drm: lindent the drm directory.

I've been threatening this for a while, so no point hanging around.
This lindents the DRM code which was always really bad in tabbing department.
I've also fixed some misnamed files in comments and removed some trailing
whitespace.

Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/sis_drv.h b/drivers/char/drm/sis_drv.h
index 5be36b5..4ef3d62 100644
--- a/drivers/char/drm/sis_drv.h
+++ b/drivers/char/drm/sis_drv.h
@@ -10,11 +10,11 @@
  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  * and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
- * 
+ *
  * The above copyright notice and this permission notice (including the next
  * paragraph) shall be included in all copies or substantial portions of the
  * Software.
- * 
+ *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
@@ -22,7 +22,7 @@
  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
- * 
+ *
  */
 
 #ifndef _SIS_DRV_H_
@@ -46,7 +46,7 @@
 	memHeap_t *FBHeap;
 } drm_sis_private_t;
 
-extern int sis_init_context(drm_device_t *dev, int context);
-extern int sis_final_context(drm_device_t *dev, int context);
+extern int sis_init_context(drm_device_t * dev, int context);
+extern int sis_final_context(drm_device_t * dev, int context);
 
 #endif