
true);
|
*
|
||||||
|
* If there is an aliasing PPGTT it is anecdotally faster, so use that
|
||||||
|
* instead if none of the above hold true.
|
||||||
|
*
|
||||||
|
* NB: A global mapping should only be needed for special regions like
|
||||||
|
* "gtt mappable", SNB errata, or if specified via special execbuf
|
||||||
|
* flags. At all other times, the GPU will use the aliasing PPGTT.
|
||||||
|
*/
|
||||||
|
if (!dev_priv->mm.aliasing_ppgtt || flags & GLOBAL_BIND) {
|
||||||
|
if (!obj->has_global_gtt_mapping ||
|
||||||
|
(cache_level != obj->cache_level)) {
|
||||||
|
vma->vm->insert_entries(vma->vm, obj->pages, entry,
|
||||||
|
cache_level);
|
||||||
|
obj->has_global_gtt_mapping = 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
obj->has_global_gtt_mapping = 0;
|
if (dev_priv->mm.aliasing_ppgtt &&
|
||||||
|
(!obj->has_aliasing_ppgtt_mapping ||
|
||||||
|
(cache_level != obj->cache_level))) {
|
||||||
|
struct i915_hw_ppgtt *appgtt = dev_priv->mm.aliasing_ppgtt;
|
||||||
|
appgtt->base.insert_entries(&appgtt->base,
|
||||||
|
vma->obj->pages, entry, cache_level);
|
||||||
|
vma->obj->has_aliasing_ppgtt_mapping = 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void ggtt_unbind_vma(struct i915_vma *vma)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = vma->vm->dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
struct drm_i915_gem_object *obj = vma->obj;
|
||||||
|
const unsigned long entry = vma->node.start >> PAGE_SHIFT;
|
||||||
|
|
||||||
|
if (obj->has_global_gtt_mapping) {
|
||||||
|
vma->vm->clear_range(vma->vm, entry,
|
||||||
|
vma->obj->base.size >> PAGE_SHIFT,
|
||||||
|
true);
|
||||||
|
obj->has_global_gtt_mapping = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (obj->has_aliasing_ppgtt_mapping) {
|
||||||
|
struct i915_hw_ppgtt *appgtt = dev_priv->mm.aliasing_ppgtt;
|
||||||
|
appgtt->base.clear_range(&appgtt->base,
|
||||||
|
entry,
|
||||||
|
obj->base.size >> PAGE_SHIFT,
|
||||||
|
true);
|
||||||
|
obj->has_aliasing_ppgtt_mapping = 0;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj)
|
void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj)
|
||||||
|
@ -1155,21 +1479,6 @@ void i915_gem_setup_global_gtt(struct drm_device *dev,
|
||||||
ggtt_vm->clear_range(ggtt_vm, end / PAGE_SIZE - 1, 1, true);
|
ggtt_vm->clear_range(ggtt_vm, end / PAGE_SIZE - 1, 1, true);
|
||||||
}
|
}
|
||||||
|
|
||||||
static bool
|
|
||||||
intel_enable_ppgtt(struct drm_device *dev)
|
|
||||||
{
|
|
||||||
if (i915_enable_ppgtt >= 0)
|
|
||||||
return i915_enable_ppgtt;
|
|
||||||
|
|
||||||
#ifdef CONFIG_INTEL_IOMMU
|
|
||||||
/* Disable ppgtt on SNB if VT-d is on. */
|
|
||||||
if (INTEL_INFO(dev)->gen == 6 && intel_iommu_gfx_mapped)
|
|
||||||
return false;
|
|
||||||
#endif
|
|
||||||
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
void i915_gem_init_global_gtt(struct drm_device *dev)
|
void i915_gem_init_global_gtt(struct drm_device *dev)
|
||||||
{
|
{
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
@ -1178,26 +1487,6 @@ void i915_gem_init_global_gtt(struct drm_device *dev)
|
||||||
gtt_size = dev_priv->gtt.base.total;
|
gtt_size = dev_priv->gtt.base.total;
|
||||||
mappable_size = dev_priv->gtt.mappable_end;
|
mappable_size = dev_priv->gtt.mappable_end;
|
||||||
|
|
||||||
if (intel_enable_ppgtt(dev) && HAS_ALIASING_PPGTT(dev)) {
|
|
||||||
int ret;
|
|
||||||
|
|
||||||
if (INTEL_INFO(dev)->gen <= 7) {
|
|
||||||
/* PPGTT pdes are stolen from global gtt ptes, so shrink the
|
|
||||||
* aperture accordingly when using aliasing ppgtt. */
|
|
||||||
gtt_size -= GEN6_PPGTT_PD_ENTRIES * PAGE_SIZE;
|
|
||||||
}
|
|
||||||
|
|
||||||
i915_gem_setup_global_gtt(dev, 0, mappable_size, gtt_size);
|
|
||||||
|
|
||||||
ret = i915_gem_init_aliasing_ppgtt(dev);
|
|
||||||
if (!ret)
|
|
||||||
return;
|
|
||||||
|
|
||||||
DRM_ERROR("Aliased PPGTT setup failed %d\n", ret);
|
|
||||||
drm_mm_takedown(&dev_priv->gtt.base.mm);
|
|
||||||
if (INTEL_INFO(dev)->gen < 8)
|
|
||||||
gtt_size += GEN6_PPGTT_PD_ENTRIES*PAGE_SIZE;
|
|
||||||
}
|
|
||||||
i915_gem_setup_global_gtt(dev, 0, mappable_size, gtt_size);
|
i915_gem_setup_global_gtt(dev, 0, mappable_size, gtt_size);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -1438,7 +1727,6 @@ static int i915_gmch_probe(struct drm_device *dev,
|
||||||
|
|
||||||
dev_priv->gtt.do_idle_maps = needs_idle_maps(dev_priv->dev);
|
dev_priv->gtt.do_idle_maps = needs_idle_maps(dev_priv->dev);
|
||||||
dev_priv->gtt.base.clear_range = i915_ggtt_clear_range;
|
dev_priv->gtt.base.clear_range = i915_ggtt_clear_range;
|
||||||
dev_priv->gtt.base.insert_entries = i915_ggtt_insert_entries;
|
|
||||||
|
|
||||||
if (unlikely(dev_priv->gtt.do_idle_maps))
|
if (unlikely(dev_priv->gtt.do_idle_maps))
|
||||||
DRM_INFO("applying Ironlake quirks for intel_iommu\n");
|
DRM_INFO("applying Ironlake quirks for intel_iommu\n");
|
||||||
|
@ -1493,3 +1781,62 @@ int i915_gem_gtt_init(struct drm_device *dev)
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static struct i915_vma *__i915_gem_vma_create(struct drm_i915_gem_object *obj,
|
||||||
|
struct i915_address_space *vm)
|
||||||
|
{
|
||||||
|
struct i915_vma *vma = kzalloc(sizeof(*vma), GFP_KERNEL);
|
||||||
|
if (vma == NULL)
|
||||||
|
return ERR_PTR(-ENOMEM);
|
||||||
|
|
||||||
|
INIT_LIST_HEAD(&vma->vma_link);
|
||||||
|
INIT_LIST_HEAD(&vma->mm_list);
|
||||||
|
INIT_LIST_HEAD(&vma->exec_list);
|
||||||
|
vma->vm = vm;
|
||||||
|
vma->obj = obj;
|
||||||
|
|
||||||
|
switch (INTEL_INFO(vm->dev)->gen) {
|
||||||
|
case 8:
|
||||||
|
case 7:
|
||||||
|
case 6:
|
||||||
|
if (i915_is_ggtt(vm)) {
|
||||||
|
vma->unbind_vma = ggtt_unbind_vma;
|
||||||
|
vma->bind_vma = ggtt_bind_vma;
|
||||||
|
} else {
|
||||||
|
vma->unbind_vma = ppgtt_unbind_vma;
|
||||||
|
vma->bind_vma = ppgtt_bind_vma;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
case 5:
|
||||||
|
case 4:
|
||||||
|
case 3:
|
||||||
|
case 2:
|
||||||
|
BUG_ON(!i915_is_ggtt(vm));
|
||||||
|
vma->unbind_vma = i915_ggtt_unbind_vma;
|
||||||
|
vma->bind_vma = i915_ggtt_bind_vma;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
BUG();
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Keep GGTT vmas first to make debug easier */
|
||||||
|
if (i915_is_ggtt(vm))
|
||||||
|
list_add(&vma->vma_link, &obj->vma_list);
|
||||||
|
else
|
||||||
|
list_add_tail(&vma->vma_link, &obj->vma_list);
|
||||||
|
|
||||||
|
return vma;
|
||||||
|
}
|
||||||
|
|
||||||
|
struct i915_vma *
|
||||||
|
i915_gem_obj_lookup_or_create_vma(struct drm_i915_gem_object *obj,
|
||||||
|
struct i915_address_space *vm)
|
||||||
|
{
|
||||||
|
struct i915_vma *vma;
|
||||||
|
|
||||||
|
vma = i915_gem_obj_to_vma(obj, vm);
|
||||||
|
if (!vma)
|
||||||
|
vma = __i915_gem_vma_create(obj, vm);
|
||||||
|
|
||||||
|
return vma;
|
||||||
|
}
|
||||||
|
|
|
@ -308,7 +308,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
|
||||||
return -EINVAL;
|
return -EINVAL;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (obj->pin_count || obj->framebuffer_references) {
|
if (i915_gem_obj_is_pinned(obj) || obj->framebuffer_references) {
|
||||||
drm_gem_object_unreference_unlocked(&obj->base);
|
drm_gem_object_unreference_unlocked(&obj->base);
|
||||||
return -EBUSY;
|
return -EBUSY;
|
||||||
}
|
}
|
||||||
|
|
|
@ -481,6 +481,7 @@ static void i915_error_state_free(struct kref *error_ref)
|
||||||
static struct drm_i915_error_object *
|
static struct drm_i915_error_object *
|
||||||
i915_error_object_create_sized(struct drm_i915_private *dev_priv,
|
i915_error_object_create_sized(struct drm_i915_private *dev_priv,
|
||||||
struct drm_i915_gem_object *src,
|
struct drm_i915_gem_object *src,
|
||||||
|
struct i915_address_space *vm,
|
||||||
const int num_pages)
|
const int num_pages)
|
||||||
{
|
{
|
||||||
struct drm_i915_error_object *dst;
|
struct drm_i915_error_object *dst;
|
||||||
|
@ -494,7 +495,7 @@ i915_error_object_create_sized(struct drm_i915_private *dev_priv,
|
||||||
if (dst == NULL)
|
if (dst == NULL)
|
||||||
return NULL;
|
return NULL;
|
||||||
|
|
||||||
reloc_offset = dst->gtt_offset = i915_gem_obj_ggtt_offset(src);
|
reloc_offset = dst->gtt_offset = i915_gem_obj_offset(src, vm);
|
||||||
for (i = 0; i < num_pages; i++) {
|
for (i = 0; i < num_pages; i++) {
|
||||||
unsigned long flags;
|
unsigned long flags;
|
||||||
void *d;
|
void *d;
|
||||||
|
@ -505,7 +506,8 @@ i915_error_object_create_sized(struct drm_i915_private *dev_priv,
|
||||||
|
|
||||||
local_irq_save(flags);
|
local_irq_save(flags);
|
||||||
if (reloc_offset < dev_priv->gtt.mappable_end &&
|
if (reloc_offset < dev_priv->gtt.mappable_end &&
|
||||||
src->has_global_gtt_mapping) {
|
src->has_global_gtt_mapping &&
|
||||||
|
i915_is_ggtt(vm)) {
|
||||||
void __iomem *s;
|
void __iomem *s;
|
||||||
|
|
||||||
/* Simply ignore tiling or any overlapping fence.
|
/* Simply ignore tiling or any overlapping fence.
|
||||||
|
@ -555,8 +557,12 @@ unwind:
|
||||||
kfree(dst);
|
kfree(dst);
|
||||||
return NULL;
|
return NULL;
|
||||||
}
|
}
|
||||||
#define i915_error_object_create(dev_priv, src) \
|
#define i915_error_object_create(dev_priv, src, vm) \
|
||||||
i915_error_object_create_sized((dev_priv), (src), \
|
i915_error_object_create_sized((dev_priv), (src), (vm), \
|
||||||
|
(src)->base.size>>PAGE_SHIFT)
|
||||||
|
|
||||||
|
#define i915_error_ggtt_object_create(dev_priv, src) \
|
||||||
|
i915_error_object_create_sized((dev_priv), (src), &(dev_priv)->gtt.base, \
|
||||||
(src)->base.size>>PAGE_SHIFT)
|
(src)->base.size>>PAGE_SHIFT)
|
||||||
|
|
||||||
static void capture_bo(struct drm_i915_error_buffer *err,
|
static void capture_bo(struct drm_i915_error_buffer *err,
|
||||||
|
@ -571,7 +577,7 @@ static void capture_bo(struct drm_i915_error_buffer *err,
|
||||||
err->write_domain = obj->base.write_domain;
|
err->write_domain = obj->base.write_domain;
|
||||||
err->fence_reg = obj->fence_reg;
|
err->fence_reg = obj->fence_reg;
|
||||||
err->pinned = 0;
|
err->pinned = 0;
|
||||||
if (obj->pin_count > 0)
|
if (i915_gem_obj_is_pinned(obj))
|
||||||
err->pinned = 1;
|
err->pinned = 1;
|
||||||
if (obj->user_pin_count > 0)
|
if (obj->user_pin_count > 0)
|
||||||
err->pinned = -1;
|
err->pinned = -1;
|
||||||
|
@ -604,7 +610,7 @@ static u32 capture_pinned_bo(struct drm_i915_error_buffer *err,
|
||||||
int i = 0;
|
int i = 0;
|
||||||
|
|
||||||
list_for_each_entry(obj, head, global_list) {
|
list_for_each_entry(obj, head, global_list) {
|
||||||
if (obj->pin_count == 0)
|
if (!i915_gem_obj_is_pinned(obj))
|
||||||
continue;
|
continue;
|
||||||
|
|
||||||
capture_bo(err++, obj);
|
capture_bo(err++, obj);
|
||||||
|
@ -648,6 +654,32 @@ static void i915_gem_record_fences(struct drm_device *dev,
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/* This assumes all batchbuffers are executed from the PPGTT. It might have to
|
||||||
|
* change in the future. */
|
||||||
|
static bool is_active_vm(struct i915_address_space *vm,
|
||||||
|
struct intel_ring_buffer *ring)
|
||||||
|
{
|
||||||
|
struct drm_device *dev = vm->dev;
|
||||||
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
struct i915_hw_ppgtt *ppgtt;
|
||||||
|
|
||||||
|
if (INTEL_INFO(dev)->gen < 7)
|
||||||
|
return i915_is_ggtt(vm);
|
||||||
|
|
||||||
|
/* FIXME: This ignores that the global gtt vm is also on this list. */
|
||||||
|
ppgtt = container_of(vm, struct i915_hw_ppgtt, base);
|
||||||
|
|
||||||
|
if (INTEL_INFO(dev)->gen >= 8) {
|
||||||
|
u64 pdp0 = (u64)I915_READ(GEN8_RING_PDP_UDW(ring, 0)) << 32;
|
||||||
|
pdp0 |= I915_READ(GEN8_RING_PDP_LDW(ring, 0));
|
||||||
|
return pdp0 == ppgtt->pd_dma_addr[0];
|
||||||
|
} else {
|
||||||
|
u32 pp_db;
|
||||||
|
pp_db = I915_READ(RING_PP_DIR_BASE(ring));
|
||||||
|
return (pp_db >> 10) == ppgtt->pd_offset;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
static struct drm_i915_error_object *
|
static struct drm_i915_error_object *
|
||||||
i915_error_first_batchbuffer(struct drm_i915_private *dev_priv,
|
i915_error_first_batchbuffer(struct drm_i915_private *dev_priv,
|
||||||
struct intel_ring_buffer *ring)
|
struct intel_ring_buffer *ring)
|
||||||
|
@ -655,6 +687,7 @@ i915_error_first_batchbuffer(struct drm_i915_private *dev_priv,
|
||||||
struct i915_address_space *vm;
|
struct i915_address_space *vm;
|
||||||
struct i915_vma *vma;
|
struct i915_vma *vma;
|
||||||
struct drm_i915_gem_object *obj;
|
struct drm_i915_gem_object *obj;
|
||||||
|
bool found_active = false;
|
||||||
u32 seqno;
|
u32 seqno;
|
||||||
|
|
||||||
if (!ring->get_seqno)
|
if (!ring->get_seqno)
|
||||||
|
@ -669,11 +702,16 @@ i915_error_first_batchbuffer(struct drm_i915_private *dev_priv,
|
||||||
obj = ring->scratch.obj;
|
obj = ring->scratch.obj;
|
||||||
if (acthd >= i915_gem_obj_ggtt_offset(obj) &&
|
if (acthd >= i915_gem_obj_ggtt_offset(obj) &&
|
||||||
acthd < i915_gem_obj_ggtt_offset(obj) + obj->base.size)
|
acthd < i915_gem_obj_ggtt_offset(obj) + obj->base.size)
|
||||||
return i915_error_object_create(dev_priv, obj);
|
return i915_error_ggtt_object_create(dev_priv, obj);
|
||||||
}
|
}
|
||||||
|
|
||||||
seqno = ring->get_seqno(ring, false);
|
seqno = ring->get_seqno(ring, false);
|
||||||
list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
|
list_for_each_entry(vm, &dev_priv->vm_list, global_link) {
|
||||||
|
if (!is_active_vm(vm, ring))
|
||||||
|
continue;
|
||||||
|
|
||||||
|
found_active = true;
|
||||||
|
|
||||||
list_for_each_entry(vma, &vm->active_list, mm_list) {
|
list_for_each_entry(vma, &vm->active_list, mm_list) {
|
||||||
obj = vma->obj;
|
obj = vma->obj;
|
||||||
if (obj->ring != ring)
|
if (obj->ring != ring)
|
||||||
|
@ -688,10 +726,11 @@ i915_error_first_batchbuffer(struct drm_i915_private *dev_priv,
|
||||||
/* We need to copy these to an anonymous buffer as the simplest
|
/* We need to copy these to an anonymous buffer as the simplest
|
||||||
* method to avoid being overwritten by userspace.
|
* method to avoid being overwritten by userspace.
|
||||||
*/
|
*/
|
||||||
return i915_error_object_create(dev_priv, obj);
|
return i915_error_object_create(dev_priv, obj, vm);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
WARN_ON(!found_active);
|
||||||
return NULL;
|
return NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -765,7 +804,9 @@ static void i915_gem_record_active_context(struct intel_ring_buffer *ring,
|
||||||
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
|
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) {
|
||||||
if ((error->ccid & PAGE_MASK) == i915_gem_obj_ggtt_offset(obj)) {
|
if ((error->ccid & PAGE_MASK) == i915_gem_obj_ggtt_offset(obj)) {
|
||||||
ering->ctx = i915_error_object_create_sized(dev_priv,
|
ering->ctx = i915_error_object_create_sized(dev_priv,
|
||||||
obj, 1);
|
obj,
|
||||||
|
&dev_priv->gtt.base,
|
||||||
|
1);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
@ -786,7 +827,7 @@ static void i915_gem_record_rings(struct drm_device *dev,
|
||||||
i915_error_first_batchbuffer(dev_priv, ring);
|
i915_error_first_batchbuffer(dev_priv, ring);
|
||||||
|
|
||||||
error->ring[i].ringbuffer =
|
error->ring[i].ringbuffer =
|
||||||
i915_error_object_create(dev_priv, ring->obj);
|
i915_error_ggtt_object_create(dev_priv, ring->obj);
|
||||||
|
|
||||||
|
|
||||||
i915_gem_record_active_context(ring, error, &error->ring[i]);
|
i915_gem_record_active_context(ring, error, &error->ring[i]);
|
||||||
|
@ -834,7 +875,7 @@ static void i915_gem_capture_vm(struct drm_i915_private *dev_priv,
|
||||||
i++;
|
i++;
|
||||||
error->active_bo_count[ndx] = i;
|
error->active_bo_count[ndx] = i;
|
||||||
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list)
|
list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list)
|
||||||
if (obj->pin_count)
|
if (i915_gem_obj_is_pinned(obj))
|
||||||
i++;
|
i++;
|
||||||
error->pinned_bo_count[ndx] = i - error->active_bo_count[ndx];
|
error->pinned_bo_count[ndx] = i - error->active_bo_count[ndx];
|
||||||
|
|
||||||
|
@ -868,11 +909,6 @@ static void i915_gem_capture_buffers(struct drm_i915_private *dev_priv,
|
||||||
list_for_each_entry(vm, &dev_priv->vm_list, global_link)
|
list_for_each_entry(vm, &dev_priv->vm_list, global_link)
|
||||||
cnt++;
|
cnt++;
|
||||||
|
|
||||||
if (WARN(cnt > 1, "Multiple VMs not yet supported\n"))
|
|
||||||
cnt = 1;
|
|
||||||
|
|
||||||
vm = &dev_priv->gtt.base;
|
|
||||||
|
|
||||||
error->active_bo = kcalloc(cnt, sizeof(*error->active_bo), GFP_ATOMIC);
|
error->active_bo = kcalloc(cnt, sizeof(*error->active_bo), GFP_ATOMIC);
|
||||||
error->pinned_bo = kcalloc(cnt, sizeof(*error->pinned_bo), GFP_ATOMIC);
|
error->pinned_bo = kcalloc(cnt, sizeof(*error->pinned_bo), GFP_ATOMIC);
|
||||||
error->active_bo_count = kcalloc(cnt, sizeof(*error->active_bo_count),
|
error->active_bo_count = kcalloc(cnt, sizeof(*error->active_bo_count),
|
||||||
|
|
|
@ -104,7 +104,7 @@ static int intelfb_alloc(struct drm_fb_helper *helper,
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
out_unpin:
|
out_unpin:
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
out_unref:
|
out_unref:
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
out:
|
out:
|
||||||
|
@ -208,7 +208,7 @@ static int intelfb_create(struct drm_fb_helper *helper,
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
out_unpin:
|
out_unpin:
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
out_unlock:
|
out_unlock:
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
|
|
|
@ -293,7 +293,7 @@ static void intel_overlay_release_old_vid_tail(struct intel_overlay *overlay)
|
||||||
{
|
{
|
||||||
struct drm_i915_gem_object *obj = overlay->old_vid_bo;
|
struct drm_i915_gem_object *obj = overlay->old_vid_bo;
|
||||||
|
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
|
|
||||||
overlay->old_vid_bo = NULL;
|
overlay->old_vid_bo = NULL;
|
||||||
|
@ -306,7 +306,7 @@ static void intel_overlay_off_tail(struct intel_overlay *overlay)
|
||||||
/* never have the overlay hw on without showing a frame */
|
/* never have the overlay hw on without showing a frame */
|
||||||
BUG_ON(!overlay->vid_bo);
|
BUG_ON(!overlay->vid_bo);
|
||||||
|
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
overlay->vid_bo = NULL;
|
overlay->vid_bo = NULL;
|
||||||
|
|
||||||
|
@ -782,7 +782,7 @@ static int intel_overlay_do_put_image(struct intel_overlay *overlay,
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
out_unpin:
|
out_unpin:
|
||||||
i915_gem_object_unpin(new_bo);
|
i915_gem_object_ggtt_unpin(new_bo);
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -1386,7 +1386,7 @@ void intel_setup_overlay(struct drm_device *dev)
|
||||||
|
|
||||||
out_unpin_bo:
|
out_unpin_bo:
|
||||||
if (!OVERLAY_NEEDS_PHYSICAL(dev))
|
if (!OVERLAY_NEEDS_PHYSICAL(dev))
|
||||||
i915_gem_object_unpin(reg_bo);
|
i915_gem_object_ggtt_unpin(reg_bo);
|
||||||
out_free_bo:
|
out_free_bo:
|
||||||
drm_gem_object_unreference(®_bo->base);
|
drm_gem_object_unreference(®_bo->base);
|
||||||
out_free:
|
out_free:
|
||||||
|
|
|
@ -2753,7 +2753,7 @@ intel_alloc_context_page(struct drm_device *dev)
|
||||||
return ctx;
|
return ctx;
|
||||||
|
|
||||||
err_unpin:
|
err_unpin:
|
||||||
i915_gem_object_unpin(ctx);
|
i915_gem_object_ggtt_unpin(ctx);
|
||||||
err_unref:
|
err_unref:
|
||||||
drm_gem_object_unreference(&ctx->base);
|
drm_gem_object_unreference(&ctx->base);
|
||||||
return NULL;
|
return NULL;
|
||||||
|
@ -3625,13 +3625,13 @@ void ironlake_teardown_rc6(struct drm_device *dev)
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
|
|
||||||
if (dev_priv->ips.renderctx) {
|
if (dev_priv->ips.renderctx) {
|
||||||
i915_gem_object_unpin(dev_priv->ips.renderctx);
|
i915_gem_object_ggtt_unpin(dev_priv->ips.renderctx);
|
||||||
drm_gem_object_unreference(&dev_priv->ips.renderctx->base);
|
drm_gem_object_unreference(&dev_priv->ips.renderctx->base);
|
||||||
dev_priv->ips.renderctx = NULL;
|
dev_priv->ips.renderctx = NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (dev_priv->ips.pwrctx) {
|
if (dev_priv->ips.pwrctx) {
|
||||||
i915_gem_object_unpin(dev_priv->ips.pwrctx);
|
i915_gem_object_ggtt_unpin(dev_priv->ips.pwrctx);
|
||||||
drm_gem_object_unreference(&dev_priv->ips.pwrctx->base);
|
drm_gem_object_unreference(&dev_priv->ips.pwrctx->base);
|
||||||
dev_priv->ips.pwrctx = NULL;
|
dev_priv->ips.pwrctx = NULL;
|
||||||
}
|
}
|
||||||
|
|
|
@ -549,7 +549,7 @@ init_pipe_control(struct intel_ring_buffer *ring)
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
err_unpin:
|
err_unpin:
|
||||||
i915_gem_object_unpin(ring->scratch.obj);
|
i915_gem_object_ggtt_unpin(ring->scratch.obj);
|
||||||
err_unref:
|
err_unref:
|
||||||
drm_gem_object_unreference(&ring->scratch.obj->base);
|
drm_gem_object_unreference(&ring->scratch.obj->base);
|
||||||
err:
|
err:
|
||||||
|
@ -625,7 +625,7 @@ static void render_ring_cleanup(struct intel_ring_buffer *ring)
|
||||||
|
|
||||||
if (INTEL_INFO(dev)->gen >= 5) {
|
if (INTEL_INFO(dev)->gen >= 5) {
|
||||||
kunmap(sg_page(ring->scratch.obj->pages->sgl));
|
kunmap(sg_page(ring->scratch.obj->pages->sgl));
|
||||||
i915_gem_object_unpin(ring->scratch.obj);
|
i915_gem_object_ggtt_unpin(ring->scratch.obj);
|
||||||
}
|
}
|
||||||
|
|
||||||
drm_gem_object_unreference(&ring->scratch.obj->base);
|
drm_gem_object_unreference(&ring->scratch.obj->base);
|
||||||
|
@ -1253,7 +1253,7 @@ static void cleanup_status_page(struct intel_ring_buffer *ring)
|
||||||
return;
|
return;
|
||||||
|
|
||||||
kunmap(sg_page(obj->pages->sgl));
|
kunmap(sg_page(obj->pages->sgl));
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
ring->status_page.obj = NULL;
|
ring->status_page.obj = NULL;
|
||||||
}
|
}
|
||||||
|
@ -1293,7 +1293,7 @@ static int init_status_page(struct intel_ring_buffer *ring)
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
err_unpin:
|
err_unpin:
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
err_unref:
|
err_unref:
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
err:
|
err:
|
||||||
|
@ -1390,7 +1390,7 @@ static int intel_init_ring_buffer(struct drm_device *dev,
|
||||||
err_unmap:
|
err_unmap:
|
||||||
iounmap(ring->virtual_start);
|
iounmap(ring->virtual_start);
|
||||||
err_unpin:
|
err_unpin:
|
||||||
i915_gem_object_unpin(obj);
|
i915_gem_object_ggtt_unpin(obj);
|
||||||
err_unref:
|
err_unref:
|
||||||
drm_gem_object_unreference(&obj->base);
|
drm_gem_object_unreference(&obj->base);
|
||||||
ring->obj = NULL;
|
ring->obj = NULL;
|
||||||
|
@ -1418,7 +1418,7 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
|
||||||
|
|
||||||
iounmap(ring->virtual_start);
|
iounmap(ring->virtual_start);
|
||||||
|
|
||||||
i915_gem_object_unpin(ring->obj);
|
i915_gem_object_ggtt_unpin(ring->obj);
|
||||||
drm_gem_object_unreference(&ring->obj->base);
|
drm_gem_object_unreference(&ring->obj->base);
|
||||||
ring->obj = NULL;
|
ring->obj = NULL;
|
||||||
ring->preallocated_lazy_request = NULL;
|
ring->preallocated_lazy_request = NULL;
|
||||||
|
|
|
@ -852,6 +852,7 @@ int i915_get_reset_stats_ioctl(struct drm_device *dev,
|
||||||
struct drm_i915_private *dev_priv = dev->dev_private;
|
struct drm_i915_private *dev_priv = dev->dev_private;
|
||||||
struct drm_i915_reset_stats *args = data;
|
struct drm_i915_reset_stats *args = data;
|
||||||
struct i915_ctx_hang_stats *hs;
|
struct i915_ctx_hang_stats *hs;
|
||||||
|
struct i915_hw_context *ctx;
|
||||||
int ret;
|
int ret;
|
||||||
|
|
||||||
if (args->flags || args->pad)
|
if (args->flags || args->pad)
|
||||||
|
@ -864,11 +865,12 @@ int i915_get_reset_stats_ioctl(struct drm_device *dev,
|
||||||
if (ret)
|
if (ret)
|
||||||
return ret;
|
return ret;
|
||||||
|
|
||||||
hs = i915_gem_context_get_hang_stats(dev, file, args->ctx_id);
|
ctx = i915_gem_context_get(file->driver_priv, args->ctx_id);
|
||||||
if (IS_ERR(hs)) {
|
if (IS_ERR(ctx)) {
|
||||||
mutex_unlock(&dev->struct_mutex);
|
mutex_unlock(&dev->struct_mutex);
|
||||||
return PTR_ERR(hs);
|
return PTR_ERR(ctx);
|
||||||
}
|
}
|
||||||
|
hs = &ctx->hang_stats;
|
||||||
|
|
||||||
if (capable(CAP_SYS_ADMIN))
|
if (capable(CAP_SYS_ADMIN))
|
||||||
args->reset_count = i915_reset_count(&dev_priv->gpu_error);
|
args->reset_count = i915_reset_count(&dev_priv->gpu_error);
|
||||||
|
|
Loading…
Reference in a new issue