diff options
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/ulp/isert/ib_isert.c | 33 |
1 files changed, 16 insertions, 17 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index da8ff124762..73092756460 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -2626,41 +2626,40 @@ se2ib_prot_type(enum target_prot_type prot_type) } } +static inline void +isert_set_dif_domain(struct se_cmd *se_cmd, struct ib_sig_attrs *sig_attrs, + struct ib_sig_domain *domain) +{ + enum ib_t10_dif_type ib_prot_type = se2ib_prot_type(se_cmd->prot_type); + + domain->sig.dif.type = ib_prot_type; + domain->sig.dif.bg_type = IB_T10DIF_CRC; + domain->sig.dif.pi_interval = se_cmd->se_dev->dev_attrib.block_size; + domain->sig.dif.ref_tag = se_cmd->reftag_seed; +}; + static int isert_set_sig_attrs(struct se_cmd *se_cmd, struct ib_sig_attrs *sig_attrs) { - enum ib_t10_dif_type ib_prot_type = se2ib_prot_type(se_cmd->prot_type); sig_attrs->mem.sig_type = IB_SIG_TYPE_T10_DIF; sig_attrs->wire.sig_type = IB_SIG_TYPE_T10_DIF; - sig_attrs->mem.sig.dif.pi_interval = - se_cmd->se_dev->dev_attrib.block_size; - sig_attrs->wire.sig.dif.pi_interval = - se_cmd->se_dev->dev_attrib.block_size; switch (se_cmd->prot_op) { case TARGET_PROT_DIN_INSERT: case TARGET_PROT_DOUT_STRIP: sig_attrs->mem.sig.dif.type = IB_T10DIF_NONE; - sig_attrs->wire.sig.dif.type = ib_prot_type; - sig_attrs->wire.sig.dif.bg_type = IB_T10DIF_CRC; - sig_attrs->wire.sig.dif.ref_tag = se_cmd->reftag_seed; + isert_set_dif_domain(se_cmd, sig_attrs, &sig_attrs->wire); break; case TARGET_PROT_DOUT_INSERT: case TARGET_PROT_DIN_STRIP: - sig_attrs->mem.sig.dif.type = ib_prot_type; - sig_attrs->mem.sig.dif.bg_type = IB_T10DIF_CRC; - sig_attrs->mem.sig.dif.ref_tag = se_cmd->reftag_seed; sig_attrs->wire.sig.dif.type = IB_T10DIF_NONE; + isert_set_dif_domain(se_cmd, sig_attrs, &sig_attrs->mem); break; case TARGET_PROT_DIN_PASS: case TARGET_PROT_DOUT_PASS: - sig_attrs->mem.sig.dif.type = ib_prot_type; - sig_attrs->mem.sig.dif.bg_type = IB_T10DIF_CRC; - sig_attrs->mem.sig.dif.ref_tag = se_cmd->reftag_seed; - sig_attrs->wire.sig.dif.type = ib_prot_type; - sig_attrs->wire.sig.dif.bg_type = IB_T10DIF_CRC; - sig_attrs->wire.sig.dif.ref_tag = se_cmd->reftag_seed; + isert_set_dif_domain(se_cmd, sig_attrs, &sig_attrs->wire); + isert_set_dif_domain(se_cmd, sig_attrs, &sig_attrs->mem); break; default: pr_err("Unsupported PI operation %d\n", se_cmd->prot_op); |