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IB/mthca: Semaphore to mutex conversions

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Convert semaphores to mutexes in mthca.  Leave firmware command
interface poll_sem and event_sem as semaphores.

Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Roland Dreier
2006-01-30 16:45:11 -08:00
parent e3aa31c517
commit fd9cfdd11b
6 changed files with 37 additions and 36 deletions
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6
drivers/infiniband/hw/mthca/mthca_provider.c
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@@ -185,7 +185,7 @@ static int mthca_modify_port(struct ib_device *ibdev,
int err;
u8 status;
if (down_interruptible(&to_mdev(ibdev)->cap_mask_mutex))
if (mutex_lock_interruptible(&to_mdev(ibdev)->cap_mask_mutex))
return -ERESTARTSYS;
err = mthca_query_port(ibdev, port, &attr);
@@ -207,7 +207,7 @@ static int mthca_modify_port(struct ib_device *ibdev,
}
out:
up(&to_mdev(ibdev)->cap_mask_mutex);
mutex_unlock(&to_mdev(ibdev)->cap_mask_mutex);
return err;
}
@@ -1185,7 +1185,7 @@ int mthca_register_device(struct mthca_dev *dev)
dev->ib_dev.post_recv = mthca_tavor_post_receive;
}
init_MUTEX(&dev->cap_mask_mutex);
mutex_init(&dev->cap_mask_mutex);
ret = ib_register_device(&dev->ib_dev);
if (ret)