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authorDavid S. Miller <davem@davemloft.net>2010-02-17 06:09:29 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-02-17 06:09:29 (GMT)
commit2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch)
treec1f0d002e69868606eca9d1b919835f422892063 /arch/x86/kernel/quirks.c
parent6836b9bdd98e3b500cd49512484df68f46e14659 (diff)
parentb0483e78e5c4c9871fc5541875b3bc006846d46b (diff)
downloadlinux-fsl-qoriq-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/x86/kernel/quirks.c')
-rw-r--r--arch/x86/kernel/quirks.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index 18093d7..12e9fea 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -491,6 +491,19 @@ void force_hpet_resume(void)
break;
}
}
+
+/*
+ * HPET MSI on some boards (ATI SB700/SB800) has side effect on
+ * floppy DMA. Disable HPET MSI on such platforms.
+ */
+static void force_disable_hpet_msi(struct pci_dev *unused)
+{
+ hpet_msi_disable = 1;
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
+ force_disable_hpet_msi);
+
#endif
#if defined(CONFIG_PCI) && defined(CONFIG_NUMA)