83 lines
2.3 KiB
C
83 lines
2.3 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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#include <subdev/vfn.h>
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#include <nvif/class.h>
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static irqreturn_t
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ga100_ce_intr(struct nvkm_inth *inth)
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{
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struct nvkm_subdev *subdev = container_of(inth, typeof(*subdev), inth);
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/*TODO*/
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nvkm_error(subdev, "intr\n");
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return IRQ_NONE;
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}
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int
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ga100_ce_fini(struct nvkm_engine *engine, bool suspend)
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{
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nvkm_inth_block(&engine->subdev.inth);
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return 0;
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}
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int
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ga100_ce_init(struct nvkm_engine *engine)
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{
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nvkm_inth_allow(&engine->subdev.inth);
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return 0;
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}
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int
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ga100_ce_oneinit(struct nvkm_engine *engine)
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{
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struct nvkm_subdev *subdev = &engine->subdev;
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struct nvkm_device *device = subdev->device;
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u32 vector;
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vector = nvkm_rd32(device, 0x10442c + (subdev->inst * 0x80)) & 0x00000fff;
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return nvkm_inth_add(&device->vfn->intr, vector, NVKM_INTR_PRIO_NORMAL,
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subdev, ga100_ce_intr, &subdev->inth);
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}
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static const struct nvkm_engine_func
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ga100_ce = {
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.oneinit = ga100_ce_oneinit,
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.init = ga100_ce_init,
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.fini = ga100_ce_fini,
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.cclass = &gv100_ce_cclass,
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.sclass = {
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{ -1, -1, AMPERE_DMA_COPY_A },
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{}
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}
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};
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int
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ga100_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
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struct nvkm_engine **pengine)
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{
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return nvkm_engine_new_(&ga100_ce, device, type, inst, true, pengine);
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}
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