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PCI: Add Downstream Port Containment portdrv service type

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Add the Downstream Port Containment (PCIE_PORT_SERVICE_DPC) portdrv service
type, available if the device has the DPC extended capability.

[bhelgaas: split to separate patch, changelog]
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Keith Busch 2016-05-02 15:10:31 -05:00 • committed by Bjorn Helgaas
parent 6d81417da8
commit 10126ac14d
5 changed files with 9 additions and 4 deletions
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2
include/linux/pcieport_if.h
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@ -21,6 +21,8 @@
#define PCIE_PORT_SERVICE_HP (1 << PCIE_PORT_SERVICE_HP_SHIFT)
#define PCIE_PORT_SERVICE_VC_SHIFT 3 /* Virtual Channel */
#define PCIE_PORT_SERVICE_VC (1 << PCIE_PORT_SERVICE_VC_SHIFT)
#define PCIE_PORT_SERVICE_DPC_SHIFT 4 /* Downstream Port Containment */
#define PCIE_PORT_SERVICE_DPC (1 << PCIE_PORT_SERVICE_DPC_SHIFT)
struct pcie_device {
int irq; /* Service IRQ/MSI/MSI-X Vector */