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Merge branch 'meego-7093' into idle-release

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Len Brown 2010-09-28 23:30:58 -04:00
commit 9587a678fa
1 changed files with 20 additions and 0 deletions
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20
drivers/pci/quirks.c
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@ -162,6 +162,26 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_1, quirk_isa_d
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_2, quirk_isa_dma_hangs); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_2, quirk_isa_dma_hangs);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_3, quirk_isa_dma_hangs); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_CBUS_3, quirk_isa_dma_hangs);
/*
* Intel NM10 "TigerPoint" LPC PM1a_STS.BM_STS must be clear
* for some HT machines to use C4 w/o hanging.
*/
static void __devinit quirk_tigerpoint_bm_sts(struct pci_dev *dev)
{
u32 pmbase;
u16 pm1a;
pci_read_config_dword(dev, 0x40, &pmbase);
pmbase = pmbase & 0xff80;
pm1a = inw(pmbase);
if (pm1a & 0x10) {
dev_info(&dev->dev, FW_BUG "TigerPoint LPC.BM_STS cleared\n");
outw(0x10, pmbase);
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TGP_LPC, quirk_tigerpoint_bm_sts);
/* /*
* Chipsets where PCI->PCI transfers vanish or hang * Chipsets where PCI->PCI transfers vanish or hang
*/ */