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[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>
This commit is contained in:
Andrew Vasquez 2012-02-09 11:15:43 -08:00 committed by James Bottomley
parent 0b91d1169e
commit af11f64dfd
5 changed files with 51 additions and 5 deletions
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12
drivers/scsi/qla2xxx/qla_attr.c
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@ -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

3
drivers/scsi/qla2xxx/qla_dbg.c
View File

@ -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 |

1
drivers/scsi/qla2xxx/qla_def.h
View File

@ -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 */

3
drivers/scsi/qla2xxx/qla_gbl.h
View File

@ -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.
*/

37
drivers/scsi/qla2xxx/qla_mbx.c
View File

@ -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;
}