diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/isci/host.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/scsi/isci/host.c b/drivers/scsi/isci/host.c index d4daa0f2459..ab026a50ace 100644 --- a/drivers/scsi/isci/host.c +++ b/drivers/scsi/isci/host.c @@ -1122,10 +1122,16 @@ void isci_host_completion_routine(unsigned long data) sci_controller_completion_handler(ihost); spin_unlock_irq(&ihost->scic_lock); - /* the coalesence timeout doubles at each encoding step, so + /* + * we subtract SCI_MAX_PORTS to account for the number of dummy TCs + * issued for hardware issue workaround + */ + active = isci_tci_active(ihost) - SCI_MAX_PORTS; + + /* + * the coalesence timeout doubles at each encoding step, so * update it based on the ilog2 value of the outstanding requests */ - active = isci_tci_active(ihost); writel(SMU_ICC_GEN_VAL(NUMBER, active) | SMU_ICC_GEN_VAL(TIMER, ISCI_COALESCE_BASE + ilog2(active)), &ihost->smu_registers->interrupt_coalesce_control); |