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aacraid: Enable 64bit write to controller register

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If writeq() not supported, then do atomic two 32bit write

Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Reviewed-by: Murthy Bhat <Murthy.Bhat@pmcs.com>
Reviewed-by: Karthikeya Sunkesula <Karthikeya.Sunkesula@pmcs.com>
Signed-off-by: Mahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
Mahesh Rajashekhara
2015-08-28 06:38:36 -04:00
committed by James Bottomley
parent 9022d375bd
commit c6992781d9
3 changed files with 20 additions and 2 deletions
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drivers/scsi/aacraid/comminit.c
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@@ -424,6 +424,7 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
dev->management_fib_count = 0;
spin_lock_init(&dev->manage_lock);
spin_lock_init(&dev->sync_lock);
spin_lock_init(&dev->iq_lock);
dev->max_fib_size = sizeof(struct hw_fib);
dev->sg_tablesize = host->sg_tablesize = (dev->max_fib_size
- sizeof(struct aac_fibhdr)