diff options
Diffstat (limited to 'drivers/gpu/drm/drm_mm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_mm.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index b75eb55f6084..a5a7a16c4301 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -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) |