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1/*2 * Copyright 2021 Red Hat Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR20 * OTHER DEALINGS IN THE SOFTWARE.21 */22#include "priv.h"23 24static void *25nvkm_vfn_dtor(struct nvkm_subdev *subdev)26{27 return nvkm_vfn(subdev);28}29 30static const struct nvkm_subdev_func31nvkm_vfn = {32 .dtor = nvkm_vfn_dtor,33};34 35int36nvkm_vfn_new_(const struct nvkm_vfn_func *func, struct nvkm_device *device,37 enum nvkm_subdev_type type, int inst, u32 addr, struct nvkm_vfn **pvfn)38{39 struct nvkm_vfn *vfn;40 int ret;41 42 if (!(vfn = *pvfn = kzalloc(sizeof(*vfn), GFP_KERNEL)))43 return -ENOMEM;44 45 nvkm_subdev_ctor(&nvkm_vfn, device, type, inst, &vfn->subdev);46 vfn->func = func;47 vfn->addr.priv = addr;48 vfn->addr.user = vfn->addr.priv + func->user.addr;49 50 if (vfn->func->intr) {51 ret = nvkm_intr_add(vfn->func->intr, vfn->func->intrs,52 &vfn->subdev, 8, &vfn->intr);53 if (ret)54 return ret;55 }56 57 vfn->user.ctor = nvkm_uvfn_new;58 vfn->user.base = func->user.base;59 return 0;60}61