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authorDarren Trapp <darren.trapp@cavium.com>2018-02-28 01:31:12 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2018-03-02 02:16:53 +0100
commit2b5b96473efceb755d7700d47982370d49e8815f (patch)
treeba5a4edff500228208392960aafd051c98ef6b8c /drivers
parentscsi: core: return BLK_STS_OK for DID_OK in __scsi_error_from_host_byte() (diff)
downloadlinux-2b5b96473efceb755d7700d47982370d49e8815f.tar.xz
linux-2b5b96473efceb755d7700d47982370d49e8815f.zip
scsi: qla2xxx: Fix FC-NVMe LUN discovery
commit a4239945b8ad ("scsi: qla2xxx: Add switch command to simplify fabric discovery") introduced regression when it did not consider FC-NVMe code path which broke NVMe LUN discovery. Fixes: a4239945b8ad ("scsi: qla2xxx: Add switch command to simplify fabric discovery") Signed-off-by: Darren Trapp <darren.trapp@cavium.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_gs.c3
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c8
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c7
4 files changed, 16 insertions, 3 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 3ca4b6a5eddd..c9689f97c307 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2217,6 +2217,7 @@ typedef struct {
/* FCP-4 types */
#define FC4_TYPE_FCP_SCSI 0x08
+#define FC4_TYPE_NVME 0x28
#define FC4_TYPE_OTHER 0x0
#define FC4_TYPE_UNKNOWN 0xff
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index 21eff2d30266..403fa096f8c8 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -3973,6 +3973,9 @@ out:
spin_lock_irqsave(&vha->work_lock, flags);
vha->scan.scan_flags &= ~SF_SCANNING;
spin_unlock_irqrestore(&vha->work_lock, flags);
+
+ if ((fc4type == FC4_TYPE_FCP_SCSI) && vha->flags.nvme_enabled)
+ qla24xx_async_gpnft(vha, FC4_TYPE_NVME);
}
static void qla2x00_async_gpnft_gnnft_sp_done(void *s, int res)
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index d5a45c4981ec..00329dda6179 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -1061,6 +1061,7 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea)
fc_port_t *fcport = ea->fcport;
struct port_database_24xx *pd;
struct srb *sp = ea->sp;
+ uint8_t ls;
pd = (struct port_database_24xx *)sp->u.iocb_cmd.u.mbx.in;
@@ -1073,7 +1074,12 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea)
if (fcport->disc_state == DSC_DELETE_PEND)
return;
- switch (pd->current_login_state) {
+ if (fcport->fc4f_nvme)
+ ls = pd->current_login_state >> 4;
+ else
+ ls = pd->current_login_state & 0xf;
+
+ switch (ls) {
case PDS_PRLI_COMPLETE:
__qla24xx_parse_gpdb(vha, fcport, pd);
break;
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 585f37155f29..285911e81728 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -4807,9 +4807,12 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e)
fcport->d_id = e->u.new_sess.id;
fcport->flags |= FCF_FABRIC_DEVICE;
fcport->fw_login_state = DSC_LS_PLOGI_PEND;
- if (e->u.new_sess.fc4_type == FC4_TYPE_FCP_SCSI)
+ if (e->u.new_sess.fc4_type == FC4_TYPE_FCP_SCSI) {
fcport->fc4_type = FC4_TYPE_FCP_SCSI;
-
+ } else if (e->u.new_sess.fc4_type == FC4_TYPE_NVME) {
+ fcport->fc4_type = FC4_TYPE_OTHER;
+ fcport->fc4f_nvme = FC4_TYPE_NVME;
+ }
memcpy(fcport->port_name, e->u.new_sess.port_name,
WWN_SIZE);
} else {