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Commit d99e30b7 authored by Po Liu's avatar Po Liu Committed by Bjorn Helgaas
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PCI: altera: Relax device number checking to allow SR-IOV 



Previously we only allowed device 0 to be directly attached to the root
port.  But SR-IOV devices may use non-zero device numbers for VFs.

Remove the restriction that only device 0 may be attached to a root port.

[bhelgaas: changelog]
Signed-off-by: default avatarPo Liu <po.liu@nxp.com>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarLey Foon Tan <lftan@altera.com>
parent 156c5532

drivers/pci/host/pcie-altera.c

+0 −7
Original line number Diff line number Diff line
@@ -171,13 +171,6 @@ static bool altera_pcie_valid_config(struct altera_pcie *pcie, 
	if (bus->number == pcie->root_bus_nr && dev > 0)

		return false;



	/*

	 * Do not read more than one device on the bus directly attached

	 * to root port, root port can only attach to one downstream port.

	 */

	if (bus->primary == pcie->root_bus_nr && dev > 0)

		return false;



	 return true;

}