Commit 30661322 authored by Weihang Li's avatar Weihang Li Committed by Jason Gunthorpe
Browse files

RDMA/hns: Extend capability flags for HIP08_C 

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: default avatarWeihang Li <liweihang@huawei.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 17793833

drivers/infiniband/hw/hns/hns_roce_device.h

+2 −0
Original line number Diff line number Diff line
@@ -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),

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+3 −0
Original line number Diff line number Diff line
@@ -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);

drivers/infiniband/hw/hns/hns_roce_hw_v2.h

+1 −1
Original line number Diff line number Diff line
@@ -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;