scsi: lpfc: Deprecate lpfc_prot_sg_seg_cnt parameter

Orabug: 25486030

Deprecate lpfc_prot_sg_seg_cnt parameter. Eliminates driver from
unnecessarily limiting DIF s/g list length.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit f2bf460cf5ef989f0a593d05932460326376d5f6)
Signed-off-by: Brian Maly <brian.maly@oracle.com>

diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 41a94c1824630329978ca88beb22e0a8860e9e4e..10f49cfacf306ceb608490cfea1d97a8973a0e08 100644 (file)
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -727,7 +727,6 @@ struct lpfc_hba {
        uint32_t cfg_fcp_io_channel;
        uint32_t cfg_total_seg_cnt;
        uint32_t cfg_sg_seg_cnt;
-       uint32_t cfg_prot_sg_seg_cnt;
        uint32_t cfg_sg_dma_buf_size;
        uint64_t cfg_soft_wwnn;
        uint64_t cfg_soft_wwpn;

diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 0faa3aab56543b8d31545c15ea9a3f31248cef8c..3ffc2ac09c348f65010cf075c511dbeadb63bf7d 100644 (file)
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -4666,14 +4666,6 @@ LPFC_ATTR(delay_discovery, 0, 0, 1,
 LPFC_ATTR_R(sg_seg_cnt, LPFC_DEFAULT_SG_SEG_CNT, LPFC_DEFAULT_SG_SEG_CNT,
            LPFC_MAX_SG_SEG_CNT, "Max Scatter Gather Segment Count");
 
-/*
- * This parameter will be depricated, the driver cannot limit the
- * protection data s/g list.
- */
-LPFC_ATTR_R(prot_sg_seg_cnt, LPFC_DEFAULT_SG_SEG_CNT,
-           LPFC_DEFAULT_SG_SEG_CNT, LPFC_MAX_SG_SEG_CNT,
-           "Max Protection Scatter Gather Segment Count");
-
 /*
  * lpfc_enable_mds_diags: Enable MDS Diagnostics
  *       0  = MDS Diagnostics disabled (default)
@@ -4763,7 +4755,6 @@ struct device_attribute *lpfc_hba_attrs[] = {
        &dev_attr_lpfc_sg_seg_cnt,
        &dev_attr_lpfc_max_scsicmpl_time,
        &dev_attr_lpfc_stat_data_ctrl,
-       &dev_attr_lpfc_prot_sg_seg_cnt,
        &dev_attr_lpfc_aer_support,
        &dev_attr_lpfc_aer_state_cleanup,
        &dev_attr_lpfc_sriov_nr_virtfn,
@@ -5763,7 +5754,6 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
        phba->cfg_soft_wwnn = 0L;
        phba->cfg_soft_wwpn = 0L;
        lpfc_sg_seg_cnt_init(phba, lpfc_sg_seg_cnt);
-       lpfc_prot_sg_seg_cnt_init(phba, lpfc_prot_sg_seg_cnt);
        lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth);
        lpfc_hba_log_verbose_init(phba, lpfc_log_verbose);
        lpfc_aer_support_init(phba, lpfc_aer_support);