From: himanshu.madhani@cavium.com (Himanshu Madhani)
Subject: [PATCH v3 4/5] qla2xxx_nvmet: Add SysFS node for FC-NVMe Target
Date: Fri, 28 Sep 2018 15:46:25 -0700 [thread overview]
Message-ID: <20180928224626.19777-5-himanshu.madhani@cavium.com> (raw)
In-Reply-To: <20180928224626.19777-1-himanshu.madhani@cavium.com>
From: Anil Gurumurthy <anil.gurumurthy@cavium.com>
This patch adds SysFS node for NVMe Target configuration
Signed-off-by: Anil Gurumurthy <anil.gurumurthy at cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani at cavium.com>
---
drivers/scsi/qla2xxx/qla_attr.c | 33 +++++++++++++++++++++++++++++++++
drivers/scsi/qla2xxx/qla_gs.c | 2 +-
drivers/scsi/qla2xxx/qla_init.c | 3 ++-
3 files changed, 36 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index a31d23905753..0d2d4f33701b 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -13,6 +13,7 @@
#include <linux/delay.h>
static int qla24xx_vport_disable(struct fc_vport *, bool);
+extern void qlt_set_mode(struct scsi_qla_host *vha);
/* SYSFS attributes --------------------------------------------------------- */
@@ -631,6 +632,37 @@ static struct bin_attribute sysfs_sfp_attr = {
};
static ssize_t
+qla2x00_sysfs_write_nvmet(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *bin_attr,
+ char *buf, loff_t off, size_t count)
+{
+ struct scsi_qla_host *vha = shost_priv(dev_to_shost(container_of(kobj,
+ struct device, kobj)));
+ struct qla_hw_data *ha = vha->hw;
+ scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev);
+
+ ql_log(ql_log_info, vha, 0x706e,
+ "Bringing up target mode!! vha:%p\n", vha);
+ qlt_op_target_mode = 1;
+ qlt_set_mode(base_vha);
+ set_bit(ISP_ABORT_NEEDED, &vha->dpc_flags);
+ qla2xxx_wake_dpc(vha);
+ qla2x00_wait_for_hba_online(vha);
+
+ return count;
+}
+
+static struct bin_attribute sysfs_nvmet_attr = {
+ .attr = {
+ .name = "nvmet",
+ .mode = 0200,
+ },
+ .size = 0,
+ .write = qla2x00_sysfs_write_nvmet,
+};
+
+
+static ssize_t
qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
@@ -943,6 +975,7 @@ static struct sysfs_entry {
{ "issue_logo", &sysfs_issue_logo_attr, },
{ "xgmac_stats", &sysfs_xgmac_stats_attr, 3 },
{ "dcbx_tlv", &sysfs_dcbx_tlv_attr, 3 },
+ { "nvmet", &sysfs_nvmet_attr, },
{ NULL },
};
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index ea55ed972eed..cfc6818952a0 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -698,7 +698,7 @@ qla2x00_rff_id(scsi_qla_host_t *vha, u8 type)
return (QLA_SUCCESS);
return qla_async_rffid(vha, &vha->d_id, qlt_rff_id(vha),
- FC4_TYPE_FCP_SCSI);
+ type);
}
static int qla_async_rffid(scsi_qla_host_t *vha, port_id_t *d_id,
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index cad8e0185a3b..fe1c1892386a 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -5526,7 +5526,8 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
* will be newer than discovery_gen. */
qlt_do_generation_tick(vha, &discovery_gen);
- if (USE_ASYNC_SCAN(ha)) {
+ if (USE_ASYNC_SCAN(ha) && !(vha->flags.nvmet_enabled)) {
+ /* If NVME target mode is enabled, go through regular scan */
rval = qla24xx_async_gpnft(vha, FC4_TYPE_FCP_SCSI,
NULL);
if (rval)
--
2.12.0
next prev parent reply other threads:[~2018-09-28 22:46 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-28 22:46 [PATCH v3 0/5] qla2xxx: Add FC-NVMe Target support Himanshu Madhani
2018-09-28 22:46 ` [PATCH v3 1/5] qla2xxx_nvmet: Add FC-NVMe Target Link Service request handling Himanshu Madhani
2018-09-28 22:46 ` [PATCH v3 2/5] qla2xxx_nvmet: Add files for FC-NVMe Target support Himanshu Madhani
2018-10-25 18:23 ` James Smart
2018-10-26 17:36 ` Madhani, Himanshu
2018-09-28 22:46 ` [PATCH v3 3/5] qla2xxx_nvmet: Add FC-NVMe Target handling Himanshu Madhani
2018-09-28 22:46 ` Himanshu Madhani [this message]
2018-09-28 22:46 ` [PATCH v3 5/5] qla2xxx: Update driver version to 11.00.00.00-k Himanshu Madhani
2018-10-19 4:20 ` [PATCH v3 0/5] qla2xxx: Add FC-NVMe Target support Madhani, Himanshu
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