Merge branch 'fixes' of master.kernel.org:/home/rmk/linux-2.6-arm

[pandora-kernel.git] / drivers / gpu / drm / nouveau / nouveau_state.c

diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index 5bb2859..915fbce 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -376,15 +376,11 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
                engine->graph.destroy_context   = nv50_graph_destroy_context;
                engine->graph.load_context      = nv50_graph_load_context;
                engine->graph.unload_context    = nv50_graph_unload_context;
-               if (dev_priv->chipset != 0x86)
+               if (dev_priv->chipset == 0x50 ||
+                   dev_priv->chipset == 0xac)
                        engine->graph.tlb_flush = nv50_graph_tlb_flush;
-               else {
-                       /* from what i can see nvidia do this on every
-                        * pre-NVA3 board except NVAC, but, we've only
-                        * ever seen problems on NV86
-                        */
-                       engine->graph.tlb_flush = nv86_graph_tlb_flush;
-               }
+               else
+                       engine->graph.tlb_flush = nv84_graph_tlb_flush;
                engine->fifo.channels           = 128;
                engine->fifo.init               = nv50_fifo_init;
                engine->fifo.takedown           = nv50_fifo_takedown;
@@ -612,6 +608,7 @@ nouveau_card_init(struct drm_device *dev)
        spin_lock_init(&dev_priv->channels.lock);
        spin_lock_init(&dev_priv->tile.lock);
        spin_lock_init(&dev_priv->context_switch_lock);
+       spin_lock_init(&dev_priv->vm_lock);
 
        /* Make the CRTCs and I2C buses accessible */
        ret = engine->display.early_init(dev);
@@ -771,6 +768,11 @@ static void nouveau_card_takedown(struct drm_device *dev)
        engine->mc.takedown(dev);
        engine->display.late_takedown(dev);
 
+       if (dev_priv->vga_ram) {
+               nouveau_bo_unpin(dev_priv->vga_ram);
+               nouveau_bo_ref(NULL, &dev_priv->vga_ram);
+       }
+
        mutex_lock(&dev->struct_mutex);
        ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
        ttm_bo_clean_mm(&dev_priv->ttm.bdev, TTM_PL_TT);