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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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3
drivers/s390/crypto/zcrypt_pcicc.c
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@@ -79,7 +79,6 @@ static void zcrypt_pcicc_receive(struct ap_device *, struct ap_message *,
static struct ap_driver zcrypt_pcicc_driver = {
.probe = zcrypt_pcicc_probe,
.remove = zcrypt_pcicc_remove,
.receive = zcrypt_pcicc_receive,
.ids = zcrypt_pcicc_ids,
.request_timeout = PCICC_CLEANUP_TIME,
};
@@ -488,6 +487,7 @@ static long zcrypt_pcicc_modexpo(struct zcrypt_device *zdev,
ap_msg.message = (void *) get_zeroed_page(GFP_KERNEL);
if (!ap_msg.message)
return -ENOMEM;
ap_msg.receive = zcrypt_pcicc_receive;
ap_msg.length = PAGE_SIZE;
ap_msg.psmid = (((unsigned long long) current->pid) << 32) +
atomic_inc_return(&zcrypt_step);
@@ -527,6 +527,7 @@ static long zcrypt_pcicc_modexpo_crt(struct zcrypt_device *zdev,
ap_msg.message = (void *) get_zeroed_page(GFP_KERNEL);
if (!ap_msg.message)
return -ENOMEM;
ap_msg.receive = zcrypt_pcicc_receive;
ap_msg.length = PAGE_SIZE;
ap_msg.psmid = (((unsigned long long) current->pid) << 32) +
atomic_inc_return(&zcrypt_step);