OpenCloudOS-Kernel/drivers/gpu/drm/nouveau/nvkm/engine/vp/g84.c

92 lines
2.9 KiB
C

/*
* Copyright 2012 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.
*
* Authors: Ben Skeggs, Ilia Mirkin
*/
#include <engine/vp.h>
#include <engine/xtensa.h>
#include <core/engctx.h>
/*******************************************************************************
* VP object classes
******************************************************************************/
static struct nvkm_oclass
g84_vp_sclass[] = {
{ 0x7476, &nvkm_object_ofuncs },
{},
};
/*******************************************************************************
* PVP context
******************************************************************************/
static struct nvkm_oclass
g84_vp_cclass = {
.handle = NV_ENGCTX(VP, 0x84),
.ofuncs = &(struct nvkm_ofuncs) {
.ctor = _nvkm_xtensa_engctx_ctor,
.dtor = _nvkm_engctx_dtor,
.init = _nvkm_engctx_init,
.fini = _nvkm_engctx_fini,
.rd32 = _nvkm_engctx_rd32,
.wr32 = _nvkm_engctx_wr32,
},
};
/*******************************************************************************
* PVP engine/subdev functions
******************************************************************************/
static int
g84_vp_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
struct nvkm_xtensa *vp;
int ret;
ret = nvkm_xtensa_create(parent, engine, oclass, 0xf000, true,
"PVP", "vp", &vp);
*pobject = nv_object(vp);
if (ret)
return ret;
nv_subdev(vp)->unit = 0x01020000;
nv_engine(vp)->cclass = &g84_vp_cclass;
nv_engine(vp)->sclass = g84_vp_sclass;
vp->fifo_val = 0x111;
vp->unkd28 = 0x9c544;
return 0;
}
struct nvkm_oclass
g84_vp_oclass = {
.handle = NV_ENGINE(VP, 0x84),
.ofuncs = &(struct nvkm_ofuncs) {
.ctor = g84_vp_ctor,
.dtor = _nvkm_xtensa_dtor,
.init = _nvkm_xtensa_init,
.fini = _nvkm_xtensa_fini,
},
};