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authorMichael Bottini <[email protected]>2023-01-20 03:15:19 +0000
committerLorenzo Pieralisi <[email protected]>2023-02-02 15:01:42 +0000
commitde82f60f9c86b72635ce49f7ab822e6a00a90dca (patch)
treebd7e7997f331f2f9732fa2bdfc76730f661b033a /drivers/pci/controller/vmd.c
parentLinux 6.2-rc1 (diff)
downloadkernel-de82f60f9c86b72635ce49f7ab822e6a00a90dca.tar.gz
kernel-de82f60f9c86b72635ce49f7ab822e6a00a90dca.zip
PCI/ASPM: Add pci_enable_link_state()
Add pci_enable_link_state() to allow devices to change the default BIOS configured states. Clears the BIOS default settings then sets the new states and reconfigures the link under the semaphore. Also add PCIE_LINK_STATE_ALL macro for convenience for callers that want to enable all link states. Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Michael Bottini <[email protected]> Signed-off-by: David E. Box <[email protected]> Signed-off-by: Lorenzo Pieralisi <[email protected]> Reviewed-by: Kuppuswamy Sathyanarayanan <[email protected]> Acked-by: Bjorn Helgaas <[email protected]>
Diffstat (limited to 'drivers/pci/controller/vmd.c')
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