diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.c | 43 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.h | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_stolen.c | 2 |
6 files changed, 63 insertions, 16 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f470ea195253..ce472c9bd7f9 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -907,6 +907,7 @@ struct i915_gem_context { struct list_head link; u8 remap_slice; + bool closed:1; }; enum fb_op_origin { diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 5a66ad4bb1f2..85a06dcb2f84 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2857,12 +2857,15 @@ static int __i915_vma_unbind(struct i915_vma *vma, bool wait) __i915_vma_iounmap(vma); } - trace_i915_vma_unbind(vma); - - vma->vm->unbind_vma(vma); + if (likely(!vma->vm->closed)) { + trace_i915_vma_unbind(vma); + vma->vm->unbind_vma(vma); + } vma->bound = 0; - list_del_init(&vma->vm_link); + drm_mm_remove_node(&vma->node); + list_move_tail(&vma->vm_link, &vma->vm->unbound_list); + if (vma->is_ggtt) { if (vma->ggtt_view.type == I915_GGTT_VIEW_NORMAL) { obj->map_and_fenceable = false; @@ -2873,8 +2876,6 @@ static int __i915_vma_unbind(struct i915_vma *vma, bool wait) vma->ggtt_view.pages = NULL; } - drm_mm_remove_node(&vma->node); - /* Since the unbound list is global, only move to that list if * no more VMAs exist. */ if (--obj->bind_count == 0) @@ -3116,7 +3117,7 @@ search_free: goto err_remove_node; list_move_tail(&obj->global_list, &dev_priv->mm.bound_list); - list_add_tail(&vma->vm_link, &vm->inactive_list); + list_move_tail(&vma->vm_link, &vm->inactive_list); obj->bind_count++; return vma; diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 823e74c86eaa..a4ee62335e75 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -156,6 +156,7 @@ void i915_gem_context_free(struct kref *ctx_ref) lockdep_assert_held(&ctx->i915->drm.struct_mutex); trace_i915_context_free(ctx); + GEM_BUG_ON(!ctx->closed); /* * This context is going away and we need to remove all VMAs still @@ -224,6 +225,37 @@ i915_gem_alloc_context_obj(struct drm_device *dev, size_t size) return obj; } +static void i915_ppgtt_close(struct i915_address_space *vm) +{ + struct list_head *phases[] = { + &vm->active_list, + &vm->inactive_list, + &vm->unbound_list, + NULL, + }, **phase; + + GEM_BUG_ON(vm->closed); + vm->closed = true; + + for (phase = phases; *phase; phase++) { + struct i915_vma *vma, *vn; + + list_for_each_entry_safe(vma, vn, *phase, vm_link) + if (!vma->closed) + i915_vma_close(vma); + } +} + +static void context_close(struct i915_gem_context *ctx) +{ + GEM_BUG_ON(ctx->closed); + ctx->closed = true; + if (ctx->ppgtt) + i915_ppgtt_close(&ctx->ppgtt->base); + ctx->file_priv = ERR_PTR(-EBADF); + i915_gem_context_put(ctx); +} + static int assign_hw_id(struct drm_i915_private *dev_priv, unsigned *out) { int ret; @@ -305,7 +337,7 @@ __create_hw_context(struct drm_device *dev, return ctx; err_out: - i915_gem_context_put(ctx); + context_close(ctx); return ERR_PTR(ret); } @@ -334,7 +366,7 @@ i915_gem_create_context(struct drm_device *dev, DRM_DEBUG_DRIVER("PPGTT setup failed (%ld)\n", PTR_ERR(ppgtt)); idr_remove(&file_priv->context_idr, ctx->user_handle); - i915_gem_context_put(ctx); + context_close(ctx); return ERR_CAST(ppgtt); } @@ -505,7 +537,7 @@ void i915_gem_context_fini(struct drm_device *dev) lockdep_assert_held(&dev->struct_mutex); - i915_gem_context_put(dctx); + context_close(dctx); dev_priv->kernel_context = NULL; ida_destroy(&dev_priv->context_hw_ida); @@ -515,8 +547,7 @@ static int context_idr_cleanup(int id, void *p, void *data) { struct i915_gem_context *ctx = p; - ctx->file_priv = ERR_PTR(-EBADF); - i915_gem_context_put(ctx); + context_close(ctx); return 0; } @@ -1014,7 +1045,7 @@ int i915_gem_context_destroy_ioctl(struct drm_device *dev, void *data, } idr_remove(&file_priv->context_idr, ctx->user_handle); - i915_gem_context_put(ctx); + context_close(ctx); mutex_unlock(&dev->struct_mutex); DRM_DEBUG_DRIVER("HW context %d destroyed\n", args->ctx_id); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 3e9d735cf2c3..d42463c3ff66 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2121,6 +2121,7 @@ static void i915_address_space_init(struct i915_address_space *vm, drm_mm_init(&vm->mm, vm->start, vm->total); INIT_LIST_HEAD(&vm->active_list); INIT_LIST_HEAD(&vm->inactive_list); + INIT_LIST_HEAD(&vm->unbound_list); list_add_tail(&vm->global_link, &dev_priv->vm_list); } @@ -2213,9 +2214,10 @@ void i915_ppgtt_release(struct kref *kref) trace_i915_ppgtt_release(&ppgtt->base); - /* vmas should already be unbound */ + /* vmas should already be unbound and destroyed */ WARN_ON(!list_empty(&ppgtt->base.active_list)); WARN_ON(!list_empty(&ppgtt->base.inactive_list)); + WARN_ON(!list_empty(&ppgtt->base.unbound_list)); list_del(&ppgtt->base.global_link); drm_mm_takedown(&ppgtt->base.mm); @@ -3377,6 +3379,8 @@ __i915_gem_vma_create(struct drm_i915_gem_object *obj, struct i915_vma *vma; int i; + GEM_BUG_ON(vm->closed); + if (WARN_ON(i915_is_ggtt(vm) != !!ggtt_view)) return ERR_PTR(-EINVAL); @@ -3384,11 +3388,11 @@ __i915_gem_vma_create(struct drm_i915_gem_object *obj, if (vma == NULL) return ERR_PTR(-ENOMEM); - INIT_LIST_HEAD(&vma->vm_link); INIT_LIST_HEAD(&vma->obj_link); INIT_LIST_HEAD(&vma->exec_list); for (i = 0; i < ARRAY_SIZE(vma->last_read); i++) init_request_active(&vma->last_read[i], i915_vma_retire); + list_add(&vma->vm_link, &vm->unbound_list); vma->vm = vm; vma->obj = obj; vma->is_ggtt = i915_is_ggtt(vm); @@ -3429,6 +3433,7 @@ i915_gem_obj_lookup_or_create_ggtt_vma(struct drm_i915_gem_object *obj, if (!vma) vma = __i915_gem_vma_create(obj, &ggtt->base, view); + GEM_BUG_ON(vma->closed); return vma; } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index deb9dbcb9401..f6cc3fe8e1ad 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -319,6 +319,8 @@ struct i915_address_space { u64 start; /* Start offset always 0 for dri2 */ u64 total; /* size addr space maps (ex. 2GB for ggtt) */ + bool closed; + struct i915_page_scratch *scratch_page; struct i915_page_table *scratch_pt; struct i915_page_directory *scratch_pd; @@ -347,6 +349,13 @@ struct i915_address_space { */ struct list_head inactive_list; + /** + * List of vma that have been unbound. + * + * A reference is not held on the buffer while on this list. + */ + struct list_head unbound_list; + /* FIXME: Need a more generic return type */ gen6_pte_t (*pte_encode)(dma_addr_t addr, enum i915_cache_level level, diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 2c321c8df7c3..bc91ffe614e2 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -707,7 +707,7 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, vma->bound |= GLOBAL_BIND; __i915_vma_set_map_and_fenceable(vma); - list_add_tail(&vma->vm_link, &ggtt->base.inactive_list); + list_move_tail(&vma->vm_link, &ggtt->base.inactive_list); obj->bind_count++; list_add_tail(&obj->global_list, &dev_priv->mm.bound_list); |