From e32ac4e6e014575c1e679a174b2d1297e320b111 Mon Sep 17 00:00:00 2001
From: Xiaofei Tan <tanxiaofei@huawei.com>
Date: Tue, 24 Oct 2017 23:51:45 +0800
Subject: [PATCH 28/33] scsi: hisi_sas: add hisi_hba.rst_work init for v3 hw
Git-commit: b4241f0fa3e445ad4e2d06b7370d45195fd7a627
Patch-mainline: v4.15-rc1
References: bsc#1071401
Add init code of hisi_hba->rst_work for v3 hw. Because v3 hw also need
it to recover controller when some hw errors occurs.
Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
drivers/scsi/hisi_sas/hisi_sas.h | 1 +
drivers/scsi/hisi_sas/hisi_sas_main.c | 3 ++-
drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 1 +
3 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/hisi_sas/hisi_sas.h b/drivers/scsi/hisi_sas/hisi_sas.h
index d2d384b5efb7..c65d151411e0 100644
--- a/drivers/scsi/hisi_sas/hisi_sas.h
+++ b/drivers/scsi/hisi_sas/hisi_sas.h
@@ -425,4 +425,5 @@ extern void hisi_sas_slot_task_free(struct hisi_hba *hisi_hba,
struct sas_task *task,
struct hisi_sas_slot *slot);
extern void hisi_sas_init_mem(struct hisi_hba *hisi_hba);
+extern void hisi_sas_rst_work_handler(struct work_struct *work);
#endif
diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 6b4dabdeb4a9..1d417a4138f2 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -1785,13 +1785,14 @@ void hisi_sas_free(struct hisi_hba *hisi_hba)
}
EXPORT_SYMBOL_GPL(hisi_sas_free);
-static void hisi_sas_rst_work_handler(struct work_struct *work)
+void hisi_sas_rst_work_handler(struct work_struct *work)
{
struct hisi_hba *hisi_hba =
container_of(work, struct hisi_hba, rst_work);
hisi_sas_controller_reset(hisi_hba);
}
+EXPORT_SYMBOL_GPL(hisi_sas_rst_work_handler);
int hisi_sas_get_fw_info(struct hisi_hba *hisi_hba)
{
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 818bd5754b7a..1f8995bfdb8e 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -1840,6 +1840,7 @@ hisi_sas_shost_alloc_pci(struct pci_dev *pdev)
}
hisi_hba = shost_priv(shost);
+ INIT_WORK(&hisi_hba->rst_work, hisi_sas_rst_work_handler);
hisi_hba->hw = &hisi_sas_v3_hw;
hisi_hba->pci_dev = pdev;
hisi_hba->dev = dev;
--
2.11.0