1 /* 2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 * DEALINGS IN THE SOFTWARE. 21 */ 22 #include "priv.h" 23 #include <core/firmware.h> 24 25 static void * 26 nvkm_nvdec_dtor(struct nvkm_engine *engine) 27 { 28 struct nvkm_nvdec *nvdec = nvkm_nvdec(engine); 29 nvkm_falcon_dtor(&nvdec->falcon); 30 return nvdec; 31 } 32 33 static const struct nvkm_engine_func 34 nvkm_nvdec = { 35 .dtor = nvkm_nvdec_dtor, 36 }; 37 38 int 39 nvkm_nvdec_new_(const struct nvkm_nvdec_fwif *fwif, struct nvkm_device *device, 40 int index, struct nvkm_nvdec **pnvdec) 41 { 42 struct nvkm_nvdec *nvdec; 43 int ret; 44 45 if (!(nvdec = *pnvdec = kzalloc(sizeof(*nvdec), GFP_KERNEL))) 46 return -ENOMEM; 47 48 ret = nvkm_engine_ctor(&nvkm_nvdec, device, index, true, 49 &nvdec->engine); 50 if (ret) 51 return ret; 52 53 fwif = nvkm_firmware_load(&nvdec->engine.subdev, fwif, "Nvdec", nvdec); 54 if (IS_ERR(fwif)) 55 return -ENODEV; 56 57 nvdec->func = fwif->func; 58 59 return nvkm_falcon_ctor(nvdec->func->flcn, &nvdec->engine.subdev, 60 nvkm_subdev_name[index], 0, &nvdec->falcon); 61 }; 62