RDMA/hns: Remove unused RR mechanism

[linux-2.6-microblaze.git] / drivers / infiniband / hw / hns / hns_roce_alloc.c

diff --git a/drivers/infiniband/hw/hns/hns_roce_alloc.c b/drivers/infiniband/hw/hns/hns_roce_alloc.c
index 51374b6..eef5df1 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_alloc.c
+++ b/drivers/infiniband/hw/hns/hns_roce_alloc.c
@@ -63,65 +63,14 @@ int hns_roce_bitmap_alloc(struct hns_roce_bitmap *bitmap, unsigned long *obj)
        return ret;
 }
 
-void hns_roce_bitmap_free(struct hns_roce_bitmap *bitmap, unsigned long obj,
-                         int rr)
+void hns_roce_bitmap_free(struct hns_roce_bitmap *bitmap, unsigned long obj)
 {
-       hns_roce_bitmap_free_range(bitmap, obj, 1, rr);
-}
-
-int hns_roce_bitmap_alloc_range(struct hns_roce_bitmap *bitmap, int cnt,
-                               int align, unsigned long *obj)
-{
-       int ret = 0;
-       int i;
-
-       if (likely(cnt == 1 && align == 1))
-               return hns_roce_bitmap_alloc(bitmap, obj);
-
-       spin_lock(&bitmap->lock);
-
-       *obj = bitmap_find_next_zero_area(bitmap->table, bitmap->max,
-                                         bitmap->last, cnt, align - 1);
-       if (*obj >= bitmap->max) {
-               bitmap->top = (bitmap->top + bitmap->max + bitmap->reserved_top)
-                              & bitmap->mask;
-               *obj = bitmap_find_next_zero_area(bitmap->table, bitmap->max, 0,
-                                                 cnt, align - 1);
-       }
-
-       if (*obj < bitmap->max) {
-               for (i = 0; i < cnt; i++)
-                       set_bit(*obj + i, bitmap->table);
-
-               if (*obj == bitmap->last) {
-                       bitmap->last = (*obj + cnt);
-                       if (bitmap->last >= bitmap->max)
-                               bitmap->last = 0;
-               }
-               *obj |= bitmap->top;
-       } else {
-               ret = -EINVAL;
-       }
-
-       spin_unlock(&bitmap->lock);
-
-       return ret;
-}
-
-void hns_roce_bitmap_free_range(struct hns_roce_bitmap *bitmap,
-                               unsigned long obj, int cnt,
-                               int rr)
-{
-       int i;
-
        obj &= bitmap->max + bitmap->reserved_top - 1;
 
        spin_lock(&bitmap->lock);
-       for (i = 0; i < cnt; i++)
-               clear_bit(obj + i, bitmap->table);
+       clear_bit(obj, bitmap->table);
 
-       if (!rr)
-               bitmap->last = min(bitmap->last, obj);
+       bitmap->last = min(bitmap->last, obj);
        bitmap->top = (bitmap->top + bitmap->max + bitmap->reserved_top)
                       & bitmap->mask;
        spin_unlock(&bitmap->lock);