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Commit f1c66c46 authored by Yijing Wang's avatar Yijing Wang Committed by Bjorn Helgaas
Browse files

PCI: Export pcie_set_mps() and pcie_get_mps() 



Export pcie_get_mps() and pcie_set_mps() functions so drivers can use
them to simplify code.

Signed-off-by: default avatarYijing Wang <wangyijing@huawei.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent 4a10c2ac

drivers/pci/pci.c

+2 −0
Original line number Diff line number Diff line
@@ -3972,6 +3972,7 @@ int pcie_get_mps(struct pci_dev *dev) 


	return 128 << ((ctl & PCI_EXP_DEVCTL_PAYLOAD) >> 5);

}

EXPORT_SYMBOL(pcie_get_mps);



/**

 * pcie_set_mps - set PCI Express maximum payload size
@@ -3996,6 +3997,7 @@ int pcie_set_mps(struct pci_dev *dev, int mps) 
	return pcie_capability_clear_and_set_word(dev, PCI_EXP_DEVCTL,

						  PCI_EXP_DEVCTL_PAYLOAD, v);

}

EXPORT_SYMBOL(pcie_set_mps);



/**

 * pcie_get_minimum_link - determine minimum link settings of a PCI device