Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Ben Skeggs | 1669 | 93.14% | 19 | 90.48% |
Dave Airlie | 121 | 6.75% | 1 | 4.76% |
Marcin Kościelnicki | 2 | 0.11% | 1 | 4.76% |
Total | 1792 | 21 |
/* * Copyright 2012 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Authors: Ben Skeggs */ #include <core/object.h> #include <core/client.h> #include <core/engine.h> struct nvkm_object * nvkm_object_search(struct nvkm_client *client, u64 handle, const struct nvkm_object_func *func) { struct nvkm_object *object; unsigned long flags; if (handle) { spin_lock_irqsave(&client->obj_lock, flags); struct rb_node *node = client->objroot.rb_node; while (node) { object = rb_entry(node, typeof(*object), node); if (handle < object->object) node = node->rb_left; else if (handle > object->object) node = node->rb_right; else { spin_unlock_irqrestore(&client->obj_lock, flags); goto done; } } spin_unlock_irqrestore(&client->obj_lock, flags); return ERR_PTR(-ENOENT); } else { object = &client->object; } done: if (unlikely(func && object->func != func)) return ERR_PTR(-EINVAL); return object; } void nvkm_object_remove(struct nvkm_object *object) { unsigned long flags; spin_lock_irqsave(&object->client->obj_lock, flags); if (!RB_EMPTY_NODE(&object->node)) rb_erase(&object->node, &object->client->objroot); spin_unlock_irqrestore(&object->client->obj_lock, flags); } bool nvkm_object_insert(struct nvkm_object *object) { struct rb_node **ptr; struct rb_node *parent = NULL; unsigned long flags; spin_lock_irqsave(&object->client->obj_lock, flags); ptr = &object->client->objroot.rb_node; while (*ptr) { struct nvkm_object *this = rb_entry(*ptr, typeof(*this), node); parent = *ptr; if (object->object < this->object) { ptr = &parent->rb_left; } else if (object->object > this->object) { ptr = &parent->rb_right; } else { spin_unlock_irqrestore(&object->client->obj_lock, flags); return false; } } rb_link_node(&object->node, parent, ptr); rb_insert_color(&object->node, &object->client->objroot); spin_unlock_irqrestore(&object->client->obj_lock, flags); return true; } int nvkm_object_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size) { if (likely(object->func->mthd)) return object->func->mthd(object, mthd, data, size); return -ENODEV; } int nvkm_object_ntfy(struct nvkm_object *object, u32 mthd, struct nvkm_event **pevent) { if (likely(object->func->ntfy)) return object->func->ntfy(object, mthd, pevent); return -ENODEV; } int nvkm_object_map(struct nvkm_object *object, void *argv, u32 argc, enum nvkm_object_map *type, u64 *addr, u64 *size) { if (likely(object->func->map)) return object->func->map(object, argv, argc, type, addr, size); return -ENODEV; } int nvkm_object_unmap(struct nvkm_object *object) { if (likely(object->func->unmap)) return object->func->unmap(object); return -ENODEV; } int nvkm_object_rd08(struct nvkm_object *object, u64 addr, u8 *data) { if (likely(object->func->rd08)) return object->func->rd08(object, addr, data); return -ENODEV; } int nvkm_object_rd16(struct nvkm_object *object, u64 addr, u16 *data) { if (likely(object->func->rd16)) return object->func->rd16(object, addr, data); return -ENODEV; } int nvkm_object_rd32(struct nvkm_object *object, u64 addr, u32 *data) { if (likely(object->func->rd32)) return object->func->rd32(object, addr, data); return -ENODEV; } int nvkm_object_wr08(struct nvkm_object *object, u64 addr, u8 data) { if (likely(object->func->wr08)) return object->func->wr08(object, addr, data); return -ENODEV; } int nvkm_object_wr16(struct nvkm_object *object, u64 addr, u16 data) { if (likely(object->func->wr16)) return object->func->wr16(object, addr, data); return -ENODEV; } int nvkm_object_wr32(struct nvkm_object *object, u64 addr, u32 data) { if (likely(object->func->wr32)) return object->func->wr32(object, addr, data); return -ENODEV; } int nvkm_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *gpuobj, int align, struct nvkm_gpuobj **pgpuobj) { if (object->func->bind) return object->func->bind(object, gpuobj, align, pgpuobj); return -ENODEV; } int nvkm_object_fini(struct nvkm_object *object, bool suspend) { const char *action = suspend ? "suspend" : "fini"; struct nvkm_object *child; s64 time; int ret; nvif_debug(object, "%s children...\n", action); time = ktime_to_us(ktime_get()); list_for_each_entry_reverse(child, &object->tree, head) { ret = nvkm_object_fini(child, suspend); if (ret && suspend) goto fail_child; } nvif_debug(object, "%s running...\n", action); if (object->func->fini) { ret = object->func->fini(object, suspend); if (ret) { nvif_error(object, "%s failed with %d\n", action, ret); if (suspend) goto fail; } } time = ktime_to_us(ktime_get()) - time; nvif_debug(object, "%s completed in %lldus\n", action, time); return 0; fail: if (object->func->init) { int rret = object->func->init(object); if (rret) nvif_fatal(object, "failed to restart, %d\n", rret); } fail_child: list_for_each_entry_continue_reverse(child, &object->tree, head) { nvkm_object_init(child); } return ret; } int nvkm_object_init(struct nvkm_object *object) { struct nvkm_object *child; s64 time; int ret; nvif_debug(object, "init running...\n"); time = ktime_to_us(ktime_get()); if (object->func->init) { ret = object->func->init(object); if (ret) goto fail; } nvif_debug(object, "init children...\n"); list_for_each_entry(child, &object->tree, head) { ret = nvkm_object_init(child); if (ret) goto fail_child; } time = ktime_to_us(ktime_get()) - time; nvif_debug(object, "init completed in %lldus\n", time); return 0; fail_child: list_for_each_entry_continue_reverse(child, &object->tree, head) nvkm_object_fini(child, false); fail: nvif_error(object, "init failed with %d\n", ret); if (object->func->fini) object->func->fini(object, false); return ret; } void * nvkm_object_dtor(struct nvkm_object *object) { struct nvkm_object *child, *ctemp; void *data = object; s64 time; nvif_debug(object, "destroy children...\n"); time = ktime_to_us(ktime_get()); list_for_each_entry_safe(child, ctemp, &object->tree, head) { nvkm_object_del(&child); } nvif_debug(object, "destroy running...\n"); nvkm_object_unmap(object); if (object->func->dtor) data = object->func->dtor(object); nvkm_engine_unref(&object->engine); time = ktime_to_us(ktime_get()) - time; nvif_debug(object, "destroy completed in %lldus...\n", time); return data; } void nvkm_object_del(struct nvkm_object **pobject) { struct nvkm_object *object = *pobject; if (object && !WARN_ON(!object->func)) { *pobject = nvkm_object_dtor(object); nvkm_object_remove(object); list_del(&object->head); kfree(*pobject); *pobject = NULL; } } void nvkm_object_ctor(const struct nvkm_object_func *func, const struct nvkm_oclass *oclass, struct nvkm_object *object) { object->func = func; object->client = oclass->client; object->engine = nvkm_engine_ref(oclass->engine); object->oclass = oclass->base.oclass; object->handle = oclass->handle; object->route = oclass->route; object->token = oclass->token; object->object = oclass->object; INIT_LIST_HEAD(&object->head); INIT_LIST_HEAD(&object->tree); RB_CLEAR_NODE(&object->node); WARN_ON(IS_ERR(object->engine)); } int nvkm_object_new_(const struct nvkm_object_func *func, const struct nvkm_oclass *oclass, void *data, u32 size, struct nvkm_object **pobject) { if (size == 0) { if (!(*pobject = kzalloc(sizeof(**pobject), GFP_KERNEL))) return -ENOMEM; nvkm_object_ctor(func, oclass, *pobject); return 0; } return -ENOSYS; } static const struct nvkm_object_func nvkm_object_func = { }; int nvkm_object_new(const struct nvkm_oclass *oclass, void *data, u32 size, struct nvkm_object **pobject) { const struct nvkm_object_func *func = oclass->base.func ? oclass->base.func : &nvkm_object_func; return nvkm_object_new_(func, oclass, data, size, pobject); }
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