From b92938b41ee84b83347b62baa6daa0d06a742e94 Mon Sep 17 00:00:00 2001 From: James Smart Date: Mon, 7 Jun 2010 15:24:12 -0400 Subject: [PATCH] [SCSI] lpfc 8.3.13: SCSI specific changes - Fix hba_queue_depth to reflect actual available XRIs - Add support for new SLER specific firmware status codes. - Free SCSI buffer when iotag allocation fails. Signed-off-by: Alex Iannicelli Signed-off-by: James Smart Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc_hw.h | 8 ++++++++ drivers/scsi/lpfc/lpfc_init.c | 7 +++++-- drivers/scsi/lpfc/lpfc_scsi.c | 5 ++++- 3 files changed, 17 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index bc813fd..8887fd8 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -3124,6 +3124,14 @@ typedef struct { #define IOERR_BUFFER_SHORTAGE 0x28 #define IOERR_DEFAULT 0x29 #define IOERR_CNT 0x2A +#define IOERR_SLER_FAILURE 0x46 +#define IOERR_SLER_CMD_RCV_FAILURE 0x47 +#define IOERR_SLER_REC_RJT_ERR 0x48 +#define IOERR_SLER_REC_SRR_RETRY_ERR 0x49 +#define IOERR_SLER_SRR_RJT_ERR 0x4A +#define IOERR_SLER_RRQ_RJT_ERR 0x4C +#define IOERR_SLER_RRQ_RETRY_ERR 0x4D +#define IOERR_SLER_ABTS_ERR 0x4E #define IOERR_DRVR_MASK 0x100 #define IOERR_SLI_DOWN 0x101 /* ulpStatus - Driver defined */ diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 8da8fc6..6258587 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -5563,9 +5563,12 @@ lpfc_sli4_read_config(struct lpfc_hba *phba) mempool_free(pmb, phba->mbox_mem_pool); /* Reset the DFT_HBA_Q_DEPTH to the max xri */ - if (phba->cfg_hba_queue_depth > (phba->sli4_hba.max_cfg_param.max_xri)) + if (phba->cfg_hba_queue_depth > + (phba->sli4_hba.max_cfg_param.max_xri - + lpfc_sli4_get_els_iocb_cnt(phba))) phba->cfg_hba_queue_depth = - phba->sli4_hba.max_cfg_param.max_xri; + phba->sli4_hba.max_cfg_param.max_xri - + lpfc_sli4_get_els_iocb_cnt(phba); return rc; } diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index f4a3b2e..f7a9265 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -774,6 +774,8 @@ lpfc_new_scsi_buf_s4(struct lpfc_vport *vport, int num_to_alloc) /* Allocate iotag for psb->cur_iocbq. */ iotag = lpfc_sli_next_iotag(phba, &psb->cur_iocbq); if (iotag == 0) { + pci_pool_free(phba->lpfc_scsi_dma_buf_pool, + psb->data, psb->dma_handle); kfree(psb); break; } @@ -2363,7 +2365,8 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, case IOSTAT_LOCAL_REJECT: if (lpfc_cmd->result == IOERR_INVALID_RPI || lpfc_cmd->result == IOERR_NO_RESOURCES || - lpfc_cmd->result == IOERR_ABORT_REQUESTED) { + lpfc_cmd->result == IOERR_ABORT_REQUESTED || + lpfc_cmd->result == IOERR_SLER_CMD_RCV_FAILURE) { cmd->result = ScsiResult(DID_REQUEUE, 0); break; } -- 2.7.4