X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fgpu%2Fdrm%2Fi915%2Fi915_dma.c;h=851a2f8ed6e650b5ff2ac376bc829220e9aad6ba;hb=34dc4d4423dc342848d72be764832cbc0852854a;hp=bf7d601fc37d6c56fa569efe089e6ba7e4f3c7b0;hpb=3d8620cc5f8538364ee152811e2bd8713abb1d58;p=pandora-kernel.git

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index bf7d601fc37d..851a2f8ed6e6 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1358,17 +1358,29 @@ static void i915_setup_compression(struct drm_device *dev, int size)
 	dev_priv->cfb_size = size;
 
 	intel_disable_fbc(dev);
+	dev_priv->compressed_fb = compressed_fb;
+
 	if (IS_GM45(dev)) {
 		I915_WRITE(DPFC_CB_BASE, compressed_fb->start);
 	} else {
 		I915_WRITE(FBC_CFB_BASE, cfb_base);
 		I915_WRITE(FBC_LL_BASE, ll_base);
+		dev_priv->compressed_llb = compressed_llb;
 	}
 
 	DRM_DEBUG("FBC base 0x%08lx, ll base 0x%08lx, size %dM\n", cfb_base,
 		  ll_base, size >> 20);
 }
 
+static void i915_cleanup_compression(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	drm_mm_put_block(dev_priv->compressed_fb);
+	if (!IS_GM45(dev))
+		drm_mm_put_block(dev_priv->compressed_llb);
+}
+
 /* true = enable decode, false = disable decoder */
 static unsigned int i915_vga_set_decode(void *cookie, bool state)
 {
@@ -1788,6 +1800,8 @@ int i915_driver_unload(struct drm_device *dev)
 		mutex_lock(&dev->struct_mutex);
 		i915_gem_cleanup_ringbuffer(dev);
 		mutex_unlock(&dev->struct_mutex);
+		if (I915_HAS_FBC(dev) && i915_powersave)
+			i915_cleanup_compression(dev);
 		drm_mm_takedown(&dev_priv->vram);
 		i915_gem_lastclose(dev);