From: Peter Hurley <peter@hurleysoftware.com>
Date: Wed, 5 Nov 2014 18:11:44 +0000 (-0500)
Subject: serial: Take uart port lock for direct *_enable_ms()
X-Git-Tag: omap-for-v3.20/drop-legacy-3517~83^2~71
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d41510ce2f071c9ccb1903d7a5135443a57dbe4e;p=pandora-kernel.git

serial: Take uart port lock for direct *_enable_ms()

Three UART drivers (8250, atmel & amba-pl010) directly call their
enable_ms() method; the uart port lock must be acquired before
any h/w programming.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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