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x86_64: generalize calgary_increase_split_completion_timeout

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... will be used by CalIOC2 later

Signed-off-by: Muli Ben-Yehuda <muli@il.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Muli Ben-Yehuda 2007-07-21 17:10:47 +02:00 committed by Linus Torvalds
parent 9596017e79
commit a2b663f672
1 changed files with 5 additions and 4 deletions
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9
arch/x86_64/kernel/pci-calgary.c
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@ -775,8 +775,8 @@ static void calgary_watchdog(unsigned long data)
}
}
static void __init calgary_increase_split_completion_timeout(void __iomem *bbar,
unsigned char busnum)
static void __init calgary_set_split_completion_timeout(void __iomem *bbar,
unsigned char busnum, unsigned long timeout)
{
u64 val64;
void __iomem *target;
@ -802,7 +802,7 @@ static void __init calgary_increase_split_completion_timeout(void __iomem *bbar,
/* zero out this PHB's timer bits */
mask = ~(0xFUL << phb_shift);
val64 &= mask;
val64 |= (CCR_2SEC_TIMEOUT << phb_shift);
val64 |= (timeout << phb_shift);
writeq(cpu_to_be64(val64), target);
readq(target); /* flush */
}
@ -836,7 +836,8 @@ static void __init calgary_enable_translation(struct pci_dev *dev)
* http://bugzilla.kernel.org/show_bug.cgi?id=7180
*/
if (busnum == 1)
calgary_increase_split_completion_timeout(bbar, busnum);
calgary_set_split_completion_timeout(bbar, busnum,
CCR_2SEC_TIMEOUT);
init_timer(&tbl->watchdog_timer);
tbl->watchdog_timer.function = &calgary_watchdog;