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/*
* Copyright 2018 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "changk104.h"
#include "cgrp.h"
#include <core/client.h>
#include <core/gpuobj.h>
#include <nvif/clc36f.h>
#include <nvif/unpack.h>
static u32
tu104_fifo_gpfifo_submit_token(struct nvkm_fifo_chan *base)
{
struct gk104_fifo_chan *chan = gk104_fifo_chan(base);
return (chan->runl << 16) | chan->base.chid;
}
static const struct nvkm_fifo_chan_func
tu104_fifo_gpfifo = {
.dtor = gk104_fifo_gpfifo_dtor,
.init = gk104_fifo_gpfifo_init,
.fini = gk104_fifo_gpfifo_fini,
.ntfy = gf100_fifo_chan_ntfy,
.engine_ctor = gk104_fifo_gpfifo_engine_ctor,
.engine_dtor = gk104_fifo_gpfifo_engine_dtor,
.engine_init = gv100_fifo_gpfifo_engine_init,
.engine_fini = gv100_fifo_gpfifo_engine_fini,
.submit_token = tu104_fifo_gpfifo_submit_token,
};
int
tu104_fifo_gpfifo_new(struct gk104_fifo *fifo, const struct nvkm_oclass *oclass,
void *data, u32 size, struct nvkm_object **pobject)
{
struct nvkm_object *parent = oclass->parent;
union {
struct volta_channel_gpfifo_a_v0 v0;
} *args = data;
int ret = -ENOSYS;
nvif_ioctl(parent, "create channel gpfifo size %d\n", size);
if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
nvif_ioctl(parent, "create channel gpfifo vers %d vmm %llx "
"ioffset %016llx ilength %08x "
"runlist %016llx priv %d\n",
args->v0.version, args->v0.vmm, args->v0.ioffset,
args->v0.ilength, args->v0.runlist, args->v0.priv);
if (args->v0.priv && !oclass->client->super)
return -EINVAL;
return gv100_fifo_gpfifo_new_(&tu104_fifo_gpfifo, fifo,
&args->v0.runlist,
&args->v0.chid,
args->v0.vmm,
args->v0.ioffset,
args->v0.ilength,
&args->v0.inst,
args->v0.priv,
&args->v0.token,
oclass, pobject);
}
return ret;
}
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