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Commit 13680ade authored by Atsushi Nemoto's avatar Atsushi Nemoto Committed by Ralf Baechle
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MIPS: TXx9: Disable PM capability of TX493[89] internal ether 



Some TC35815 variants (i.e. TX493[89] internal ether) report existance of
PM registers though they are not supported.  Disable PM features by
clearing pdev->pm_cap.

Signed-off-by: default avatarAtsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 99502d94

arch/mips/txx9/generic/pci.c

+13 −0
Original line number Diff line number Diff line
@@ -341,6 +341,15 @@ static void quirk_slc90e66_ide(struct pci_dev *dev) 
}

#endif /* CONFIG_TOSHIBA_FPCIB0 */



static void tc35815_fixup(struct pci_dev *dev)

{

	/* This device may have PM registers but not they are not suported. */

	if (dev->pm_cap) {

		dev_info(&dev->dev, "PM disabled\n");

		dev->pm_cap = 0;

	}

}



static void final_fixup(struct pci_dev *dev)

{

	unsigned char bist;
@@ -374,6 +383,10 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_EFAR, PCI_DEVICE_ID_EFAR_SLC90E66_1, 
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_EFAR, PCI_DEVICE_ID_EFAR_SLC90E66_1,

	quirk_slc90e66_ide);

#endif

DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TOSHIBA_2,

			PCI_DEVICE_ID_TOSHIBA_TC35815_NWU, tc35815_fixup);

DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TOSHIBA_2,

			PCI_DEVICE_ID_TOSHIBA_TC35815_TX4939, tc35815_fixup);

DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, final_fixup);

DECLARE_PCI_FIXUP_RESUME(PCI_ANY_ID, PCI_ANY_ID, final_fixup);