From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: stable@vger.kernel.org
Cc: Mathias Nyman <mathias.nyman@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: [PATCH] xhci: apply XHCI_PME_STUCK_QUIRK to Intel Comet Lake platforms
Date: Wed, 26 Feb 2020 17:08:48 +0200 [thread overview]
Message-ID: <20200226150848.28162-1-mathias.nyman@linux.intel.com> (raw)
[ Upstream commit a3ae87dce3a5abe0b57c811bab02b2564b574106 ]
Backport for 4.4, 4.9, 4.14, and 4.19 stable
Intel Comet Lake based platform require the XHCI_PME_STUCK_QUIRK
quirk as well. Without this xHC can not enter D3 in runtime suspend.
Cc: stable@vger.kernel.org
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20200210134553.9144-5-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/usb/host/xhci-pci.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index df86ea308415..5af57afb4e56 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -53,6 +53,7 @@
#define PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI 0x1aa8
#define PCI_DEVICE_ID_INTEL_APL_XHCI 0x5aa8
#define PCI_DEVICE_ID_INTEL_DNV_XHCI 0x19d0
+#define PCI_DEVICE_ID_INTEL_CML_XHCI 0xa3af
static const char hcd_name[] = "xhci_hcd";
@@ -169,7 +170,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_M_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_BROXTON_B_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI ||
- pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI)) {
+ pdev->device == PCI_DEVICE_ID_INTEL_DNV_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_CML_XHCI)) {
xhci->quirks |= XHCI_PME_STUCK_QUIRK;
}
if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
--
2.17.1
next reply other threads:[~2020-02-26 15:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-26 15:08 Mathias Nyman [this message]
2020-02-26 17:02 ` [PATCH] xhci: apply XHCI_PME_STUCK_QUIRK to Intel Comet Lake platforms Greg Kroah-Hartman
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