/*
* Copyright 2021 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 "priv.h"
#include <subdev/gsp.h>
#include <subdev/vfn.h>
#include <nvif/class.h>
static irqreturn_t
ga100_ce_intr(struct nvkm_inth *inth)
{
struct nvkm_subdev *subdev = container_of(inth, typeof(*subdev), inth);
/*TODO*/
nvkm_error(subdev, "intr\n");
return IRQ_NONE;
}
int
ga100_ce_nonstall(struct nvkm_engine *engine)
{
struct nvkm_subdev *subdev = &engine->subdev;
struct nvkm_device *device = subdev->device;
return nvkm_rd32(device, 0x104424 + (subdev->inst * 0x80)) & 0x00000fff;
}
int
ga100_ce_fini(struct nvkm_engine *engine, bool suspend)
{
nvkm_inth_block(&engine->subdev.inth);
return 0;
}
int
ga100_ce_init(struct nvkm_engine *engine)
{
nvkm_inth_allow(&engine->subdev.inth);
return 0;
}
int
ga100_ce_oneinit(struct nvkm_engine *engine)
{
struct nvkm_subdev *subdev = &engine->subdev;
struct nvkm_device *device = subdev->device;
u32 vector;
vector = nvkm_rd32(device, 0x10442c + (subdev->inst * 0x80)) & 0x00000fff;
return nvkm_inth_add(&device->vfn->intr, vector, NVKM_INTR_PRIO_NORMAL,
subdev, ga100_ce_intr, &subdev->inth);
}
static const struct nvkm_engine_func
ga100_ce = {
.oneinit = ga100_ce_oneinit,
.init = ga100_ce_init,
.fini = ga100_ce_fini,
.nonstall = ga100_ce_nonstall,
.cclass = &gv100_ce_cclass,
.sclass = {
{ -1, -1, AMPERE_DMA_COPY_A },
{}
}
};
int
ga100_ce_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_engine **pengine)
{
if (nvkm_gsp_rm(device->gsp))
return r535_ce_new(&ga100_ce, device, type, inst, pengine);
return nvkm_engine_new_(&ga100_ce, device, type, inst, true, pengine);
}