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| -rw-r--r-- | Documentation/PCI/pciebus-howto.rst | 1 | ||||
| -rw-r--r-- | include/linux/pci.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/PCI/pciebus-howto.rst b/Documentation/PCI/pciebus-howto.rst index e48d01422efc..375d9ce171f6 100644 --- a/Documentation/PCI/pciebus-howto.rst +++ b/Documentation/PCI/pciebus-howto.rst @@ -221,6 +221,7 @@ a selected set of PCI Express Capability Registers: * Link Control Register * Root Control Register +* Link Control 2 Register Any change to those registers should be performed using RMW accessors to avoid problems due to concurrent updates. For the up-to-date list of diff --git a/include/linux/pci.h b/include/linux/pci.h index 573b4c4c2be6..be5ed534c39c 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1274,6 +1274,7 @@ static inline int pcie_capability_clear_and_set_word(struct pci_dev *dev, { switch (pos) { case PCI_EXP_LNKCTL: + case PCI_EXP_LNKCTL2: case PCI_EXP_RTCTL: return pcie_capability_clear_and_set_word_locked(dev, pos, clear, set); |