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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 "channv50.h"
#include <core/client.h>
#include <core/ramht.h>
#include <subdev/timer.h>
int
g84_fifo_context_detach(struct nvkm_object *parent, bool suspend,
struct nvkm_object *object)
{
struct nv50_fifo *fifo = (void *)parent->engine;
struct nv50_fifo_base *base = (void *)parent->parent;
struct nv50_fifo_chan *chan = (void *)parent;
struct nvkm_subdev *subdev = &fifo->base.engine.subdev;
struct nvkm_device *device = subdev->device;
u32 addr, save, engn;
bool done;
switch (nv_engidx(object->engine)) {
case NVDEV_ENGINE_SW : return 0;
case NVDEV_ENGINE_GR : engn = 0; addr = 0x0020; break;
case NVDEV_ENGINE_VP :
case NVDEV_ENGINE_MSPDEC: engn = 3; addr = 0x0040; break;
case NVDEV_ENGINE_MSPPP :
case NVDEV_ENGINE_MPEG : engn = 1; addr = 0x0060; break;
case NVDEV_ENGINE_BSP :
case NVDEV_ENGINE_MSVLD : engn = 5; addr = 0x0080; break;
case NVDEV_ENGINE_CIPHER:
case NVDEV_ENGINE_SEC : engn = 4; addr = 0x00a0; break;
case NVDEV_ENGINE_CE0 : engn = 2; addr = 0x00c0; break;
default:
return -EINVAL;
}
save = nvkm_mask(device, 0x002520, 0x0000003f, 1 << engn);
nvkm_wr32(device, 0x0032fc, nv_gpuobj(base)->addr >> 12);
done = nvkm_msec(device, 2000,
if (nvkm_rd32(device, 0x0032fc) != 0xffffffff)
break;
) >= 0;
nvkm_wr32(device, 0x002520, save);
if (!done) {
nvkm_error(subdev, "channel %d [%s] unload timeout\n",
chan->base.chid, nvkm_client_name(chan));
if (suspend)
return -EBUSY;
}
nvkm_kmap(base->eng);
nvkm_wo32(base->eng, addr + 0x00, 0x00000000);
nvkm_wo32(base->eng, addr + 0x04, 0x00000000);
nvkm_wo32(base->eng, addr + 0x08, 0x00000000);
nvkm_wo32(base->eng, addr + 0x0c, 0x00000000);
nvkm_wo32(base->eng, addr + 0x10, 0x00000000);
nvkm_wo32(base->eng, addr + 0x14, 0x00000000);
nvkm_done(base->eng);
return 0;
}
int
g84_fifo_context_attach(struct nvkm_object *parent, struct nvkm_object *object)
{
struct nv50_fifo_base *base = (void *)parent->parent;
struct nvkm_gpuobj *ectx = (void *)object;
u64 limit = ectx->addr + ectx->size - 1;
u64 start = ectx->addr;
u32 addr;
switch (nv_engidx(object->engine)) {
case NVDEV_ENGINE_SW : return 0;
case NVDEV_ENGINE_GR : addr = 0x0020; break;
case NVDEV_ENGINE_VP :
case NVDEV_ENGINE_MSPDEC: addr = 0x0040; break;
case NVDEV_ENGINE_MSPPP :
case NVDEV_ENGINE_MPEG : addr = 0x0060; break;
case NVDEV_ENGINE_BSP :
case NVDEV_ENGINE_MSVLD : addr = 0x0080; break;
case NVDEV_ENGINE_CIPHER:
case NVDEV_ENGINE_SEC : addr = 0x00a0; break;
case NVDEV_ENGINE_CE0 : addr = 0x00c0; break;
default:
return -EINVAL;
}
nv_engctx(ectx)->addr = nv_gpuobj(base)->addr >> 12;
nvkm_kmap(base->eng);
nvkm_wo32(base->eng, addr + 0x00, 0x00190000);
nvkm_wo32(base->eng, addr + 0x04, lower_32_bits(limit));
nvkm_wo32(base->eng, addr + 0x08, lower_32_bits(start));
nvkm_wo32(base->eng, addr + 0x0c, upper_32_bits(limit) << 24 |
upper_32_bits(start));
nvkm_wo32(base->eng, addr + 0x10, 0x00000000);
nvkm_wo32(base->eng, addr + 0x14, 0x00000000);
nvkm_done(base->eng);
return 0;
}
int
g84_fifo_object_attach(struct nvkm_object *parent,
struct nvkm_object *object, u32 handle)
{
struct nv50_fifo_chan *chan = (void *)parent;
u32 context;
if (nv_iclass(object, NV_GPUOBJ_CLASS))
context = nv_gpuobj(object)->node->offset >> 4;
else
context = 0x00000004; /* just non-zero */
if (object->engine) {
switch (nv_engidx(object->engine)) {
case NVDEV_ENGINE_DMAOBJ:
case NVDEV_ENGINE_SW : context |= 0x00000000; break;
case NVDEV_ENGINE_GR : context |= 0x00100000; break;
case NVDEV_ENGINE_MPEG :
case NVDEV_ENGINE_MSPPP : context |= 0x00200000; break;
case NVDEV_ENGINE_ME :
case NVDEV_ENGINE_CE0 : context |= 0x00300000; break;
case NVDEV_ENGINE_VP :
case NVDEV_ENGINE_MSPDEC: context |= 0x00400000; break;
case NVDEV_ENGINE_CIPHER:
case NVDEV_ENGINE_SEC :
case NVDEV_ENGINE_VIC : context |= 0x00500000; break;
case NVDEV_ENGINE_BSP :
case NVDEV_ENGINE_MSVLD : context |= 0x00600000; break;
default:
return -EINVAL;
}
}
return nvkm_ramht_insert(chan->ramht, NULL, 0, 0, handle, context);
}
int
g84_fifo_chan_init(struct nvkm_object *object)
{
struct nv50_fifo *fifo = (void *)object->engine;
struct nv50_fifo_base *base = (void *)object->parent;
struct nv50_fifo_chan *chan = (void *)object;
struct nvkm_gpuobj *ramfc = base->ramfc;
struct nvkm_device *device = fifo->base.engine.subdev.device;
u32 chid = chan->base.chid;
int ret;
ret = nvkm_fifo_channel_init(&chan->base);
if (ret)
return ret;
nvkm_wr32(device, 0x002600 + (chid * 4), 0x80000000 | ramfc->addr >> 8);
nv50_fifo_runlist_update(fifo);
return 0;
}
static int
g84_fifo_context_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
struct nvkm_oclass *oclass, void *data, u32 size,
struct nvkm_object **pobject)
{
struct nvkm_device *device = nv_engine(engine)->subdev.device;
struct nv50_fifo_base *base;
int ret;
ret = nvkm_fifo_context_create(parent, engine, oclass, NULL, 0x10000,
0x1000, NVOBJ_FLAG_HEAP, &base);
*pobject = nv_object(base);
if (ret)
return ret;
ret = nvkm_gpuobj_new(device, 0x0200, 0, true, &base->base.gpuobj,
&base->eng);
if (ret)
return ret;
ret = nvkm_gpuobj_new(device, 0x4000, 0, false, &base->base.gpuobj,
&base->pgd);
if (ret)
return ret;
ret = nvkm_vm_ref(nvkm_client(parent)->vm, &base->vm, base->pgd);
if (ret)
return ret;
ret = nvkm_gpuobj_new(device, 0x1000, 0x400, true, &base->base.gpuobj,
&base->cache);
if (ret)
return ret;
ret = nvkm_gpuobj_new(device, 0x100, 0x100, true, &base->base.gpuobj,
&base->ramfc);
if (ret)
return ret;
return 0;
}
struct nvkm_oclass
g84_fifo_cclass = {
.handle = NV_ENGCTX(FIFO, 0x84),
.ofuncs = &(struct nvkm_ofuncs) {
.ctor = g84_fifo_context_ctor,
.dtor = nv50_fifo_context_dtor,
.init = _nvkm_fifo_context_init,
.fini = _nvkm_fifo_context_fini,
.rd32 = _nvkm_fifo_context_rd32,
.wr32 = _nvkm_fifo_context_wr32,
},
};
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