Messages in this thread | | | Date | Wed, 11 Nov 2015 12:08:27 +0100 | From | Dave Penkler <> | Subject | [PATCH v3 0/5] usb: usbtmc: Add support for missing functions in USBTMC-USB488 spec |
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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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