diff options
Diffstat (limited to 'drivers/pci/hotplug/pciehp_hpc.c')
| -rw-r--r-- | drivers/pci/hotplug/pciehp_hpc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index 46598b4b0b92..7dd443aea5a5 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -518,9 +518,11 @@ static irqreturn_t pciehp_isr(int irq, void *dev_id) u16 status, events; /* - * Interrupts only occur in D3hot or shallower (PCIe r4.0, sec 6.7.3.4). + * Interrupts only occur in D3hot or shallower and only if enabled + * in the Slot Control register (PCIe r4.0, sec 6.7.3.4). */ - if (pdev->current_state == PCI_D3cold) + if (pdev->current_state == PCI_D3cold || + (!(ctrl->slot_ctrl & PCI_EXP_SLTCTL_HPIE) && !pciehp_poll_mode)) return IRQ_NONE; /* |