X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fnouveau%2Fnvkm%2Fengine%2Ffifo%2Fchang84.c;fp=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fnouveau%2Fnvkm%2Fengine%2Ffifo%2Fchang84.c;h=04305241ceed3ad4b84d448b8d6e2fa7d00f35fc;hb=e09b41010ba33a20a87472ee821fa407a5b8da36;hp=0000000000000000000000000000000000000000;hpb=f93b97fd65072de626c074dbe099a1fff05ce060;p=kvmfornfv.git diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c b/kernel/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c new file mode 100644 index 000000000..04305241c --- /dev/null +++ b/kernel/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chang84.c @@ -0,0 +1,285 @@ +/* + * 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 +#include +#include +#include + +#include + +int +g84_fifo_chan_ntfy(struct nvkm_fifo_chan *chan, u32 type, + struct nvkm_event **pevent) +{ + switch (type) { + case G82_CHANNEL_DMA_V0_NTFY_UEVENT: + *pevent = &chan->fifo->uevent; + return 0; + default: + break; + } + return -EINVAL; +} + +static int +g84_fifo_chan_engine(struct nvkm_engine *engine) +{ + switch (engine->subdev.index) { + case NVKM_ENGINE_GR : return 0; + case NVKM_ENGINE_MPEG : + case NVKM_ENGINE_MSPPP : return 1; + case NVKM_ENGINE_CE0 : return 2; + case NVKM_ENGINE_VP : + case NVKM_ENGINE_MSPDEC: return 3; + case NVKM_ENGINE_CIPHER: + case NVKM_ENGINE_SEC : return 4; + case NVKM_ENGINE_BSP : + case NVKM_ENGINE_MSVLD : return 5; + default: + WARN_ON(1); + return 0; + } +} + +static int +g84_fifo_chan_engine_addr(struct nvkm_engine *engine) +{ + switch (engine->subdev.index) { + case NVKM_ENGINE_DMAOBJ: + case NVKM_ENGINE_SW : return -1; + case NVKM_ENGINE_GR : return 0x0020; + case NVKM_ENGINE_VP : + case NVKM_ENGINE_MSPDEC: return 0x0040; + case NVKM_ENGINE_MPEG : + case NVKM_ENGINE_MSPPP : return 0x0060; + case NVKM_ENGINE_BSP : + case NVKM_ENGINE_MSVLD : return 0x0080; + case NVKM_ENGINE_CIPHER: + case NVKM_ENGINE_SEC : return 0x00a0; + case NVKM_ENGINE_CE0 : return 0x00c0; + default: + WARN_ON(1); + return -1; + } +} + +static int +g84_fifo_chan_engine_fini(struct nvkm_fifo_chan *base, + struct nvkm_engine *engine, bool suspend) +{ + struct nv50_fifo_chan *chan = nv50_fifo_chan(base); + struct nv50_fifo *fifo = chan->fifo; + struct nvkm_subdev *subdev = &fifo->base.engine.subdev; + struct nvkm_device *device = subdev->device; + u32 engn, save; + int offset; + bool done; + + offset = g84_fifo_chan_engine_addr(engine); + if (offset < 0) + return 0; + + engn = g84_fifo_chan_engine(engine); + save = nvkm_mask(device, 0x002520, 0x0000003f, 1 << engn); + nvkm_wr32(device, 0x0032fc, chan->base.inst->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, chan->base.object.client->name); + if (suspend) + return -EBUSY; + } + + nvkm_kmap(chan->eng); + nvkm_wo32(chan->eng, offset + 0x00, 0x00000000); + nvkm_wo32(chan->eng, offset + 0x04, 0x00000000); + nvkm_wo32(chan->eng, offset + 0x08, 0x00000000); + nvkm_wo32(chan->eng, offset + 0x0c, 0x00000000); + nvkm_wo32(chan->eng, offset + 0x10, 0x00000000); + nvkm_wo32(chan->eng, offset + 0x14, 0x00000000); + nvkm_done(chan->eng); + return 0; +} + + +int +g84_fifo_chan_engine_init(struct nvkm_fifo_chan *base, + struct nvkm_engine *engine) +{ + struct nv50_fifo_chan *chan = nv50_fifo_chan(base); + struct nvkm_gpuobj *engn = chan->engn[engine->subdev.index]; + u64 limit, start; + int offset; + + offset = g84_fifo_chan_engine_addr(engine); + if (offset < 0) + return 0; + limit = engn->addr + engn->size - 1; + start = engn->addr; + + nvkm_kmap(chan->eng); + nvkm_wo32(chan->eng, offset + 0x00, 0x00190000); + nvkm_wo32(chan->eng, offset + 0x04, lower_32_bits(limit)); + nvkm_wo32(chan->eng, offset + 0x08, lower_32_bits(start)); + nvkm_wo32(chan->eng, offset + 0x0c, upper_32_bits(limit) << 24 | + upper_32_bits(start)); + nvkm_wo32(chan->eng, offset + 0x10, 0x00000000); + nvkm_wo32(chan->eng, offset + 0x14, 0x00000000); + nvkm_done(chan->eng); + return 0; +} + +static int +g84_fifo_chan_engine_ctor(struct nvkm_fifo_chan *base, + struct nvkm_engine *engine, + struct nvkm_object *object) +{ + struct nv50_fifo_chan *chan = nv50_fifo_chan(base); + int engn = engine->subdev.index; + + if (g84_fifo_chan_engine_addr(engine) < 0) + return 0; + + return nvkm_object_bind(object, NULL, 0, &chan->engn[engn]); +} + +int +g84_fifo_chan_object_ctor(struct nvkm_fifo_chan *base, + struct nvkm_object *object) +{ + struct nv50_fifo_chan *chan = nv50_fifo_chan(base); + u32 handle = object->handle; + u32 context; + + switch (object->engine->subdev.index) { + case NVKM_ENGINE_DMAOBJ: + case NVKM_ENGINE_SW : context = 0x00000000; break; + case NVKM_ENGINE_GR : context = 0x00100000; break; + case NVKM_ENGINE_MPEG : + case NVKM_ENGINE_MSPPP : context = 0x00200000; break; + case NVKM_ENGINE_ME : + case NVKM_ENGINE_CE0 : context = 0x00300000; break; + case NVKM_ENGINE_VP : + case NVKM_ENGINE_MSPDEC: context = 0x00400000; break; + case NVKM_ENGINE_CIPHER: + case NVKM_ENGINE_SEC : + case NVKM_ENGINE_VIC : context = 0x00500000; break; + case NVKM_ENGINE_BSP : + case NVKM_ENGINE_MSVLD : context = 0x00600000; break; + default: + WARN_ON(1); + return -EINVAL; + } + + return nvkm_ramht_insert(chan->ramht, object, 0, 4, handle, context); +} + +static void +g84_fifo_chan_init(struct nvkm_fifo_chan *base) +{ + struct nv50_fifo_chan *chan = nv50_fifo_chan(base); + struct nv50_fifo *fifo = chan->fifo; + struct nvkm_device *device = fifo->base.engine.subdev.device; + u64 addr = chan->ramfc->addr >> 8; + u32 chid = chan->base.chid; + + nvkm_wr32(device, 0x002600 + (chid * 4), 0x80000000 | addr); + nv50_fifo_runlist_update(fifo); +} + +static const struct nvkm_fifo_chan_func +g84_fifo_chan_func = { + .dtor = nv50_fifo_chan_dtor, + .init = g84_fifo_chan_init, + .fini = nv50_fifo_chan_fini, + .ntfy = g84_fifo_chan_ntfy, + .engine_ctor = g84_fifo_chan_engine_ctor, + .engine_dtor = nv50_fifo_chan_engine_dtor, + .engine_init = g84_fifo_chan_engine_init, + .engine_fini = g84_fifo_chan_engine_fini, + .object_ctor = g84_fifo_chan_object_ctor, + .object_dtor = nv50_fifo_chan_object_dtor, +}; + +int +g84_fifo_chan_ctor(struct nv50_fifo *fifo, u64 vm, u64 push, + const struct nvkm_oclass *oclass, + struct nv50_fifo_chan *chan) +{ + struct nvkm_device *device = fifo->base.engine.subdev.device; + int ret; + + ret = nvkm_fifo_chan_ctor(&g84_fifo_chan_func, &fifo->base, + 0x10000, 0x1000, false, vm, push, + (1ULL << NVKM_ENGINE_BSP) | + (1ULL << NVKM_ENGINE_CE0) | + (1ULL << NVKM_ENGINE_CIPHER) | + (1ULL << NVKM_ENGINE_DMAOBJ) | + (1ULL << NVKM_ENGINE_GR) | + (1ULL << NVKM_ENGINE_ME) | + (1ULL << NVKM_ENGINE_MPEG) | + (1ULL << NVKM_ENGINE_MSPDEC) | + (1ULL << NVKM_ENGINE_MSPPP) | + (1ULL << NVKM_ENGINE_MSVLD) | + (1ULL << NVKM_ENGINE_SEC) | + (1ULL << NVKM_ENGINE_SW) | + (1ULL << NVKM_ENGINE_VIC) | + (1ULL << NVKM_ENGINE_VP), + 0, 0xc00000, 0x2000, oclass, &chan->base); + chan->fifo = fifo; + if (ret) + return ret; + + ret = nvkm_gpuobj_new(device, 0x0200, 0, true, chan->base.inst, + &chan->eng); + if (ret) + return ret; + + ret = nvkm_gpuobj_new(device, 0x4000, 0, false, chan->base.inst, + &chan->pgd); + if (ret) + return ret; + + ret = nvkm_gpuobj_new(device, 0x1000, 0x400, true, chan->base.inst, + &chan->cache); + if (ret) + return ret; + + ret = nvkm_gpuobj_new(device, 0x100, 0x100, true, chan->base.inst, + &chan->ramfc); + if (ret) + return ret; + + ret = nvkm_ramht_new(device, 0x8000, 16, chan->base.inst, &chan->ramht); + if (ret) + return ret; + + return nvkm_vm_ref(chan->base.vm, &chan->vm, chan->pgd); +}