diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c | 656 |
1 files changed, 0 insertions, 656 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c deleted file mode 100644 index 1931057f9962..000000000000 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c +++ /dev/null @@ -1,656 +0,0 @@ -/* - * 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/client.h> -#include <nvif/unpack.h> -#include <nvif/class.h> -#include <core/engctx.h> -#include <core/namedb.h> -#include <core/handle.h> -#include <core/ramht.h> -#include <core/event.h> - -#include <subdev/instmem.h> -#include <subdev/instmem/nv04.h> -#include <subdev/timer.h> -#include <subdev/fb.h> - -#include <engine/fifo.h> - -#include "nv04.h" - -static struct ramfc_desc -nv04_ramfc[] = { - { 32, 0, 0x00, 0, NV04_PFIFO_CACHE1_DMA_PUT }, - { 32, 0, 0x04, 0, NV04_PFIFO_CACHE1_DMA_GET }, - { 16, 0, 0x08, 0, NV04_PFIFO_CACHE1_DMA_INSTANCE }, - { 16, 16, 0x08, 0, NV04_PFIFO_CACHE1_DMA_DCOUNT }, - { 32, 0, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_STATE }, - { 32, 0, 0x10, 0, NV04_PFIFO_CACHE1_DMA_FETCH }, - { 32, 0, 0x14, 0, NV04_PFIFO_CACHE1_ENGINE }, - { 32, 0, 0x18, 0, NV04_PFIFO_CACHE1_PULL1 }, - {} -}; - -/******************************************************************************* - * FIFO channel objects - ******************************************************************************/ - -int -nv04_fifo_object_attach(struct nouveau_object *parent, - struct nouveau_object *object, u32 handle) -{ - struct nv04_fifo_priv *priv = (void *)parent->engine; - struct nv04_fifo_chan *chan = (void *)parent; - u32 context, chid = chan->base.chid; - int ret; - - if (nv_iclass(object, NV_GPUOBJ_CLASS)) - context = nv_gpuobj(object)->addr >> 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 |= 0x00010000; - break; - case NVDEV_ENGINE_MPEG: - context |= 0x00020000; - break; - default: - return -EINVAL; - } - - context |= 0x80000000; /* valid */ - context |= chid << 24; - - mutex_lock(&nv_subdev(priv)->mutex); - ret = nouveau_ramht_insert(priv->ramht, chid, handle, context); - mutex_unlock(&nv_subdev(priv)->mutex); - return ret; -} - -void -nv04_fifo_object_detach(struct nouveau_object *parent, int cookie) -{ - struct nv04_fifo_priv *priv = (void *)parent->engine; - mutex_lock(&nv_subdev(priv)->mutex); - nouveau_ramht_remove(priv->ramht, cookie); - mutex_unlock(&nv_subdev(priv)->mutex); -} - -int -nv04_fifo_context_attach(struct nouveau_object *parent, - struct nouveau_object *object) -{ - nv_engctx(object)->addr = nouveau_fifo_chan(parent)->chid; - return 0; -} - -static int -nv04_fifo_chan_ctor(struct nouveau_object *parent, - struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - union { - struct nv03_channel_dma_v0 v0; - } *args = data; - struct nv04_fifo_priv *priv = (void *)engine; - struct nv04_fifo_chan *chan; - int ret; - - nv_ioctl(parent, "create channel dma size %d\n", size); - if (nvif_unpack(args->v0, 0, 0, false)) { - nv_ioctl(parent, "create channel dma vers %d pushbuf %08x " - "offset %016llx\n", args->v0.version, - args->v0.pushbuf, args->v0.offset); - } else - return ret; - - ret = nouveau_fifo_channel_create(parent, engine, oclass, 0, 0x800000, - 0x10000, args->v0.pushbuf, - (1ULL << NVDEV_ENGINE_DMAOBJ) | - (1ULL << NVDEV_ENGINE_SW) | - (1ULL << NVDEV_ENGINE_GR), &chan); - *pobject = nv_object(chan); - if (ret) - return ret; - - args->v0.chid = chan->base.chid; - - nv_parent(chan)->object_attach = nv04_fifo_object_attach; - nv_parent(chan)->object_detach = nv04_fifo_object_detach; - nv_parent(chan)->context_attach = nv04_fifo_context_attach; - chan->ramfc = chan->base.chid * 32; - - nv_wo32(priv->ramfc, chan->ramfc + 0x00, args->v0.offset); - nv_wo32(priv->ramfc, chan->ramfc + 0x04, args->v0.offset); - nv_wo32(priv->ramfc, chan->ramfc + 0x08, chan->base.pushgpu->addr >> 4); - nv_wo32(priv->ramfc, chan->ramfc + 0x10, - NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES | - NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES | -#ifdef __BIG_ENDIAN - NV_PFIFO_CACHE1_BIG_ENDIAN | -#endif - NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8); - return 0; -} - -void -nv04_fifo_chan_dtor(struct nouveau_object *object) -{ - struct nv04_fifo_priv *priv = (void *)object->engine; - struct nv04_fifo_chan *chan = (void *)object; - struct ramfc_desc *c = priv->ramfc_desc; - - do { - nv_wo32(priv->ramfc, chan->ramfc + c->ctxp, 0x00000000); - } while ((++c)->bits); - - nouveau_fifo_channel_destroy(&chan->base); -} - -int -nv04_fifo_chan_init(struct nouveau_object *object) -{ - struct nv04_fifo_priv *priv = (void *)object->engine; - struct nv04_fifo_chan *chan = (void *)object; - u32 mask = 1 << chan->base.chid; - unsigned long flags; - int ret; - - ret = nouveau_fifo_channel_init(&chan->base); - if (ret) - return ret; - - spin_lock_irqsave(&priv->base.lock, flags); - nv_mask(priv, NV04_PFIFO_MODE, mask, mask); - spin_unlock_irqrestore(&priv->base.lock, flags); - return 0; -} - -int -nv04_fifo_chan_fini(struct nouveau_object *object, bool suspend) -{ - struct nv04_fifo_priv *priv = (void *)object->engine; - struct nv04_fifo_chan *chan = (void *)object; - struct nouveau_gpuobj *fctx = priv->ramfc; - struct ramfc_desc *c; - unsigned long flags; - u32 data = chan->ramfc; - u32 chid; - - /* prevent fifo context switches */ - spin_lock_irqsave(&priv->base.lock, flags); - nv_wr32(priv, NV03_PFIFO_CACHES, 0); - - /* if this channel is active, replace it with a null context */ - chid = nv_rd32(priv, NV03_PFIFO_CACHE1_PUSH1) & priv->base.max; - if (chid == chan->base.chid) { - nv_mask(priv, NV04_PFIFO_CACHE1_DMA_PUSH, 0x00000001, 0); - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH0, 0); - nv_mask(priv, NV04_PFIFO_CACHE1_PULL0, 0x00000001, 0); - - c = priv->ramfc_desc; - do { - u32 rm = ((1ULL << c->bits) - 1) << c->regs; - u32 cm = ((1ULL << c->bits) - 1) << c->ctxs; - u32 rv = (nv_rd32(priv, c->regp) & rm) >> c->regs; - u32 cv = (nv_ro32(fctx, c->ctxp + data) & ~cm); - nv_wo32(fctx, c->ctxp + data, cv | (rv << c->ctxs)); - } while ((++c)->bits); - - c = priv->ramfc_desc; - do { - nv_wr32(priv, c->regp, 0x00000000); - } while ((++c)->bits); - - nv_wr32(priv, NV03_PFIFO_CACHE1_GET, 0); - nv_wr32(priv, NV03_PFIFO_CACHE1_PUT, 0); - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH1, priv->base.max); - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH0, 1); - nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1); - } - - /* restore normal operation, after disabling dma mode */ - nv_mask(priv, NV04_PFIFO_MODE, 1 << chan->base.chid, 0); - nv_wr32(priv, NV03_PFIFO_CACHES, 1); - spin_unlock_irqrestore(&priv->base.lock, flags); - - return nouveau_fifo_channel_fini(&chan->base, suspend); -} - -static struct nouveau_ofuncs -nv04_fifo_ofuncs = { - .ctor = nv04_fifo_chan_ctor, - .dtor = nv04_fifo_chan_dtor, - .init = nv04_fifo_chan_init, - .fini = nv04_fifo_chan_fini, - .map = _nouveau_fifo_channel_map, - .rd32 = _nouveau_fifo_channel_rd32, - .wr32 = _nouveau_fifo_channel_wr32, - .ntfy = _nouveau_fifo_channel_ntfy -}; - -static struct nouveau_oclass -nv04_fifo_sclass[] = { - { NV03_CHANNEL_DMA, &nv04_fifo_ofuncs }, - {} -}; - -/******************************************************************************* - * FIFO context - basically just the instmem reserved for the channel - ******************************************************************************/ - -int -nv04_fifo_context_ctor(struct nouveau_object *parent, - struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nv04_fifo_base *base; - int ret; - - ret = nouveau_fifo_context_create(parent, engine, oclass, NULL, 0x1000, - 0x1000, NVOBJ_FLAG_HEAP, &base); - *pobject = nv_object(base); - if (ret) - return ret; - - return 0; -} - -static struct nouveau_oclass -nv04_fifo_cclass = { - .handle = NV_ENGCTX(FIFO, 0x04), - .ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv04_fifo_context_ctor, - .dtor = _nouveau_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 - ******************************************************************************/ - -void -nv04_fifo_pause(struct nouveau_fifo *pfifo, unsigned long *pflags) -__acquires(priv->base.lock) -{ - struct nv04_fifo_priv *priv = (void *)pfifo; - unsigned long flags; - - spin_lock_irqsave(&priv->base.lock, flags); - *pflags = flags; - - nv_wr32(priv, NV03_PFIFO_CACHES, 0x00000000); - nv_mask(priv, NV04_PFIFO_CACHE1_PULL0, 0x00000001, 0x00000000); - - /* in some cases the puller may be left in an inconsistent state - * if you try to stop it while it's busy translating handles. - * sometimes you get a CACHE_ERROR, sometimes it just fails - * silently; sending incorrect instance offsets to PGRAPH after - * it's started up again. - * - * to avoid this, we invalidate the most recently calculated - * instance. - */ - if (!nv_wait(priv, NV04_PFIFO_CACHE1_PULL0, - NV04_PFIFO_CACHE1_PULL0_HASH_BUSY, 0x00000000)) - nv_warn(priv, "timeout idling puller\n"); - - if (nv_rd32(priv, NV04_PFIFO_CACHE1_PULL0) & - NV04_PFIFO_CACHE1_PULL0_HASH_FAILED) - nv_wr32(priv, NV03_PFIFO_INTR_0, NV_PFIFO_INTR_CACHE_ERROR); - - nv_wr32(priv, NV04_PFIFO_CACHE1_HASH, 0x00000000); -} - -void -nv04_fifo_start(struct nouveau_fifo *pfifo, unsigned long *pflags) -__releases(priv->base.lock) -{ - struct nv04_fifo_priv *priv = (void *)pfifo; - unsigned long flags = *pflags; - - nv_mask(priv, NV04_PFIFO_CACHE1_PULL0, 0x00000001, 0x00000001); - nv_wr32(priv, NV03_PFIFO_CACHES, 0x00000001); - - spin_unlock_irqrestore(&priv->base.lock, flags); -} - -static const char * -nv_dma_state_err(u32 state) -{ - static const char * const desc[] = { - "NONE", "CALL_SUBR_ACTIVE", "INVALID_MTHD", "RET_SUBR_INACTIVE", - "INVALID_CMD", "IB_EMPTY"/* NV50+ */, "MEM_FAULT", "UNK" - }; - return desc[(state >> 29) & 0x7]; -} - -static bool -nv04_fifo_swmthd(struct nv04_fifo_priv *priv, u32 chid, u32 addr, u32 data) -{ - struct nv04_fifo_chan *chan = NULL; - struct nouveau_handle *bind; - const int subc = (addr >> 13) & 0x7; - const int mthd = addr & 0x1ffc; - bool handled = false; - unsigned long flags; - u32 engine; - - spin_lock_irqsave(&priv->base.lock, flags); - if (likely(chid >= priv->base.min && chid <= priv->base.max)) - chan = (void *)priv->base.channel[chid]; - if (unlikely(!chan)) - goto out; - - switch (mthd) { - case 0x0000: - bind = nouveau_namedb_get(nv_namedb(chan), data); - if (unlikely(!bind)) - break; - - if (nv_engidx(bind->object->engine) == NVDEV_ENGINE_SW) { - engine = 0x0000000f << (subc * 4); - chan->subc[subc] = data; - handled = true; - - nv_mask(priv, NV04_PFIFO_CACHE1_ENGINE, engine, 0); - } - - nouveau_namedb_put(bind); - break; - default: - engine = nv_rd32(priv, NV04_PFIFO_CACHE1_ENGINE); - if (unlikely(((engine >> (subc * 4)) & 0xf) != 0)) - break; - - bind = nouveau_namedb_get(nv_namedb(chan), chan->subc[subc]); - if (likely(bind)) { - if (!nv_call(bind->object, mthd, data)) - handled = true; - nouveau_namedb_put(bind); - } - break; - } - -out: - spin_unlock_irqrestore(&priv->base.lock, flags); - return handled; -} - -static void -nv04_fifo_cache_error(struct nouveau_device *device, - struct nv04_fifo_priv *priv, u32 chid, u32 get) -{ - u32 mthd, data; - int ptr; - - /* NV_PFIFO_CACHE1_GET actually goes to 0xffc before wrapping on my - * G80 chips, but CACHE1 isn't big enough for this much data.. Tests - * show that it wraps around to the start at GET=0x800.. No clue as to - * why.. - */ - ptr = (get & 0x7ff) >> 2; - - if (device->card_type < NV_40) { - mthd = nv_rd32(priv, NV04_PFIFO_CACHE1_METHOD(ptr)); - data = nv_rd32(priv, NV04_PFIFO_CACHE1_DATA(ptr)); - } else { - mthd = nv_rd32(priv, NV40_PFIFO_CACHE1_METHOD(ptr)); - data = nv_rd32(priv, NV40_PFIFO_CACHE1_DATA(ptr)); - } - - if (!nv04_fifo_swmthd(priv, chid, mthd, data)) { - const char *client_name = - nouveau_client_name_for_fifo_chid(&priv->base, chid); - nv_error(priv, - "CACHE_ERROR - ch %d [%s] subc %d mthd 0x%04x data 0x%08x\n", - chid, client_name, (mthd >> 13) & 7, mthd & 0x1ffc, - data); - } - - nv_wr32(priv, NV04_PFIFO_CACHE1_DMA_PUSH, 0); - nv_wr32(priv, NV03_PFIFO_INTR_0, NV_PFIFO_INTR_CACHE_ERROR); - - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH0, - nv_rd32(priv, NV03_PFIFO_CACHE1_PUSH0) & ~1); - nv_wr32(priv, NV03_PFIFO_CACHE1_GET, get + 4); - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH0, - nv_rd32(priv, NV03_PFIFO_CACHE1_PUSH0) | 1); - nv_wr32(priv, NV04_PFIFO_CACHE1_HASH, 0); - - nv_wr32(priv, NV04_PFIFO_CACHE1_DMA_PUSH, - nv_rd32(priv, NV04_PFIFO_CACHE1_DMA_PUSH) | 1); - nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1); -} - -static void -nv04_fifo_dma_pusher(struct nouveau_device *device, struct nv04_fifo_priv *priv, - u32 chid) -{ - const char *client_name; - u32 dma_get = nv_rd32(priv, 0x003244); - u32 dma_put = nv_rd32(priv, 0x003240); - u32 push = nv_rd32(priv, 0x003220); - u32 state = nv_rd32(priv, 0x003228); - - client_name = nouveau_client_name_for_fifo_chid(&priv->base, chid); - - if (device->card_type == NV_50) { - u32 ho_get = nv_rd32(priv, 0x003328); - u32 ho_put = nv_rd32(priv, 0x003320); - u32 ib_get = nv_rd32(priv, 0x003334); - u32 ib_put = nv_rd32(priv, 0x003330); - - nv_error(priv, - "DMA_PUSHER - ch %d [%s] get 0x%02x%08x put 0x%02x%08x ib_get 0x%08x ib_put 0x%08x state 0x%08x (err: %s) push 0x%08x\n", - chid, client_name, ho_get, dma_get, ho_put, dma_put, - ib_get, ib_put, state, nv_dma_state_err(state), push); - - /* METHOD_COUNT, in DMA_STATE on earlier chipsets */ - nv_wr32(priv, 0x003364, 0x00000000); - if (dma_get != dma_put || ho_get != ho_put) { - nv_wr32(priv, 0x003244, dma_put); - nv_wr32(priv, 0x003328, ho_put); - } else - if (ib_get != ib_put) - nv_wr32(priv, 0x003334, ib_put); - } else { - nv_error(priv, - "DMA_PUSHER - ch %d [%s] get 0x%08x put 0x%08x state 0x%08x (err: %s) push 0x%08x\n", - chid, client_name, dma_get, dma_put, state, - nv_dma_state_err(state), push); - - if (dma_get != dma_put) - nv_wr32(priv, 0x003244, dma_put); - } - - nv_wr32(priv, 0x003228, 0x00000000); - nv_wr32(priv, 0x003220, 0x00000001); - nv_wr32(priv, 0x002100, NV_PFIFO_INTR_DMA_PUSHER); -} - -void -nv04_fifo_intr(struct nouveau_subdev *subdev) -{ - struct nouveau_device *device = nv_device(subdev); - struct nv04_fifo_priv *priv = (void *)subdev; - uint32_t status, reassign; - int cnt = 0; - - reassign = nv_rd32(priv, NV03_PFIFO_CACHES) & 1; - while ((status = nv_rd32(priv, NV03_PFIFO_INTR_0)) && (cnt++ < 100)) { - uint32_t chid, get; - - nv_wr32(priv, NV03_PFIFO_CACHES, 0); - - chid = nv_rd32(priv, NV03_PFIFO_CACHE1_PUSH1) & priv->base.max; - get = nv_rd32(priv, NV03_PFIFO_CACHE1_GET); - - if (status & NV_PFIFO_INTR_CACHE_ERROR) { - nv04_fifo_cache_error(device, priv, chid, get); - status &= ~NV_PFIFO_INTR_CACHE_ERROR; - } - - if (status & NV_PFIFO_INTR_DMA_PUSHER) { - nv04_fifo_dma_pusher(device, priv, chid); - status &= ~NV_PFIFO_INTR_DMA_PUSHER; - } - - if (status & NV_PFIFO_INTR_SEMAPHORE) { - uint32_t sem; - - status &= ~NV_PFIFO_INTR_SEMAPHORE; - nv_wr32(priv, NV03_PFIFO_INTR_0, - NV_PFIFO_INTR_SEMAPHORE); - - sem = nv_rd32(priv, NV10_PFIFO_CACHE1_SEMAPHORE); - nv_wr32(priv, NV10_PFIFO_CACHE1_SEMAPHORE, sem | 0x1); - - nv_wr32(priv, NV03_PFIFO_CACHE1_GET, get + 4); - nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1); - } - - if (device->card_type == NV_50) { - if (status & 0x00000010) { - status &= ~0x00000010; - nv_wr32(priv, 0x002100, 0x00000010); - } - - if (status & 0x40000000) { - nv_wr32(priv, 0x002100, 0x40000000); - nouveau_fifo_uevent(&priv->base); - status &= ~0x40000000; - } - } - - if (status) { - nv_warn(priv, "unknown intr 0x%08x, ch %d\n", - status, chid); - nv_wr32(priv, NV03_PFIFO_INTR_0, status); - status = 0; - } - - nv_wr32(priv, NV03_PFIFO_CACHES, reassign); - } - - if (status) { - nv_error(priv, "still angry after %d spins, halt\n", cnt); - nv_wr32(priv, 0x002140, 0); - nv_wr32(priv, 0x000140, 0); - } - - nv_wr32(priv, 0x000100, 0x00000100); -} - -static int -nv04_fifo_ctor(struct nouveau_object *parent, struct nouveau_object *engine, - struct nouveau_oclass *oclass, void *data, u32 size, - struct nouveau_object **pobject) -{ - struct nv04_instmem_priv *imem = nv04_instmem(parent); - struct nv04_fifo_priv *priv; - int ret; - - ret = nouveau_fifo_create(parent, engine, oclass, 0, 15, &priv); - *pobject = nv_object(priv); - if (ret) - return ret; - - nouveau_ramht_ref(imem->ramht, &priv->ramht); - nouveau_gpuobj_ref(imem->ramro, &priv->ramro); - nouveau_gpuobj_ref(imem->ramfc, &priv->ramfc); - - nv_subdev(priv)->unit = 0x00000100; - nv_subdev(priv)->intr = nv04_fifo_intr; - nv_engine(priv)->cclass = &nv04_fifo_cclass; - nv_engine(priv)->sclass = nv04_fifo_sclass; - priv->base.pause = nv04_fifo_pause; - priv->base.start = nv04_fifo_start; - priv->ramfc_desc = nv04_ramfc; - return 0; -} - -void -nv04_fifo_dtor(struct nouveau_object *object) -{ - struct nv04_fifo_priv *priv = (void *)object; - nouveau_gpuobj_ref(NULL, &priv->ramfc); - nouveau_gpuobj_ref(NULL, &priv->ramro); - nouveau_ramht_ref(NULL, &priv->ramht); - nouveau_fifo_destroy(&priv->base); -} - -int -nv04_fifo_init(struct nouveau_object *object) -{ - struct nv04_fifo_priv *priv = (void *)object; - int ret; - - ret = nouveau_fifo_init(&priv->base); - if (ret) - return ret; - - nv_wr32(priv, NV04_PFIFO_DELAY_0, 0x000000ff); - nv_wr32(priv, NV04_PFIFO_DMA_TIMESLICE, 0x0101ffff); - - nv_wr32(priv, NV03_PFIFO_RAMHT, (0x03 << 24) /* search 128 */ | - ((priv->ramht->bits - 9) << 16) | - (priv->ramht->base.addr >> 8)); - nv_wr32(priv, NV03_PFIFO_RAMRO, priv->ramro->addr >> 8); - nv_wr32(priv, NV03_PFIFO_RAMFC, priv->ramfc->addr >> 8); - - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH1, priv->base.max); - - nv_wr32(priv, NV03_PFIFO_INTR_0, 0xffffffff); - nv_wr32(priv, NV03_PFIFO_INTR_EN_0, 0xffffffff); - - nv_wr32(priv, NV03_PFIFO_CACHE1_PUSH0, 1); - nv_wr32(priv, NV04_PFIFO_CACHE1_PULL0, 1); - nv_wr32(priv, NV03_PFIFO_CACHES, 1); - return 0; -} - -struct nouveau_oclass * -nv04_fifo_oclass = &(struct nouveau_oclass) { - .handle = NV_ENGINE(FIFO, 0x04), - .ofuncs = &(struct nouveau_ofuncs) { - .ctor = nv04_fifo_ctor, - .dtor = nv04_fifo_dtor, - .init = nv04_fifo_init, - .fini = _nouveau_fifo_fini, - }, -}; |