On Mon, Jan 20, 2014 at 12:15:47PM +0000, Chen, Jamie wrote: > Try to apply this patch to kernel 3.8.0. > > Make sure the ehci can work fine and lspci show that PCI_COMMAND_INTX_DISABLE is 0. > > The patch can resolved this issue. Great! Thanks for testing, Jamie. Bjorn, can you add me to the Cc list for this patch? I'd like to notify other Linux distros when it lands so they can pick it up. Sarah Sharp > > #lspci -vv > > 00:1d.0 USB controller: Intel Corporation Device 0f34 (rev 0a) (prog-if 20 [EHCI]) > Subsystem: Intel Corporation Device 7270 > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx- > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- > Latency: 0 > Interrupt: pin A routed to IRQ 23 > Region 0: Memory at 90612000 (32-bit, non-prefetchable) [size=1K] > Capabilities: [50] Power Management version 3 > Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA PME(D0+,D1-,D2-,D3hot+,D3cold+) > Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME- > Capabilities: [58] Debug port: BAR=1 offset=00a0 > Capabilities: [98] PCI Advanced Features > AFCap: TP+ FLR+ > AFCtrl: FLR- > AFStatus: TP- > Kernel driver in use: ehci-pci > > dmesg: > [ 1.014556] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver > [ 1.014559] ehci-pci: EHCI PCI platform driver > [ 1.014612] ehci-pci 0000:00:1d.0: setting latency timer to 64 > [ 1.014618] ehci-pci 0000:00:1d.0: EHCI Host Controller > [ 1.014629] ehci-pci 0000:00:1d.0: new USB bus registered, assigned bus number 1 > [ 1.014652] ehci-pci 0000:00:1d.0: debug port 2 > [ 1.018562] ehci-pci 0000:00:1d.0: cache line size of 64 is not supported > [ 1.018594] ehci-pci 0000:00:1d.0: irq 23, io mem 0x90612000 > [ 1.029238] ehci-pci 0000:00:1d.0: USB 2.0 started, EHCI 1.00 > [ 1.029274] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 > [ 1.029279] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 > [ 1.029283] usb usb1: Product: EHCI Host Controller > [ 1.029286] usb usb1: Manufacturer: Linux 3.8.13.13-pci ehci_hcd > [ 1.029290] usb usb1: SerialNumber: 0000:00:1d.0 > [ 1.029469] hub 1-0:1.0: USB hub found > [ 1.029785] ehci-platform: EHCI generic platform driver > [ 1.340641] usb 1-1: new high-speed USB device number 2 using ehci-pci > [ 1.473442] usb 1-1: New USB device found, idVendor=8087, idProduct=07e6 > [ 1.473447] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 > [ 1.475095] hub 1-1:1.0: USB hub found > [ 1.749587] usb 1-1.2: new high-speed USB device number 3 using ehci-pci > [ 1.841046] usb 1-1.2: New USB device found, idVendor=05e3, idProduct=0608 > [ 1.841052] usb 1-1.2: New USB device strings: Mfr=0, Product=1, SerialNumber=0 > [ 1.841056] usb 1-1.2: Product: USB2.0 Hub > [ 1.841469] hub 1-1.2:1.0: USB hub found > [ 2.115558] usb 1-1.2.1: new high-speed USB device number 4 using ehci-pci > [ 2.208321] usb 1-1.2.1: New USB device found, idVendor=05e3, idProduct=0608 > [ 2.208327] usb 1-1.2.1: New USB device strings: Mfr=0, Product=1, SerialNumber=0 > [ 2.208331] usb 1-1.2.1: Product: USB2.0 Hub > [ 2.209113] hub 1-1.2.1:1.0: USB hub found > [ 2.283104] usb 1-1.2.3: new low-speed USB device number 5 using ehci-pci > [ 2.378487] usb 1-1.2.3: New USB device found, idVendor=03f0, idProduct=0c4a > [ 2.378492] usb 1-1.2.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0 > [ 2.378496] usb 1-1.2.3: Product: HP > [ 2.378500] usb 1-1.2.3: Manufacturer: HP > [ 2.385945] usbcore: registered new interface driver usbhid > [ 2.385950] usbhid: USB HID core driver > [ 11.550722] input: HP HP as /devices/pci0000:00/0000:00:1d.0/usb1/1-1/1-1.2/1-1.2.3/1-1.2.3:1.0/input/input5 > [ 11.550963] hid-generic 0003:03F0:0C4A.0001: input,hidraw0: USB HID v1.11 Mouse [HP HP] on usb-0000:00:1d.0-1.2.3/input0 > > > Jamie -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html