2944b19b5c
We need this for Turing ACR, but it's present from Volta onwards. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
/*
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* Copyright 2019 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 <subdev/gsp.h>
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#include <subdev/top.h>
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#include <engine/falcon.h>
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static int
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gv100_gsp_oneinit(struct nvkm_subdev *subdev)
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{
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struct nvkm_gsp *gsp = nvkm_gsp(subdev);
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gsp->addr = nvkm_top_addr(subdev->device, subdev->index);
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if (!gsp->addr)
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return -EINVAL;
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return nvkm_falcon_v1_new(subdev, "GSP", gsp->addr, &gsp->falcon);
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}
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static void *
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gv100_gsp_dtor(struct nvkm_subdev *subdev)
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{
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struct nvkm_gsp *gsp = nvkm_gsp(subdev);
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nvkm_falcon_del(&gsp->falcon);
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return gsp;
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}
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static const struct nvkm_subdev_func
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gv100_gsp = {
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.dtor = gv100_gsp_dtor,
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.oneinit = gv100_gsp_oneinit,
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};
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int
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gv100_gsp_new(struct nvkm_device *device, int index, struct nvkm_gsp **pgsp)
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{
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struct nvkm_gsp *gsp;
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if (!(gsp = *pgsp = kzalloc(sizeof(*gsp), GFP_KERNEL)))
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return -ENOMEM;
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nvkm_subdev_ctor(&gv100_gsp, device, index, &gsp->subdev);
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return 0;
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}
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