Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux

xhci-pci: Allow host runtime PM as default for Intel Meteor Lake xHCI

Meteor Lake TCSS(Type-C Subsystem) xHCI needs to be runtime suspended
whenever possible to allow the TCSS hardware block to enter D3cold and
thus save energy.

Cc: stable@kernel.org
Signed-off-by: Utkarsh Patel <utkarsh.h.patel@intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20220623111945.1557702-5-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

authored by

Utkarsh Patel and committed by
Greg Kroah-Hartman
8ffdc53a 7516da47

+3 -1
+3 -1
drivers/usb/host/xhci-pci.c
··· 62 62 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI 0x464e 63 63 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI 0x51ed 64 64 #define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI 0xa71e 65 + #define PCI_DEVICE_ID_INTEL_METEOR_LAKE_XHCI 0x7ec0 65 66 66 67 #define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639 67 68 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 ··· 272 271 pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI || 273 272 pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI || 274 273 pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI || 275 - pdev->device == PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI)) 274 + pdev->device == PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI || 275 + pdev->device == PCI_DEVICE_ID_INTEL_METEOR_LAKE_XHCI)) 276 276 xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; 277 277 278 278 if (pdev->vendor == PCI_VENDOR_ID_ETRON &&