RDMA/hns: Remove redundant 'num_mtt_segs' and 'max_extend_sg'

mainline inclusion
from mainline-v6.1-rc1
commit 5436272c
category: cleanup
bugzilla: https://gitee.com/openeuler/kernel/issues/I7A4LC
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5436272c8cf4eb420fdb3926ec07560051c8fd11

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The num_mtt_segs and max_extend_sg used to be used for HIP06,
remove them since the HIP06 code has been removed.

Link: https://lore.kernel.org/r/20220922123315.3732205-9-xuhaoyue1@hisilicon.comSigned-off-by: NYangyang Li <liyangyang20@huawei.com>
Signed-off-by: NHaoyue Xu <xuhaoyue1@hisilicon.com>
Signed-off-by: NJason Gunthorpe <jgg@nvidia.com>
Signed-off-by: NZhou Juan <nnuzj07170227@163.com>
(cherry picked from commit c08f6dd3)

drivers/infiniband/hw/hns/hns_roce_device.h

@@ -794,7 +794,7 @@ struct hns_roce_caps {
 	u32		max_sq_sg;
 	u32		max_sq_inline;
 	u32		max_rq_sg;
-	u32		max_extend_sg;
+	u32		rsv0;
 	u32		num_qps;
 	u32		reserved_qps;
 	int		num_qpc_timer;
@@ -817,7 +817,7 @@ struct hns_roce_caps {
 	int		num_comp_vectors;
 	int		num_other_vectors;
 	u32		num_mtpts;
-	u32		num_mtt_segs;
+	u32		rsv1;
 	u32		num_srqwqe_segs;
 	u32		num_idx_segs;
 	int		reserved_mrws;

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

@@ -2257,7 +2257,6 @@ static void apply_func_caps(struct hns_roce_dev *hr_dev)
 	caps->qpc_timer_hop_num = HNS_ROCE_HOP_NUM_0;
 	caps->cqc_timer_hop_num = HNS_ROCE_HOP_NUM_0;
 
-	caps->num_mtt_segs = HNS_ROCE_V2_MAX_MTT_SEGS;
 	caps->num_srqwqe_segs = HNS_ROCE_V2_MAX_SRQWQE_SEGS;
 	caps->num_idx_segs = HNS_ROCE_V2_MAX_IDX_SEGS;
 
@@ -2347,7 +2346,6 @@ static int hns_roce_query_caps(struct hns_roce_dev *hr_dev)
 	caps->max_sq_inline = le16_to_cpu(resp_a->max_sq_inline);
 	caps->max_rq_sg = le16_to_cpu(resp_a->max_rq_sg);
 	caps->max_rq_sg = roundup_pow_of_two(caps->max_rq_sg);
-	caps->max_extend_sg = le32_to_cpu(resp_a->max_extend_sg);
 	caps->num_qpc_timer = le16_to_cpu(resp_a->num_qpc_timer);
 	caps->max_srq_sges = le16_to_cpu(resp_a->max_srq_sges);
 	caps->max_srq_sges = roundup_pow_of_two(caps->max_srq_sges);

drivers/infiniband/hw/hns/hns_roce_hw_v2.h

@@ -39,7 +39,6 @@
 #define HNS_ROCE_V2_MTT_ENTRY_SZ		64
 #define HNS_ROCE_V2_AEQE_VEC_NUM		1
 #define HNS_ROCE_V2_ABNORMAL_VEC_NUM		1
-#define HNS_ROCE_V2_MAX_MTT_SEGS		0x1000000
 #define HNS_ROCE_V2_MAX_SRQWQE_SEGS		0x1000000
 #define HNS_ROCE_V2_MAX_IDX_SEGS		0x1000000
 
@@ -1153,7 +1152,7 @@ struct hns_roce_query_pf_caps_a {
 	__le16 max_sq_sg;
 	__le16 max_sq_inline;
 	__le16 max_rq_sg;
-	__le32 max_extend_sg;
+	__le32 rsv0;
 	__le16 num_qpc_timer;
 	__le16 num_cqc_timer;
 	__le16 max_srq_sges;