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 Raptor Lake xHCI

In the same way as Intel Alder Lake TCSS (Type-C Subsystem) the Raptor
Lake TCSS 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: Tanveer Alam <tanveer1.alam@intel.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20220623111945.1557702-4-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

authored by

Tanveer Alam and committed by
Greg Kroah-Hartman
7516da47 83810f84

+3 -1
+3 -1
drivers/usb/host/xhci-pci.c
··· 61 61 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e 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 + #define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI 0xa71e 64 65 65 66 #define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639 66 67 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 ··· 270 269 pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI || 271 270 pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI || 272 271 pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI || 273 - pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI)) 272 + pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI || 273 + pdev->device == PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI)) 274 274 xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; 275 275 276 276 if (pdev->vendor == PCI_VENDOR_ID_ETRON &&