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RDMA/hns: Extend capability flags for HIP08_C

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12 bits is not enough for HIP08_C, so extend a new field in length of 16
bits for it.

Link: https://lore.kernel.org/r/1588674607-25337-3-git-send-email-liweihang@huawei.com
Signed-off-by: Weihang Li <liweihang@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Weihang Li 2020-05-05 18:30:06 +08:00 committed by Jason Gunthorpe
parent 17793833f8
commit 30661322b8
3 changed files with 6 additions and 1 deletions
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2
drivers/infiniband/hw/hns/hns_roce_device.h
View File

@ -209,6 +209,8 @@ enum {
HNS_ROCE_OPCODE_RDMA_WITH_IMM_RECEIVE = 0x07,
};
#define HNS_ROCE_CAP_FLAGS_EX_SHIFT 12
enum {
HNS_ROCE_CAP_FLAG_REREG_MR = BIT(0),
HNS_ROCE_CAP_FLAG_ROCE_V1_V2 = BIT(1),

3
drivers/infiniband/hw/hns/hns_roce_hw_v2.c
View File

@ -1887,6 +1887,9 @@ static int hns_roce_query_pf_caps(struct hns_roce_dev *hr_dev)
caps->flags = roce_get_field(resp_c->cap_flags_num_pds,
V2_QUERY_PF_CAPS_C_CAP_FLAGS_M,
V2_QUERY_PF_CAPS_C_CAP_FLAGS_S);
caps->flags |= le16_to_cpu(resp_d->cap_flags_ex) <<
HNS_ROCE_CAP_FLAGS_EX_SHIFT;
caps->num_cqs = 1 << roce_get_field(resp_c->max_gid_num_cqs,
V2_QUERY_PF_CAPS_C_NUM_CQS_M,
V2_QUERY_PF_CAPS_C_NUM_CQS_S);

2
drivers/infiniband/hw/hns/hns_roce_hw_v2.h
View File

@ -1647,7 +1647,7 @@ struct hns_roce_query_pf_caps_c {
struct hns_roce_query_pf_caps_d {
__le32 wq_hop_num_max_srqs;
__le16 srq_depth;
__le16 rsv;
__le16 cap_flags_ex;
__le32 num_ceqs_ceq_depth;
__le32 arm_st_aeq_depth;
__le32 num_uars_rsv_pds;