Commit a97fa586 authored by Xiang Chen's avatar Xiang Chen Committed by Martin K. Petersen
Browse files

scsi: hisi_sas: add host reset interface for test 



Add host reset interface to make it easier for testing the host reset
feature.

Signed-off-by: default avatarXiang Chen <chenxiang66@hisilicon.com>
Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 17631462

drivers/scsi/hisi_sas/hisi_sas_main.c

+13 −0
Original line number Diff line number Diff line
@@ -2234,6 +2234,19 @@ void hisi_sas_kill_tasklets(struct hisi_hba *hisi_hba) 
}

EXPORT_SYMBOL_GPL(hisi_sas_kill_tasklets);



int hisi_sas_host_reset(struct Scsi_Host *shost, int reset_type)

{

	struct hisi_hba *hisi_hba = shost_priv(shost);



	if (reset_type != SCSI_ADAPTER_RESET)

		return -EOPNOTSUPP;



	queue_work(hisi_hba->wq, &hisi_hba->rst_work);



	return 0;

}

EXPORT_SYMBOL_GPL(hisi_sas_host_reset);



struct scsi_transport_template *hisi_sas_stt;

EXPORT_SYMBOL_GPL(hisi_sas_stt);

drivers/scsi/hisi_sas/hisi_sas_v1_hw.c

+1 −0
Original line number Diff line number Diff line
@@ -1823,6 +1823,7 @@ static struct scsi_host_template sht_v1_hw = { 
	.target_destroy		= sas_target_destroy,

	.ioctl			= sas_ioctl,

	.shost_attrs		= host_attrs_v1_hw,

	.host_reset             = hisi_sas_host_reset,

};



static const struct hisi_sas_hw hisi_sas_v1_hw = {

drivers/scsi/hisi_sas/hisi_sas_v2_hw.c

+1 −0
Original line number Diff line number Diff line
@@ -3599,6 +3599,7 @@ static struct scsi_host_template sht_v2_hw = { 
	.target_destroy		= sas_target_destroy,

	.ioctl			= sas_ioctl,

	.shost_attrs		= host_attrs_v2_hw,

	.host_reset		= hisi_sas_host_reset,

};



static const struct hisi_sas_hw hisi_sas_v2_hw = {

drivers/scsi/hisi_sas/hisi_sas_v3_hw.c

+1 −0
Original line number Diff line number Diff line
@@ -2678,6 +2678,7 @@ static struct scsi_host_template sht_v3_hw = { 
	.ioctl			= sas_ioctl,

	.shost_attrs		= host_attrs_v3_hw,

	.tag_alloc_policy	= BLK_TAG_ALLOC_RR,

	.host_reset             = hisi_sas_host_reset,

};



static const struct hisi_sas_hw hisi_sas_v3_hw = {

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