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android_kernel_xiaomi_sm8450/drivers/tty/serial/omap-serial.c
Dimitris Lampridis 3a13884abe tty/serial: omap: empty the RX FIFO at the end of half-duplex TX 
Provided that the SER_RS485_RX_DURING_TX flag is not set, empty the
RX FIFO to prevent reading back the transmitted data.

Signed-off-by: Dimitris Lampridis <dlampridis@logikonlabs.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2014-03-17 16:23:08 -07:00

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