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From: Justin Mattock <justinmattock@gmail.com>
To: Linux-usb <linux-usb@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: root hub lost power or was reset
Date: Wed, 2 Dec 2009 14:34:30 -0800	[thread overview]
Message-ID: <dd18b0c30912021434t4a247646q48f32c0d0e40faae@mail.gmail.com> (raw)

I've been getting a 45 sec
pause when waking my machine up
on the first cycle using s2ram.
At first thought it was udev, but later
am not sure it is. With further looking
if I remove the isight_firmware module from the kernel
suspend wakes up the first cycle as it should.(I don't have
isight-firmware-tools installed, leading me to believe this might
be the issue with isight-firmware.ko.)

Now looking at dmesg I see:

[  413.551845] uhci_hcd 0000:00:1d.0: PCI INT A -> GSI 23 (level, low) -> IRQ 23
[  413.551855] uhci_hcd 0000:00:1d.0: setting latency timer to 64
[  413.551887] usb usb2: root hub lost power or was reset
[  413.551927] uhci_hcd 0000:00:1d.1: PCI INT B -> GSI 19 (level, low) -> IRQ 19
[  413.551937] uhci_hcd 0000:00:1d.1: setting latency timer to 64
[  413.551967] usb usb3: root hub lost power or was reset
[  413.552019] uhci_hcd 0000:00:1d.2: PCI INT C -> GSI 18 (level, low) -> IRQ 18
[  413.552029] uhci_hcd 0000:00:1d.2: setting latency timer to 64
[  413.552058] usb usb4: root hub lost power or was reset
[  413.552094] uhci_hcd 0000:00:1d.3: PCI INT D -> GSI 16 (level, low) -> IRQ 16
[  413.552104] uhci_hcd 0000:00:1d.3: setting latency timer to 64
[  413.552134] usb usb5: root hub lost power or was reset
[  413.552172] ehci_hcd 0000:00:1d.7: PCI INT A -> GSI 23 (level, low) -> IRQ 23
[  413.552182] ehci_hcd 0000:00:1d.7: setting latency timer to 64
[  413.552200] pci 0000:00:1e.0: setting latency timer to 64
[  413.552217] ata_piix 0000:00:1f.1: PCI INT A -> GSI 18 (level, low) -> IRQ 18
[  413.552225] ata_piix 0000:00:1f.1: setting latency timer to 64
[  413.554437] ata_piix 0000:00:1f.2: PCI INT B -> GSI 19 (level, low) -> IRQ 19
[  413.554446] ata_piix 0000:00:1f.2: setting latency timer to 64
[  413.554548] pci 0000:00:1f.3: PCI INT B -> GSI 19 (level, low) -> IRQ 19
[  413.554559] pci 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[  413.554567] pci 0000:01:00.0: setting latency timer to 64

for a bit I thought that this was also the cause of the delay
but the system wakes up as it should even with this happening to
usb.

BTW: Is CONFIG_USB_PERSIST in the kernel anymore
with 2.6.32*?(I can't seem to find that option);

-- 
Justin P. Mattock

             reply	other threads:[~2009-12-02 22:34 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-02 22:34 Justin Mattock [this message]
2009-12-02 23:19 ` Oliver Neukum
2009-12-02 23:37   ` Justin Mattock
2009-12-03  0:10 ` Robert Hancock
2009-12-03  0:58   ` Justin P. Mattock
2009-12-03  8:33     ` Oliver Neukum
2009-12-03 15:16       ` Alan Stern
2009-12-03 16:21         ` Justin P. Mattock
2009-12-03 16:45         ` Oliver Neukum
2009-12-04 18:22           ` Justin P. Mattock

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