Commit ca31efa8 authored by Daniel Vetter's avatar Daniel Vetter Committed by Dave Airlie
Browse files

drm: kill dead code in drm_mm.c 



Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
Acked-by: default avatarThomas Hellstrom <thellstrom@vmwgfx.com>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent db3307a9

drivers/gpu/drm/drm_mm.c

+0 −45
Original line number Diff line number Diff line
@@ -48,36 +48,6 @@ 


#define MM_UNUSED_TARGET 4



unsigned long drm_mm_tail_space(struct drm_mm *mm)

{

	struct list_head *tail_node;

	struct drm_mm_node *entry;



	tail_node = mm->ml_entry.prev;

	entry = list_entry(tail_node, struct drm_mm_node, ml_entry);

	if (!entry->free)

		return 0;



	return entry->size;

}



int drm_mm_remove_space_from_tail(struct drm_mm *mm, unsigned long size)

{

	struct list_head *tail_node;

	struct drm_mm_node *entry;



	tail_node = mm->ml_entry.prev;

	entry = list_entry(tail_node, struct drm_mm_node, ml_entry);

	if (!entry->free)

		return -ENOMEM;



	if (entry->size <= size)

		return -ENOMEM;



	entry->size -= size;

	return 0;

}



static struct drm_mm_node *drm_mm_kmalloc(struct drm_mm *mm, int atomic)

{

	struct drm_mm_node *child;
@@ -152,21 +122,6 @@ static int drm_mm_create_tail_node(struct drm_mm *mm, 
	return 0;

}



int drm_mm_add_space_to_tail(struct drm_mm *mm, unsigned long size, int atomic)

{

	struct list_head *tail_node;

	struct drm_mm_node *entry;



	tail_node = mm->ml_entry.prev;

	entry = list_entry(tail_node, struct drm_mm_node, ml_entry);

	if (!entry->free) {

		return drm_mm_create_tail_node(mm, entry->start + entry->size,

					       size, atomic);

	}

	entry->size += size;

	return 0;

}



static struct drm_mm_node *drm_mm_split_at_start(struct drm_mm_node *parent,

						 unsigned long size,

						 int atomic)