summaryrefslogtreecommitdiff
path: root/arch/x86/kernel/quirks.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2010-02-17 14:24:46 +0100
committerTakashi Iwai <tiwai@suse.de>2010-02-17 14:24:46 +0100
commit7fb3a069bc5d3577409c2ae89f89cd264ff85816 (patch)
tree7fe3ba3b95faeecb01e4feafb9288ef4b523c6b3 /arch/x86/kernel/quirks.c
parent291186e049d7f8178ad31d43c38a53889f25d79e (diff)
parent9d3415a8cc76ff65c6602a121ac318432c5cd7ba (diff)
Merge branch 'fix/misc' into topic/misc
Conflicts: sound/pci/hda/patch_realtek.c
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 18093d7498f0..12e9feaa2f7a 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)