USB: f81232: implement MCR/MSR function

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This patch implement relative MCR/MSR function, such like
tiocmget()/tiocmset()/dtr_rts()/carrier_raised()

original f81232_carrier_raised() compared with wrong value UART_DCD.
It's should compared with UART_MSR_DCD.

Signed-off-by: Peter Hung <hpeter+linux_kernel@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>

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Peter Hung 2015-03-17 17:48:23 +08:00 • committed by Johan Hovold

parent 87fe5adcd8

commit 691545fd92

1 changed files with 117 additions and 22 deletions

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drivers/usb/serial/f81232.c

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