diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_object.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_object.c | 56 |
1 files changed, 42 insertions, 14 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_object.c b/drivers/gpu/drm/nouveau/nouveau_object.c index 30b6544467ca..67a16e01ffa6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_object.c +++ b/drivers/gpu/drm/nouveau/nouveau_object.c @@ -36,6 +36,7 @@ #include "nouveau_drm.h" #include "nouveau_ramht.h" #include "nouveau_vm.h" +#include "nv50_display.h" struct nouveau_gpuobj_method { struct list_head head; @@ -490,16 +491,22 @@ nouveau_gpuobj_dma_new(struct nouveau_channel *chan, int class, u64 base, } if (target == NV_MEM_TARGET_GART) { - if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) { - target = NV_MEM_TARGET_PCI_NOSNOOP; - base += dev_priv->gart_info.aper_base; - } else - if (base != 0) { - base = nouveau_sgdma_get_physical(dev, base); + struct nouveau_gpuobj *gart = dev_priv->gart_info.sg_ctxdma; + + if (dev_priv->gart_info.type == NOUVEAU_GART_PDMA) { + if (base == 0) { + nouveau_gpuobj_ref(gart, pobj); + return 0; + } + + base = nouveau_sgdma_get_physical(dev, base); target = NV_MEM_TARGET_PCI; } else { - nouveau_gpuobj_ref(dev_priv->gart_info.sg_ctxdma, pobj); - return 0; + base += dev_priv->gart_info.aper_base; + if (dev_priv->gart_info.type == NOUVEAU_GART_AGP) + target = NV_MEM_TARGET_PCI_NOSNOOP; + else + target = NV_MEM_TARGET_PCI; } } @@ -776,7 +783,7 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, struct drm_device *dev = chan->dev; struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_gpuobj *vram = NULL, *tt = NULL; - int ret; + int ret, i; NV_DEBUG(dev, "ch%d vram=0x%08x tt=0x%08x\n", chan->id, vram_h, tt_h); @@ -841,6 +848,25 @@ nouveau_gpuobj_channel_init(struct nouveau_channel *chan, nouveau_gpuobj_ref(NULL, &ramht); if (ret) return ret; + + /* dma objects for display sync channel semaphore blocks */ + for (i = 0; i < 2; i++) { + struct nouveau_gpuobj *sem = NULL; + struct nv50_display_crtc *dispc = + &nv50_display(dev)->crtc[i]; + u64 offset = dispc->sem.bo->bo.mem.start << PAGE_SHIFT; + + ret = nouveau_gpuobj_dma_new(chan, 0x3d, offset, 0xfff, + NV_MEM_ACCESS_RW, + NV_MEM_TARGET_VRAM, &sem); + if (ret) + return ret; + + ret = nouveau_ramht_insert(chan, NvEvoSema0 + i, sem); + nouveau_gpuobj_ref(NULL, &sem); + if (ret) + return ret; + } } /* VRAM ctxdma */ @@ -909,7 +935,7 @@ nouveau_gpuobj_channel_takedown(struct nouveau_channel *chan) nouveau_vm_ref(NULL, &chan->vm, chan->vm_pd); nouveau_gpuobj_ref(NULL, &chan->vm_pd); - if (chan->ramin_heap.free_stack.next) + if (drm_mm_initialized(&chan->ramin_heap)) drm_mm_takedown(&chan->ramin_heap); nouveau_gpuobj_ref(NULL, &chan->ramin); } @@ -1013,19 +1039,20 @@ nv_ro32(struct nouveau_gpuobj *gpuobj, u32 offset) { struct drm_nouveau_private *dev_priv = gpuobj->dev->dev_private; struct drm_device *dev = gpuobj->dev; + unsigned long flags; if (gpuobj->pinst == ~0 || !dev_priv->ramin_available) { u64 ptr = gpuobj->vinst + offset; u32 base = ptr >> 16; u32 val; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); if (dev_priv->ramin_base != base) { dev_priv->ramin_base = base; nv_wr32(dev, 0x001700, dev_priv->ramin_base); } val = nv_rd32(dev, 0x700000 + (ptr & 0xffff)); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); return val; } @@ -1037,18 +1064,19 @@ nv_wo32(struct nouveau_gpuobj *gpuobj, u32 offset, u32 val) { struct drm_nouveau_private *dev_priv = gpuobj->dev->dev_private; struct drm_device *dev = gpuobj->dev; + unsigned long flags; if (gpuobj->pinst == ~0 || !dev_priv->ramin_available) { u64 ptr = gpuobj->vinst + offset; u32 base = ptr >> 16; - spin_lock(&dev_priv->ramin_lock); + spin_lock_irqsave(&dev_priv->vm_lock, flags); if (dev_priv->ramin_base != base) { dev_priv->ramin_base = base; nv_wr32(dev, 0x001700, dev_priv->ramin_base); } nv_wr32(dev, 0x700000 + (ptr & 0xffff), val); - spin_unlock(&dev_priv->ramin_lock); + spin_unlock_irqrestore(&dev_priv->vm_lock, flags); return; } |