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Message-ID: <1666693096-180008-11-git-send-email-john.garry@huawei.com>
Date: Tue, 25 Oct 2022 18:18:04 +0800
From: John Garry <john.garry@...wei.com>
To: <axboe@...nel.dk>, <damien.lemoal@...nsource.wdc.com>,
<jejb@...ux.ibm.com>, <martin.petersen@...cle.com>,
<jinpu.wang@...ud.ionos.com>, <hare@...e.de>, <bvanassche@....org>,
<hch@....de>, <ming.lei@...hat.com>, <niklas.cassel@....com>
CC: <linux-block@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<linux-ide@...r.kernel.org>, <linux-scsi@...r.kernel.org>,
<linuxarm@...wei.com>, John Garry <john.garry@...wei.com>
Subject: [PATCH RFC v3 10/22] scsi: libsas: Add sas_queuecommand_internal()
Add a callback for scsi host template reserved_queuecommand callback, and
plug it into libsas LLDDs.
Signed-off-by: John Garry <john.garry@...wei.com>
---
drivers/scsi/aic94xx/aic94xx_init.c | 1 +
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 +
drivers/scsi/isci/init.c | 1 +
drivers/scsi/libsas/sas_scsi_host.c | 13 +++++++++++++
drivers/scsi/mvsas/mv_init.c | 1 +
drivers/scsi/pm8001/pm8001_init.c | 1 +
include/scsi/libsas.h | 1 +
9 files changed, 21 insertions(+)
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 954d0c5ae2e2..e9d2ee5434c2 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -60,6 +60,7 @@ static struct scsi_host_template aic94xx_sht = {
.compat_ioctl = sas_ioctl,
#endif
.track_queue_depth = 1,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
static int asd_map_memio(struct asd_ha_struct *asd_ha)
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
index d643c5a49aa9..6cf660b1212e 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
@@ -1760,6 +1760,7 @@ static struct scsi_host_template sht_v1_hw = {
#endif
.shost_groups = host_v1_hw_groups,
.host_reset = hisi_sas_host_reset,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
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 cded42f4ca44..d2bf23ad0833 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c
@@ -3578,6 +3578,7 @@ static struct scsi_host_template sht_v2_hw = {
.host_reset = hisi_sas_host_reset,
.map_queues = map_queues_v2_hw,
.host_tagset = 1,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
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 0c3fcb807806..ff56072c7a33 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -3245,6 +3245,7 @@ static struct scsi_host_template sht_v3_hw = {
.tag_alloc_policy = BLK_TAG_ALLOC_RR,
.host_reset = hisi_sas_host_reset,
.host_tagset = 1,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
static const struct hisi_sas_hw hisi_sas_v3_hw = {
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index e294d5d961eb..e970f4b77ed3 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -177,6 +177,7 @@ static struct scsi_host_template isci_sht = {
#endif
.shost_groups = isci_host_groups,
.track_queue_depth = 1,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
static struct sas_domain_function_template isci_transport_ops = {
diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index a36fa1c128a8..04e8c0575021 100644
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -158,6 +158,19 @@ static struct sas_task *sas_create_task(struct scsi_cmnd *cmd,
return task;
}
+int sas_queuecommand_internal(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
+{
+ struct sas_ha_struct *ha = SHOST_TO_SAS_HA(shost);
+ struct sas_internal *i = to_sas_internal(ha->core.shost->transportt);
+ struct request *rq = blk_mq_rq_from_pdu(cmnd);
+ struct sas_task *task = rq->end_io_data;
+
+ ASSIGN_SAS_TASK(cmnd, task);
+
+ return i->dft->lldd_execute_task(task, GFP_KERNEL);
+}
+EXPORT_SYMBOL_GPL(sas_queuecommand_internal);
+
int sas_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
{
struct sas_internal *i = to_sas_internal(host->transportt);
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index cfe84473a515..228ab00e180f 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -54,6 +54,7 @@ static struct scsi_host_template mvs_sht = {
#endif
.shost_groups = mvst_host_groups,
.track_queue_depth = 1,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
static struct sas_domain_function_template mvs_transport_ops = {
diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c
index a1df61205b20..1a12c3f97f53 100644
--- a/drivers/scsi/pm8001/pm8001_init.c
+++ b/drivers/scsi/pm8001/pm8001_init.c
@@ -123,6 +123,7 @@ static struct scsi_host_template pm8001_sht = {
.track_queue_depth = 1,
.cmd_per_lun = 32,
.map_queues = pm8001_map_queues,
+ .reserved_queuecommand = sas_queuecommand_internal,
};
/*
diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h
index 4c4d8c91b1c1..64035f83c5bd 100644
--- a/include/scsi/libsas.h
+++ b/include/scsi/libsas.h
@@ -739,6 +739,7 @@ int sas_discover_sata(struct domain_device *);
int sas_discover_end_dev(struct domain_device *);
void sas_unregister_dev(struct asd_sas_port *port, struct domain_device *);
+int sas_queuecommand_internal(struct Scsi_Host *shost, struct scsi_cmnd *cmnd);
void sas_init_dev(struct domain_device *);
--
2.35.3
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