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| author |   Heiner Kallweit <hkallweit1@gmail.com> | 2019-10-05 14:04:36 +0200 |
|---|---|---|
| committer |   Bjorn Helgaas <bhelgaas@google.com> | 2019-10-15 14:25:58 -0500 |
| commit | aff5d0552da4055da3faa27ee4252e48bb1f5821 (patch) | |
| tree | 44a8e2d69df4e24f9d768bfd8db6caf88b58fb49 /include/linux/pci.h | |
| parent | PCI/ASPM: Remove pcie_aspm_enabled() unnecessary locking (diff) | |
| download | wireguard-linux-aff5d0552da4055da3faa27ee4252e48bb1f5821.tar.xz wireguard-linux-aff5d0552da4055da3faa27ee4252e48bb1f5821.zip | |
PCI/ASPM: Add L1 PM substate support to pci_disable_link_state()
Add support for disabling states L1.1 and L1.2 to pci_disable_link_state().
Allow separate control of ASPM and PCI PM L1 substates.
Link: https://lore.kernel.org/r/d81f8036-c236-6463-48e7-ebcdcda85bba@gmail.com
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index f9088c89a534..9dc5bee14ae9 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1544,9 +1544,13 @@ extern bool pcie_ports_native; #define pcie_ports_native false #endif -#define PCIE_LINK_STATE_L0S 1 -#define PCIE_LINK_STATE_L1 2 -#define PCIE_LINK_STATE_CLKPM 4 +#define PCIE_LINK_STATE_L0S BIT(0) +#define PCIE_LINK_STATE_L1 BIT(1) +#define PCIE_LINK_STATE_CLKPM BIT(2) +#define PCIE_LINK_STATE_L1_1 BIT(3) +#define PCIE_LINK_STATE_L1_2 BIT(4) +#define PCIE_LINK_STATE_L1_1_PCIPM BIT(5) +#define PCIE_LINK_STATE_L1_2_PCIPM BIT(6) #ifdef CONFIG_PCIEASPM int pci_disable_link_state(struct pci_dev *pdev, int state); |