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Commit a513a99a authored by Jon Mason's avatar Jon Mason Committed by Jesse Barnes
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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: default avatarJon Mason <mason@myri.com>
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent a1c473aa

drivers/pci/probe.c

+7 −6
Original line number Original line Diff line number Diff line
@@ -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)

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))

	if (!pci_is_pcie(dev))

		return 0;

		return 0;





	dev_dbg(&dev->dev, "Dev MPS %d MPSS %d MRRS %d\n",

	mps = 128 << *(u8 *)data;

		 pcie_get_mps(dev), 128<<dev->pcie_mpss, pcie_get_readrq(dev));

	orig_mps = pcie_get_mps(dev);





	pcie_write_mps(dev, mps);

	pcie_write_mps(dev, mps);

	pcie_write_mrrs(dev);

	pcie_write_mrrs(dev);





	dev_dbg(&dev->dev, "Dev MPS %d MPSS %d MRRS %d\n",

	dev_info(&dev->dev, "PCI-E Max Payload Size set to %4d/%4d (was %4d), "

		 pcie_get_mps(dev), 128<<dev->pcie_mpss, pcie_get_readrq(dev));

		 "Max Read Rq %4d\n", pcie_get_mps(dev), 128 << dev->pcie_mpss,

		 orig_mps, pcie_get_readrq(dev));





	return 0;

	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

 * parents then children fashion.  If this changes, then this code will not

 * work as designed.

 * work as designed.

 */

 */