[S390] dasd: use idal for device characteristics
authorStefan Haberland <stefan.haberland@de.ibm.com>
Wed, 14 Oct 2009 10:43:48 +0000 (12:43 +0200)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Wed, 14 Oct 2009 10:43:53 +0000 (12:43 +0200)
If the rdc_buffer is above 2G we need indirect addresssing so we have
to use an idaw to give the rdc_buffer to the ccw.
If the rdc_buffer is under 2G nothing changes.

Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

No differences found