The PCI core caches the "PCI-E Max Payload Size Supported" in pci_dev->pcie_mpss, so use that instead of pcie_capability_read_dword().
Signed-off-by: Yijing Wang <[email protected]> --- arch/tile/kernel/pci.c | 7 ++----- 1 files changed, 2 insertions(+), 5 deletions(-) diff --git a/arch/tile/kernel/pci.c b/arch/tile/kernel/pci.c index 67237d3..692a799 100644 --- a/arch/tile/kernel/pci.c +++ b/arch/tile/kernel/pci.c @@ -246,15 +246,12 @@ static void fixup_read_and_payload_sizes(void) /* Scan for the smallest maximum payload size. */ for_each_pci_dev(dev) { u32 devcap; - int max_payload; if (!pci_is_pcie(dev)) continue; - pcie_capability_read_dword(dev, PCI_EXP_DEVCAP, &devcap); - max_payload = devcap & PCI_EXP_DEVCAP_PAYLOAD; - if (max_payload < smallest_max_payload) - smallest_max_payload = max_payload; + if (dev->pcie_mpss < smallest_max_payload) + smallest_max_payload = dev->pcie_mpss; } /* Now, set the max_payload_size for all devices to that value. */ -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
