mirror of https://gitee.com/openkylin/linux.git
123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/*
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* Copyright 2012 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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* Authors: Ben Skeggs
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*/
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#include <engine/sw.h>
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struct nv10_sw_priv {
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struct nvkm_sw base;
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};
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struct nv10_sw_chan {
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struct nvkm_sw_chan base;
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};
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/*******************************************************************************
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* software object classes
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******************************************************************************/
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static int
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nv10_sw_flip(struct nvkm_object *object, u32 mthd, void *args, u32 size)
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{
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struct nv10_sw_chan *chan = (void *)nv_engctx(object->parent);
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if (chan->base.flip)
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return chan->base.flip(chan->base.flip_data);
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return -EINVAL;
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}
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static struct nvkm_omthds
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nv10_sw_omthds[] = {
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{ 0x0500, 0x0500, nv10_sw_flip },
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{}
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};
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static struct nvkm_oclass
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nv10_sw_sclass[] = {
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{ 0x016e, &nvkm_object_ofuncs, nv10_sw_omthds },
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{}
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};
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/*******************************************************************************
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* software context
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******************************************************************************/
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static int
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nv10_sw_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
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struct nvkm_oclass *oclass, void *data, u32 size,
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struct nvkm_object **pobject)
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{
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struct nv10_sw_chan *chan;
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int ret;
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ret = nvkm_sw_context_create(parent, engine, oclass, &chan);
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*pobject = nv_object(chan);
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if (ret)
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return ret;
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return 0;
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}
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static struct nvkm_oclass
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nv10_sw_cclass = {
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.handle = NV_ENGCTX(SW, 0x04),
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.ofuncs = &(struct nvkm_ofuncs) {
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.ctor = nv10_sw_context_ctor,
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.dtor = _nvkm_sw_context_dtor,
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.init = _nvkm_sw_context_init,
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.fini = _nvkm_sw_context_fini,
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},
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};
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/*******************************************************************************
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* software engine/subdev functions
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******************************************************************************/
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static int
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nv10_sw_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
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struct nvkm_oclass *oclass, void *data, u32 size,
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struct nvkm_object **pobject)
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{
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struct nv10_sw_priv *priv;
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int ret;
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ret = nvkm_sw_create(parent, engine, oclass, &priv);
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*pobject = nv_object(priv);
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if (ret)
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return ret;
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nv_engine(priv)->cclass = &nv10_sw_cclass;
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nv_engine(priv)->sclass = nv10_sw_sclass;
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nv_subdev(priv)->intr = nv04_sw_intr;
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return 0;
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}
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struct nvkm_oclass *
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nv10_sw_oclass = &(struct nvkm_oclass) {
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.handle = NV_ENGINE(SW, 0x10),
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.ofuncs = &(struct nvkm_ofuncs) {
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.ctor = nv10_sw_ctor,
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.dtor = _nvkm_sw_dtor,
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.init = _nvkm_sw_init,
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.fini = _nvkm_sw_fini,
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},
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};
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