Suggestion for a minimal fix for -stable:
Do not enable the SMBus device on Asus boards if software suspend
is used. We do not reenable the device on resume, leading to all sorts
of undesirable effects, the worst being a total fan failure after
resume on my Samsung P35 laptop.
Signed-off-by: Carl-Daniel Hailfinger <[email protected]>
--- linux-2.6.16.14/drivers/pci/quirks.c.vanilla 2006-05-05 02:03:45.000000000 +0200
+++ linux-2.6.16.14/drivers/pci/quirks.c 2006-05-11 17:09:15.000000000 +0200
@@ -861,6 +861,8 @@
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82375, quirk_eisa_bridge );
+#ifndef CONFIG_SOFTWARE_SUSPEND
+
/*
* On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge
* is not activated. The myth is that Asus said that they do not want the
@@ -1008,6 +1010,8 @@
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_1, asus_hides_smbus_lpc_ich6 );
+#endif
+
/*
* SiS 96x south bridge: BIOS typically hides SMBus device...
*/
--
http://www.hailfinger.org/
-
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