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PCI: Clean-up MPS debug output

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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>
This commit is contained in:
Jon Mason 2011-10-14 14:56:16 -05:00 committed by Jesse Barnes
parent a1c473aa11
commit a513a99a7c
1 changed files with 7 additions and 6 deletions
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13
drivers/pci/probe.c
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@ -1428,24 +1428,25 @@ static void pcie_write_mrrs(struct pci_dev *dev)
static int pcie_bus_configure_set(struct pci_dev *dev, void *data)
{
int mps = 128 << *(u8 *)data;
int mps, orig_mps;
if (!pci_is_pcie(dev))
return 0;
dev_dbg(&dev->dev, "Dev MPS %d MPSS %d MRRS %d\n",
pcie_get_mps(dev), 128<<dev->pcie_mpss, pcie_get_readrq(dev));
mps = 128 << *(u8 *)data;
orig_mps = pcie_get_mps(dev);
pcie_write_mps(dev, mps);
pcie_write_mrrs(dev);
dev_dbg(&dev->dev, "Dev MPS %d MPSS %d MRRS %d\n",
pcie_get_mps(dev), 128<<dev->pcie_mpss, pcie_get_readrq(dev));
dev_info(&dev->dev, "PCI-E Max Payload Size set to %4d/%4d (was %4d), "
"Max Read Rq %4d\n", pcie_get_mps(dev), 128 << dev->pcie_mpss,
orig_mps, pcie_get_readrq(dev));
return 0;
}
/* pcie_bus_configure_mps requires that pci_walk_bus work in a top-down,
/* pcie_bus_configure_settings requires that pci_walk_bus work in a top-down,
* parents then children fashion. If this changes, then this code will not
* work as designed.
*/