Rev 3.1 Sec 2.3.1 Request Handling Rules says a device can issue CRS following a D3hot->D0 transition. Add pci_dev_wait() call to see if device is available before returning. Signed-off-by: Sinan Kaya <okaya@xxxxxxxxxxxxxx> Reviewed-by: Christoph Hellwig <hch@xxxxxx> --- drivers/pci/pci.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 736d809..09eae93 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -4116,7 +4116,7 @@ static int pci_pm_reset(struct pci_dev *dev, int probe) pci_write_config_word(dev, dev->pm_cap + PCI_PM_CTRL, csr); pci_dev_d3_sleep(dev); - return 0; + return pci_dev_wait(dev, "PM D3->D0", PCIE_RESET_READY_POLL_MS); } void pci_reset_secondary_bus(struct pci_dev *dev) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
