diff options
| -rw-r--r-- | linux-core/nouveau_sgdma.c | 17 | ||||
| -rw-r--r-- | shared-core/nouveau_drv.h | 2 | ||||
| -rw-r--r-- | shared-core/nouveau_notifier.c | 29 |
3 files changed, 39 insertions, 9 deletions
diff --git a/linux-core/nouveau_sgdma.c b/linux-core/nouveau_sgdma.c index df970d11..97d5330b 100644 --- a/linux-core/nouveau_sgdma.c +++ b/linux-core/nouveau_sgdma.c @@ -316,3 +316,20 @@ nouveau_sgdma_nottm_hack_takedown(struct drm_device *dev) { } +int +nouveau_sgdma_get_page(struct drm_device *dev, uint32_t offset, uint32_t *page) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_gpuobj *gpuobj = dev_priv->gart_info.sg_ctxdma; + int pte; + + pte = (offset >> NV_CTXDMA_PAGE_SHIFT); + if (dev_priv->card_type < NV_50) { + *page = INSTANCE_RD(gpuobj, (pte + 2)) & ~NV_CTXDMA_PAGE_MASK; + return 0; + } + + DRM_ERROR("Unimplemented on NV50\n"); + return -EINVAL; +} + diff --git a/shared-core/nouveau_drv.h b/shared-core/nouveau_drv.h index b7459b1b..e96c8fad 100644 --- a/shared-core/nouveau_drv.h +++ b/shared-core/nouveau_drv.h @@ -421,6 +421,8 @@ extern void nouveau_irq_uninstall(struct drm_device *); /* nouveau_sgdma.c */ extern int nouveau_sgdma_init(struct drm_device *); extern void nouveau_sgdma_takedown(struct drm_device *); +extern int nouveau_sgdma_get_page(struct drm_device *, uint32_t offset, + uint32_t *page); extern struct drm_ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *); extern int nouveau_sgdma_nottm_hack_init(struct drm_device *); extern void nouveau_sgdma_nottm_hack_takedown(struct drm_device *); diff --git a/shared-core/nouveau_notifier.c b/shared-core/nouveau_notifier.c index 31547aae..91f605ec 100644 --- a/shared-core/nouveau_notifier.c +++ b/shared-core/nouveau_notifier.c @@ -37,14 +37,13 @@ nouveau_notifier_init_channel(struct nouveau_channel *chan) 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; - else if ( dev_priv->pci_heap ) + 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); DRM_DEBUG("Allocating notifier block in %d\n", flags); chan->notifier_block = nouveau_mem_alloc(dev, 0, PAGE_SIZE, flags, @@ -88,6 +87,7 @@ 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_gpuobj *nobj = NULL; struct mem_block *mem; uint32_t offset; @@ -107,18 +107,29 @@ nouveau_notifier_alloc(struct nouveau_channel *chan, uint32_t handle, } 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_PCI) { + } 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(chan, NV_CLASS_DMA_IN_MEMORY, offset, mem->size, |