serial: imx: count tty buffer overruns

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As can be seen in function uart_insert_char (serial_core) the element
buf_overrun of struct uart_icount is used to count overruns of
tty-buffer.
Added support for counting of overruns in imx driver analogue to
serial_core.

Signed-off-by: Manfred Schlaegl <manfred.schlaegl@gmx.at>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Manfred Schlaegl 2015-06-20 19:25:35 +02:00 • committed by Greg Kroah-Hartman

parent 8a61f0c70a

commit 9b28993261

1 changed files with 9 additions and 3 deletions

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drivers/tty/serial/imx.c

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