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/drm_pci.c b/drivers/char/drm/drm_pci.c
index 09ed712..1fd7ff16 100644
--- a/drivers/char/drm/drm_pci.c
+++ b/drivers/char/drm/drm_pci.c
@@ -77,7 +77,7 @@
 	dmah = kmalloc(sizeof(drm_dma_handle_t), GFP_KERNEL);
 	if (!dmah)
 		return NULL;
-	
+
 	dmah->size = size;
 	dmah->vaddr = pci_alloc_consistent(dev->pdev, size, &dmah->busaddr);
 
@@ -106,6 +106,7 @@
 
 	return dmah;
 }
+
 EXPORT_SYMBOL(drm_pci_alloc);
 
 /**
@@ -113,8 +114,7 @@
  *
  * This function is for internal use in the Linux-specific DRM core code.
  */
-void
-__drm_pci_free(drm_device_t * dev, drm_dma_handle_t *dmah)
+void __drm_pci_free(drm_device_t * dev, drm_dma_handle_t * dmah)
 {
 #ifdef DRM_DEBUG_MEMORY
 	int area = DRM_MEM_DMA;
@@ -150,12 +150,12 @@
 /**
  * \brief Free a PCI consistent memory block
  */
-void
-drm_pci_free(drm_device_t *dev, drm_dma_handle_t *dmah)
+void drm_pci_free(drm_device_t * dev, drm_dma_handle_t * dmah)
 {
 	__drm_pci_free(dev, dmah);
 	kfree(dmah);
 }
+
 EXPORT_SYMBOL(drm_pci_free);
 
 /*@}*/