From: Stefan Weinhuber <wein@de.ibm.com>
Date: Thu, 26 Mar 2009 14:23:48 +0000 (+0100)
Subject: [S390] dasd: add High Performance FICON support
X-Git-Tag: v2.6.30-rc1~659^2~74
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f3eb5384cf0325c02e306b1d81e70f81a03d7432;p=pandora-kernel.git

[S390] dasd: add High Performance FICON support

To support High Performance FICON, the DASD device driver has to
translate I/O requests into the new transport mode control words (TCW)
instead of the traditional (command mode) CCW requests.

Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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