From: Sonic Zhang <sonic.zhang@analog.com>
Date: Mon, 19 Nov 2012 06:40:56 +0000 (+0800)
Subject: serial: bfin_uart: Don't switch baud rate untill the transfer buffer is empty.
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~83^2~24
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1cd3f2d2c99892209c4751155ae56ff18b1b253e;p=pandora-kernel.git

serial: bfin_uart: Don't switch baud rate untill the transfer buffer is empty.

set_termios may be invoked before the former data transfer is completed.
Block until the tranfer is done.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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