diff options
Diffstat (limited to 'drivers/pci/pcie')
| -rw-r--r-- | drivers/pci/pcie/aer/aerdrv.c | 2 | ||||
| -rw-r--r-- | drivers/pci/pcie/aspm.c | 3 |
2 files changed, 2 insertions, 3 deletions
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c index 10c0e62bd5a..2ce8f9ccc66 100644 --- a/drivers/pci/pcie/aer/aerdrv.c +++ b/drivers/pci/pcie/aer/aerdrv.c @@ -318,6 +318,8 @@ static int __init aer_service_init(void) { if (pcie_aer_disable) return -ENXIO; + if (!pci_msi_enabled()) + return -ENXIO; return pcie_port_service_register(&aerdriver); } diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index f289ca9bf18..745402e8e49 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -303,9 +303,6 @@ static void pcie_get_aspm_reg(struct pci_dev *pdev, pos = pci_find_capability(pdev, PCI_CAP_ID_EXP); pci_read_config_dword(pdev, pos + PCI_EXP_LNKCAP, ®32); info->support = (reg32 & PCI_EXP_LNKCAP_ASPMS) >> 10; - /* 00b and 10b are defined as "Reserved". */ - if (info->support == PCIE_LINK_STATE_L1) - info->support = 0; info->latency_encoding_l0s = (reg32 & PCI_EXP_LNKCAP_L0SEL) >> 12; info->latency_encoding_l1 = (reg32 & PCI_EXP_LNKCAP_L1EL) >> 15; pci_read_config_word(pdev, pos + PCI_EXP_LNKCTL, ®16); |