61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*
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* Copyright 2021 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "priv.h"
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static void *
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nvkm_vfn_dtor(struct nvkm_subdev *subdev)
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{
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return nvkm_vfn(subdev);
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}
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static const struct nvkm_subdev_func
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nvkm_vfn = {
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.dtor = nvkm_vfn_dtor,
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};
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int
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nvkm_vfn_new_(const struct nvkm_vfn_func *func, struct nvkm_device *device,
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enum nvkm_subdev_type type, int inst, u32 addr, struct nvkm_vfn **pvfn)
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{
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struct nvkm_vfn *vfn;
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int ret;
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if (!(vfn = *pvfn = kzalloc(sizeof(*vfn), GFP_KERNEL)))
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return -ENOMEM;
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nvkm_subdev_ctor(&nvkm_vfn, device, type, inst, &vfn->subdev);
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vfn->func = func;
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vfn->addr.priv = addr;
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vfn->addr.user = vfn->addr.priv + func->user.addr;
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if (vfn->func->intr) {
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ret = nvkm_intr_add(vfn->func->intr, vfn->func->intrs,
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&vfn->subdev, 8, &vfn->intr);
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if (ret)
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return ret;
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}
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vfn->user.ctor = nvkm_uvfn_new;
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vfn->user.base = func->user.base;
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return 0;
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}
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