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authorRafał Miłecki <zajec5@gmail.com>2011-06-01 11:01:11 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-06-03 14:19:49 -0400
commitbdf492f502ad4f646e9905db1b89e11822826edd (patch)
treef22cd5fa0fd1cfce8075885d04fd20c6ca15c571 /drivers/ssb
parentdfe21582ac5ebc460dda98c67e8589dd506d02cd (diff)
downloadlinux-bdf492f502ad4f646e9905db1b89e11822826edd.tar.bz2
ssb: fix PCI(e) driver regression causing oops on PCI cards
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>
Diffstat (limited to 'drivers/ssb')
-rw-r--r--drivers/ssb/driver_pcicore.c10
1 files changed, 6 insertions, 4 deletions
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)