From: Loic Poulain <loic.poulain@intel.com>
Date: Thu, 24 Apr 2014 09:38:56 +0000 (+0200)
Subject: 8250_core: Fix unwanted TX chars write
X-Git-Tag: omap-for-v3.16/pm-signed~45^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b08c9c317e3f7764a91d522cd031639ba42b98cc;p=pandora-kernel.git

8250_core: Fix unwanted TX chars write

On transmit-hold-register empty, serial8250_tx_chars
should be called only if we don't use DMA.
DMA has its own tx cycle.

Signed-off-by: Loic Poulain <loic.poulain@intel.com>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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