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Commit 231afea1 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

PCI: Use standard PCIe Capability Link register field names 



Use the standard #defines for PCIe Link Status and Capability registers
rather than bare numbers.

Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent 7793eeab

drivers/pci/probe.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -521,7 +521,7 @@ static unsigned char pcie_link_speed[] = { 




void pcie_update_link_speed(struct pci_bus *bus, u16 linksta)

void pcie_update_link_speed(struct pci_bus *bus, u16 linksta)

{

{

	bus->cur_bus_speed = pcie_link_speed[linksta & 0xf];

	bus->cur_bus_speed = pcie_link_speed[linksta & PCI_EXP_LNKSTA_CLS];

}

}

EXPORT_SYMBOL_GPL(pcie_update_link_speed);

EXPORT_SYMBOL_GPL(pcie_update_link_speed);
@@ -610,7 +610,7 @@ static void pci_set_bus_speed(struct pci_bus *bus) 
		u16 linksta;

		u16 linksta;





		pcie_capability_read_dword(bridge, PCI_EXP_LNKCAP, &linkcap);

		pcie_capability_read_dword(bridge, PCI_EXP_LNKCAP, &linkcap);

		bus->max_bus_speed = pcie_link_speed[linkcap & 0xf];

		bus->max_bus_speed = pcie_link_speed[linkcap & PCI_EXP_LNKCAP_SLS];





		pcie_capability_read_word(bridge, PCI_EXP_LNKSTA, &linksta);

		pcie_capability_read_word(bridge, PCI_EXP_LNKSTA, &linksta);

		pcie_update_link_speed(bus, linksta);

		pcie_update_link_speed(bus, linksta);