search for: usbdevfs_ioctl

...\0\377", 17) = 17 close(5) = 0 getdents(4, /* 0 entries */, 4096) = 0 close(4) = 0 open("/dev/bus/usb/001/001", O_RDWR) = -1 EACCES (Permission denied) open("/dev/bus/usb/001/001", O_RDONLY) = 4 ioctl(4, USBDEVFS_IOCTL, 0x7fff23b78170) = -1 EPERM (Operation not permitted) close(4) = 0 open("/dev/bus/usb/006", O_RDONLY|O_NONBLOCK|O_DIRECTORY) = 4 fstat(4, {st_mode=S_IFDIR|0755, st_size=80, ...}) = 0 fcntl(4, F_SETFD, FD_CLOEXEC) = 0 getdents(4, /* 4 entries */, 40...

...5) = 0 getdents(4, /* 0 entries */, 32768) = 0 close(4) = 0 open("/dev/bus/usb/009/001", O_RDWR) = -1 EACCES (Permission denied) open("/dev/bus/usb/009/001", O_RDONLY) = 4 ioctl(4, SNDRV_CTL_IOCTL_ELEM_READ or USBDEVFS_IOCTL, 0x7fff2c4bf8d0) = -1 EPERM (Operation not permitted) close(4) = 0 openat(AT_FDCWD, "/dev/bus/usb/008", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 4 getdents(4, /* 3 entries */, 32768) = 72 open("/dev/bus/usb/008/001", O_RDWR) = -1 EACCES...

On Jan 12, 2014, at 11:07 AM, Ariel Wainer wrote: > On 11/01/14 15:27, Charles Lepple wrote: >> On Jan 10, 2014, at 4:46 PM, Ariel Wainer wrote: >> >>> On 10/01/14 01:53, Charles Lepple wrote: >>>> I am curious about why the Interrupt Out packet is sent by the Windows software if it isn't to turn off the UPS. Is it possible to do some more testing with

...face descriptors usb_os_find_devices: Found 001 on 001 error obtaining child information: Inappropriate ioctl for device Communications with UPS lost: Receive error (Request command): COMMAND: 31 RECONNECT USB DEVICE In strace output: open("/dev/bus/usb/001/002", O_RDWR) = 4 ioctl(4, USBDEVFS_IOCTL, 0xbfeace90) = -1 ENOTTY (Inappropriate ioctl for device) write(2, "error obtaining child informatio"..., 66) = 66 close(4) = 0 open("/dev/bus/usb/001/001", O_RDWR) = 4 ioctl(4, USBDEVFS_IOCTL, 0xbfeace90) = 3 close(4)...