drm: add 32/64 support for MGA/R128/i915

This adds compatiblity ioctls for mga/r128 and i915 DRM drivers.

From: Paul Mackerras, David Airlie, Alan Hourihane, Egbert Eich.
Signed-off-by: David Airlie <airlied@linux.ie>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h
index fa940d64b85d..3a21223267cb 100644
--- a/drivers/char/drm/i915_drv.h
+++ b/drivers/char/drm/i915_drv.h
@@ -130,6 +130,10 @@ extern void i915_mem_takedown(struct mem_block **heap);
 extern void i915_mem_release(drm_device_t * dev,
                              DRMFILE filp, struct mem_block *heap);
 
+extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
+                              unsigned long arg)
+
+
 #define I915_READ(reg)          DRM_READ32(dev_priv->mmio_map, reg)
 #define I915_WRITE(reg,val)     DRM_WRITE32(dev_priv->mmio_map, reg, val)
 #define I915_READ16(reg)        DRM_READ16(dev_priv->mmio_map, reg)