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-rw-r--r--drivers/ieee1394/ohci1394.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/ieee1394/ohci1394.c b/drivers/ieee1394/ohci1394.c
index 8c43065a605..643094c3339 100644
--- a/drivers/ieee1394/ohci1394.c
+++ b/drivers/ieee1394/ohci1394.c
@@ -580,6 +580,7 @@ static void ohci_initialize(struct ti_ohci *ohci)
OHCI1394_isochRx |
OHCI1394_isochTx |
OHCI1394_postedWriteErr |
+ OHCI1394_cycleTooLong |
OHCI1394_cycleInconsistent);
/* Enable link */
@@ -2386,6 +2387,15 @@ static irqreturn_t ohci_irq_handler(int irq, void *dev_id,
PRINT(KERN_ERR, "physical posted write error");
/* no recovery strategy yet, had to involve protocol drivers */
}
+ if (event & OHCI1394_cycleTooLong) {
+ if(printk_ratelimit())
+ PRINT(KERN_WARNING, "isochronous cycle too long");
+ else
+ DBGMSG("OHCI1394_cycleTooLong");
+ reg_write(ohci, OHCI1394_LinkControlSet,
+ OHCI1394_LinkControl_CycleMaster);
+ event &= ~OHCI1394_cycleTooLong;
+ }
if (event & OHCI1394_cycleInconsistent) {
/* We subscribe to the cycleInconsistent event only to
* clear the corresponding event bit... otherwise,