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scsi: lpfc: Remove lpfc_enable_pbde as module parameter 

Enablement of the PBDE optimization brought out some incompatible behaviors
under error scenarios.

Best to disable and remove the PBDE optimization.

Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
James Smart 2018-07-31 17:23:24 -07:00 committed by Martin K. Petersen
parent 24bc311942
commit 06b6fa3815
1 changed files with 2 additions and 10 deletions
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12
drivers/scsi/lpfc/lpfc_attr.c
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@ -5387,14 +5387,6 @@ LPFC_BBCR_ATTR_RW(enable_bbcr, 1, 0, 1, "Enable BBC Recovery");
*/
LPFC_ATTR_RW(enable_dpp, 1, 0, 1, "Enable Direct Packet Push");
/*
* lpfc_enable_pbde: Enable PBDE on PRISM - G7
* 0 = PBDE on G7 disabled
* 1 = PBDE on G7 enabled (default)
* Value range is [0,1]. Default value is 1
*/
LPFC_ATTR_R(enable_pbde, 1, 0, 1, "Enable PBDE support on PRISM");
struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_nvme_info,
&dev_attr_bg_info,
@ -5506,7 +5498,6 @@ struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_lpfc_enable_mds_diags,
&dev_attr_lpfc_enable_bbcr,
&dev_attr_lpfc_enable_dpp,
&dev_attr_lpfc_enable_pbde,
NULL,
};
@ -6541,7 +6532,6 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
lpfc_nvme_io_channel_init(phba, lpfc_nvme_io_channel);
lpfc_enable_bbcr_init(phba, lpfc_enable_bbcr);
lpfc_enable_dpp_init(phba, lpfc_enable_dpp);
lpfc_enable_pbde_init(phba, lpfc_enable_pbde);
if (phba->sli_rev != LPFC_SLI_REV4) {
/* NVME only supported on SLI4 */
@ -6558,6 +6548,8 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
phba->cfg_auto_imax = 0;
phba->initial_imax = phba->cfg_fcp_imax;
phba->cfg_enable_pbde = 0;
/* A value of 0 means use the number of CPUs found in the system */
if (phba->cfg_fcp_io_channel == 0)
phba->cfg_fcp_io_channel = phba->sli4_hba.num_present_cpu;