drm/i915: Set up an MTRR covering the GTT at driver load.

[safe/jmp/linux-2.6] / drivers / gpu / drm / i915 / i915_gem.c

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index a590d61..af8034d 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3229,10 +3229,6 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
                dev_priv->mm.wedged = 0;
        }
 
-       dev_priv->mm.gtt_mapping = io_mapping_create_wc(dev->agp->base,
-                                                       dev->agp->agp_info.aper_size
-                                                       * 1024 * 1024);
-
        mutex_lock(&dev->struct_mutex);
        dev_priv->mm.suspended = 0;
 
@@ -3255,7 +3251,6 @@ int
 i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
                       struct drm_file *file_priv)
 {
-       drm_i915_private_t *dev_priv = dev->dev_private;
        int ret;
 
        if (drm_core_check_feature(dev, DRIVER_MODESET))
@@ -3264,7 +3259,6 @@ i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
        ret = i915_gem_idle(dev);
        drm_irq_uninstall(dev);
 
-       io_mapping_free(dev_priv->mm.gtt_mapping);
        return ret;
 }