From da0d50b1855cddff2f895c4d565cc239af05e5ad Mon Sep 17 00:00:00 2001 From: Xiang Chen Date: Thu, 21 Jun 2018 14:56:28 +0100 Subject: [PATCH] scsi: hisi_sas: add host reset interface for test Add host reset interface and make it is more easy for test guy to test host reset. Signed-off-by: Xiang Chen Signed-off-by: John Garry --- drivers/scsi/hisi_sas/hisi_sas_main.c | 13 +++++++++++++ drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 1 + drivers/scsi/hisi_sas/hisi_sas_v2_hw.c | 1 + drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 1 + 4 files changed, 16 insertions(+) diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 1975c9266978..bc06079d34ab 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -1930,6 +1930,19 @@ 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) + queue_work(hisi_hba->wq, &hisi_hba->rst_work); + else + return -EOPNOTSUPP; + + return 0; +} +EXPORT_SYMBOL_GPL(hisi_sas_host_reset); + struct scsi_transport_template *hisi_sas_stt; EXPORT_SYMBOL_GPL(hisi_sas_stt); diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c index 410eccf0bc5e..af03dc4dab40 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c @@ -1817,6 +1817,7 @@ static struct scsi_host_template sht_v1_hw = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = host_attrs, + .host_reset = hisi_sas_host_reset, }; static const struct hisi_sas_hw hisi_sas_v1_hw = { diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index 1c4ea58da1ae..3cdd65af7389 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -3568,6 +3568,7 @@ static struct scsi_host_template sht_v2_hw = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = host_attrs, + .host_reset = hisi_sas_host_reset, }; static const struct hisi_sas_hw hisi_sas_v2_hw = { diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 687ff61bba9f..ad16e72a3663 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -2106,6 +2106,7 @@ static struct scsi_host_template sht_v3_hw = { .target_destroy = sas_target_destroy, .ioctl = sas_ioctl, .shost_attrs = host_attrs, + .host_reset = hisi_sas_host_reset, }; static const struct hisi_sas_hw hisi_sas_v3_hw = { -- GitLab