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| author | Josh Boyer <jwboyer@fedoraproject.org> | 2014-12-10 14:11:21 -0500 |
|---|---|---|
| committer | Josh Boyer <jwboyer@fedoraproject.org> | 2014-12-10 14:11:56 -0500 |
| commit | 7722e301a4f62e3072ff0e411afdcedf416fbf9e (patch) | |
| tree | 72451a6419bd3019300e2f811323ebd434d42a3d /xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch | |
| parent | 49da9ad901bda5d3c63934bae1f9c8bc6a98a7e2 (diff) | |
| download | kernel-7722e301a4f62e3072ff0e411afdcedf416fbf9e.tar.gz kernel-7722e301a4f62e3072ff0e411afdcedf416fbf9e.tar.xz kernel-7722e301a4f62e3072ff0e411afdcedf416fbf9e.zip | |
Fix UAS crashes with Seagate and Fresco Logic drives (rhbz 1164945)
Diffstat (limited to 'xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch')
| -rw-r--r-- | xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch b/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch new file mode 100644 index 000000000..43181ff04 --- /dev/null +++ b/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch @@ -0,0 +1,45 @@ +From e6a429eb0bfa03e3dca62e3922874d768833395f Mon Sep 17 00:00:00 2001 +From: Hans de Goede <hdegoede@redhat.com> +Date: Fri, 5 Dec 2014 11:01:00 +0100 +Subject: [PATCH 1/3] xhci: Add broken-streams quirk for Fresco Logic FL1000G + xhci controllers +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Streams do not work reliabe on Fresco Logic FL1000G xhci controllers, +trying to use them results in errors like this: + +21:37:33 kernel: xhci_hcd 0000:04:00.0: ERROR Transfer event for disabled endpoint or incorrect stream ring +21:37:33 kernel: xhci_hcd 0000:04:00.0: @00000000368b3570 9067b000 00000000 05000000 01078001 +21:37:33 kernel: xhci_hcd 0000:04:00.0: ERROR Transfer event for disabled endpoint or incorrect stream ring +21:37:33 kernel: xhci_hcd 0000:04:00.0: @00000000368b3580 9067b400 00000000 05000000 01038001 + +As always I've ordered a pci-e addon card with a Fresco Logic controller for +myself to see if I can come up with a better fix then the big hammer, in +the mean time this will make uas devices work again (in usb-storage mode) +for FL1000G users. + +Reported-by: Marcin Zajączkowski <mszpak@wp.pl> +Cc: stable@vger.kernel.org # 3.15 +Signed-off-by: Hans de Goede <hdegoede@redhat.com> +--- + drivers/usb/host/xhci-pci.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c +index d41ce7aaa97d..63f79aa82673 100644 +--- a/drivers/usb/host/xhci-pci.c ++++ b/drivers/usb/host/xhci-pci.c +@@ -80,6 +80,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) + "must be suspended extra slowly", + pdev->revision); + } ++ if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK) ++ xhci->quirks |= XHCI_BROKEN_STREAMS; + /* Fresco Logic confirms: all revisions of this chip do not + * support MSI, even though some of them claim to in their PCI + * capabilities. +-- +2.1.0 + |