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[S390] cio: Introduce subchannel->private.

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Introduce a private pointer in struct subchannel to store
per-subchannel type data (cannot use dev->priv since this
is already used for something else).

Create a new header io_sch.h for I/O subchannel specific structures
and instructions.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Cornelia Huck
2008-01-26 14:10:43 +01:00
committed by Martin Schwidefsky
parent bc698bcf88
commit cd6b4f27b9
12 changed files with 261 additions and 212 deletions
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2
drivers/s390/cio/device.h
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@@ -5,6 +5,8 @@
#include <asm/atomic.h>
#include <linux/wait.h>
#include "io_sch.h"
/*
* states of the device statemachine
*/