diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core/namedb.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/core/namedb.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/namedb.c b/drivers/gpu/drm/nouveau/nvkm/core/namedb.c deleted file mode 100644 index 6400767c5dba..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/core/namedb.c +++ /dev/null @@ -1,199 +0,0 @@ -/* - * 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/namedb.h> -#include <core/gpuobj.h> -#include <core/handle.h> - -static struct nvkm_handle * -nvkm_namedb_lookup(struct nvkm_namedb *namedb, u32 name) -{ - struct nvkm_handle *handle; - - list_for_each_entry(handle, &namedb->list, node) { - if (handle->name == name) - return handle; - } - - return NULL; -} - -static struct nvkm_handle * -nvkm_namedb_lookup_class(struct nvkm_namedb *namedb, u16 oclass) -{ - struct nvkm_handle *handle; - - list_for_each_entry(handle, &namedb->list, node) { - if (nv_mclass(handle->object) == oclass) - return handle; - } - - return NULL; -} - -static struct nvkm_handle * -nvkm_namedb_lookup_vinst(struct nvkm_namedb *namedb, u64 vinst) -{ - struct nvkm_handle *handle; - - list_for_each_entry(handle, &namedb->list, node) { - if (nv_iclass(handle->object, NV_GPUOBJ_CLASS)) { - if (nv_gpuobj(handle->object)->addr == vinst) - return handle; - } - } - - return NULL; -} - -static struct nvkm_handle * -nvkm_namedb_lookup_cinst(struct nvkm_namedb *namedb, u32 cinst) -{ - struct nvkm_handle *handle; - - list_for_each_entry(handle, &namedb->list, node) { - if (nv_iclass(handle->object, NV_GPUOBJ_CLASS)) { - if (nv_gpuobj(handle->object)->node && - nv_gpuobj(handle->object)->node->offset == cinst) - return handle; - } - } - - return NULL; -} - -int -nvkm_namedb_insert(struct nvkm_namedb *namedb, u32 name, - struct nvkm_object *object, - struct nvkm_handle *handle) -{ - int ret = -EEXIST; - write_lock_irq(&namedb->lock); - if (!nvkm_namedb_lookup(namedb, name)) { - nvkm_object_ref(object, &handle->object); - handle->namedb = namedb; - list_add(&handle->node, &namedb->list); - ret = 0; - } - write_unlock_irq(&namedb->lock); - return ret; -} - -void -nvkm_namedb_remove(struct nvkm_handle *handle) -{ - struct nvkm_namedb *namedb = handle->namedb; - struct nvkm_object *object = handle->object; - write_lock_irq(&namedb->lock); - list_del(&handle->node); - write_unlock_irq(&namedb->lock); - nvkm_object_ref(NULL, &object); -} - -struct nvkm_handle * -nvkm_namedb_get(struct nvkm_namedb *namedb, u32 name) -{ - struct nvkm_handle *handle; - read_lock(&namedb->lock); - handle = nvkm_namedb_lookup(namedb, name); - if (handle == NULL) - read_unlock(&namedb->lock); - return handle; -} - -struct nvkm_handle * -nvkm_namedb_get_class(struct nvkm_namedb *namedb, u16 oclass) -{ - struct nvkm_handle *handle; - read_lock(&namedb->lock); - handle = nvkm_namedb_lookup_class(namedb, oclass); - if (handle == NULL) - read_unlock(&namedb->lock); - return handle; -} - -struct nvkm_handle * -nvkm_namedb_get_vinst(struct nvkm_namedb *namedb, u64 vinst) -{ - struct nvkm_handle *handle; - read_lock(&namedb->lock); - handle = nvkm_namedb_lookup_vinst(namedb, vinst); - if (handle == NULL) - read_unlock(&namedb->lock); - return handle; -} - -struct nvkm_handle * -nvkm_namedb_get_cinst(struct nvkm_namedb *namedb, u32 cinst) -{ - struct nvkm_handle *handle; - read_lock(&namedb->lock); - handle = nvkm_namedb_lookup_cinst(namedb, cinst); - if (handle == NULL) - read_unlock(&namedb->lock); - return handle; -} - -void -nvkm_namedb_put(struct nvkm_handle *handle) -{ - if (handle) - read_unlock(&handle->namedb->lock); -} - -int -nvkm_namedb_create_(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, u32 pclass, - struct nvkm_oclass *sclass, u64 engcls, - int length, void **pobject) -{ - struct nvkm_namedb *namedb; - int ret; - - ret = nvkm_parent_create_(parent, engine, oclass, pclass | - NV_NAMEDB_CLASS, sclass, engcls, - length, pobject); - namedb = *pobject; - if (ret) - return ret; - - rwlock_init(&namedb->lock); - INIT_LIST_HEAD(&namedb->list); - return 0; -} - -int -_nvkm_namedb_ctor(struct nvkm_object *parent, struct nvkm_object *engine, - struct nvkm_oclass *oclass, void *data, u32 size, - struct nvkm_object **pobject) -{ - struct nvkm_namedb *object; - int ret; - - ret = nvkm_namedb_create(parent, engine, oclass, 0, NULL, 0, &object); - *pobject = nv_object(object); - if (ret) - return ret; - - return 0; -} |