linux-kernel - [PATCH 3.12 003/111] xhci: extend quirk for Renesas cards

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Date:	Mon, 23 Jun 2014 10:30:38 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	stable@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Igor Gnatenko <i.gnatenko.brain@...il.com>,
	Mathias Nyman <mathias.nyman@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH 3.12 003/111] xhci: extend quirk for Renesas cards

From: Igor Gnatenko <i.gnatenko.brain@...il.com>

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

===============

commit 6db249ebefc6bf5c39f35dfaacc046d8ad3ffd70 upstream.

After suspend another Renesas PCI-X USB 3.0 card doesn't work.
[root@...ora-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@...dex.ru>
Reference: http://redmine.russianfedora.pro/issues/1315
Signed-off-by: Igor Gnatenko <i.gnatenko.brain@...il.com>
Cc: stable@...r.kernel.org # 3.14
Signed-off-by: Mathias Nyman <mathias.nyman@...ux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 drivers/usb/host/xhci-pci.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 67394da1c645..17447ef59d08 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -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;
-- 
2.0.0

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