diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv17_fifo.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv17_fifo.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/drivers/gpu/drm/nouveau/nv17_fifo.c b/drivers/gpu/drm/nouveau/nv17_fifo.c deleted file mode 100644 index 4ae61aeea74..00000000000 --- a/drivers/gpu/drm/nouveau/nv17_fifo.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * Copyright (C) 2012 Ben Skeggs. - * All Rights Reserved. - * - * 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 (including the - * next paragraph) 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 OWNER(S) AND/OR ITS SUPPLIERS 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 <drm/drmP.h> -#include "nouveau_drv.h" -#include "nouveau_fifo.h" -#include "nouveau_util.h" -#include "nouveau_ramht.h" - -static struct ramfc_desc { - unsigned bits:6; - unsigned ctxs:5; - unsigned ctxp:8; - unsigned regs:5; - unsigned regp; -} nv17_ramfc[] = { - { 32, 0, 0x00, 0, NV04_PFIFO_CACHE1_DMA_PUT }, - { 32, 0, 0x04, 0, NV04_PFIFO_CACHE1_DMA_GET }, - { 32, 0, 0x08, 0, NV10_PFIFO_CACHE1_REF_CNT }, - { 16, 0, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_INSTANCE }, - { 16, 16, 0x0c, 0, NV04_PFIFO_CACHE1_DMA_DCOUNT }, - { 32, 0, 0x10, 0, NV04_PFIFO_CACHE1_DMA_STATE }, - { 32, 0, 0x14, 0, NV04_PFIFO_CACHE1_DMA_FETCH }, - { 32, 0, 0x18, 0, NV04_PFIFO_CACHE1_ENGINE }, - { 32, 0, 0x1c, 0, NV04_PFIFO_CACHE1_PULL1 }, - { 32, 0, 0x20, 0, NV10_PFIFO_CACHE1_ACQUIRE_VALUE }, - { 32, 0, 0x24, 0, NV10_PFIFO_CACHE1_ACQUIRE_TIMESTAMP }, - { 32, 0, 0x28, 0, NV10_PFIFO_CACHE1_ACQUIRE_TIMEOUT }, - { 32, 0, 0x2c, 0, NV10_PFIFO_CACHE1_SEMAPHORE }, - { 32, 0, 0x30, 0, NV10_PFIFO_CACHE1_DMA_SUBROUTINE }, - {} -}; - -struct nv17_fifo_priv { - struct nouveau_fifo_priv base; - struct ramfc_desc *ramfc_desc; -}; - -struct nv17_fifo_chan { - struct nouveau_fifo_chan base; - struct nouveau_gpuobj *ramfc; -}; - -static int -nv17_fifo_context_new(struct nouveau_channel *chan, int engine) -{ - struct drm_device *dev = chan->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nv17_fifo_priv *priv = nv_engine(dev, engine); - struct nv17_fifo_chan *fctx; - unsigned long flags; - int ret; - - fctx = chan->engctx[engine] = kzalloc(sizeof(*fctx), GFP_KERNEL); - if (!fctx) - return -ENOMEM; - - /* map channel control registers */ - chan->user = ioremap(pci_resource_start(dev->pdev, 0) + - NV03_USER(chan->id), PAGE_SIZE); - if (!chan->user) { - ret = -ENOMEM; - goto error; - } - - /* initialise default fifo context */ - ret = nouveau_gpuobj_new_fake(dev, dev_priv->ramfc->pinst + - chan->id * 64, ~0, 64, - NVOBJ_FLAG_ZERO_ALLOC | - NVOBJ_FLAG_ZERO_FREE, &fctx->ramfc); - if (ret) - goto error; - - nv_wo32(fctx->ramfc, 0x00, chan->pushbuf_base); - nv_wo32(fctx->ramfc, 0x04, chan->pushbuf_base); - nv_wo32(fctx->ramfc, 0x0c, chan->pushbuf->pinst >> 4); - nv_wo32(fctx->ramfc, 0x14, 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); - - /* enable dma mode on the channel */ - spin_lock_irqsave(&dev_priv->context_switch_lock, flags); - nv_mask(dev, NV04_PFIFO_MODE, (1 << chan->id), (1 << chan->id)); - spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); - -error: - if (ret) - priv->base.base.context_del(chan, engine); - return ret; -} - -static int -nv17_fifo_init(struct drm_device *dev, int engine) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nv17_fifo_priv *priv = nv_engine(dev, engine); - int i; - - nv_mask(dev, NV03_PMC_ENABLE, NV_PMC_ENABLE_PFIFO, 0); - nv_mask(dev, NV03_PMC_ENABLE, NV_PMC_ENABLE_PFIFO, NV_PMC_ENABLE_PFIFO); - - nv_wr32(dev, NV04_PFIFO_DELAY_0, 0x000000ff); - nv_wr32(dev, NV04_PFIFO_DMA_TIMESLICE, 0x0101ffff); - - nv_wr32(dev, NV03_PFIFO_RAMHT, (0x03 << 24) /* search 128 */ | - ((dev_priv->ramht->bits - 9) << 16) | - (dev_priv->ramht->gpuobj->pinst >> 8)); - nv_wr32(dev, NV03_PFIFO_RAMRO, dev_priv->ramro->pinst >> 8); - nv_wr32(dev, NV03_PFIFO_RAMFC, 0x00010000 | - dev_priv->ramfc->pinst >> 8); - - nv_wr32(dev, NV03_PFIFO_CACHE1_PUSH1, priv->base.channels); - - nv_wr32(dev, NV03_PFIFO_INTR_0, 0xffffffff); - nv_wr32(dev, NV03_PFIFO_INTR_EN_0, 0xffffffff); - - nv_wr32(dev, NV03_PFIFO_CACHE1_PUSH0, 1); - nv_wr32(dev, NV04_PFIFO_CACHE1_PULL0, 1); - nv_wr32(dev, NV03_PFIFO_CACHES, 1); - - for (i = 0; i < priv->base.channels; i++) { - if (dev_priv->channels.ptr[i]) - nv_mask(dev, NV04_PFIFO_MODE, (1 << i), (1 << i)); - } - - return 0; -} - -int -nv17_fifo_create(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nv17_fifo_priv *priv; - - priv = kzalloc(sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - - priv->base.base.destroy = nv04_fifo_destroy; - priv->base.base.init = nv17_fifo_init; - priv->base.base.fini = nv04_fifo_fini; - priv->base.base.context_new = nv17_fifo_context_new; - priv->base.base.context_del = nv04_fifo_context_del; - priv->base.channels = 31; - priv->ramfc_desc = nv17_ramfc; - dev_priv->eng[NVOBJ_ENGINE_FIFO] = &priv->base.base; - - nouveau_irq_register(dev, 8, nv04_fifo_isr); - return 0; -} |