diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c deleted file mode 100644 index 428f9b41165c..000000000000 --- a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/gpfifogv100.c +++ /dev/null @@ -1,241 +0,0 @@ -/* - * Copyright 2018 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. - */ -#include "changk104.h" -#include "cgrp.h" - -#include <core/client.h> -#include <core/gpuobj.h> - -#include <nvif/clc36f.h> -#include <nvif/unpack.h> - -static u32 -gv100_fifo_gpfifo_submit_token(struct nvkm_fifo_chan *chan) -{ - return chan->chid; -} - -static int -gv100_fifo_gpfifo_engine_valid(struct gk104_fifo_chan *chan, bool ce, bool valid) -{ - struct nvkm_subdev *subdev = &chan->base.fifo->engine.subdev; - struct nvkm_device *device = subdev->device; - const u32 mask = ce ? 0x00020000 : 0x00010000; - const u32 data = valid ? mask : 0x00000000; - int ret; - - /* Block runlist to prevent the channel from being rescheduled. */ - mutex_lock(&chan->fifo->base.mutex); - nvkm_mask(device, 0x002630, BIT(chan->runl), BIT(chan->runl)); - - /* Preempt the channel. */ - ret = gk104_fifo_gpfifo_kick_locked(chan); - if (ret == 0) { - /* Update engine context validity. */ - nvkm_kmap(chan->base.inst); - nvkm_mo32(chan->base.inst, 0x0ac, mask, data); - nvkm_done(chan->base.inst); - } - - /* Resume runlist. */ - nvkm_mask(device, 0x002630, BIT(chan->runl), 0); - mutex_unlock(&chan->fifo->base.mutex); - return ret; -} - -int -gv100_fifo_gpfifo_engine_fini(struct nvkm_fifo_chan *base, - struct nvkm_engine *engine, bool suspend) -{ - struct gk104_fifo_chan *chan = gk104_fifo_chan(base); - struct nvkm_gpuobj *inst = chan->base.inst; - int ret; - - if (engine->subdev.type == NVKM_ENGINE_CE) { - ret = gv100_fifo_gpfifo_engine_valid(chan, true, false); - if (ret && suspend) - return ret; - - nvkm_kmap(inst); - nvkm_wo32(chan->base.inst, 0x220, 0x00000000); - nvkm_wo32(chan->base.inst, 0x224, 0x00000000); - nvkm_done(inst); - return ret; - } - - ret = gv100_fifo_gpfifo_engine_valid(chan, false, false); - if (ret && suspend) - return ret; - - nvkm_kmap(inst); - nvkm_wo32(inst, 0x0210, 0x00000000); - nvkm_wo32(inst, 0x0214, 0x00000000); - nvkm_done(inst); - return ret; -} - -int -gv100_fifo_gpfifo_engine_init(struct nvkm_fifo_chan *base, - struct nvkm_engine *engine) -{ - struct gk104_fifo_chan *chan = gk104_fifo_chan(base); - struct gk104_fifo_engn *engn = gk104_fifo_gpfifo_engine(chan, engine); - struct nvkm_gpuobj *inst = chan->base.inst; - - if (engine->subdev.type == NVKM_ENGINE_CE) { - const u64 bar2 = nvkm_memory_bar2(engn->inst->memory); - - nvkm_kmap(inst); - nvkm_wo32(chan->base.inst, 0x220, lower_32_bits(bar2)); - nvkm_wo32(chan->base.inst, 0x224, upper_32_bits(bar2)); - nvkm_done(inst); - - return gv100_fifo_gpfifo_engine_valid(chan, true, true); - } - - nvkm_kmap(inst); - nvkm_wo32(inst, 0x210, lower_32_bits(engn->vma->addr) | 0x00000004); - nvkm_wo32(inst, 0x214, upper_32_bits(engn->vma->addr)); - nvkm_done(inst); - - return gv100_fifo_gpfifo_engine_valid(chan, false, true); -} - -static const struct nvkm_fifo_chan_func -gv100_fifo_gpfifo = { - .dtor = gk104_fifo_gpfifo_dtor, - .init = gk104_fifo_gpfifo_init, - .fini = gk104_fifo_gpfifo_fini, - .ntfy = gf100_fifo_chan_ntfy, - .engine_ctor = gk104_fifo_gpfifo_engine_ctor, - .engine_dtor = gk104_fifo_gpfifo_engine_dtor, - .engine_init = gv100_fifo_gpfifo_engine_init, - .engine_fini = gv100_fifo_gpfifo_engine_fini, - .submit_token = gv100_fifo_gpfifo_submit_token, -}; - -int -gv100_fifo_gpfifo_new_(const struct nvkm_fifo_chan_func *func, - struct gk104_fifo *fifo, u64 *runlists, u16 *chid, - u64 vmm, u64 ioffset, u64 ilength, u64 *inst, bool priv, - u32 *token, const struct nvkm_oclass *oclass, - struct nvkm_object **pobject) -{ - struct gk104_fifo_chan *chan; - int runlist = ffs(*runlists) -1, ret, i; - u64 usermem; - - if (!vmm || runlist < 0 || runlist >= fifo->runlist_nr) - return -EINVAL; - *runlists = BIT_ULL(runlist); - - /* Allocate the channel. */ - if (!(chan = kzalloc(sizeof(*chan), GFP_KERNEL))) - return -ENOMEM; - *pobject = &chan->base.object; - chan->fifo = fifo; - chan->runl = runlist; - INIT_LIST_HEAD(&chan->head); - - ret = nvkm_fifo_chan_ctor(func, &fifo->base, 0x1000, 0x1000, true, vmm, - 0, fifo->runlist[runlist].engm, 1, fifo->user.bar->addr, 0x200, - oclass, &chan->base); - if (ret) - return ret; - - *chid = chan->base.chid; - *inst = chan->base.inst->addr; - *token = chan->base.func->submit_token(&chan->base); - - /* Hack to support GPUs where even individual channels should be - * part of a channel group. - */ - if (fifo->func->cgrp_force) { - if (!(chan->cgrp = kmalloc(sizeof(*chan->cgrp), GFP_KERNEL))) - return -ENOMEM; - chan->cgrp->id = chan->base.chid; - INIT_LIST_HEAD(&chan->cgrp->head); - INIT_LIST_HEAD(&chan->cgrp->chan); - chan->cgrp->chan_nr = 0; - } - - /* Clear channel control registers. */ - usermem = chan->base.chid * 0x200; - ilength = order_base_2(ilength / 8); - - nvkm_kmap(fifo->user.mem); - for (i = 0; i < 0x200; i += 4) - nvkm_wo32(fifo->user.mem, usermem + i, 0x00000000); - nvkm_done(fifo->user.mem); - usermem = nvkm_memory_addr(fifo->user.mem) + usermem; - - /* RAMFC */ - nvkm_kmap(chan->base.inst); - nvkm_wo32(chan->base.inst, 0x008, lower_32_bits(usermem)); - nvkm_wo32(chan->base.inst, 0x00c, upper_32_bits(usermem)); - nvkm_wo32(chan->base.inst, 0x010, 0x0000face); - nvkm_wo32(chan->base.inst, 0x030, 0x7ffff902); - nvkm_wo32(chan->base.inst, 0x048, lower_32_bits(ioffset)); - nvkm_wo32(chan->base.inst, 0x04c, upper_32_bits(ioffset) | - (ilength << 16)); - nvkm_wo32(chan->base.inst, 0x084, 0x20400000); - nvkm_wo32(chan->base.inst, 0x094, 0x30000001); - nvkm_wo32(chan->base.inst, 0x0e4, priv ? 0x00000020 : 0x00000000); - nvkm_wo32(chan->base.inst, 0x0e8, chan->base.chid); - nvkm_wo32(chan->base.inst, 0x0f4, 0x00001000); - nvkm_wo32(chan->base.inst, 0x0f8, 0x10003080); - nvkm_mo32(chan->base.inst, 0x218, 0x00000000, 0x00000000); - nvkm_done(chan->base.inst); - return 0; -} - -int -gv100_fifo_gpfifo_new(struct gk104_fifo *fifo, const struct nvkm_oclass *oclass, - void *data, u32 size, struct nvkm_object **pobject) -{ - struct nvkm_object *parent = oclass->parent; - union { - struct volta_channel_gpfifo_a_v0 v0; - } *args = data; - int ret = -ENOSYS; - - nvif_ioctl(parent, "create channel gpfifo size %d\n", size); - if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { - nvif_ioctl(parent, "create channel gpfifo vers %d vmm %llx " - "ioffset %016llx ilength %08x " - "runlist %016llx priv %d\n", - args->v0.version, args->v0.vmm, args->v0.ioffset, - args->v0.ilength, args->v0.runlist, args->v0.priv); - return gv100_fifo_gpfifo_new_(&gv100_fifo_gpfifo, fifo, - &args->v0.runlist, - &args->v0.chid, - args->v0.vmm, - args->v0.ioffset, - args->v0.ilength, - &args->v0.inst, - args->v0.priv, - &args->v0.token, - oclass, pobject); - } - - return ret; -} |