the system: bugzilla.kernel.org/show_bug.cgi?id=76291
On Lynx Point-LP on the contrary switching ports to EHCI seems to be
necessary to fix these spurious interrupts.
Signed-off-by: Denis Turischev
Reported-by: Wulf Richartz
---
drivers/usb/host/xhci-pci.c | 4 +++-
1 file changed, 3 insertions(+),
Hi Mathias,
Just want to remind you about the patch, thanks.
Denis
On 03/21/2014 02:10 PM, Mathias Nyman wrote:
> On 03/21/2014 12:01 PM, Denis Turischev wrote:
>> The same issue like with Panther Point chipsets. If the USB ports are
>> switched to xHCI on shutdown, the xHCI h
an be avoided if the USB ports are switched back to EHCI on
shutdown.
Signed-off-by: Denis Turischev
---
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 3c898c1..9233d12 100644
--- a/drivers/usb/host
an be avoided if the USB ports are switched back to EHCI on
shutdown.
Signed-off-by: Denis Turischev
---
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 3c898c1..9233d12 100644
--- a/drivers/usb/host
an be avoided if the USB ports are switched back to EHCI on
shutdown.
Signed-off-by: Denis Turischev
---
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 3c898c1..9233d12 100644
--- a/drivers/usb/host
an be avoided if the USB ports are switched back to EHCI on
shutdown.
Signed-off-by: Denis Turischev
---
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 3c898c1..9233d12 100644
--- a/drivers/usb/host
an be avoided if the USB ports are switched back to EHCI on
shutdown.
Signed-off-by: Denis Turischev
---
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 3c898c1..9233d12 100644
--- a/drivers/usb/host
On 01/08/2014 01:11 AM, Sarah Sharp wrote:
> Denis, what do you mean by "works for Lynx Point"? Do you mean that
> adding the quirk to switch the ports on EHCI on shutdown (e95829f474)
> for the Intense-PC2 *instead of* the commit to put the host in D3 on
> shutdown (638298dc66) works? Or do you
Hi Sarah,
On 01/03/2014 02:03 AM, Sarah Sharp wrote:
> Denis, do all of Compulab's Haswell systems reboot on shutdown? Are
> they all running a Phoenix BIOS? Can you send me the output of `sudo
> lspci -vvv -s` for the xHCI host?
oem@oem-Intense-PC2 ~ $ sudo lspci -vvv -s 00:14.0
00:14.0 USB co
On 12/21/2013 01:45 AM, Sarah Sharp wrote:
> On Fri, Dec 20, 2013 at 12:41:11PM +0200, Denis Turischev wrote:
>>> Also, which kernel are you experiencing this issue on? In 3.12, I
>>> queued a separate patch to deal with spurious reboot issues on Lynx
>
> Also, which kernel are you experiencing this issue on? In 3.12, I
> queued a separate patch to deal with spurious reboot issues on Lynx
> Point:
>
> commit 638298dc66ea36623dbc2757a24fc2c4ab41b016
> Author: Takashi Iwai
> Date: Thu Sep 12 08:11:06 2013 +0200
>
> xhci: Fix spurious wakeu
shutdown.
v1: add new device id locally, not in
Signed-off-by: Denis Turischev
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
--- a/drivers/usb/host/xhci-pci.c 2013-12-19 11:36:12.049589400 +0200
+++ b/drivers/usb/host/xhci-pci.c 2013-12-19 11:37:27.261590385
shutdown.
Signed-off-by: Denis Turischev
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
--- a/drivers/usb/host/xhci-pci.c 2013-12-19 11:36:12.049589400 +0200
+++ b/drivers/usb/host/xhci-pci.c 2013-12-19 11:37:27.261590385 +0200
@@ -91,8 +91,9
ch the ports
> over from EHCI to xHCI.
>
> This patch should be backported to kernels as old as 3.0, that contain
> the commit 69e848c2090aebba5698a1620604c7dccb448684 "Intel xhci: Support
> EHCI/xHCI port switching."
>
> Signed-off-by: Sarah Sharp
> Report
Hi Sarah,
Attached dmidecode output of Intense-PC.
Denis Turischev
On 07/31/2012 01:34 AM, Sarah Sharp wrote:
> Hi Denis,
>
> Can you send me the output of `sudo dmidecode`? I'd like to see if I
> can make a more general patch apply to the Intense-PC.
>
> Sarah Sha
Sarah Sharp
>
> On Mon, Jul 23, 2012 at 02:46:32PM +0300, Denis Turischev wrote:
>> Intense-PC is Compulab's mini-desktop with Intel Panther Point
>> chipset.
>>
>> Unconditional switchover to xHCI provided by function
>> usb_enable_xhci_ports() leads to sur
Some devices with Intel Panther Point chipset may require switchover
usb ports from XHCI back to EHCI controller before shutdown.
Otherwise various BIOS bugs related to power management may be
triggered.
v2: deleted unnecessary variables.
Signed-off-by: Denis Turischev
---
drivers/usb/host/pci
Some devices with Intel Panther Point chipset may require switchover
usb ports from XHCI back to EHCI controller before shutdown.
Overwise various BIOS bugs related to power management may be
triggered.
Signed-off-by: Denis Turischev
---
drivers/usb/host/pci-quirks.c | 14
erved. Switching back to EHCI solves
the problem.
The patch switches usb ports back to EHCI during xhci shutdown
for Intense-PC.
Signed-off-by: Denis Turischev
---
drivers/usb/host/xhci.c | 14 ++
1 file changed, 14 insertions(+)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/x
On 07/17/2012 07:54 AM, Sarah Sharp wrote:
> On Mon, Jul 16, 2012 at 07:46:06PM +0300, Denis Turischev wrote:
>> Intense-PC is Compulab's mini-desktop with Intel Panther Point
>> chipset.
>>
>> Unconditional ports switching provided by function
>> usb_e
The patch avoids ports switching for Intense-PC.
Signed-off-by: Denis Turischev
---
drivers/usb/host/pci-quirks.c |7 +++
1 file changed, 7 insertions(+)
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index df0828c..6f72593 100644
--- a/drivers/usb/host/pci-qui
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