diff options
Diffstat (limited to 'drm/nouveau/nvkm/engine/fifo/gpfifogk104.c')
| -rw-r--r-- | drm/nouveau/nvkm/engine/fifo/gpfifogk104.c | 357 |
1 files changed, 357 insertions, 0 deletions
diff --git a/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c b/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c new file mode 100644 index 000000000..264c9705b --- /dev/null +++ b/drm/nouveau/nvkm/engine/fifo/gpfifogk104.c @@ -0,0 +1,357 @@ +/* + * 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 "changk104.h" + +#include <core/client.h> +#include <subdev/fb.h> +#include <subdev/mmu.h> +#include <subdev/timer.h> + +#include <nvif/class.h> +#include <nvif/unpack.h> + +#define _(a,b) { (a), ((1ULL << (a)) | (b)) } +static const struct { + u64 subdev; + u64 mask; +} fifo_engine[] = { + _(NVDEV_ENGINE_GR , (1ULL << NVDEV_ENGINE_SW) | + (1ULL << NVDEV_ENGINE_CE2)), + _(NVDEV_ENGINE_MSPDEC , 0), + _(NVDEV_ENGINE_MSPPP , 0), + _(NVDEV_ENGINE_MSVLD , 0), + _(NVDEV_ENGINE_CE0 , 0), + _(NVDEV_ENGINE_CE1 , 0), + _(NVDEV_ENGINE_MSENC , 0), +}; +#undef _ +#define FIFO_ENGINE_NR ARRAY_SIZE(fifo_engine) + +static int +gk104_fifo_chan_kick(struct gk104_fifo_chan *chan) +{ + struct nvkm_object *obj = (void *)chan; + struct gk104_fifo *fifo = (void *)obj->engine; + struct nvkm_subdev *subdev = &fifo->base.engine.subdev; + struct nvkm_device *device = subdev->device; + + nvkm_wr32(device, 0x002634, chan->base.chid); + if (nvkm_msec(device, 2000, + if (!(nvkm_rd32(device, 0x002634) & 0x00100000)) + break; + ) < 0) { + nvkm_error(subdev, "channel %d [%s] kick timeout\n", + chan->base.chid, nvkm_client_name(chan)); + return -EBUSY; + } + + return 0; +} + +static int +gk104_fifo_context_detach(struct nvkm_object *parent, bool suspend, + struct nvkm_object *object) +{ + struct gk104_fifo_base *base = (void *)parent->parent; + struct gk104_fifo_chan *chan = (void *)parent; + struct nvkm_gpuobj *engn = &base->base.gpuobj; + u32 addr; + int ret; + + switch (nv_engidx(object->engine)) { + case NVDEV_ENGINE_SW : return 0; + case NVDEV_ENGINE_CE0 : + case NVDEV_ENGINE_CE1 : + case NVDEV_ENGINE_CE2 : addr = 0x0000; break; + case NVDEV_ENGINE_GR : addr = 0x0210; break; + case NVDEV_ENGINE_MSVLD : addr = 0x0270; break; + case NVDEV_ENGINE_MSPDEC: addr = 0x0250; break; + case NVDEV_ENGINE_MSPPP : addr = 0x0260; break; + default: + return -EINVAL; + } + + ret = gk104_fifo_chan_kick(chan); + if (ret && suspend) + return ret; + + if (addr) { + nvkm_kmap(engn); + nvkm_wo32(engn, addr + 0x00, 0x00000000); + nvkm_wo32(engn, addr + 0x04, 0x00000000); + nvkm_done(engn); + } + + return 0; +} + +static int +gk104_fifo_context_attach(struct nvkm_object *parent, + struct nvkm_object *object) +{ + struct gk104_fifo_base *base = (void *)parent->parent; + struct nvkm_gpuobj *engn = &base->base.gpuobj; + struct nvkm_engctx *ectx = (void *)object; + u32 addr; + int ret; + + switch (nv_engidx(object->engine)) { + case NVDEV_ENGINE_SW : + return 0; + case NVDEV_ENGINE_CE0: + case NVDEV_ENGINE_CE1: + case NVDEV_ENGINE_CE2: + nv_engctx(ectx)->addr = nv_gpuobj(base)->addr >> 12; + return 0; + case NVDEV_ENGINE_GR : addr = 0x0210; break; + case NVDEV_ENGINE_MSVLD : addr = 0x0270; break; + case NVDEV_ENGINE_MSPDEC: addr = 0x0250; break; + case NVDEV_ENGINE_MSPPP : addr = 0x0260; break; + default: + return -EINVAL; + } + + if (!ectx->vma.node) { + ret = nvkm_gpuobj_map(nv_gpuobj(ectx), base->vm, + NV_MEM_ACCESS_RW, &ectx->vma); + if (ret) + return ret; + + nv_engctx(ectx)->addr = nv_gpuobj(base)->addr >> 12; + } + + nvkm_kmap(engn); + nvkm_wo32(engn, addr + 0x00, lower_32_bits(ectx->vma.offset) | 4); + nvkm_wo32(engn, addr + 0x04, upper_32_bits(ectx->vma.offset)); + nvkm_done(engn); + return 0; +} + +static int +gk104_fifo_chan_fini(struct nvkm_object *object, bool suspend) +{ + struct gk104_fifo *fifo = (void *)object->engine; + struct gk104_fifo_chan *chan = (void *)object; + struct nvkm_device *device = fifo->base.engine.subdev.device; + u32 chid = chan->base.chid; + + if (chan->state == RUNNING && (chan->state = STOPPED) == STOPPED) { + nvkm_mask(device, 0x800004 + (chid * 8), 0x00000800, 0x00000800); + gk104_fifo_runlist_update(fifo, chan->engine); + } + + nvkm_wr32(device, 0x800000 + (chid * 8), 0x00000000); + return nvkm_fifo_channel_fini(&chan->base, suspend); +} + +static int +gk104_fifo_chan_init(struct nvkm_object *object) +{ + struct nvkm_gpuobj *base = nv_gpuobj(object->parent); + struct gk104_fifo *fifo = (void *)object->engine; + struct gk104_fifo_chan *chan = (void *)object; + 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_mask(device, 0x800004 + (chid * 8), 0x000f0000, chan->engine << 16); + nvkm_wr32(device, 0x800000 + (chid * 8), 0x80000000 | base->addr >> 12); + + if (chan->state == STOPPED && (chan->state = RUNNING) == RUNNING) { + nvkm_mask(device, 0x800004 + (chid * 8), 0x00000400, 0x00000400); + gk104_fifo_runlist_update(fifo, chan->engine); + nvkm_mask(device, 0x800004 + (chid * 8), 0x00000400, 0x00000400); + } + + return 0; +} + +static int +gk104_fifo_chan_ctor(struct nvkm_object *parent, struct nvkm_object *engine, + struct nvkm_oclass *oclass, void *data, u32 size, + struct nvkm_object **pobject) +{ + union { + struct kepler_channel_gpfifo_a_v0 v0; + } *args = data; + struct gk104_fifo *fifo = (void *)engine; + struct gk104_fifo_base *base = (void *)parent; + struct gk104_fifo_chan *chan; + struct nvkm_gpuobj *ramfc = &base->base.gpuobj; + u64 usermem, ioffset, ilength; + u32 engines; + int ret, i; + + nvif_ioctl(parent, "create channel gpfifo size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nvif_ioctl(parent, "create channel gpfifo vers %d vm %llx" + "ioffset %016llx ilength %08x engine %08x\n", + args->v0.version, args->v0.vm, args->v0.ioffset, + args->v0.ilength, args->v0.engine); + if (args->v0.vm) + return -ENOENT; + } else + return ret; + + for (i = 0, engines = 0; i < FIFO_ENGINE_NR; i++) { + if (!nvkm_engine(parent, fifo_engine[i].subdev)) + continue; + engines |= (1 << i); + } + + if (!args->v0.engine) { + static struct nvkm_oclass oclass = { + .ofuncs = &nvkm_object_ofuncs, + }; + args->v0.engine = engines; + return nvkm_object_old(parent, engine, &oclass, NULL, 0, pobject); + } + + engines &= args->v0.engine; + if (!engines) { + nvif_ioctl(parent, "unsupported engines %08x\n", + args->v0.engine); + return -ENODEV; + } + i = __ffs(engines); + + ret = nvkm_fifo_channel_create(parent, engine, oclass, 1, + fifo->user.bar.offset, 0x200, 0, + fifo_engine[i].mask, &chan); + *pobject = nv_object(chan); + if (ret) + return ret; + + chan->base.inst = base->base.gpuobj.addr; + args->v0.chid = chan->base.chid; + + nv_parent(chan)->context_attach = gk104_fifo_context_attach; + nv_parent(chan)->context_detach = gk104_fifo_context_detach; + chan->engine = i; + + usermem = chan->base.chid * 0x200; + ioffset = args->v0.ioffset; + ilength = order_base_2(args->v0.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; + + nvkm_kmap(ramfc); + nvkm_wo32(ramfc, 0x08, lower_32_bits(usermem)); + nvkm_wo32(ramfc, 0x0c, upper_32_bits(usermem)); + nvkm_wo32(ramfc, 0x10, 0x0000face); + nvkm_wo32(ramfc, 0x30, 0xfffff902); + nvkm_wo32(ramfc, 0x48, lower_32_bits(ioffset)); + nvkm_wo32(ramfc, 0x4c, upper_32_bits(ioffset) | (ilength << 16)); + nvkm_wo32(ramfc, 0x84, 0x20400000); + nvkm_wo32(ramfc, 0x94, 0x30000001); + nvkm_wo32(ramfc, 0x9c, 0x00000100); + nvkm_wo32(ramfc, 0xac, 0x0000001f); + nvkm_wo32(ramfc, 0xe8, chan->base.chid); + nvkm_wo32(ramfc, 0xb8, 0xf8000000); + nvkm_wo32(ramfc, 0xf8, 0x10003080); /* 0x002310 */ + nvkm_wo32(ramfc, 0xfc, 0x10000010); /* 0x002350 */ + nvkm_done(ramfc); + return 0; +} + +struct nvkm_ofuncs +gk104_fifo_chan_ofuncs = { + .ctor = gk104_fifo_chan_ctor, + .dtor = _nvkm_fifo_channel_dtor, + .init = gk104_fifo_chan_init, + .fini = gk104_fifo_chan_fini, + .map = _nvkm_fifo_channel_map, + .rd32 = _nvkm_fifo_channel_rd32, + .wr32 = _nvkm_fifo_channel_wr32, + .ntfy = _nvkm_fifo_channel_ntfy +}; + +struct nvkm_oclass +gk104_fifo_sclass[] = { + { KEPLER_CHANNEL_GPFIFO_A, &gk104_fifo_chan_ofuncs }, + {} +}; + +static int +gk104_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 gk104_fifo_base *base; + int ret; + + ret = nvkm_fifo_context_create(parent, engine, oclass, NULL, 0x1000, + 0x1000, NVOBJ_FLAG_ZERO_ALLOC, &base); + *pobject = nv_object(base); + if (ret) + return ret; + + ret = nvkm_gpuobj_new(device, 0x10000, 0x1000, false, NULL, &base->pgd); + if (ret) + return ret; + + nvkm_kmap(&base->base.gpuobj); + nvkm_wo32(&base->base.gpuobj, 0x0200, lower_32_bits(base->pgd->addr)); + nvkm_wo32(&base->base.gpuobj, 0x0204, upper_32_bits(base->pgd->addr)); + nvkm_wo32(&base->base.gpuobj, 0x0208, 0xffffffff); + nvkm_wo32(&base->base.gpuobj, 0x020c, 0x000000ff); + nvkm_done(&base->base.gpuobj); + + ret = nvkm_vm_ref(nvkm_client(parent)->vm, &base->vm, base->pgd); + if (ret) + return ret; + + return 0; +} + +static void +gk104_fifo_context_dtor(struct nvkm_object *object) +{ + struct gk104_fifo_base *base = (void *)object; + nvkm_vm_ref(NULL, &base->vm, base->pgd); + nvkm_gpuobj_del(&base->pgd); + nvkm_fifo_context_destroy(&base->base); +} + +struct nvkm_oclass +gk104_fifo_cclass = { + .handle = NV_ENGCTX(FIFO, 0xe0), + .ofuncs = &(struct nvkm_ofuncs) { + .ctor = gk104_fifo_context_ctor, + .dtor = gk104_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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