From 5acad9b9d90e02d17fa141ee0aff3678232a2bb1 Mon Sep 17 00:00:00 2001 From: Shivasharan S Date: Tue, 16 Oct 2018 23:37:47 -0700 Subject: [PATCH] scsi: megaraid_sas: For SRIOV, do not set STOP_ADP bit For SRIOV based adapters, driver should not set the STOP_ADP bit as part of kill adapter. Signed-off-by: Shivasharan S Signed-off-by: Martin K. Petersen --- drivers/scsi/megaraid/megaraid_sas_base.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c index 4687e86790a2..688219404cae 100644 --- a/drivers/scsi/megaraid/megaraid_sas_base.c +++ b/drivers/scsi/megaraid/megaraid_sas_base.c @@ -2076,9 +2076,11 @@ void megaraid_sas_kill_hba(struct megasas_instance *instance) if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0073SKINNY) || (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0071SKINNY) || (instance->adapter_type != MFI_SERIES)) { - writel(MFI_STOP_ADP, &instance->reg_set->doorbell); - /* Flush */ - readl(&instance->reg_set->doorbell); + if (!instance->requestorId) { + writel(MFI_STOP_ADP, &instance->reg_set->doorbell); + /* Flush */ + readl(&instance->reg_set->doorbell); + } if (instance->requestorId && instance->peerIsPresent) memset(instance->ld_ids, 0xff, MEGASAS_MAX_LD_IDS); } else { -- 2.30.2