diff options
author | Yixian Liu <liuyixian@huawei.com> | 2018-10-05 17:53:24 +0800 |
---|---|---|
committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-10-16 00:17:08 -0600 |
commit | 68a997c5d28c581ae23594eb8a1420d834c30d24 (patch) | |
tree | 802dbfe91c2a714844365f5eff74e49de1ef6428 /drivers/infiniband/hw/hns/hns_roce_device.h | |
parent | 5df950994934814a8b91f0cf9f653842d2ba082d (diff) | |
download | talos-op-linux-68a997c5d28c581ae23594eb8a1420d834c30d24.tar.gz talos-op-linux-68a997c5d28c581ae23594eb8a1420d834c30d24.zip |
RDMA/hns: Add FRMR support for hip08
This patch adds fast register physical memory region (FRMR) support for
hip08.
Signed-off-by: Yixian Liu <liuyixian@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/hns/hns_roce_device.h')
-rw-r--r-- | drivers/infiniband/hw/hns/hns_roce_device.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index de9b8e391563..d39bdfdb5de9 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -88,8 +88,11 @@ #define BITMAP_RR 1 #define MR_TYPE_MR 0x00 +#define MR_TYPE_FRMR 0x01 #define MR_TYPE_DMA 0x03 +#define HNS_ROCE_FRMR_MAX_PA 512 + #define PKEY_ID 0xffff #define GUID_LEN 8 #define NODE_DESC_SIZE 64 @@ -194,6 +197,7 @@ enum { HNS_ROCE_CAP_FLAG_RECORD_DB = BIT(3), HNS_ROCE_CAP_FLAG_SQ_RECORD_DB = BIT(4), HNS_ROCE_CAP_FLAG_MW = BIT(7), + HNS_ROCE_CAP_FLAG_FRMR = BIT(8), HNS_ROCE_CAP_FLAG_ATOMIC = BIT(10), }; @@ -308,6 +312,7 @@ struct hns_roce_mr { u32 key; /* Key of MR */ u32 pd; /* PD num of MR */ u32 access;/* Access permission of MR */ + u32 npages; int enabled; /* MR's active status */ int type; /* MR's register type */ u64 *pbl_buf;/* MR's PBL space */ @@ -773,6 +778,7 @@ struct hns_roce_hw { struct hns_roce_mr *mr, int flags, u32 pdn, int mr_access_flags, u64 iova, u64 size, void *mb_buf); + int (*frmr_write_mtpt)(void *mb_buf, struct hns_roce_mr *mr); int (*mw_write_mtpt)(void *mb_buf, struct hns_roce_mw *mw); void (*write_cqc)(struct hns_roce_dev *hr_dev, struct hns_roce_cq *hr_cq, void *mb_buf, u64 *mtts, @@ -983,6 +989,10 @@ struct ib_mr *hns_roce_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, int hns_roce_rereg_user_mr(struct ib_mr *mr, int flags, u64 start, u64 length, u64 virt_addr, int mr_access_flags, struct ib_pd *pd, struct ib_udata *udata); +struct ib_mr *hns_roce_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type, + u32 max_num_sg); +int hns_roce_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents, + unsigned int *sg_offset); int hns_roce_dereg_mr(struct ib_mr *ibmr); int hns_roce_hw2sw_mpt(struct hns_roce_dev *hr_dev, struct hns_roce_cmd_mailbox *mailbox, |