RDMA/hns: Remove the unused hns_roce_bitmap_free_range function

hns_roce_bitmap_free_range() is only called inside hns_roce_bitmap_free(),
and the input parameter "cnt" is set to a constant 1. In addition, the
driver does not use alloc_range scenarios, so free_range does not need to
exist.

Link: https://lore.kernel.org/r/1623325814-55737-3-git-send-email-liweihang@huawei.com
Signed-off-by: Yangyang Li <liyangyang20@huawei.com>
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

diff --git a/drivers/infiniband/hw/hns/hns_roce_alloc.c b/drivers/infiniband/hw/hns/hns_roce_alloc.c
index 8b68f9375b2c6582b78e8aa0d82666c66979167e..f950ec41a3f0574f69b621426350b797ba2876f2 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_alloc.c
+++ b/drivers/infiniband/hw/hns/hns_roce_alloc.c
@@ -66,20 +66,10 @@ int hns_roce_bitmap_alloc(struct hns_roce_bitmap *bitmap, unsigned long *obj)
 void hns_roce_bitmap_free(struct hns_roce_bitmap *bitmap, unsigned long obj,
                          int rr)
 {
-       hns_roce_bitmap_free_range(bitmap, obj, 1, rr);
-}
-
-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);

diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h
index 94ff7c0587cf618d0e87f5be129f875f3167e764..d8080190116d1f1d77c5dcfeb219fa394ab6f0cb 100644 (file)
--- a/drivers/infiniband/hw/hns/hns_roce_device.h
+++ b/drivers/infiniband/hw/hns/hns_roce_device.h
@@ -1162,9 +1162,6 @@ int hns_roce_bitmap_init(struct hns_roce_bitmap *bitmap, u32 num, u32 mask,
                         u32 reserved_bot, u32 resetrved_top);
 void hns_roce_bitmap_cleanup(struct hns_roce_bitmap *bitmap);
 void hns_roce_cleanup_bitmap(struct hns_roce_dev *hr_dev);
-void hns_roce_bitmap_free_range(struct hns_roce_bitmap *bitmap,
-                               unsigned long obj, int cnt,
-                               int rr);
 
 int hns_roce_create_ah(struct ib_ah *ah, struct rdma_ah_init_attr *init_attr,
                       struct ib_udata *udata);