!1671 Backport bugfixes for RDMA/hns from mainline linux

Merge Pull Request from: @stinft 
 
https://gitee.com/openeuler/kernel/issues/I76PRT
https://gitee.com/openeuler/kernel/issues/I76PUJ
https://gitee.com/openeuler/kernel/issues/I76PY9
https://gitee.com/openeuler/kernel/issues/I7R61Q
https://gitee.com/openeuler/kernel/issues/I7RKQ1 
 
Link:https://gitee.com/openeuler/kernel/pulls/1671 

Reviewed-by: Chengchang Tang <tangchengchang@huawei.com> 
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com> 

drivers/infiniband/hw/hns/hns_roce_hem.c

@@ -942,7 +942,7 @@ void hns_roce_cleanup_hem_table(struct hns_roce_dev *hr_dev,
 			obj = i * table->table_chunk_size / table->obj_size;
 			ret = hr_dev->hw->clear_hem(hr_dev, table, obj, 0);
 			if (ret)
-				dev_err(dev, "Clear HEM base address failed, ret = %d.\n",
+				dev_err(dev, "clear HEM base address failed, ret = %d.\n",
 					ret);
 
 			hns_roce_free_hem(hr_dev, table->hem[i]);

drivers/infiniband/hw/hns/hns_roce_hw_v2.h

@@ -42,7 +42,7 @@
 #define HNS_ROCE_V2_MAX_SRQWQE_SEGS		0x1000000
 #define HNS_ROCE_V2_MAX_IDX_SEGS		0x1000000
 
-#define HNS_ROCE_V2_QP_ACK_TIMEOUT_OFS_HIP08    10
+#define HNS_ROCE_V2_QP_ACK_TIMEOUT_OFS_HIP08	10
 
 #define HNS_ROCE_V3_SCCC_SZ			64
 #define HNS_ROCE_V3_GMV_ENTRY_SZ		32

drivers/infiniband/hw/hns/hns_roce_mr.c

@@ -1073,40 +1073,40 @@ static int mtr_init_buf_cfg(struct hns_roce_dev *hr_dev,
 
 static u64 cal_pages_per_l1ba(unsigned int ba_per_bt, unsigned int hopnum)
 {
-	return int_pow(ba_per_bt, hopnum - 1);
+       return int_pow(ba_per_bt, hopnum - 1);
 }
 
 static unsigned int cal_best_bt_pg_sz(struct hns_roce_dev *hr_dev,
-				      struct hns_roce_mtr *mtr,
-				      unsigned int pg_shift)
+                                     struct hns_roce_mtr *mtr,
+                                     unsigned int pg_shift)
 {
-	unsigned long cap = hr_dev->caps.page_size_cap;
-	struct hns_roce_buf_region *re;
-	unsigned int pgs_per_l1ba;
-	unsigned int ba_per_bt;
-	unsigned int ba_num;
-	int i;
-
-	for_each_set_bit_from(pg_shift, &cap, sizeof(cap) * BITS_PER_BYTE) {
-		if (!(BIT(pg_shift) & cap))
-			continue;
-
-		ba_per_bt = BIT(pg_shift) / BA_BYTE_LEN;
-		ba_num = 0;
-		for (i = 0; i < mtr->hem_cfg.region_count; i++) {
-			re = &mtr->hem_cfg.region[i];
-			if (re->hopnum == 0)
-				continue;
-
-			pgs_per_l1ba = cal_pages_per_l1ba(ba_per_bt, re->hopnum);
-			ba_num += DIV_ROUND_UP(re->count, pgs_per_l1ba);
-		}
-
-		if (ba_num <= ba_per_bt)
-			return pg_shift;
-	}
-
-	return 0;
+       unsigned long cap = hr_dev->caps.page_size_cap;
+       struct hns_roce_buf_region *re;
+       unsigned int pgs_per_l1ba;
+       unsigned int ba_per_bt;
+       unsigned int ba_num;
+       int i;
+
+       for_each_set_bit_from(pg_shift, &cap, sizeof(cap) * BITS_PER_BYTE) {
+               if (!(BIT(pg_shift) & cap))
+                       continue;
+
+               ba_per_bt = BIT(pg_shift) / BA_BYTE_LEN;
+               ba_num = 0;
+               for (i = 0; i < mtr->hem_cfg.region_count; i++) {
+                       re = &mtr->hem_cfg.region[i];
+                       if (re->hopnum == 0)
+                               continue;
+
+                       pgs_per_l1ba = cal_pages_per_l1ba(ba_per_bt, re->hopnum);
+                       ba_num += DIV_ROUND_UP(re->count, pgs_per_l1ba);
+               }
+
+               if (ba_num <= ba_per_bt)
+                       return pg_shift;
+       }
+
+       return 0;
 }
 
 static int mtr_alloc_mtt(struct hns_roce_dev *hr_dev, struct hns_roce_mtr *mtr,