Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932076AbVLCQy5 (ORCPT ); Sat, 3 Dec 2005 11:54:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751290AbVLCQy5 (ORCPT ); Sat, 3 Dec 2005 11:54:57 -0500 Received: from mx1.rowland.org ([192.131.102.7]:47110 "HELO mx1.rowland.org") by vger.kernel.org with SMTP id S1751294AbVLCQy4 (ORCPT ); Sat, 3 Dec 2005 11:54:56 -0500 Date: Sat, 3 Dec 2005 11:54:52 -0500 (EST) From: Alan Stern X-X-Sender: stern@netrider.rowland.org To: Patrizio Bassi cc: linux-usb-devel@lists.sourceforge.net, Subject: Re: [linux-usb-devel] [BUG] 2.6.15-rc4-git1 ehci suspend regression In-Reply-To: <4391553C.2060208@gmail.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5061 Lines: 119 On Sat, 3 Dec 2005, Patrizio Bassi wrote: > Yesterday i wrote i got all my suspend problems fixed in -rc3. > > i tried -rc4-git1 and got another problem after suspend. > > on resume, i can use no more che ehci device (pci usb card). > on -rc3, after resume hotplug could reload device driver, while with rc4 > device is no more found, neither after unplug/replug. > > infact lsusb shows: > Bus 004 Device 001: ID 0000:0000 > Bus 003 Device 001: ID 0000:0000 > Bus 002 Device 001: ID 0000:0000 > Bus 001 Device 001: ID 0000:0000 > > i have to reboot (usb are built-in) > and i can get: > > Bus 004 Device 001: ID 0000:0000 > Bus 003 Device 001: ID 0000:0000 > Bus 002 Device 004: ID 0915:8000 GlobeSpan, Inc. > Bus 002 Device 001: ID 0000:0000 > Bus 001 Device 001: ID 0000:0000 > > > this is a rc4 regression, i saw Greg posted some patches... > > this is the dmesg: > > > Stopping tasks: ===================| > Freeing memory... done (4076 pages freed) > ACPI: PCI interrupt for device 0000:00:0d.0 disabled > ACPI: PCI interrupt for device 0000:00:0a.2 disabled > ACPI: PCI interrupt for device 0000:00:0a.1 disabled > ACPI: PCI interrupt for device 0000:00:0a.0 disabled > ACPI: PCI interrupt for device 0000:00:09.0 disabled > ACPI: PCI interrupt for device 0000:00:04.2 disabled > swsusp: Need to copy 7852 pages > ACPI: PCI Interrupt 0000:00:04.2[D] -> Link [LNKD] -> GSI 9 (level, low) > -> IRQ 9 > ACPI: PCI Interrupt 0000:00:09.0[A] -> Link [LNKD] -> GSI 9 (level, low) > -> IRQ 9 > ACPI: PCI Interrupt 0000:00:09.0[A] -> Link [LNKD] -> GSI 9 (level, low) > -> IRQ 9 > eth0: Setting promiscuous mode. > ACPI: PCI Interrupt 0000:00:0a.0[A] -> Link [LNKC] -> GSI 5 (level, low) > -> IRQ 5 > ACPI: PCI Interrupt 0000:00:0a.1[B] -> Link [LNKD] -> GSI 9 (level, low) > -> IRQ 9 > ACPI: PCI Interrupt 0000:00:0a.2[C] -> Link [LNKA] -> GSI 11 (level, > low) -> IRQ 11 > ehci_hcd 0000:00:0a.2: USB 2.0 started, EHCI 0.95, driver 10 Dec 2004 > ACPI: PCI Interrupt 0000:00:0b.0[A] -> Link [LNKB] -> GSI 10 (level, > low) -> IRQ 10 > ACPI: PCI Interrupt 0000:00:0d.0[A] -> Link [LNKD] -> GSI 9 (level, low) > -> IRQ 9 > ACPI: PCI Interrupt 0000:00:0d.0[A] -> Link [LNKD] -> GSI 9 (level, low) > -> IRQ 9 > eth1: Setting promiscuous mode. > Restarting tasks... done > usb 2-2: new full speed USB device using uhci_hcd and address 3 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 4 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 5 > usb 2-2: device not accepting address 5, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 6 > usb 2-2: device not accepting address 6, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 7 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 8 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: device descriptor read/64, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 9 > usb 2-2: device not accepting address 9, error -71 > usb 2-2: new full speed USB device using uhci_hcd and address 10 > usb 2-2: device not accepting address 10, error -71 > > lspci > 00:00.0 Host bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host > bridge (rev 03) > 00:01.0 PCI bridge: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP > bridge (rev 03) > 00:04.0 ISA bridge: Intel Corporation 82371AB/EB/MB PIIX4 ISA (rev 02) > 00:04.1 IDE interface: Intel Corporation 82371AB/EB/MB PIIX4 IDE (rev 01) > 00:04.2 USB Controller: Intel Corporation 82371AB/EB/MB PIIX4 USB (rev 01) > 00:04.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 02) > 00:09.0 Ethernet controller: 3Com Corporation 3c905B 100BaseTX [Cyclone] > (rev 30) > 00:0a.0 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 > Controller (rev 50) > 00:0a.1 USB Controller: VIA Technologies, Inc. VT82xxxxx UHCI USB 1.1 > Controller (rev 50) > 00:0a.2 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 51) > 00:0b.0 Multimedia audio controller: Ensoniq ES1370 [AudioPCI] (rev 01) > 00:0d.0 Ethernet controller: 3Com Corporation 3c905C-TX/TX-M [Tornado] > (rev 74) > 01:00.0 VGA compatible controller: ATI Technologies Inc Rage 128 RF/SG AGP This sounds a lot like a problem reported some time ago by Oliver Neukum. It seems as if there's something wrong with the way the EHCI controller manages the PORT_OWNER bit, or the way the internal hardware switch obeys it. What happens if you plug the GlobeSpan device into a motherboard USB port instead of a port on the PCI card? Alan Stern - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/