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    Subject[PATCH v3 0/5] usb: usbtmc: Add support for missing functions in USBTMC-USB488 spec
    Implement support for the USB488 defined READ_STATUS_BYTE ioctl (1/5)
    and SRQ notifications with fasync (2/5) and poll/select (3/5) in order
    to be able to synchronize with variable duration instrument operations.

    Add ioctls for other USB488 requests: REN_CONTROL, GOTO_LOCAL and
    LOCAL_LOCKOUT. (4/5)

    Add convenience ioctl to return all device capabilities (5/5)

    PATCH Changelog:

    v3 - Split into multiple patches as per gregkh request

    V2 - Fix V1 bug: not waking sleepers on disconnect.
    - Correct sparse warnings.

    V1 - Original patch

    Testing:
    All functions tested ok on an USBTMC-USB488 compliant oscilloscope

    Dave Penkler (5):
    Implement an ioctl to support the USMTMC-USB488 READ_STATUS_BYTE
    operation.
    Add support for USBTMC USB488 SRQ notification with fasync
    Add support for receiving USBTMC USB488 SRQ notifications via
    poll/select
    Add ioctl to retrieve USBTMC-USB488 capabilities
    Add ioctls to enable and disable local controls on an instrument

    drivers/usb/class/usbtmc.c | 358 +++++++++++++++++++++++++++++++++++++++++++
    include/uapi/linux/usb/tmc.h | 30 +++-
    2 files changed, 385 insertions(+), 3 deletions(-)

    --
    2.5.1


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