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charset="utf-8" Skip PME_Turn_Off message if there is no endpoint connected. Signed-off-by: Richard Zhu Reviewed-by: Frank Li --- drivers/pci/controller/dwc/pcie-designware-host.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pc= i/controller/dwc/pcie-designware-host.c index 20a7f827babbf..868e7db4e3381 100644 --- a/drivers/pci/controller/dwc/pcie-designware-host.c +++ b/drivers/pci/controller/dwc/pcie-designware-host.c @@ -1016,12 +1016,15 @@ int dw_pcie_suspend_noirq(struct dw_pcie *pci) if (dw_pcie_readw_dbi(pci, offset + PCI_EXP_LNKCTL) & PCI_EXP_LNKCTL_ASPM= _L1) return 0; =20 - if (pci->pp.ops->pme_turn_off) { - pci->pp.ops->pme_turn_off(&pci->pp); - } else { - ret =3D dw_pcie_pme_turn_off(pci); - if (ret) - return ret; + /* Skip PME_Turn_Off message if there is no endpoint connected */ + if (dw_pcie_get_ltssm(pci) > DW_PCIE_LTSSM_DETECT_WAIT) { + if (pci->pp.ops->pme_turn_off) { + pci->pp.ops->pme_turn_off(&pci->pp); + } else { + ret =3D dw_pcie_pme_turn_off(pci); + if (ret) + return ret; + } } =20 if (dwc_quirk(pci, QUIRK_NOL2POLL_IN_PM)) { --=20 2.37.1