i915: add backwards compat chipset flushing code

1 files changed, 6 insertions, 0 deletions

diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 24a4ec4a..5d0c0001 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -1317,6 +1317,9 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	ret = drm_addmap(dev, base, size, _DRM_REGISTERS, _DRM_KERNEL,
 			 &dev_priv->mmio_map);
 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
+	intel_init_chipset_flush_compat(dev);
+#endif
 	return ret;
 }
 
@@ -1329,6 +1332,9 @@ int i915_driver_unload(struct drm_device *dev)
 
 	drm_free(dev->dev_private, sizeof(drm_i915_private_t),
 		 DRM_MEM_DRIVER);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,25)
+	intel_fini_chipset_flush_compat(dev);
+#endif
 	return 0;
 }