From 546fc854d0faa76358d1deffd2c4f6b8598bf5f2 Mon Sep 17 00:00:00 2001 From: James Smart Date: Fri, 11 Mar 2011 16:06:29 -0500 Subject: [SCSI] lpfc 8.3.22: FC Discovery fixes FC Discovery fixes - In lpfc_sli4_bpl2sgl byte swapping the SGL in word2. - In lpfc_sli4_iocb2wqe byteswap the data for CMD_GEN_REQUEST64_CR type WQE. - In lpfc_sli4_seq_abort_acc do not set the oxid into the iocb's xritag field. - In lpfc_sli4_seq_abort_acc check the return value of lpfc_sli_issue_iocb. - Inprove messages in this area. Signed-off-by: Alex Iannicelli Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_hw.h | 2 +- drivers/scsi/lpfc/lpfc_hw4.h | 12 +++++- drivers/scsi/lpfc/lpfc_sli.c | 99 ++++++++++++++++++++++++++++++-------------- 3 files changed, 81 insertions(+), 32 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index c3a0e62..95f11ed 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -3632,7 +3632,7 @@ typedef struct _IOCB { /* IOCB structure */ ASYNCSTAT_FIELDS asyncstat; /* async_status iocb */ QUE_XRI64_CX_FIELDS quexri64cx; /* que_xri64_cx fields */ struct rcv_seq64 rcvseq64; /* RCV_SEQ64 and RCV_CONT64 */ - struct sli4_bls_acc bls_acc; /* UNSOL ABTS BLS_ACC params */ + struct sli4_bls_rsp bls_rsp; /* UNSOL ABTS BLS_RSP params */ uint32_t ulpWord[IOCB_WORD_SZ - 2]; /* generic 6 'words' */ } un; union { diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index b42b699..8433ac0 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -215,7 +215,7 @@ struct lpfc_sli4_flags { #define lpfc_fip_flag_WORD word0 }; -struct sli4_bls_acc { +struct sli4_bls_rsp { uint32_t word0_rsvd; /* Word0 must be reserved */ uint32_t word1; #define lpfc_abts_orig_SHIFT 0 @@ -231,6 +231,16 @@ struct sli4_bls_acc { #define lpfc_abts_oxid_MASK 0x0000FFFF #define lpfc_abts_oxid_WORD word2 uint32_t word3; +#define lpfc_vndr_code_SHIFT 0 +#define lpfc_vndr_code_MASK 0x000000FF +#define lpfc_vndr_code_WORD word3 +#define lpfc_rsn_expln_SHIFT 8 +#define lpfc_rsn_expln_MASK 0x000000FF +#define lpfc_rsn_expln_WORD word3 +#define lpfc_rsn_code_SHIFT 16 +#define lpfc_rsn_code_MASK 0x000000FF +#define lpfc_rsn_code_WORD word3 + uint32_t word4; uint32_t word5_rsvd; /* Word5 must be reserved */ }; diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 3218c18..cca5f2d 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -6311,7 +6311,6 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, bf_set(lpfc_sli4_sge_last, sgl, 1); else bf_set(lpfc_sli4_sge_last, sgl, 0); - sgl->word2 = cpu_to_le32(sgl->word2); /* swap the size field back to the cpu so we * can assign it to the sgl. */ @@ -6331,6 +6330,7 @@ lpfc_sli4_bpl2sgl(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq, bf_set(lpfc_sli4_sge_offset, sgl, offset); offset += bde.tus.f.bdeSize; } + sgl->word2 = cpu_to_le32(sgl->word2); bpl++; sgl++; } @@ -6576,9 +6576,9 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, numBdes = iocbq->iocb.un.genreq64.bdl.bdeSize / sizeof(struct ulp_bde64); for (i = 0; i < numBdes; i++) { - if (bpl[i].tus.f.bdeFlags != BUFF_TYPE_BDE_64) - break; bde.tus.w = le32_to_cpu(bpl[i].tus.w); + if (bde.tus.f.bdeFlags != BUFF_TYPE_BDE_64) + break; xmit_len += bde.tus.f.bdeSize; } /* word3 iocb=IO_TAG wqe=request_payload_len */ @@ -6668,15 +6668,15 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, xritag = 0; break; case CMD_XMIT_BLS_RSP64_CX: - /* As BLS ABTS-ACC WQE is very different from other WQEs, + /* As BLS ABTS RSP WQE is very different from other WQEs, * we re-construct this WQE here based on information in * iocbq from scratch. */ memset(wqe, 0, sizeof(union lpfc_wqe)); /* OX_ID is invariable to who sent ABTS to CT exchange */ bf_set(xmit_bls_rsp64_oxid, &wqe->xmit_bls_rsp, - bf_get(lpfc_abts_oxid, &iocbq->iocb.un.bls_acc)); - if (bf_get(lpfc_abts_orig, &iocbq->iocb.un.bls_acc) == + bf_get(lpfc_abts_oxid, &iocbq->iocb.un.bls_rsp)); + if (bf_get(lpfc_abts_orig, &iocbq->iocb.un.bls_rsp) == LPFC_ABTS_UNSOL_INT) { /* ABTS sent by initiator to CT exchange, the * RX_ID field will be filled with the newly @@ -6690,7 +6690,7 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, * RX_ID from ABTS. */ bf_set(xmit_bls_rsp64_rxid, &wqe->xmit_bls_rsp, - bf_get(lpfc_abts_rxid, &iocbq->iocb.un.bls_acc)); + bf_get(lpfc_abts_rxid, &iocbq->iocb.un.bls_rsp)); } bf_set(xmit_bls_rsp64_seqcnthi, &wqe->xmit_bls_rsp, 0xffff); bf_set(wqe_xmit_bls_pt, &wqe->xmit_bls_rsp.wqe_dest, 0x1); @@ -6701,6 +6701,15 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq, LPFC_WQE_LENLOC_NONE); /* Overwrite the pre-set comnd type with OTHER_COMMAND */ command_type = OTHER_COMMAND; + if (iocbq->iocb.un.xseq64.w5.hcsw.Rctl == FC_RCTL_BA_RJT) { + bf_set(xmit_bls_rsp64_rjt_vspec, &wqe->xmit_bls_rsp, + bf_get(lpfc_vndr_code, &iocbq->iocb.un.bls_rsp)); + bf_set(xmit_bls_rsp64_rjt_expc, &wqe->xmit_bls_rsp, + bf_get(lpfc_rsn_expln, &iocbq->iocb.un.bls_rsp)); + bf_set(xmit_bls_rsp64_rjt_rsnc, &wqe->xmit_bls_rsp, + bf_get(lpfc_rsn_code, &iocbq->iocb.un.bls_rsp)); + } + break; case CMD_XRI_ABORTED_CX: case CMD_CREATE_XRI_CR: /* Do we expect to use this? */ @@ -6749,7 +6758,8 @@ __lpfc_sli_issue_iocb_s4(struct lpfc_hba *phba, uint32_t ring_number, if (piocb->sli4_xritag == NO_XRI) { if (piocb->iocb.ulpCommand == CMD_ABORT_XRI_CN || - piocb->iocb.ulpCommand == CMD_CLOSE_XRI_CN) + piocb->iocb.ulpCommand == CMD_CLOSE_XRI_CN || + piocb->iocb.ulpCommand == CMD_XMIT_BLS_RSP64_CX) sglq = NULL; else { if (pring->txq_cnt) { @@ -11740,6 +11750,7 @@ lpfc_fc_frame_check(struct lpfc_hba *phba, struct fc_frame_header *fc_hdr) static char *rctl_names[] = FC_RCTL_NAMES_INIT; char *type_names[] = FC_TYPE_NAMES_INIT; struct fc_vft_header *fc_vft_hdr; + uint32_t *header = (uint32_t *) fc_hdr; switch (fc_hdr->fh_r_ctl) { case FC_RCTL_DD_UNCAT: /* uncategorized information */ @@ -11788,10 +11799,15 @@ lpfc_fc_frame_check(struct lpfc_hba *phba, struct fc_frame_header *fc_hdr) default: goto drop; } + lpfc_printf_log(phba, KERN_INFO, LOG_ELS, - "2538 Received frame rctl:%s type:%s\n", + "2538 Received frame rctl:%s type:%s " + "Frame Data:%08x %08x %08x %08x %08x %08x\n", rctl_names[fc_hdr->fh_r_ctl], - type_names[fc_hdr->fh_type]); + type_names[fc_hdr->fh_type], + be32_to_cpu(header[0]), be32_to_cpu(header[1]), + be32_to_cpu(header[2]), be32_to_cpu(header[3]), + be32_to_cpu(header[4]), be32_to_cpu(header[5])); return 0; drop: lpfc_printf_log(phba, KERN_WARNING, LOG_ELS, @@ -12088,17 +12104,17 @@ lpfc_sli4_abort_partial_seq(struct lpfc_vport *vport, } /** - * lpfc_sli4_seq_abort_acc_cmpl - Accept seq abort iocb complete handler + * lpfc_sli4_seq_abort_rsp_cmpl - BLS ABORT RSP seq abort iocb complete handler * @phba: Pointer to HBA context object. * @cmd_iocbq: pointer to the command iocbq structure. * @rsp_iocbq: pointer to the response iocbq structure. * - * This function handles the sequence abort accept iocb command complete + * This function handles the sequence abort response iocb command complete * event. It properly releases the memory allocated to the sequence abort * accept iocb. **/ static void -lpfc_sli4_seq_abort_acc_cmpl(struct lpfc_hba *phba, +lpfc_sli4_seq_abort_rsp_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmd_iocbq, struct lpfc_iocbq *rsp_iocbq) { @@ -12107,15 +12123,15 @@ lpfc_sli4_seq_abort_acc_cmpl(struct lpfc_hba *phba, } /** - * lpfc_sli4_seq_abort_acc - Accept sequence abort + * lpfc_sli4_seq_abort_rsp - bls rsp to sequence abort * @phba: Pointer to HBA context object. * @fc_hdr: pointer to a FC frame header. * - * This function sends a basic accept to a previous unsol sequence abort + * This function sends a basic response to a previous unsol sequence abort * event after aborting the sequence handling. **/ static void -lpfc_sli4_seq_abort_acc(struct lpfc_hba *phba, +lpfc_sli4_seq_abort_rsp(struct lpfc_hba *phba, struct fc_frame_header *fc_hdr) { struct lpfc_iocbq *ctiocb = NULL; @@ -12123,6 +12139,7 @@ lpfc_sli4_seq_abort_acc(struct lpfc_hba *phba, uint16_t oxid, rxid; uint32_t sid, fctl; IOCB_t *icmd; + int rc; if (!lpfc_is_link_up(phba)) return; @@ -12143,7 +12160,7 @@ lpfc_sli4_seq_abort_acc(struct lpfc_hba *phba, + phba->sli4_hba.max_cfg_param.xri_base)) lpfc_set_rrq_active(phba, ndlp, rxid, oxid, 0); - /* Allocate buffer for acc iocb */ + /* Allocate buffer for rsp iocb */ ctiocb = lpfc_sli_get_iocbq(phba); if (!ctiocb) return; @@ -12168,32 +12185,54 @@ lpfc_sli4_seq_abort_acc(struct lpfc_hba *phba, ctiocb->iocb_cmpl = NULL; ctiocb->vport = phba->pport; - ctiocb->iocb_cmpl = lpfc_sli4_seq_abort_acc_cmpl; + ctiocb->iocb_cmpl = lpfc_sli4_seq_abort_rsp_cmpl; + ctiocb->sli4_xritag = NO_XRI; + + /* If the oxid maps to the FCP XRI range or if it is out of range, + * send a BLS_RJT. The driver no longer has that exchange. + * Override the IOCB for a BA_RJT. + */ + if (oxid > (phba->sli4_hba.max_cfg_param.max_xri + + phba->sli4_hba.max_cfg_param.xri_base) || + oxid > (lpfc_sli4_get_els_iocb_cnt(phba) + + phba->sli4_hba.max_cfg_param.xri_base)) { + icmd->un.xseq64.w5.hcsw.Rctl = FC_RCTL_BA_RJT; + bf_set(lpfc_vndr_code, &icmd->un.bls_rsp, 0); + bf_set(lpfc_rsn_expln, &icmd->un.bls_rsp, FC_BA_RJT_INV_XID); + bf_set(lpfc_rsn_code, &icmd->un.bls_rsp, FC_BA_RJT_UNABLE); + } if (fctl & FC_FC_EX_CTX) { /* ABTS sent by responder to CT exchange, construction * of BA_ACC will use OX_ID from ABTS for the XRI_TAG * field and RX_ID from ABTS for RX_ID field. */ - bf_set(lpfc_abts_orig, &icmd->un.bls_acc, LPFC_ABTS_UNSOL_RSP); - bf_set(lpfc_abts_rxid, &icmd->un.bls_acc, rxid); - ctiocb->sli4_xritag = oxid; + bf_set(lpfc_abts_orig, &icmd->un.bls_rsp, LPFC_ABTS_UNSOL_RSP); + bf_set(lpfc_abts_rxid, &icmd->un.bls_rsp, rxid); } else { /* ABTS sent by initiator to CT exchange, construction * of BA_ACC will need to allocate a new XRI as for the * XRI_TAG and RX_ID fields. */ - bf_set(lpfc_abts_orig, &icmd->un.bls_acc, LPFC_ABTS_UNSOL_INT); - bf_set(lpfc_abts_rxid, &icmd->un.bls_acc, NO_XRI); - ctiocb->sli4_xritag = NO_XRI; + bf_set(lpfc_abts_orig, &icmd->un.bls_rsp, LPFC_ABTS_UNSOL_INT); + bf_set(lpfc_abts_rxid, &icmd->un.bls_rsp, NO_XRI); } - bf_set(lpfc_abts_oxid, &icmd->un.bls_acc, oxid); + bf_set(lpfc_abts_oxid, &icmd->un.bls_rsp, oxid); - /* Xmit CT abts accept on exchange */ + /* Xmit CT abts response on exchange */ lpfc_printf_log(phba, KERN_INFO, LOG_ELS, - "1200 Xmit CT ABTS ACC on exchange x%x Data: x%x\n", - CMD_XMIT_BLS_RSP64_CX, phba->link_state); - lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, ctiocb, 0); + "1200 Send BLS cmd x%x on oxid x%x Data: x%x\n", + icmd->un.xseq64.w5.hcsw.Rctl, oxid, phba->link_state); + + rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, ctiocb, 0); + if (rc == IOCB_ERROR) { + lpfc_printf_log(phba, KERN_ERR, LOG_ELS, + "2925 Failed to issue CT ABTS RSP x%x on " + "xri x%x, Data x%x\n", + icmd->un.xseq64.w5.hcsw.Rctl, oxid, + phba->link_state); + lpfc_sli_release_iocbq(phba, ctiocb); + } } /** @@ -12241,7 +12280,7 @@ lpfc_sli4_handle_unsol_abort(struct lpfc_vport *vport, lpfc_in_buf_free(phba, &dmabuf->dbuf); } /* Send basic accept (BA_ACC) to the abort requester */ - lpfc_sli4_seq_abort_acc(phba, &fc_hdr); + lpfc_sli4_seq_abort_rsp(phba, &fc_hdr); } /** -- cgit v1.1