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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Chris Blake <chrisrblake93@gmail.com>,
	Bjorn Helgaas <bhelgaas@google.com>
Subject: [PATCH 3.14 43/46] PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset
Date: Thu, 18 Aug 2016 15:55:05 +0200	[thread overview]
Message-ID: <20160818135448.871024496@linuxfoundation.org> (raw)
In-Reply-To: <20160818135442.457400364@linuxfoundation.org>

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

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

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
@@ -3017,13 +3017,15 @@ 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 pci_do_fixups(struct pci_dev *dev, struct pci_fixup *f,
 			  struct pci_fixup *end)

  parent reply	other threads:[~2016-08-18 13:57 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20160818135526uscas1p209dc90415100838cf7c73a2d19ca32a3@uscas1p2.samsung.com>
2016-08-18 13:54 ` [PATCH 3.14 00/46] 3.14.77-stable review Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 01/46] tcp: make challenge acks faster Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 02/46] usb: renesas_usbhs: protect the CFIFOSEL setting in usbhsg_ep_enable() Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 11/46] cifs: Check for existing directory when opening file with O_CREAT Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 12/46] cifs: fix crash due to race in hmac(md5) handling Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 14/46] random: properly align get_random_int_hash Greg Kroah-Hartman
2016-08-19  3:14     ` Eric Biggers
2016-08-19  7:33       ` Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 15/46] random: print a warning for the first ten uninitialized random users Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 16/46] [PATCH BACKPORT 3.10-3.15 1/4] MIPS: KVM: Fix mapped fault broken commpage handling Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 17/46] [PATCH BACKPORT 3.10-3.15 2/4] MIPS: KVM: Add missing gfn range check Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 18/46] [PATCH BACKPORT 3.10-3.15 3/4] MIPS: KVM: Fix gfn range check in kseg0 tlb faults Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 19/46] [PATCH BACKPORT 3.10-3.15 4/4] MIPS: KVM: Propagate kseg0/mapped tlb fault errors Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 20/46] nfs: dont create zero-length requests Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 30/46] balloon: check the number of available pages in leak balloon Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 31/46] ftrace/recordmcount: Work around for addition of metag magic but not relocations Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 32/46] metag: Fix __cmpxchg_u32 asm constraint for CMP Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 33/46] IB/mlx5: Fix MODIFY_QP command input structure Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 34/46] IB/mlx5: Fix returned values of query QP Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 35/46] IB/mlx5: Fix post send fence logic Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 36/46] IB/IPoIB: Dont update neigh validity for unresolved entries Greg Kroah-Hartman
2016-08-18 13:54   ` [PATCH 3.14 37/46] IB/mlx4: Fix the SQ size of an RC QP Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 38/46] ubi: Make volume resize power cut aware Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 39/46] ubi: Fix race condition between ubi device creation and udev Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 40/46] target: Fix race between iscsi-target connection shutdown + ABORT_TASK Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 41/46] target: Fix max_unmap_lba_count calc overflow Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 42/46] Input: i8042 - break load dependency between atkbd/psmouse and i8042 Greg Kroah-Hartman
2016-08-18 13:55   ` Greg Kroah-Hartman [this message]
2016-08-18 13:55   ` [PATCH 3.14 44/46] dm flakey: error READ bios during the down_interval Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 45/46] module: Invalidate signatures on force-loaded modules Greg Kroah-Hartman
2016-08-18 13:55   ` [PATCH 3.14 46/46] Documentation/module-signing.txt: Note need for version info if reusing a key Greg Kroah-Hartman
2016-08-18 20:05   ` [PATCH 3.14 00/46] 3.14.77-stable review Guenter Roeck
2016-08-19  7:38     ` Greg Kroah-Hartman
2016-08-18 21:34   ` Shuah Khan

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