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/*
* 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
*/
#include <core/os.h>
#include <core/engctx.h>
#include <engine/software.h>
#include <engine/fifo.h>
struct nv04_software_priv {
struct nouveau_software base;
};
struct nv04_software_chan {
struct nouveau_software_chan base;
};
/*******************************************************************************
* software object classes
******************************************************************************/
static int
nv04_software_set_ref(struct nouveau_object *object, u32 mthd,
void *data, u32 size)
{
struct nouveau_object *channel = (void *)nv_engctx(object->parent);
struct nouveau_fifo_chan *fifo = (void *)channel->parent;
atomic_set(&fifo->refcnt, *(u32*)data);
return 0;
}
static int
nv04_software_flip(struct nouveau_object *object, u32 mthd,
void *args, u32 size)
{
struct nv04_software_chan *chan = (void *)nv_engctx(object->parent);
if (chan->base.flip)
return chan->base.flip(chan->base.flip_data);
return -EINVAL;
}
static struct nouveau_omthds
nv04_software_omthds[] = {
{ 0x0150, 0x0150, nv04_software_set_ref },
{ 0x0500, 0x0500, nv04_software_flip },
{}
};
static struct nouveau_oclass
nv04_software_sclass[] = {
{ 0x006e, &nouveau_object_ofuncs, nv04_software_omthds },
{}
};
/*******************************************************************************
* software context
******************************************************************************/
static int
nv04_software_context_ctor(struct nouveau_object *parent,
struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nv04_software_chan *chan;
int ret;
ret = nouveau_software_context_create(parent, engine, oclass, &chan);
*pobject = nv_object(chan);
if (ret)
return ret;
return 0;
}
static struct nouveau_oclass
nv04_software_cclass = {
.handle = NV_ENGCTX(SW, 0x04),
.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv04_software_context_ctor,
.dtor = _nouveau_software_context_dtor,
.init = _nouveau_software_context_init,
.fini = _nouveau_software_context_fini,
},
};
/*******************************************************************************
* software engine/subdev functions
******************************************************************************/
void
nv04_software_intr(struct nouveau_subdev *subdev)
{
nv_mask(subdev, 0x000100, 0x80000000, 0x00000000);
}
static int
nv04_software_ctor(struct nouveau_object *parent, struct nouveau_object *engine,
struct nouveau_oclass *oclass, void *data, u32 size,
struct nouveau_object **pobject)
{
struct nv04_software_priv *priv;
int ret;
ret = nouveau_software_create(parent, engine, oclass, &priv);
*pobject = nv_object(priv);
if (ret)
return ret;
nv_engine(priv)->cclass = &nv04_software_cclass;
nv_engine(priv)->sclass = nv04_software_sclass;
nv_subdev(priv)->intr = nv04_software_intr;
return 0;
}
struct nouveau_oclass *
nv04_software_oclass = &(struct nouveau_oclass) {
.handle = NV_ENGINE(SW, 0x04),
.ofuncs = &(struct nouveau_ofuncs) {
.ctor = nv04_software_ctor,
.dtor = _nouveau_software_dtor,
.init = _nouveau_software_init,
.fini = _nouveau_software_fini,
},
};
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