On Mon, Jun 17, 2013 at 2:23 PM, ATIpro <[email protected]> wrote: > Cell phone is charging from this port. It's really hard to say something > about events looking at /proc/interrupts. Where should I look? > > $ lsusb > Bus 003 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub > Bus 004 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub > Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub > Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub > Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 003 Device 005: ID 0489:e036 Foxconn / Hon Hai > Bus 003 Device 004: ID 04f2:b328 Chicony Electronics Co., Ltd The above two devices are attached on USB 2.0 bus, and they have been recognized well, don't they? > > $ ls /sys/bus/usb/devices > 1-0:1.0 3-0:1.0 3-1:1.0 3-1.2:1.0 3-1.3 3-1.3:1.1 4-1 usb1 > usb3 > 2-0:1.0 3-1 3-1.2 3-1.2:1.1 3-1.3:1.0 4-0:1.0 4-1:1.0 usb2 > usb4 > > $ cat /proc/interrupts > CPU0 CPU1 CPU2 CPU3 > 0: 19 0 0 0 IO-APIC-edge > timer > 1: 40 864 18 11 IO-APIC-edge > i8042 > 8: 1 0 0 0 IO-APIC-edge > rtc0 > 9: 16 62 2 8 IO-APIC-fasteoi > acpi > 12: 129 1094 66 98 IO-APIC-edge > i8042 > 16: 2609 24268 1351 1329 IO-APIC-fasteoi > ehci_hcd:usb3, ath9k > 23: 13 16 2 6 IO-APIC-fasteoi > ehci_hcd:usb4 There are interrupts from two USB 2.0 buses, and you may try 'rmmod ath9k' to see if new devices can be recognized on usb3. Or if you can build kernel by yourself, you can enable 'CONFIG_USB_DEBUG' & 'CONFIG_DEBUG_DRIVER' and post out 'dmesg' info. If you can't, I'd like to build one kernel with these debug options for your test. Thanks, -- Ming Lei -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1172908 Title: USB 2.0 Ports Dont Work on Sony Vaio Laptop To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1172908/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
