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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 "nv04.h"
#include "channv04.h"
#include "regsnv04.h"
#include <core/ramht.h>
#include <subdev/fb.h>
#include <subdev/instmem.h>
static const struct nv04_fifo_ramfc
nv40_fifo_ramfc[] = {
{ 32, 0, 0x00, 0, NV04_PFIFO_CACHE1_DMA_PUT },
{ 32, 0, 0x04, 0, NV04_PFIFO_CACHE1_DMA_GET },
{ 32, 0, 0x08, 0, NV10_PFIFO_CACHE1_REF_CNT },
{ 32, 0, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_INSTANCE },
{ 32, 0, 0x10, 0, NV04_PFIFO_CACHE1_DMA_DCOUNT },
{ 32, 0, 0x14, 0, NV04_PFIFO_CACHE1_DMA_STATE },
{ 28, 0, 0x18, 0, NV04_PFIFO_CACHE1_DMA_FETCH },
{ 2, 28, 0x18, 28, 0x002058 },
{ 32, 0, 0x1c, 0, NV04_PFIFO_CACHE1_ENGINE },
{ 32, 0, 0x20, 0, NV04_PFIFO_CACHE1_PULL1 },
{ 32, 0, 0x24, 0, NV10_PFIFO_CACHE1_ACQUIRE_VALUE },
{ 32, 0, 0x28, 0, NV10_PFIFO_CACHE1_ACQUIRE_TIMESTAMP },
{ 32, 0, 0x2c, 0, NV10_PFIFO_CACHE1_ACQUIRE_TIMEOUT },
{ 32, 0, 0x30, 0, NV10_PFIFO_CACHE1_SEMAPHORE },
{ 32, 0, 0x34, 0, NV10_PFIFO_CACHE1_DMA_SUBROUTINE },
{ 32, 0, 0x38, 0, NV40_PFIFO_GRCTX_INSTANCE },
{ 17, 0, 0x3c, 0, NV04_PFIFO_DMA_TIMESLICE },
{ 32, 0, 0x40, 0, 0x0032e4 },
{ 32, 0, 0x44, 0, 0x0032e8 },
{ 32, 0, 0x4c, 0, 0x002088 },
{ 32, 0, 0x50, 0, 0x003300 },
{ 32, 0, 0x54, 0, 0x00330c },
{}
};
static void
nv40_fifo_init(struct nvkm_fifo *base)
{
struct nv04_fifo *fifo = nv04_fifo(base);
struct nvkm_device *device = fifo->base.engine.subdev.device;
struct nvkm_fb *fb = device->fb;
struct nvkm_instmem *imem = device->imem;
struct nvkm_ramht *ramht = imem->ramht;
struct nvkm_memory *ramro = imem->ramro;
struct nvkm_memory *ramfc = imem->ramfc;
nvkm_wr32(device, 0x002040, 0x000000ff);
nvkm_wr32(device, 0x002044, 0x2101ffff);
nvkm_wr32(device, 0x002058, 0x00000001);
nvkm_wr32(device, NV03_PFIFO_RAMHT, (0x03 << 24) /* search 128 */ |
((ramht->bits - 9) << 16) |
(ramht->gpuobj->addr >> 8));
nvkm_wr32(device, NV03_PFIFO_RAMRO, nvkm_memory_addr(ramro) >> 8);
switch (device->chipset) {
case 0x47:
case 0x49:
case 0x4b:
nvkm_wr32(device, 0x002230, 0x00000001);
/* fall through */
case 0x40:
case 0x41:
case 0x42:
case 0x43:
case 0x45:
case 0x48:
nvkm_wr32(device, 0x002220, 0x00030002);
break;
default:
nvkm_wr32(device, 0x002230, 0x00000000);
nvkm_wr32(device, 0x002220, ((fb->ram->size - 512 * 1024 +
nvkm_memory_addr(ramfc)) >> 16) |
0x00030000);
break;
}
nvkm_wr32(device, NV03_PFIFO_CACHE1_PUSH1, fifo->base.nr - 1);
nvkm_wr32(device, NV03_PFIFO_INTR_0, 0xffffffff);
nvkm_wr32(device, NV03_PFIFO_INTR_EN_0, 0xffffffff);
nvkm_wr32(device, NV03_PFIFO_CACHE1_PUSH0, 1);
nvkm_wr32(device, NV04_PFIFO_CACHE1_PULL0, 1);
nvkm_wr32(device, NV03_PFIFO_CACHES, 1);
}
static const struct nvkm_fifo_func
nv40_fifo = {
.init = nv40_fifo_init,
.intr = nv04_fifo_intr,
.pause = nv04_fifo_pause,
.start = nv04_fifo_start,
.chan = {
&nv40_fifo_dma_oclass,
NULL
},
};
int
nv40_fifo_new(struct nvkm_device *device, int index, struct nvkm_fifo **pfifo)
{
return nv04_fifo_new_(&nv40_fifo, device, index, 32,
nv40_fifo_ramfc, pfifo);
}
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