xhci: extend quirk for Renesas cards
authorIgor Gnatenko <i.gnatenko.brain@gmail.com>
Fri, 25 Apr 2014 16:20:15 +0000 (19:20 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 25 Apr 2014 16:34:10 +0000 (09:34 -0700)
After suspend another Renesas PCI-X USB 3.0 card doesn't work.
[root@fedora-20 ~]# lspci -vmnnd 1912:
Device: 03:00.0
Class: USB controller [0c03]
Vendor: Renesas Technology Corp. [1912]
Device: uPD720202 USB 3.0 Host Controller [0015]
SVendor: Renesas Technology Corp. [1912]
SDevice: uPD720202 USB 3.0 Host Controller [0015]
Rev: 02
ProgIf: 30

This patch should be applied to stable kernel 3.14 that contain
the commit 1aa9578c1a9450fb21501c4f549f5b1edb557e6d
"xhci: Fix resume issues on Renesas chips in Samsung laptops"

Reported-and-tested-by: Anatoly Kharchenko <rfr-bugs@yandex.ru>
Reference: http://redmine.russianfedora.pro/issues/1315
Signed-off-by: Igor Gnatenko <i.gnatenko.brain@gmail.com>
Cc: stable@vger.kernel.org # 3.14
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/xhci-pci.c

index 1715063..35d4477 100644 (file)
@@ -145,9 +145,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
                xhci->quirks |= XHCI_TRUST_TX_LENGTH;
        }
        if (pdev->vendor == PCI_VENDOR_ID_RENESAS &&
-                       pdev->device == 0x0015 &&
-                       pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG &&
-                       pdev->subsystem_device == 0xc0cd)
+                       pdev->device == 0x0015)
                xhci->quirks |= XHCI_RESET_ON_RESUME;
        if (pdev->vendor == PCI_VENDOR_ID_VIA)
                xhci->quirks |= XHCI_RESET_ON_RESUME;