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

commit 8ffdc53a60049f3930afe161dc51c67959c8d83d upstream.

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>

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index c129b08146a6333bb87c872d15ead9a84e0dbb55..352626f9e451bc67112d46bd0077b30eeeceffea 100644 (file)
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -62,6 +62,7 @@
 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI          0x464e
 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI        0x51ed
 #define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI           0xa71e
+#define PCI_DEVICE_ID_INTEL_METEOR_LAKE_XHCI           0x7ec0
 
 #define PCI_DEVICE_ID_AMD_RENOIR_XHCI                  0x1639
 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4                        0x43b9
@@ -272,7 +273,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
             pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI ||
             pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI ||
             pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI ||
-            pdev->device == PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI))
+            pdev->device == PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI ||
+            pdev->device == PCI_DEVICE_ID_INTEL_METEOR_LAKE_XHCI))
                xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
 
        if (pdev->vendor == PCI_VENDOR_ID_ETRON &&