diff options
Diffstat (limited to 'drivers/infiniband/ulp/iser/iscsi_iser.h')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iscsi_iser.h | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.h b/drivers/infiniband/ulp/iser/iscsi_iser.h index 011003f0425..99fc8b89964 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.h +++ b/drivers/infiniband/ulp/iser/iscsi_iser.h @@ -134,6 +134,15 @@ ISER_MAX_TX_MISC_PDUS + \ ISER_MAX_RX_MISC_PDUS) +/* Max registration work requests per command */ +#define ISER_MAX_REG_WR_PER_CMD 5 + +/* For Signature we don't support DATAOUTs so no need to make room for them */ +#define ISER_QP_SIG_MAX_REQ_DTOS (ISER_DEF_XMIT_CMDS_MAX * \ + (1 + ISER_MAX_REG_WR_PER_CMD) + \ + ISER_MAX_TX_MISC_PDUS + \ + ISER_MAX_RX_MISC_PDUS) + #define ISER_VER 0x10 #define ISER_WSV 0x08 #define ISER_RSV 0x04 @@ -281,7 +290,16 @@ struct iser_device { }; enum iser_reg_indicator { - ISER_DATA_KEY_VALID = 1 << 0, + ISER_DATA_KEY_VALID = 1 << 0, + ISER_PROT_KEY_VALID = 1 << 1, + ISER_SIG_KEY_VALID = 1 << 2, + ISER_FASTREG_PROTECTED = 1 << 3, +}; + +struct iser_pi_context { + struct ib_mr *prot_mr; + struct ib_fast_reg_page_list *prot_frpl; + struct ib_mr *sig_mr; }; struct fast_reg_descriptor { @@ -289,6 +307,7 @@ struct fast_reg_descriptor { /* For fast registration - FRWR */ struct ib_mr *data_mr; struct ib_fast_reg_page_list *data_frpl; + struct iser_pi_context *pi_ctx; /* registration indicators container */ u8 reg_indicators; }; |