253 lines
7.2 KiB
C
253 lines
7.2 KiB
C
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/*
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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 "priv.h"
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#include "cgrp.h"
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#include "chan.h"
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#include "chid.h"
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#include "runl.h"
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#include "regsnv04.h"
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#include <core/ramht.h>
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#include <subdev/fb.h>
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#include <subdev/instmem.h>
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#include <nvif/class.h>
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static int
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nv40_chan_ramfc_write(struct nvkm_chan *chan, u64 offset, u64 length, u32 devm, bool priv)
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{
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struct nvkm_memory *ramfc = chan->cgrp->runl->fifo->engine.subdev.device->imem->ramfc;
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const u32 base = chan->id * 128;
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chan->ramfc_offset = base;
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nvkm_kmap(ramfc);
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nvkm_wo32(ramfc, base + 0x00, offset);
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nvkm_wo32(ramfc, base + 0x04, offset);
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nvkm_wo32(ramfc, base + 0x0c, chan->push->addr >> 4);
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nvkm_wo32(ramfc, base + 0x18, 0x30000000 |
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NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES |
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NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES |
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#ifdef __BIG_ENDIAN
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NV_PFIFO_CACHE1_BIG_ENDIAN |
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#endif
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NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8);
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nvkm_wo32(ramfc, base + 0x3c, 0x0001ffff);
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nvkm_done(ramfc);
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return 0;
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}
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static const struct nvkm_chan_func_ramfc
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nv40_chan_ramfc = {
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.layout = (const struct nvkm_ramfc_layout[]) {
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{ 32, 0, 0x00, 0, NV04_PFIFO_CACHE1_DMA_PUT },
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{ 32, 0, 0x04, 0, NV04_PFIFO_CACHE1_DMA_GET },
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{ 32, 0, 0x08, 0, NV10_PFIFO_CACHE1_REF_CNT },
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{ 32, 0, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_INSTANCE },
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{ 32, 0, 0x10, 0, NV04_PFIFO_CACHE1_DMA_DCOUNT },
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{ 32, 0, 0x14, 0, NV04_PFIFO_CACHE1_DMA_STATE },
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{ 28, 0, 0x18, 0, NV04_PFIFO_CACHE1_DMA_FETCH },
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{ 2, 28, 0x18, 28, 0x002058 },
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{ 32, 0, 0x1c, 0, NV04_PFIFO_CACHE1_ENGINE },
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{ 32, 0, 0x20, 0, NV04_PFIFO_CACHE1_PULL1 },
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{ 32, 0, 0x24, 0, NV10_PFIFO_CACHE1_ACQUIRE_VALUE },
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{ 32, 0, 0x28, 0, NV10_PFIFO_CACHE1_ACQUIRE_TIMESTAMP },
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{ 32, 0, 0x2c, 0, NV10_PFIFO_CACHE1_ACQUIRE_TIMEOUT },
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{ 32, 0, 0x30, 0, NV10_PFIFO_CACHE1_SEMAPHORE },
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{ 32, 0, 0x34, 0, NV10_PFIFO_CACHE1_DMA_SUBROUTINE },
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{ 32, 0, 0x38, 0, NV40_PFIFO_GRCTX_INSTANCE },
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{ 17, 0, 0x3c, 0, NV04_PFIFO_DMA_TIMESLICE },
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{ 32, 0, 0x40, 0, 0x0032e4 },
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{ 32, 0, 0x44, 0, 0x0032e8 },
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{ 32, 0, 0x4c, 0, 0x002088 },
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{ 32, 0, 0x50, 0, 0x003300 },
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{ 32, 0, 0x54, 0, 0x00330c },
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{}
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},
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.write = nv40_chan_ramfc_write,
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.clear = nv04_chan_ramfc_clear,
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.ctxdma = true,
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};
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static const struct nvkm_chan_func_userd
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nv40_chan_userd = {
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.bar = 0,
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.base = 0xc00000,
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.size = 0x001000,
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};
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static const struct nvkm_chan_func
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nv40_chan = {
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.inst = &nv04_chan_inst,
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.userd = &nv40_chan_userd,
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.ramfc = &nv40_chan_ramfc,
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.start = nv04_chan_start,
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.stop = nv04_chan_stop,
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};
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static int
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nv40_eobj_ramht_add(struct nvkm_engn *engn, struct nvkm_object *eobj, struct nvkm_chan *chan)
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{
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struct nvkm_fifo *fifo = chan->cgrp->runl->fifo;
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struct nvkm_instmem *imem = fifo->engine.subdev.device->imem;
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u32 context = chan->id << 23 | engn->id << 20;
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int hash;
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mutex_lock(&fifo->mutex);
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hash = nvkm_ramht_insert(imem->ramht, eobj, chan->id, 4, eobj->handle, context);
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mutex_unlock(&fifo->mutex);
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return hash;
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}
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static void
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nv40_ectx_bind(struct nvkm_engn *engn, struct nvkm_cctx *cctx, struct nvkm_chan *chan)
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{
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struct nvkm_fifo *fifo = chan->cgrp->runl->fifo;
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struct nvkm_device *device = fifo->engine.subdev.device;
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struct nvkm_memory *ramfc = device->imem->ramfc;
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u32 inst = 0x00000000, reg, ctx;
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int chid;
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switch (engn->engine->subdev.type) {
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case NVKM_ENGINE_GR:
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reg = 0x0032e0;
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ctx = 0x38;
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break;
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case NVKM_ENGINE_MPEG:
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if (WARN_ON(device->chipset < 0x44))
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return;
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reg = 0x00330c;
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ctx = 0x54;
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break;
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default:
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WARN_ON(1);
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return;
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}
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if (cctx)
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inst = cctx->vctx->inst->addr >> 4;
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spin_lock_irq(&fifo->lock);
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nvkm_mask(device, 0x002500, 0x00000001, 0x00000000);
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chid = nvkm_rd32(device, 0x003204) & (fifo->chid->nr - 1);
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if (chid == chan->id)
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nvkm_wr32(device, reg, inst);
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nvkm_kmap(ramfc);
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nvkm_wo32(ramfc, chan->ramfc_offset + ctx, inst);
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nvkm_done(ramfc);
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nvkm_mask(device, 0x002500, 0x00000001, 0x00000001);
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spin_unlock_irq(&fifo->lock);
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}
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static const struct nvkm_engn_func
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nv40_engn = {
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.bind = nv40_ectx_bind,
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.ramht_add = nv40_eobj_ramht_add,
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.ramht_del = nv04_eobj_ramht_del,
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};
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static const struct nvkm_engn_func
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nv40_engn_sw = {
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.ramht_add = nv40_eobj_ramht_add,
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.ramht_del = nv04_eobj_ramht_del,
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};
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static void
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nv40_fifo_init(struct nvkm_fifo *fifo)
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{
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struct nvkm_device *device = fifo->engine.subdev.device;
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struct nvkm_fb *fb = device->fb;
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struct nvkm_instmem *imem = device->imem;
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struct nvkm_ramht *ramht = imem->ramht;
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struct nvkm_memory *ramro = imem->ramro;
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struct nvkm_memory *ramfc = imem->ramfc;
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nvkm_wr32(device, 0x002040, 0x000000ff);
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nvkm_wr32(device, 0x002044, 0x2101ffff);
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nvkm_wr32(device, 0x002058, 0x00000001);
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nvkm_wr32(device, NV03_PFIFO_RAMHT, (0x03 << 24) /* search 128 */ |
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((ramht->bits - 9) << 16) |
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(ramht->gpuobj->addr >> 8));
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nvkm_wr32(device, NV03_PFIFO_RAMRO, nvkm_memory_addr(ramro) >> 8);
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switch (device->chipset) {
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case 0x47:
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case 0x49:
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case 0x4b:
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nvkm_wr32(device, 0x002230, 0x00000001);
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fallthrough;
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case 0x40:
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case 0x41:
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case 0x42:
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case 0x43:
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case 0x45:
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case 0x48:
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nvkm_wr32(device, 0x002220, 0x00030002);
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break;
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default:
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nvkm_wr32(device, 0x002230, 0x00000000);
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nvkm_wr32(device, 0x002220, ((fb->ram->size - 512 * 1024 +
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nvkm_memory_addr(ramfc)) >> 16) |
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0x00030000);
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break;
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}
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nvkm_wr32(device, NV03_PFIFO_CACHE1_PUSH1, fifo->chid->mask);
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nvkm_wr32(device, NV03_PFIFO_INTR_0, 0xffffffff);
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nvkm_wr32(device, NV03_PFIFO_INTR_EN_0, 0xffffffff);
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nvkm_wr32(device, NV03_PFIFO_CACHE1_PUSH0, 1);
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nvkm_wr32(device, NV04_PFIFO_CACHE1_PULL0, 1);
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nvkm_wr32(device, NV03_PFIFO_CACHES, 1);
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}
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static const struct nvkm_fifo_func
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nv40_fifo = {
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.chid_nr = nv10_fifo_chid_nr,
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.chid_ctor = nv04_fifo_chid_ctor,
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.runl_ctor = nv04_fifo_runl_ctor,
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.init = nv40_fifo_init,
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.intr = nv04_fifo_intr,
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.pause = nv04_fifo_pause,
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.start = nv04_fifo_start,
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.runl = &nv04_runl,
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.engn = &nv40_engn,
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.engn_sw = &nv40_engn_sw,
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.cgrp = {{ }, &nv04_cgrp },
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.chan = {{ 0, 0, NV40_CHANNEL_DMA }, &nv40_chan },
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};
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int
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nv40_fifo_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
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struct nvkm_fifo **pfifo)
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{
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return nvkm_fifo_new_(&nv40_fifo, device, type, inst, pfifo);
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}
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