---

yaml --- r: 318577 b: refs/heads/master c: 8ecd1a6 h: refs/heads/master i: 318575: 5a36551 v: v3
git-mirror · Jun 12, 2012 · 28a8a6f · 28a8a6f
1 parent 001e08a
commit 28a8a6f
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Showing 4 changed files with 8 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 32e3cd6ecd7ae9b79605b5f2eb993186a509c239
+refs/heads/master: 8ecd1a6615f0d9de6759aafe229bc1cc4ee99c7b
diff --git a/trunk/drivers/char/agp/intel-gtt.c b/trunk/drivers/char/agp/intel-gtt.c
@@ -777,7 +777,7 @@ static void i830_write_entry(dma_addr_t addr, unsigned int entry,
 	writel(addr | pte_flags, intel_private.gtt + entry);
 }
 
-static bool intel_enable_gtt(void)
+bool intel_enable_gtt(void)
 {
 	u8 __iomem *reg;
 
@@ -823,6 +823,7 @@ static bool intel_enable_gtt(void)
 
 	return true;
 }
+EXPORT_SYMBOL(intel_enable_gtt);
 
 static int i830_setup(void)
 {

diff --git a/trunk/drivers/gpu/drm/i915/i915_gem.c b/trunk/drivers/gpu/drm/i915/i915_gem.c
@@ -3689,6 +3689,9 @@ i915_gem_init_hw(struct drm_device *dev)
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	int ret;
 
+	if (!intel_enable_gtt())
+		return -EIO;
+
 	i915_gem_l3_remap(dev);
 
 	i915_gem_init_swizzling(dev);

diff --git a/trunk/include/drm/intel-gtt.h b/trunk/include/drm/intel-gtt.h
@@ -27,6 +27,8 @@ int intel_gmch_probe(struct pci_dev *bridge_pdev, struct pci_dev *gpu_pdev,
 		     struct agp_bridge_data *bridge);
 void intel_gmch_remove(void);
 
+bool intel_enable_gtt(void);
+
 void intel_gtt_chipset_flush(void);
 void intel_gtt_unmap_memory(struct scatterlist *sg_list, int num_sg);
 void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries);