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| PCIE_GET_MINIMUM_LIN(9) | Hardware Interfaces | PCIE_GET_MINIMUM_LIN(9) |
NAME¶
pcie_get_minimum_link - determine minimum link settings of a PCI deviceSYNOPSIS¶
int pcie_get_minimum_link(struct pci_dev * dev, enum pci_bus_speed * speed, enum pcie_link_width * width);
ARGUMENTS¶
struct pci_dev * devPCI device to query
enum pci_bus_speed * speed
storage for minimum speed
enum pcie_link_width * width
storage for minimum width
DESCRIPTION¶
This function will walk up the PCI device chain and determine the minimum link width and speed of the device.COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.11 |