redonkable/alistair23-linux
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[SCSI] qla2xxx: Add test for valid loop id to qla2x00_relogin().

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If fabric device has invalid loop id (FC_NO_LOOP_ID) then call
qla2x00_find_new_loop_id() to attempt to obtain valid loop id.

Signed-off-by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Joe Carnuccio 2011-03-30 11:46:27 -07:00 committed by James Bottomley
parent 8f7daead3c
commit 03bcfb57c0
3 changed files with 14 additions and 3 deletions
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2
drivers/scsi/qla2xxx/qla_gbl.h
View file

@ -39,6 +39,8 @@ extern int qla81xx_load_risc(scsi_qla_host_t *, uint32_t *);
extern int qla2x00_perform_loop_resync(scsi_qla_host_t *);
extern int qla2x00_loop_resync(scsi_qla_host_t *);
extern int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
extern int qla2x00_fabric_login(scsi_qla_host_t *, fc_port_t *, uint16_t *);
extern int qla2x00_local_device_login(scsi_qla_host_t *, fc_port_t *);

4
drivers/scsi/qla2xxx/qla_init.c
View file

@ -35,8 +35,6 @@ static int qla2x00_fabric_dev_login(scsi_qla_host_t *, fc_port_t *,
static int qla2x00_restart_isp(scsi_qla_host_t *);
static int qla2x00_find_new_loop_id(scsi_qla_host_t *, fc_port_t *);
static struct qla_chip_state_84xx *qla84xx_get_chip(struct scsi_qla_host *);
static int qla84xx_init_chip(scsi_qla_host_t *);
static int qla25xx_init_queues(struct qla_hw_data *);
@ -3390,7 +3388,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
* Context:
* Kernel context.
*/
static int
int
qla2x00_find_new_loop_id(scsi_qla_host_t *vha, fc_port_t *dev)
{
int rval;

11
drivers/scsi/qla2xxx/qla_os.c
View file

@ -3214,6 +3214,17 @@ void qla2x00_relogin(struct scsi_qla_host *vha)
fcport->d_id.b.area,
fcport->d_id.b.al_pa);
if (fcport->loop_id == FC_NO_LOOP_ID) {
fcport->loop_id = next_loopid =
ha->min_external_loopid;
status = qla2x00_find_new_loop_id(
vha, fcport);
if (status != QLA_SUCCESS) {
/* Ran out of IDs to use */
break;
}
}
if (IS_ALOGIO_CAPABLE(ha)) {
fcport->flags |= FCF_ASYNC_SENT;
data[0] = 0;