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authorVadim Tsozik <vtsozik@optimum.net>2011-01-09 07:00:11 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2011-02-04 20:42:51 +0100
commit7af75af2424c3a866041e7981d91f01f93235533 (patch)
treeccca09fa2bdc570947762f0d5ad44a681ab6aa27 /drivers/usb/serial/spcp8x5.c
parentusb: udc: add Faraday fusb300 driver (diff)
downloadlinux-7af75af2424c3a866041e7981d91f01f93235533.tar.xz
linux-7af75af2424c3a866041e7981d91f01f93235533.zip
USB: serial: mct_u232: added _ioctl, _msr_to_icount and _get_icount functions
Added mct_u232_ioctl (implements TIOCMIWAIT command), mct_u232_get_icount (implements TIOCGICOUNT command) and mct_u232_msr_to_icount functions. MCT U232 P9 is one of a few usb to serail adapters which converts USB +/-5v voltage levels to COM +/-15 voltages. So it can also power COM interfaced devices. This makes it very usable for legacy COM interfaced data-acquisition hardware. I tested new implementation with AWARE Electronics RM-60 radiation meter, which sends pulse via RNG COM line whenever new particle is registered. Signed-off-by: Vadim Tsozik <tsozik@yahoo.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/spcp8x5.c')
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