diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c new file mode 100644 index 000000000000..b4fd26d8f166 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nv84.c @@ -0,0 +1,420 @@ +/* + * 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 <core/os.h> +#include <core/client.h> +#include <core/engctx.h> +#include <core/ramht.h> +#include <core/class.h> +#include <core/math.h> + +#include <subdev/timer.h> +#include <subdev/bar.h> + +#include <engine/dmaobj.h> +#include <engine/fifo.h> + +#include "nv50.h" + +/******************************************************************************* + * FIFO channel objects + ******************************************************************************/ + +static int +nv84_fifo_context_attach(struct nouveau_object *parent, + struct nouveau_object *object) +{ + struct nouveau_bar *bar = nouveau_bar(parent); + struct nv50_fifo_base *base = (void *)parent->parent; + struct nouveau_gpuobj *ectx = (void *)object; + u64 limit = ectx->addr + ectx->size - 1; + u64 start = ectx->addr; + u32 addr; + + switch (nv_engidx(object->engine)) { + case NVDEV_ENGINE_SW : return 0; + case NVDEV_ENGINE_GR : addr = 0x0020; break; + case NVDEV_ENGINE_MPEG : addr = 0x0060; break; + case NVDEV_ENGINE_CRYPT: addr = 0x00a0; break; + case NVDEV_ENGINE_COPY0: addr = 0x00c0; break; + default: + return -EINVAL; + } + + nv_engctx(ectx)->addr = nv_gpuobj(base)->addr >> 12; + nv_wo32(base->eng, addr + 0x00, 0x00190000); + nv_wo32(base->eng, addr + 0x04, lower_32_bits(limit)); + nv_wo32(base->eng, addr + 0x08, lower_32_bits(start)); + nv_wo32(base->eng, addr + 0x0c, upper_32_bits(limit) << 24 | + upper_32_bits(start)); + nv_wo32(base->eng, addr + 0x10, 0x00000000); + nv_wo32(base->eng, addr + 0x14, 0x00000000); + bar->flush(bar); + return 0; +} + +static int +nv84_fifo_context_detach(struct nouveau_object *parent, bool suspend, + struct nouveau_object *object) +{ + struct nouveau_bar *bar = nouveau_bar(parent); + struct nv50_fifo_priv *priv = (void *)parent->engine; + struct nv50_fifo_base *base = (void *)parent->parent; + struct nv50_fifo_chan *chan = (void *)parent; + u32 addr, save, engn; + bool done; + + switch (nv_engidx(object->engine)) { + case NVDEV_ENGINE_SW : return 0; + case NVDEV_ENGINE_GR : engn = 0; addr = 0x0020; break; + case NVDEV_ENGINE_MPEG : engn = 1; addr = 0x0060; break; + case NVDEV_ENGINE_CRYPT: engn = 4; addr = 0x00a0; break; + case NVDEV_ENGINE_COPY0: engn = 2; addr = 0x00c0; break; + default: + return -EINVAL; + } + + nv_wo32(base->eng, addr + 0x00, 0x00000000); + nv_wo32(base->eng, addr + 0x04, 0x00000000); + nv_wo32(base->eng, addr + 0x08, 0x00000000); + nv_wo32(base->eng, addr + 0x0c, 0x00000000); + nv_wo32(base->eng, addr + 0x10, 0x00000000); + nv_wo32(base->eng, addr + 0x14, 0x00000000); + bar->flush(bar); + + save = nv_mask(priv, 0x002520, 0x0000003f, 1 << engn); + nv_wr32(priv, 0x0032fc, nv_gpuobj(base)->addr >> 12); + done = nv_wait_ne(priv, 0x0032fc, 0xffffffff, 0xffffffff); + nv_wr32(priv, 0x002520, save); + if (!done) { + nv_error(priv, "channel %d unload timeout\n", chan->base.chid); + if (suspend) + return -EBUSY; + } + return 0; +} + +static int +nv84_fifo_object_attach(struct nouveau_object *parent, + struct nouveau_object *object, u32 handle) +{ + struct nv50_fifo_chan *chan = (void *)parent; + u32 context; + + if (nv_iclass(object, NV_GPUOBJ_CLASS)) + context = nv_gpuobj(object)->node->offset >> 4; + else + context = 0x00000004; /* just non-zero */ + + switch (nv_engidx(object->engine)) { + case NVDEV_ENGINE_DMAOBJ: + case NVDEV_ENGINE_SW : context |= 0x00000000; break; + case NVDEV_ENGINE_GR : context |= 0x00100000; break; + case NVDEV_ENGINE_MPEG : + case NVDEV_ENGINE_PPP : context |= 0x00200000; break; + case NVDEV_ENGINE_ME : + case NVDEV_ENGINE_COPY0 : context |= 0x00300000; break; + case NVDEV_ENGINE_VP : context |= 0x00400000; break; + case NVDEV_ENGINE_CRYPT : + case NVDEV_ENGINE_UNK1C1: context |= 0x00500000; break; + case NVDEV_ENGINE_BSP : context |= 0x00600000; break; + default: + return -EINVAL; + } + + return nouveau_ramht_insert(chan->ramht, 0, handle, context); +} + +static int +nv84_fifo_chan_ctor_dma(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nouveau_bar *bar = nouveau_bar(parent); + struct nv50_fifo_base *base = (void *)parent; + struct nv50_fifo_chan *chan; + struct nv03_channel_dma_class *args = data; + int ret; + + if (size < sizeof(*args)) + return -EINVAL; + + ret = nouveau_fifo_channel_create(parent, engine, oclass, 0, 0xc00000, + 0x2000, args->pushbuf, + (1 << NVDEV_ENGINE_DMAOBJ) | + (1 << NVDEV_ENGINE_SW) | + (1 << NVDEV_ENGINE_GR) | + (1 << NVDEV_ENGINE_MPEG) | + (1 << NVDEV_ENGINE_ME) | + (1 << NVDEV_ENGINE_VP) | + (1 << NVDEV_ENGINE_CRYPT) | + (1 << NVDEV_ENGINE_BSP) | + (1 << NVDEV_ENGINE_PPP) | + (1 << NVDEV_ENGINE_COPY0) | + (1 << NVDEV_ENGINE_UNK1C1), &chan); + *pobject = nv_object(chan); + if (ret) + return ret; + + ret = nouveau_ramht_new(parent, parent, 0x8000, 16, &chan->ramht); + if (ret) + return ret; + + nv_parent(chan)->context_attach = nv84_fifo_context_attach; + nv_parent(chan)->context_detach = nv84_fifo_context_detach; + nv_parent(chan)->object_attach = nv84_fifo_object_attach; + nv_parent(chan)->object_detach = nv50_fifo_object_detach; + + nv_wo32(base->ramfc, 0x08, lower_32_bits(args->offset)); + nv_wo32(base->ramfc, 0x0c, upper_32_bits(args->offset)); + nv_wo32(base->ramfc, 0x10, lower_32_bits(args->offset)); + nv_wo32(base->ramfc, 0x14, upper_32_bits(args->offset)); + nv_wo32(base->ramfc, 0x3c, 0x003f6078); + nv_wo32(base->ramfc, 0x44, 0x01003fff); + nv_wo32(base->ramfc, 0x48, chan->base.pushgpu->node->offset >> 4); + nv_wo32(base->ramfc, 0x4c, 0xffffffff); + nv_wo32(base->ramfc, 0x60, 0x7fffffff); + nv_wo32(base->ramfc, 0x78, 0x00000000); + nv_wo32(base->ramfc, 0x7c, 0x30000001); + nv_wo32(base->ramfc, 0x80, ((chan->ramht->bits - 9) << 27) | + (4 << 24) /* SEARCH_FULL */ | + (chan->ramht->base.node->offset >> 4)); + nv_wo32(base->ramfc, 0x88, base->cache->addr >> 10); + nv_wo32(base->ramfc, 0x98, nv_gpuobj(base)->addr >> 12); + bar->flush(bar); + return 0; +} + +static int +nv84_fifo_chan_ctor_ind(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nouveau_bar *bar = nouveau_bar(parent); + struct nv50_fifo_base *base = (void *)parent; + struct nv50_fifo_chan *chan; + struct nv50_channel_ind_class *args = data; + u64 ioffset, ilength; + int ret; + + if (size < sizeof(*args)) + return -EINVAL; + + ret = nouveau_fifo_channel_create(parent, engine, oclass, 0, 0xc00000, + 0x2000, args->pushbuf, + (1 << NVDEV_ENGINE_DMAOBJ) | + (1 << NVDEV_ENGINE_SW) | + (1 << NVDEV_ENGINE_GR) | + (1 << NVDEV_ENGINE_MPEG) | + (1 << NVDEV_ENGINE_ME) | + (1 << NVDEV_ENGINE_VP) | + (1 << NVDEV_ENGINE_CRYPT) | + (1 << NVDEV_ENGINE_BSP) | + (1 << NVDEV_ENGINE_PPP) | + (1 << NVDEV_ENGINE_COPY0) | + (1 << NVDEV_ENGINE_UNK1C1), &chan); + *pobject = nv_object(chan); + if (ret) + return ret; + + ret = nouveau_ramht_new(parent, parent, 0x8000, 16, &chan->ramht); + if (ret) + return ret; + + nv_parent(chan)->context_attach = nv84_fifo_context_attach; + nv_parent(chan)->context_detach = nv84_fifo_context_detach; + nv_parent(chan)->object_attach = nv84_fifo_object_attach; + nv_parent(chan)->object_detach = nv50_fifo_object_detach; + + ioffset = args->ioffset; + ilength = log2i(args->ilength / 8); + + nv_wo32(base->ramfc, 0x3c, 0x403f6078); + nv_wo32(base->ramfc, 0x44, 0x01003fff); + nv_wo32(base->ramfc, 0x48, chan->base.pushgpu->node->offset >> 4); + nv_wo32(base->ramfc, 0x50, lower_32_bits(ioffset)); + nv_wo32(base->ramfc, 0x54, upper_32_bits(ioffset) | (ilength << 16)); + nv_wo32(base->ramfc, 0x60, 0x7fffffff); + nv_wo32(base->ramfc, 0x78, 0x00000000); + nv_wo32(base->ramfc, 0x7c, 0x30000001); + nv_wo32(base->ramfc, 0x80, ((chan->ramht->bits - 9) << 27) | + (4 << 24) /* SEARCH_FULL */ | + (chan->ramht->base.node->offset >> 4)); + nv_wo32(base->ramfc, 0x88, base->cache->addr >> 10); + nv_wo32(base->ramfc, 0x98, nv_gpuobj(base)->addr >> 12); + bar->flush(bar); + return 0; +} + +static int +nv84_fifo_chan_init(struct nouveau_object *object) +{ + struct nv50_fifo_priv *priv = (void *)object->engine; + struct nv50_fifo_base *base = (void *)object->parent; + struct nv50_fifo_chan *chan = (void *)object; + struct nouveau_gpuobj *ramfc = base->ramfc; + u32 chid = chan->base.chid; + int ret; + + ret = nouveau_fifo_channel_init(&chan->base); + if (ret) + return ret; + + nv_wr32(priv, 0x002600 + (chid * 4), 0x80000000 | ramfc->addr >> 8); + nv50_fifo_playlist_update(priv); + return 0; +} + +static struct nouveau_ofuncs +nv84_fifo_ofuncs_dma = { + .ctor = nv84_fifo_chan_ctor_dma, + .dtor = nv50_fifo_chan_dtor, + .init = nv84_fifo_chan_init, + .fini = nv50_fifo_chan_fini, + .rd32 = _nouveau_fifo_channel_rd32, + .wr32 = _nouveau_fifo_channel_wr32, +}; + +static struct nouveau_ofuncs +nv84_fifo_ofuncs_ind = { + .ctor = nv84_fifo_chan_ctor_ind, + .dtor = nv50_fifo_chan_dtor, + .init = nv84_fifo_chan_init, + .fini = nv50_fifo_chan_fini, + .rd32 = _nouveau_fifo_channel_rd32, + .wr32 = _nouveau_fifo_channel_wr32, +}; + +static struct nouveau_oclass +nv84_fifo_sclass[] = { + { NV84_CHANNEL_DMA_CLASS, &nv84_fifo_ofuncs_dma }, + { NV84_CHANNEL_IND_CLASS, &nv84_fifo_ofuncs_ind }, + {} +}; + +/******************************************************************************* + * FIFO context - basically just the instmem reserved for the channel + ******************************************************************************/ + +static int +nv84_fifo_context_ctor(struct nouveau_object *parent, + struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv50_fifo_base *base; + int ret; + + ret = nouveau_fifo_context_create(parent, engine, oclass, NULL, 0x10000, + 0x1000, NVOBJ_FLAG_HEAP, &base); + *pobject = nv_object(base); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(parent, nv_object(base), 0x0200, 0, + NVOBJ_FLAG_ZERO_ALLOC, &base->eng); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(parent, nv_object(base), 0x4000, 0, + 0, &base->pgd); + if (ret) + return ret; + + ret = nouveau_vm_ref(nouveau_client(parent)->vm, &base->vm, base->pgd); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(parent, nv_object(base), 0x1000, 0x400, + NVOBJ_FLAG_ZERO_ALLOC, &base->cache); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(parent, nv_object(base), 0x0100, 0x100, + NVOBJ_FLAG_ZERO_ALLOC, &base->ramfc); + if (ret) + return ret; + + return 0; +} + +static struct nouveau_oclass +nv84_fifo_cclass = { + .handle = NV_ENGCTX(FIFO, 0x84), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv84_fifo_context_ctor, + .dtor = nv50_fifo_context_dtor, + .init = _nouveau_fifo_context_init, + .fini = _nouveau_fifo_context_fini, + .rd32 = _nouveau_fifo_context_rd32, + .wr32 = _nouveau_fifo_context_wr32, + }, +}; + +/******************************************************************************* + * PFIFO engine + ******************************************************************************/ + +static int +nv84_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) +{ + struct nv50_fifo_priv *priv; + int ret; + + ret = nouveau_fifo_create(parent, engine, oclass, 1, 127, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(parent, NULL, 128 * 4, 0x1000, 0, + &priv->playlist[0]); + if (ret) + return ret; + + ret = nouveau_gpuobj_new(parent, NULL, 128 * 4, 0x1000, 0, + &priv->playlist[1]); + if (ret) + return ret; + + nv_subdev(priv)->unit = 0x00000100; + nv_subdev(priv)->intr = nv04_fifo_intr; + nv_engine(priv)->cclass = &nv84_fifo_cclass; + nv_engine(priv)->sclass = nv84_fifo_sclass; + return 0; +} + +struct nouveau_oclass +nv84_fifo_oclass = { + .handle = NV_ENGINE(FIFO, 0x84), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv84_fifo_ctor, + .dtor = nv50_fifo_dtor, + .init = nv50_fifo_init, + .fini = _nouveau_fifo_fini, + }, +}; |