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s390/ap: move receive callback to message struct

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Move the receive callback from zdev_driver to ap_message structure to
get a more flexible asynchronous ap message handling.

Signed-off-by: Holger Dengler <hd@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Holger Dengler
2012-05-16 14:08:22 +02:00
committed by Martin Schwidefsky
parent 505e5ecfd3
commit 54a8f5611d
6 changed files with 24 additions and 13 deletions
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7
drivers/s390/crypto/ap_bus.h
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@@ -136,9 +136,6 @@ struct ap_driver {
int (*probe)(struct ap_device *);
void (*remove)(struct ap_device *);
/* receive is called from tasklet context */
void (*receive)(struct ap_device *, struct ap_message *,
struct ap_message *);
int request_timeout; /* request timeout in jiffies */
};
@@ -183,6 +180,9 @@ struct ap_message {
void *private; /* ap driver private pointer. */
unsigned int special:1; /* Used for special commands. */
/* receive is called from tasklet context */
void (*receive)(struct ap_device *, struct ap_message *,
struct ap_message *);
};
#define AP_DEVICE(dt) \
@@ -199,6 +199,7 @@ static inline void ap_init_message(struct ap_message *ap_msg)
ap_msg->psmid = 0;
ap_msg->length = 0;
ap_msg->special = 0;
ap_msg->receive = NULL;
}
/*