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Commit 6db249eb authored by Igor Gnatenko's avatar Igor Gnatenko Committed by Greg Kroah-Hartman
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xhci: extend quirk for Renesas cards 



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 1aa9578c
"xhci: Fix resume issues on Renesas chips in Samsung laptops"

Reported-and-tested-by: default avatarAnatoly Kharchenko <rfr-bugs@yandex.ru>
Reference: http://redmine.russianfedora.pro/issues/1315


Signed-off-by: default avatarIgor Gnatenko <i.gnatenko.brain@gmail.com>
Cc: stable@vger.kernel.org # 3.14
Signed-off-by: default avatarMathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c09ec25d

drivers/usb/host/xhci-pci.c

+1 −3
Original line number Diff line number Diff line
@@ -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;