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authorGiridhar Malavali <giridhar.malavali@qlogic.com>2011-03-30 22:46:30 +0400
committerJames Bottomley <James.Bottomley@suse.de>2011-05-01 19:13:55 +0400
commit92dbf273921eb53a9d5b760a8f3b32eefd776b1b (patch)
treeae495d89dfbd5bedcdc0b343223f04c29cdfda32 /drivers/scsi/qla2xxx/qla_nx.c
parented0de87ce6be92bd84858ad496ffaf60344495a3 (diff)
downloadlinux-92dbf273921eb53a9d5b760a8f3b32eefd776b1b.tar.xz
[SCSI] qla2xxx: Limit the logs in case device state does not change for ISP82xx.
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com> Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_nx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_nx.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index a62856ef5448..acd1ad3f9574 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -3543,15 +3543,18 @@ int
qla82xx_device_state_handler(scsi_qla_host_t *vha)
{
uint32_t dev_state;
+ uint32_t old_dev_state;
int rval = QLA_SUCCESS;
unsigned long dev_init_timeout;
struct qla_hw_data *ha = vha->hw;
+ int loopcount = 0;
qla82xx_idc_lock(ha);
if (!vha->flags.init_done)
qla82xx_set_drv_active(vha);
dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
+ old_dev_state = dev_state;
qla_printk(KERN_INFO, ha, "1:Device state is 0x%x = %s\n", dev_state,
dev_state < MAX_STATES ? qdev_state[dev_state] : "Unknown");
@@ -3568,10 +3571,16 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha)
break;
}
dev_state = qla82xx_rd_32(ha, QLA82XX_CRB_DEV_STATE);
- qla_printk(KERN_INFO, ha,
- "2:Device state is 0x%x = %s\n", dev_state,
- dev_state < MAX_STATES ?
- qdev_state[dev_state] : "Unknown");
+ if (old_dev_state != dev_state) {
+ loopcount = 0;
+ old_dev_state = dev_state;
+ }
+ if (loopcount < 5) {
+ qla_printk(KERN_INFO, ha,
+ "2:Device state is 0x%x = %s\n", dev_state,
+ dev_state < MAX_STATES ?
+ qdev_state[dev_state] : "Unknown");
+ }
switch (dev_state) {
case QLA82XX_DEV_READY:
@@ -3620,6 +3629,7 @@ qla82xx_device_state_handler(scsi_qla_host_t *vha)
msleep(1000);
qla82xx_idc_lock(ha);
}
+ loopcount++;
}
exit:
qla82xx_idc_unlock(ha);