diff options
Diffstat (limited to 'shared-core/nouveau_notifier.c')
-rw-r--r-- | shared-core/nouveau_notifier.c | 88 |
1 files changed, 56 insertions, 32 deletions
diff --git a/shared-core/nouveau_notifier.c b/shared-core/nouveau_notifier.c index 24a306e8..71b8cbe1 100644 --- a/shared-core/nouveau_notifier.c +++ b/shared-core/nouveau_notifier.c @@ -30,25 +30,27 @@ #include "nouveau_drv.h" int -nouveau_notifier_init_channel(struct drm_device *dev, int channel, - struct drm_file *file_priv) +nouveau_notifier_init_channel(struct nouveau_channel *chan) { + struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fifo *chan = dev_priv->fifos[channel]; int flags, ret; /*TODO: PCI notifier blocks */ - if (dev_priv->agp_heap && - dev_priv->gart_info.type != NOUVEAU_GART_SGDMA) - flags = NOUVEAU_MEM_AGP | NOUVEAU_MEM_FB_ACCEPTABLE; + if (dev_priv->agp_heap) + flags = NOUVEAU_MEM_AGP; + else if (dev_priv->pci_heap) + flags = NOUVEAU_MEM_PCI; else flags = NOUVEAU_MEM_FB; - flags |= NOUVEAU_MEM_MAPPED; + flags |= (NOUVEAU_MEM_MAPPED | NOUVEAU_MEM_FB_ACCEPTABLE); chan->notifier_block = nouveau_mem_alloc(dev, 0, PAGE_SIZE, flags, - file_priv); + (struct drm_file *)-2); if (!chan->notifier_block) return -ENOMEM; + DRM_DEBUG("Allocated notifier block in 0x%08x\n", + chan->notifier_block->flags); ret = nouveau_mem_init_heap(&chan->notifier_heap, 0, chan->notifier_block->size); @@ -59,25 +61,34 @@ nouveau_notifier_init_channel(struct drm_device *dev, int channel, } void -nouveau_notifier_takedown_channel(struct drm_device *dev, int channel) +nouveau_notifier_takedown_channel(struct nouveau_channel *chan) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fifo *chan = dev_priv->fifos[channel]; + struct drm_device *dev = chan->dev; if (chan->notifier_block) { nouveau_mem_free(dev, chan->notifier_block); chan->notifier_block = NULL; } - /*XXX: heap destroy */ + nouveau_mem_takedown(&chan->notifier_heap); +} + +static void +nouveau_notifier_gpuobj_dtor(struct drm_device *dev, + struct nouveau_gpuobj *gpuobj) +{ + DRM_DEBUG("\n"); + + if (gpuobj->priv) + nouveau_mem_free_block(gpuobj->priv); } int -nouveau_notifier_alloc(struct drm_device *dev, int channel, uint32_t handle, +nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle, int count, uint32_t *b_offset) { + struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fifo *chan = dev_priv->fifos[channel]; struct nouveau_gpuobj *nobj = NULL; struct mem_block *mem; uint32_t offset; @@ -85,38 +96,53 @@ nouveau_notifier_alloc(struct drm_device *dev, int channel, uint32_t handle, if (!chan->notifier_heap) { DRM_ERROR("Channel %d doesn't have a notifier heap!\n", - channel); + chan->id); return -EINVAL; } - mem = nouveau_mem_alloc_block(chan->notifier_heap, 32, 0, - chan->file_priv); + mem = nouveau_mem_alloc_block(chan->notifier_heap, count*32, 0, + (struct drm_file *)-2); if (!mem) { - DRM_ERROR("Channel %d notifier block full\n", channel); + DRM_ERROR("Channel %d notifier block full\n", chan->id); return -ENOMEM; } mem->flags = NOUVEAU_MEM_NOTIFIER; - offset = chan->notifier_block->start + mem->start; + offset = chan->notifier_block->start; if (chan->notifier_block->flags & NOUVEAU_MEM_FB) { target = NV_DMA_TARGET_VIDMEM; - } else if (chan->notifier_block->flags & NOUVEAU_MEM_AGP) { - target = NV_DMA_TARGET_AGP; + } else + if (chan->notifier_block->flags & NOUVEAU_MEM_AGP) { + if (dev_priv->gart_info.type == NOUVEAU_GART_SGDMA && + dev_priv->card_type < NV_50) { + ret = nouveau_sgdma_get_page(dev, offset, &offset); + if (ret) + return ret; + target = NV_DMA_TARGET_PCI; + } else { + target = NV_DMA_TARGET_AGP; + } + } else + if (chan->notifier_block->flags & NOUVEAU_MEM_PCI) { + target = NV_DMA_TARGET_PCI_NONLINEAR; } else { DRM_ERROR("Bad DMA target, flags 0x%08x!\n", chan->notifier_block->flags); return -EINVAL; } + offset += mem->start; - if ((ret = nouveau_gpuobj_dma_new(dev, channel, NV_CLASS_DMA_IN_MEMORY, + if ((ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, offset, mem->size, NV_DMA_ACCESS_RW, target, &nobj))) { nouveau_mem_free_block(mem); DRM_ERROR("Error creating notifier ctxdma: %d\n", ret); return ret; } + nobj->dtor = nouveau_notifier_gpuobj_dtor; + nobj->priv = mem; - if ((ret = nouveau_gpuobj_ref_add(dev, channel, handle, nobj, NULL))) { + if ((ret = nouveau_gpuobj_ref_add(dev, chan, handle, nobj, NULL))) { nouveau_gpuobj_del(dev, &nobj); nouveau_mem_free_block(mem); DRM_ERROR("Error referencing notifier ctxdma: %d\n", ret); @@ -128,19 +154,17 @@ nouveau_notifier_alloc(struct drm_device *dev, int channel, uint32_t handle, } int -nouveau_ioctl_notifier_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv) +nouveau_ioctl_notifier_alloc(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_nouveau_notifier_alloc *na = data; + struct drm_nouveau_notifierobj_alloc *na = data; + struct nouveau_channel *chan; int ret; - if (!nouveau_fifo_owner(dev, file_priv, na->channel)) { - DRM_ERROR("pid %d doesn't own channel %d\n", - DRM_CURRENTPID, na->channel); - return -EPERM; - } + NOUVEAU_CHECK_INITIALISED_WITH_RETURN; + NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(na->channel, file_priv, chan); - ret = nouveau_notifier_alloc(dev, na->channel, na->handle, - na->count, &na->offset); + ret = nouveau_notifier_alloc(chan, na->handle, na->count, &na->offset); if (ret) return ret; |