[PATCH 3/15] x86-64: Calgary - introduce handle_quirks() for various chipset quirks

From: muli
Date: Tue May 22 2007 - 04:11:30 EST


From: Muli Ben-Yehuda <muli@xxxxxxxxxx>

Move the aic94xx split completion timeout handling there.

Signed-off-by: Muli Ben-Yehuda <muli@xxxxxxxxxx>
---
arch/x86_64/kernel/pci-calgary.c | 25 +++++++++++++++++--------
1 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/arch/x86_64/kernel/pci-calgary.c b/arch/x86_64/kernel/pci-calgary.c
index b1ab0d5..9f6dd44 100644
--- a/arch/x86_64/kernel/pci-calgary.c
+++ b/arch/x86_64/kernel/pci-calgary.c
@@ -807,6 +807,20 @@ static void __init calgary_set_split_com
readq(target); /* flush */
}

+static void __init calgary_handle_quirks(struct pci_dev* dev)
+{
+ unsigned char busnum = dev->bus->number;
+ struct iommu_table *tbl = dev->sysdata;
+
+ /*
+ * Give split completion a longer timeout on bus 1 for aic94xx
+ * http://bugzilla.kernel.org/show_bug.cgi?id=7180
+ */
+ if (busnum == 1)
+ calgary_set_split_completion_timeout(tbl->bbar, busnum,
+ CCR_2SEC_TIMEOUT);
+}
+
static void __init calgary_enable_translation(struct pci_dev *dev)
{
u32 val32;
@@ -831,14 +845,6 @@ static void __init calgary_enable_transl
writel(cpu_to_be32(val32), target);
readl(target); /* flush */

- /*
- * Give split completion a longer timeout on bus 1 for aic94xx
- * http://bugzilla.kernel.org/show_bug.cgi?id=7180
- */
- if (busnum == 1)
- calgary_set_split_completion_timeout(bbar, busnum,
- CCR_2SEC_TIMEOUT);
-
init_timer(&tbl->watchdog_timer);
tbl->watchdog_timer.function = &calgary_watchdog;
tbl->watchdog_timer.data = (unsigned long)dev;
@@ -890,6 +896,9 @@ static int __init calgary_init_one(struc

pci_dev_get(dev);
dev->bus->self = dev;
+
+ calgary_handle_quirks(dev);
+
calgary_enable_translation(dev);

return 0;
--
1.4.4

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