PCI: Clean-up MPS debug output
Clean-up MPS debug output to make it a single line and aligned, thus making it more readable for a large number of buses and devices in a single system. Suggested by Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Jon Mason <mason@myri.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
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@ -1428,24 +1428,25 @@ static void pcie_write_mrrs(struct pci_dev *dev)
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static int pcie_bus_configure_set(struct pci_dev *dev, void *data)
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{
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int mps = 128 << *(u8 *)data;
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int mps, orig_mps;
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if (!pci_is_pcie(dev))
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return 0;
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dev_dbg(&dev->dev, "Dev MPS %d MPSS %d MRRS %d\n",
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pcie_get_mps(dev), 128<<dev->pcie_mpss, pcie_get_readrq(dev));
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mps = 128 << *(u8 *)data;
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orig_mps = pcie_get_mps(dev);
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pcie_write_mps(dev, mps);
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pcie_write_mrrs(dev);
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dev_dbg(&dev->dev, "Dev MPS %d MPSS %d MRRS %d\n",
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pcie_get_mps(dev), 128<<dev->pcie_mpss, pcie_get_readrq(dev));
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dev_info(&dev->dev, "PCI-E Max Payload Size set to %4d/%4d (was %4d), "
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"Max Read Rq %4d\n", pcie_get_mps(dev), 128 << dev->pcie_mpss,
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orig_mps, pcie_get_readrq(dev));
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return 0;
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}
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/* pcie_bus_configure_mps requires that pci_walk_bus work in a top-down,
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/* pcie_bus_configure_settings requires that pci_walk_bus work in a top-down,
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* parents then children fashion. If this changes, then this code will not
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* work as designed.
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*/
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