/* * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. * * 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 AUTHORS OR COPYRIGHT HOLDERS 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. */ #include "priv.h" #include <subdev/top.h> #include <engine/falcon.h> static int nvkm_nvdec_oneinit(struct nvkm_engine *engine) { struct nvkm_nvdec *nvdec = nvkm_nvdec(engine); struct nvkm_subdev *subdev = &nvdec->engine.subdev; nvdec->addr = nvkm_top_addr(subdev->device, subdev->index); if (!nvdec->addr) return -EINVAL; /*XXX: fix naming of this when adding support for multiple-NVDEC */ return nvkm_falcon_v1_new(subdev, "NVDEC", nvdec->addr, &nvdec->falcon); } static void * nvkm_nvdec_dtor(struct nvkm_engine *engine) { struct nvkm_nvdec *nvdec = nvkm_nvdec(engine); nvkm_falcon_del(&nvdec->falcon); return nvdec; } static const struct nvkm_engine_func nvkm_nvdec = { .dtor = nvkm_nvdec_dtor, .oneinit = nvkm_nvdec_oneinit, }; int nvkm_nvdec_new_(struct nvkm_device *device, int index, struct nvkm_nvdec **pnvdec) { struct nvkm_nvdec *nvdec; if (!(nvdec = *pnvdec = kzalloc(sizeof(*nvdec), GFP_KERNEL))) return -ENOMEM; return nvkm_engine_ctor(&nvkm_nvdec, device, index, true, &nvdec->engine); };