From a902d81ac802ca5eb06a140e024b903825117eaf Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Mon, 21 Nov 2016 15:07:53 -0600 Subject: PCI/PME: Log PME IRQ when claiming Root Port We already log a "Signaling PME" whenever the PME service driver claims a Root Port. In fact, we also log the same message for every device in the hierarchy below the Root Port. Log the "Signaling PME" once (only for the Root Port, since we can trivially find out which devices are below the Root Port), and include the IRQ number in the message to help connect the dots with /proc/interrupts. Signed-off-by: Bjorn Helgaas Acked-by: Rafael J. Wysocki --- drivers/pci/pcie/pme.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers/pci/pcie') diff --git a/drivers/pci/pcie/pme.c b/drivers/pci/pcie/pme.c index 9e8aa9d0a952..717529331dac 100644 --- a/drivers/pci/pcie/pme.c +++ b/drivers/pci/pcie/pme.c @@ -300,8 +300,6 @@ static irqreturn_t pcie_pme_irq(int irq, void *context) */ static int pcie_pme_set_native(struct pci_dev *dev, void *ign) { - dev_info(&dev->dev, "Signaling PME through PCIe PME interrupt\n"); - device_set_run_wake(&dev->dev, true); dev->pme_interrupt = true; return 0; @@ -349,12 +347,14 @@ static int pcie_pme_probe(struct pcie_device *srv) ret = request_irq(srv->irq, pcie_pme_irq, IRQF_SHARED, "PCIe PME", srv); if (ret) { kfree(data); - } else { - pcie_pme_mark_devices(port); - pcie_pme_interrupt_enable(port, true); + return ret; } - return ret; + dev_info(&port->dev, "Signaling PME with IRQ %d\n", srv->irq); + + pcie_pme_mark_devices(port); + pcie_pme_interrupt_enable(port, true); + return 0; } static bool pcie_pme_check_wakeup(struct pci_bus *bus) -- cgit v1.2.3-59-g8ed1b