linux-kernel - [PATCH 4.18 21/34] usb: xhci: pci: Enable Intel USB role mux on Apollo Lake platforms

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Message-Id: <20181108215140.236926535@linuxfoundation.org>
Date:   Thu,  8 Nov 2018 13:52:50 -0800
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Subject: [PATCH 4.18 21/34] usb: xhci: pci: Enable Intel USB role mux on Apollo Lake platforms

4.18-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Heikki Krogerus <heikki.krogerus@...ux.intel.com>

commit c02588a352defaf985fc1816eb6232663159e1b8 upstream.

Intel Apollo Lake has the same internal USB role mux as
Intel Cherry Trail.

Cc: <stable@...r.kernel.org>
Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/usb/host/xhci-pci.c |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -179,10 +179,12 @@ static void xhci_pci_quirks(struct devic
 		xhci->quirks |= XHCI_PME_STUCK_QUIRK;
 	}
 	if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
-		 pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI) {
+	    pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI)
 		xhci->quirks |= XHCI_SSIC_PORT_UNUSED;
+	if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
+	    (pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI ||
+	     pdev->device == PCI_DEVICE_ID_INTEL_APL_XHCI))
 		xhci->quirks |= XHCI_INTEL_USB_ROLE_SW;
-	}
 	if (pdev->vendor == PCI_VENDOR_ID_INTEL &&
 	    (pdev->device == PCI_DEVICE_ID_INTEL_CHERRYVIEW_XHCI ||
 	     pdev->device == PCI_DEVICE_ID_INTEL_SUNRISEPOINT_LP_XHCI ||