65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
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/*
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* Copyright 2015 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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* Authors: Ben Skeggs <bskeggs@redhat.com>
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*/
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#include "priv.h"
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static void
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nvkm_bus_intr(struct nvkm_subdev *subdev)
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{
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struct nvkm_bus *bus = nvkm_bus(subdev);
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bus->func->intr(bus);
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}
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static int
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nvkm_bus_init(struct nvkm_subdev *subdev)
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{
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struct nvkm_bus *bus = nvkm_bus(subdev);
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bus->func->init(bus);
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return 0;
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}
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static void *
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nvkm_bus_dtor(struct nvkm_subdev *subdev)
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{
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return nvkm_bus(subdev);
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}
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static const struct nvkm_subdev_func
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nvkm_bus = {
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.dtor = nvkm_bus_dtor,
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.init = nvkm_bus_init,
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.intr = nvkm_bus_intr,
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};
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int
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nvkm_bus_new_(const struct nvkm_bus_func *func, struct nvkm_device *device,
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int index, struct nvkm_bus **pbus)
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{
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struct nvkm_bus *bus;
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if (!(bus = *pbus = kzalloc(sizeof(*bus), GFP_KERNEL)))
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return -ENOMEM;
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nvkm_subdev_ctor(&nvkm_bus, device, index, &bus->subdev);
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bus->func = func;
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return 0;
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}
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