diff options
Diffstat (limited to 'shared-core/nv04_fifo.c')
| -rw-r--r-- | shared-core/nv04_fifo.c | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/shared-core/nv04_fifo.c b/shared-core/nv04_fifo.c deleted file mode 100644 index 88186fe3..00000000 --- a/shared-core/nv04_fifo.c +++ /dev/null @@ -1,138 +0,0 @@ -/* - * Copyright (C) 2007 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 "drmP.h" -#include "drm.h" -#include "nouveau_drv.h" - -#define RAMFC_WR(offset,val) INSTANCE_WR(chan->ramfc->gpuobj, \ - NV04_RAMFC_##offset/4, (val)) -#define RAMFC_RD(offset) INSTANCE_RD(chan->ramfc->gpuobj, \ - NV04_RAMFC_##offset/4) -#define NV04_RAMFC(c) (dev_priv->ramfc_offset + ((c) * NV04_RAMFC__SIZE)) -#define NV04_RAMFC__SIZE 32 - -int -nv04_fifo_channel_id(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - - return (NV_READ(NV03_PFIFO_CACHE1_PUSH1) & - NV03_PFIFO_CACHE1_PUSH1_CHID_MASK); -} - -int -nv04_fifo_create_context(struct nouveau_channel *chan) -{ - struct drm_device *dev = chan->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - int ret; - - if ((ret = nouveau_gpuobj_new_fake(dev, NV04_RAMFC(chan->id), ~0, - NV04_RAMFC__SIZE, - NVOBJ_FLAG_ZERO_ALLOC | - NVOBJ_FLAG_ZERO_FREE, - NULL, &chan->ramfc))) - return ret; - - /* Setup initial state */ - RAMFC_WR(DMA_PUT, chan->pushbuf_base); - RAMFC_WR(DMA_GET, chan->pushbuf_base); - RAMFC_WR(DMA_INSTANCE, chan->pushbuf->instance >> 4); - RAMFC_WR(DMA_FETCH, (NV_PFIFO_CACHE1_DMA_FETCH_TRIG_128_BYTES | - NV_PFIFO_CACHE1_DMA_FETCH_SIZE_128_BYTES | - NV_PFIFO_CACHE1_DMA_FETCH_MAX_REQS_8 | -#ifdef __BIG_ENDIAN - NV_PFIFO_CACHE1_BIG_ENDIAN | -#endif - 0)); - - /* enable the fifo dma operation */ - NV_WRITE(NV04_PFIFO_MODE,NV_READ(NV04_PFIFO_MODE) | (1<<chan->id)); - return 0; -} - -void -nv04_fifo_destroy_context(struct nouveau_channel *chan) -{ - struct drm_device *dev = chan->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - - NV_WRITE(NV04_PFIFO_MODE, NV_READ(NV04_PFIFO_MODE)&~(1<<chan->id)); - - nouveau_gpuobj_ref_del(dev, &chan->ramfc); -} - -int -nv04_fifo_load_context(struct nouveau_channel *chan) -{ - struct drm_device *dev = chan->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t tmp; - - NV_WRITE(NV03_PFIFO_CACHE1_PUSH1, - NV03_PFIFO_CACHE1_PUSH1_DMA | chan->id); - - NV_WRITE(NV04_PFIFO_CACHE1_DMA_GET, RAMFC_RD(DMA_GET)); - NV_WRITE(NV04_PFIFO_CACHE1_DMA_PUT, RAMFC_RD(DMA_PUT)); - - tmp = RAMFC_RD(DMA_INSTANCE); - NV_WRITE(NV04_PFIFO_CACHE1_DMA_INSTANCE, tmp & 0xFFFF); - NV_WRITE(NV04_PFIFO_CACHE1_DMA_DCOUNT, tmp >> 16); - - NV_WRITE(NV04_PFIFO_CACHE1_DMA_STATE, RAMFC_RD(DMA_STATE)); - NV_WRITE(NV04_PFIFO_CACHE1_DMA_FETCH, RAMFC_RD(DMA_FETCH)); - NV_WRITE(NV04_PFIFO_CACHE1_ENGINE, RAMFC_RD(ENGINE)); - NV_WRITE(NV04_PFIFO_CACHE1_PULL1, RAMFC_RD(PULL1_ENGINE)); - - /* Reset NV04_PFIFO_CACHE1_DMA_CTL_AT_INFO to INVALID */ - tmp = NV_READ(NV04_PFIFO_CACHE1_DMA_CTL) & ~(1<<31); - NV_WRITE(NV04_PFIFO_CACHE1_DMA_CTL, tmp); - - return 0; -} - -int -nv04_fifo_save_context(struct nouveau_channel *chan) -{ - struct drm_device *dev = chan->dev; - struct drm_nouveau_private *dev_priv = dev->dev_private; - uint32_t tmp; - - RAMFC_WR(DMA_PUT, NV_READ(NV04_PFIFO_CACHE1_DMA_PUT)); - RAMFC_WR(DMA_GET, NV_READ(NV04_PFIFO_CACHE1_DMA_GET)); - - tmp = NV_READ(NV04_PFIFO_CACHE1_DMA_DCOUNT) << 16; - tmp |= NV_READ(NV04_PFIFO_CACHE1_DMA_INSTANCE); - RAMFC_WR(DMA_INSTANCE, tmp); - - RAMFC_WR(DMA_STATE, NV_READ(NV04_PFIFO_CACHE1_DMA_STATE)); - RAMFC_WR(DMA_FETCH, NV_READ(NV04_PFIFO_CACHE1_DMA_FETCH)); - RAMFC_WR(ENGINE, NV_READ(NV04_PFIFO_CACHE1_ENGINE)); - RAMFC_WR(PULL1_ENGINE, NV_READ(NV04_PFIFO_CACHE1_PULL1)); - - return 0; -} |