From bdf492f502ad4f646e9905db1b89e11822826edd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Wed, 1 Jun 2011 11:01:11 +0200
Subject: ssb: fix PCI(e) driver regression causing oops on PCI cards
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We were incorrectly executing PCIe specific workarounds on PCI cards.
This resulted in:
Machine check in kernel mode.
Caused by (from SRR1=149030): Transfer error ack signal
Oops: Machine check, sig: 7 [#1]
Reported-by: Andreas Schwab <schwab@linux-m68k.org>
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
drivers/ssb/driver_pcicore.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
(limited to 'drivers/ssb')
diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c
index 82feb348c8bb..2a20dabec76d 100644
--- a/drivers/ssb/driver_pcicore.c
+++ b/drivers/ssb/driver_pcicore.c
@@ -539,10 +539,12 @@ void ssb_pcicore_init(struct ssb_pcicore *pc)
if (!pc->hostmode)
ssb_pcicore_init_clientmode(pc);
- /* Additional always once-executed workarounds */
- ssb_pcicore_serdes_workaround(pc);
- /* TODO: ASPM */
- /* TODO: Clock Request Update */
+ /* Additional PCIe always once-executed workarounds */
+ if (dev->id.coreid == SSB_DEV_PCIE) {
+ ssb_pcicore_serdes_workaround(pc);
+ /* TODO: ASPM */
+ /* TODO: Clock Request Update */
+ }
}
static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address)
--
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