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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2012-02-09 20:15:43 +0100
committerJames Bottomley <JBottomley@Parallels.com>2012-02-19 15:19:18 +0100
commitaf11f64dfd634e8116b7c4e2422e0e0c698b91c1 (patch)
tree9a16df493c3181bc7296f8c3420df73ad54fe586 /drivers/scsi/qla2xxx
parent[SCSI] qla2xxx: Handle failure cases during fabric_login (diff)
downloadlinux-af11f64dfd634e8116b7c4e2422e0e0c698b91c1.tar.xz
linux-af11f64dfd634e8116b7c4e2422e0e0c698b91c1.zip
[SCSI] qla2xxx: Perform implicit logout during rport tear-down.
During rport tear-down, make sure we do an implicit LOGO of the fcport in our firmware to try to clear any residual commands associated with that fcport. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx')
-rw-r--r--drivers/scsi/qla2xxx/qla_attr.c12
-rw-r--r--drivers/scsi/qla2xxx/qla_dbg.c3
-rw-r--r--drivers/scsi/qla2xxx/qla_def.h1
-rw-r--r--drivers/scsi/qla2xxx/qla_gbl.h3
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c37
5 files changed, 51 insertions, 5 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 5433f95f3edd..e21db2f78224 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -1647,10 +1647,14 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
* final cleanup of firmware resources (PCBs and XCBs).
*/
if (fcport->loop_id != FC_NO_LOOP_ID &&
- !test_bit(UNLOADING, &fcport->vha->dpc_flags))
- fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
- fcport->loop_id, fcport->d_id.b.domain,
- fcport->d_id.b.area, fcport->d_id.b.al_pa);
+ !test_bit(UNLOADING, &fcport->vha->dpc_flags)) {
+ if (IS_FWI2_CAPABLE(fcport->vha->hw))
+ fcport->vha->hw->isp_ops->fabric_logout(fcport->vha,
+ fcport->loop_id, fcport->d_id.b.domain,
+ fcport->d_id.b.area, fcport->d_id.b.al_pa);
+ else
+ qla2x00_port_logout(fcport->vha, fcport);
+ }
}
static int
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index b85ba1ea0106..4ba30b25f867 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -12,7 +12,8 @@
* | Level | Last Value Used | Holes |
* ----------------------------------------------------------------------
* | Module Init and Probe | 0x0120 | 0x4b,0xba,0xfa |
- * | Mailbox commands | 0x1139 | 0x112c-0x112e |
+ * | Mailbox commands | 0x113e | 0x112c-0x112e |
+ * | | | 0x113a |
* | Device Discovery | 0x2085 | 0x2020-0x2022 |
* | Queue Command and IO tracing | 0x302f | 0x3006,0x3008 |
* | | | 0x302d-0x302e |
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 7a224b710ad4..1281f5be6760 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -665,6 +665,7 @@ typedef struct {
#define MBC_CONFIGURE_VF 0x4b /* Configure VFs */
#define MBC_RESET_LINK_STATUS 0x52 /* Reset Link Error Status */
#define MBC_IOCB_COMMAND_A64 0x54 /* Execute IOCB command (64) */
+#define MBC_PORT_LOGOUT 0x56 /* Port Logout request */
#define MBC_SEND_RNID_ELS 0x57 /* Send RNID ELS request */
#define MBC_SET_RNID_PARAMS 0x59 /* Set RNID parameters */
#define MBC_GET_RNID_PARAMS 0x5a /* Data Rate */
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 87fee23fd167..9f065804bd12 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -367,6 +367,9 @@ qla81xx_get_port_config(scsi_qla_host_t *, uint16_t *);
extern int
qla81xx_set_port_config(scsi_qla_host_t *, uint16_t *);
+extern int
+qla2x00_port_logout(scsi_qla_host_t *, struct fc_port *);
+
/*
* Global Function Prototypes in qla_isr.c source file.
*/
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 50ec272b61db..61e2fb75fbf0 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -4502,5 +4502,42 @@ qla83xx_write_remote_reg(scsi_qla_host_t *vha, uint32_t reg, uint32_t data)
ql_dbg(ql_dbg_mbx, vha, 0x1132,
"Done %s.\n", __func__);
}
+
return rval;
}
+
+int
+qla2x00_port_logout(scsi_qla_host_t *vha, struct fc_port *fcport)
+{
+ int rval;
+ struct qla_hw_data *ha = vha->hw;
+ mbx_cmd_t mc;
+ mbx_cmd_t *mcp = &mc;
+
+ if (IS_QLA2100(ha) || IS_QLA2200(ha)) {
+ ql_dbg(ql_dbg_mbx, vha, 0x113b,
+ "Implicit LOGO Unsupported.\n");
+ return QLA_FUNCTION_FAILED;
+ }
+
+
+ ql_dbg(ql_dbg_mbx, vha, 0x113c, "Done %s.\n", __func__);
+
+ /* Perform Implicit LOGO. */
+ mcp->mb[0] = MBC_PORT_LOGOUT;
+ mcp->mb[1] = fcport->loop_id;
+ mcp->mb[10] = BIT_15;
+ mcp->out_mb = MBX_10|MBX_1|MBX_0;
+ mcp->in_mb = MBX_0;
+ mcp->tov = MBX_TOV_SECONDS;
+ mcp->flags = 0;
+ rval = qla2x00_mailbox_command(vha, mcp);
+ if (rval != QLA_SUCCESS)
+ ql_dbg(ql_dbg_mbx, vha, 0x113d,
+ "Failed=%x mb[0]=%x.\n", rval, mcp->mb[0]);
+ else
+ ql_dbg(ql_dbg_mbx, vha, 0x113e, "Done %s.\n", __func__);
+
+ return rval;
+}
+