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From: <gregkh@linuxfoundation.org>
To: chrisrblake93@gmail.com, bhelgaas@google.com, gregkh@linuxfoundation.org
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset" has been added to the 4.7-stable tree
Date: Thu, 18 Aug 2016 15:14:43 +0200	[thread overview]
Message-ID: <147152608333206@kroah.com> (raw)


This is a note to let you know that I've just added the patch titled

    PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset

to the 4.7-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     pci-mark-atheros-ar9485-and-qca9882-to-avoid-bus-reset.patch
and it can be found in the queue-4.7 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 9ac0108c2bac3f1d0255f64fb89fc27e71131b24 Mon Sep 17 00:00:00 2001
From: Chris Blake <chrisrblake93@gmail.com>
Date: Mon, 30 May 2016 07:26:37 -0500
Subject: PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset

From: Chris Blake <chrisrblake93@gmail.com>

commit 9ac0108c2bac3f1d0255f64fb89fc27e71131b24 upstream.

Similar to the AR93xx series, the AR94xx and the Qualcomm QCA988x also have
the same quirk for the Bus Reset.

Fixes: c3e59ee4e766 ("PCI: Mark Atheros AR93xx to avoid bus reset")
Signed-off-by: Chris Blake <chrisrblake93@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/pci/quirks.c |   10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3189,13 +3189,15 @@ static void quirk_no_bus_reset(struct pc
 }
 
 /*
- * Atheros AR93xx chips do not behave after a bus reset.  The device will
- * throw a Link Down error on AER-capable systems and regardless of AER,
- * config space of the device is never accessible again and typically
- * causes the system to hang or reset when access is attempted.
+ * Some Atheros AR9xxx and QCA988x chips do not behave after a bus reset.
+ * The device will throw a Link Down error on AER-capable systems and
+ * regardless of AER, config space of the device is never accessible again
+ * and typically causes the system to hang or reset when access is attempted.
  * http://www.spinics.net/lists/linux-pci/msg34797.html
  */
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0030, quirk_no_bus_reset);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0032, quirk_no_bus_reset);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003c, quirk_no_bus_reset);
 
 static void quirk_no_pm_reset(struct pci_dev *dev)
 {


Patches currently in stable-queue which might be from chrisrblake93@gmail.com are

queue-4.7/pci-mark-atheros-ar9485-and-qca9882-to-avoid-bus-reset.patch

                 reply	other threads:[~2016-08-18 13:14 UTC|newest]

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