From b3b98b742962eece44bcb134ef8fb84e1d6149f2 Mon Sep 17 00:00:00 2001 From: James Smart Date: Thu, 13 Oct 2016 15:06:06 -0700 Subject: [PATCH] scsi: lpfc: Make lpfc_prot_xxx params per hba parameters Make lpfc_prot_mask and lpfc_prot_guard per hba parameters Signed-off-by: Dick Kennedy Signed-off-by: James Smart Reviewed-by: Johannes Thumshirn Reviewed-by: Hannes Reinecke Signed-off-by: Martin K. Petersen --- drivers/scsi/lpfc/lpfc.h | 2 ++ drivers/scsi/lpfc/lpfc_attr.c | 23 ++++++++++++++--------- drivers/scsi/lpfc/lpfc_crtn.h | 2 -- drivers/scsi/lpfc/lpfc_init.c | 28 +++++++++++++++------------- 4 files changed, 31 insertions(+), 24 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index b484859464f6..debba5e77d9c 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -746,6 +746,8 @@ struct lpfc_hba { uint32_t cfg_oas_priority; uint32_t cfg_XLanePriority; uint32_t cfg_enable_bg; + uint32_t cfg_prot_mask; + uint32_t cfg_prot_guard; uint32_t cfg_hostmem_hgp; uint32_t cfg_log_verbose; uint32_t cfg_aer_support; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index f1019908800e..be81e617b174 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -4691,12 +4691,15 @@ unsigned int lpfc_fcp_look_ahead = LPFC_LOOK_AHEAD_OFF; # HBA supports DIX Type 1: Host to HBA Type 1 protection # */ -unsigned int lpfc_prot_mask = SHOST_DIF_TYPE1_PROTECTION | - SHOST_DIX_TYPE0_PROTECTION | - SHOST_DIX_TYPE1_PROTECTION; - -module_param(lpfc_prot_mask, uint, S_IRUGO); -MODULE_PARM_DESC(lpfc_prot_mask, "host protection mask"); +LPFC_ATTR(prot_mask, + (SHOST_DIF_TYPE1_PROTECTION | + SHOST_DIX_TYPE0_PROTECTION | + SHOST_DIX_TYPE1_PROTECTION), + 0, + (SHOST_DIF_TYPE1_PROTECTION | + SHOST_DIX_TYPE0_PROTECTION | + SHOST_DIX_TYPE1_PROTECTION), + "T10-DIF host protection capabilities mask"); /* # lpfc_prot_guard: i @@ -4706,9 +4709,9 @@ MODULE_PARM_DESC(lpfc_prot_mask, "host protection mask"); # - Default will result in registering capabilities for all guard types # */ -unsigned char lpfc_prot_guard = SHOST_DIX_GUARD_IP; -module_param(lpfc_prot_guard, byte, S_IRUGO); -MODULE_PARM_DESC(lpfc_prot_guard, "host protection guard type"); +LPFC_ATTR(prot_guard, + SHOST_DIX_GUARD_IP, SHOST_DIX_GUARD_CRC, SHOST_DIX_GUARD_IP, + "T10-DIF host protection guard type"); /* * Delay initial NPort discovery when Clean Address bit is cleared in @@ -5828,6 +5831,8 @@ lpfc_get_cfgparam(struct lpfc_hba *phba) phba->cfg_oas_flags = 0; phba->cfg_oas_priority = 0; lpfc_enable_bg_init(phba, lpfc_enable_bg); + lpfc_prot_mask_init(phba, lpfc_prot_mask); + lpfc_prot_guard_init(phba, lpfc_prot_guard); if (phba->sli_rev == LPFC_SLI_REV4) phba->cfg_poll = 0; else diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index bd7576d452f2..16195b73a536 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -397,8 +397,6 @@ extern spinlock_t _dump_buf_lock; extern int _dump_buf_done; extern spinlock_t pgcnt_lock; extern unsigned int pgcnt; -extern unsigned int lpfc_prot_mask; -extern unsigned char lpfc_prot_guard; extern unsigned int lpfc_fcp_look_ahead; /* Interface exported by fabric iocb scheduler */ diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index af64d708f84f..117c69a82786 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -6279,34 +6279,36 @@ lpfc_setup_bg(struct lpfc_hba *phba, struct Scsi_Host *shost) uint32_t old_guard; int pagecnt = 10; - if (lpfc_prot_mask && lpfc_prot_guard) { + if (phba->cfg_prot_mask && phba->cfg_prot_guard) { lpfc_printf_log(phba, KERN_INFO, LOG_INIT, "1478 Registering BlockGuard with the " "SCSI layer\n"); - old_mask = lpfc_prot_mask; - old_guard = lpfc_prot_guard; + old_mask = phba->cfg_prot_mask; + old_guard = phba->cfg_prot_guard; /* Only allow supported values */ - lpfc_prot_mask &= (SHOST_DIF_TYPE1_PROTECTION | + phba->cfg_prot_mask &= (SHOST_DIF_TYPE1_PROTECTION | SHOST_DIX_TYPE0_PROTECTION | SHOST_DIX_TYPE1_PROTECTION); - lpfc_prot_guard &= (SHOST_DIX_GUARD_IP | SHOST_DIX_GUARD_CRC); + phba->cfg_prot_guard &= (SHOST_DIX_GUARD_IP | + SHOST_DIX_GUARD_CRC); /* DIF Type 1 protection for profiles AST1/C1 is end to end */ - if (lpfc_prot_mask == SHOST_DIX_TYPE1_PROTECTION) - lpfc_prot_mask |= SHOST_DIF_TYPE1_PROTECTION; + if (phba->cfg_prot_mask == SHOST_DIX_TYPE1_PROTECTION) + phba->cfg_prot_mask |= SHOST_DIF_TYPE1_PROTECTION; - if (lpfc_prot_mask && lpfc_prot_guard) { - if ((old_mask != lpfc_prot_mask) || - (old_guard != lpfc_prot_guard)) + if (phba->cfg_prot_mask && phba->cfg_prot_guard) { + if ((old_mask != phba->cfg_prot_mask) || + (old_guard != phba->cfg_prot_guard)) lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "1475 Registering BlockGuard with the " "SCSI layer: mask %d guard %d\n", - lpfc_prot_mask, lpfc_prot_guard); + phba->cfg_prot_mask, + phba->cfg_prot_guard); - scsi_host_set_prot(shost, lpfc_prot_mask); - scsi_host_set_guard(shost, lpfc_prot_guard); + scsi_host_set_prot(shost, phba->cfg_prot_mask); + scsi_host_set_guard(shost, phba->cfg_prot_guard); } else lpfc_printf_log(phba, KERN_ERR, LOG_INIT, "1479 Not Registering BlockGuard with the SCSI " -- 2.20.1