diff options
Diffstat (limited to 'include/rdma/ib_verbs.h')
| -rw-r--r-- | include/rdma/ib_verbs.h | 42 |
1 files changed, 23 insertions, 19 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 7ccef342f72..470a011d6fa 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -491,20 +491,14 @@ struct ib_mr_init_attr { u32 flags; }; -enum ib_signature_type { - IB_SIG_TYPE_T10_DIF, -}; - /** - * T10-DIF Signature types - * T10-DIF types are defined by SCSI - * specifications. + * Signature types + * IB_SIG_TYPE_NONE: Unprotected. + * IB_SIG_TYPE_T10_DIF: Type T10-DIF */ -enum ib_t10_dif_type { - IB_T10DIF_NONE, - IB_T10DIF_TYPE1, - IB_T10DIF_TYPE2, - IB_T10DIF_TYPE3 +enum ib_signature_type { + IB_SIG_TYPE_NONE, + IB_SIG_TYPE_T10_DIF, }; /** @@ -520,24 +514,26 @@ enum ib_t10_dif_bg_type { /** * struct ib_t10_dif_domain - Parameters specific for T10-DIF * domain. - * @type: T10-DIF type (0|1|2|3) * @bg_type: T10-DIF block guard type (CRC|CSUM) * @pi_interval: protection information interval. * @bg: seed of guard computation. * @app_tag: application tag of guard block * @ref_tag: initial guard block reference tag. - * @type3_inc_reftag: T10-DIF type 3 does not state - * about the reference tag, it is the user - * choice to increment it or not. + * @ref_remap: Indicate wethear the reftag increments each block + * @app_escape: Indicate to skip block check if apptag=0xffff + * @ref_escape: Indicate to skip block check if reftag=0xffffffff + * @apptag_check_mask: check bitmask of application tag. */ struct ib_t10_dif_domain { - enum ib_t10_dif_type type; enum ib_t10_dif_bg_type bg_type; u16 pi_interval; u16 bg; u16 app_tag; u32 ref_tag; - bool type3_inc_reftag; + bool ref_remap; + bool app_escape; + bool ref_escape; + u16 apptag_check_mask; }; /** @@ -1097,7 +1093,8 @@ struct ib_mr_attr { enum ib_mr_rereg_flags { IB_MR_REREG_TRANS = 1, IB_MR_REREG_PD = (1<<1), - IB_MR_REREG_ACCESS = (1<<2) + IB_MR_REREG_ACCESS = (1<<2), + IB_MR_REREG_SUPPORTED = ((IB_MR_REREG_ACCESS << 1) - 1) }; /** @@ -1547,6 +1544,13 @@ struct ib_device { u64 virt_addr, int mr_access_flags, struct ib_udata *udata); + int (*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); int (*query_mr)(struct ib_mr *mr, struct ib_mr_attr *mr_attr); int (*dereg_mr)(struct ib_mr *mr); |