Commit 85338a0b authored by Jianmin Lv's avatar Jianmin Lv Committed by Hongchen Zhang
Browse files

PCI: LS7A2000: fix pm transition of devices under pcie port 

LoongArch inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I6BWFP



--------------------------------

Signed-off-by: default avatarJianmin Lv <lvjianmin@loongson.cn>
parent a93c7083

drivers/pci/controller/pci-loongson.c

+14 −0
Original line number Diff line number Diff line
@@ -81,6 +81,20 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LOONGSON, 
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_LOONGSON,

			DEV_LS7A_LPC, system_bus_quirk);



static void loongson_d3_quirk(struct pci_dev *pdev)

{

	pdev->dev_flags |= PCI_DEV_FLAGS_NO_D3;

	pdev->no_d1d2 = 1;

}

DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_LOONGSON,

			DEV_LS7A_PCIE_PORT3, loongson_d3_quirk);

DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_LOONGSON,

			DEV_LS7A_PCIE_PORT4, loongson_d3_quirk);

DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_LOONGSON,

			DEV_LS7A_PCIE_PORT5, loongson_d3_quirk);

DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_LOONGSON,

			DEV_LS7A_PCIE_PORT6, loongson_d3_quirk);



static void loongson_mrrs_quirk(struct pci_dev *pdev)

{

	/*