diff options
| author | Matthias Kaehlcke <matthias.kaehlcke@gmail.com> | 2007-11-05 11:41:01 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-29 02:03:32 +0300 |
| commit | 1b34fd390c340b0554dcda9552f82d77dff8ed23 (patch) | |
| tree | 87e34f7822dff2d085afd8101dc9b56c816372a3 /drivers/net/wireless/prism54 | |
| parent | 1e3428e9e327a6e4163b3674b260dbd719f59839 (diff) | |
| download | linux-1b34fd390c340b0554dcda9552f82d77dff8ed23.tar.xz | |
Prism54: Convert mgmt_sem to the mutex API
Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/prism54')
| -rw-r--r-- | drivers/net/wireless/prism54/islpci_dev.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/prism54/islpci_dev.h | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/prism54/islpci_mgt.c | 4 |
3 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/wireless/prism54/islpci_dev.c b/drivers/net/wireless/prism54/islpci_dev.c index 219dd651dc41..dbb538ccb4ec 100644 --- a/drivers/net/wireless/prism54/islpci_dev.c +++ b/drivers/net/wireless/prism54/islpci_dev.c @@ -861,7 +861,7 @@ islpci_setup(struct pci_dev *pdev) init_waitqueue_head(&priv->reset_done); /* init the queue read locks, process wait counter */ - sema_init(&priv->mgmt_sem, 1); + mutex_init(&priv->mgmt_lock); priv->mgmt_received = NULL; init_waitqueue_head(&priv->mgmt_wqueue); sema_init(&priv->stats_sem, 1); diff --git a/drivers/net/wireless/prism54/islpci_dev.h b/drivers/net/wireless/prism54/islpci_dev.h index 736666da6c24..4e0182ce835b 100644 --- a/drivers/net/wireless/prism54/islpci_dev.h +++ b/drivers/net/wireless/prism54/islpci_dev.h @@ -26,6 +26,7 @@ #include <linux/wireless.h> #include <net/iw_handler.h> #include <linux/list.h> +#include <linux/mutex.h> #include "isl_38xx.h" #include "isl_oid.h" @@ -164,7 +165,7 @@ typedef struct { wait_queue_head_t reset_done; /* used by islpci_mgt_transaction */ - struct semaphore mgmt_sem; /* serialize access to mailbox and wqueue */ + struct mutex mgmt_lock; /* serialize access to mailbox and wqueue */ struct islpci_mgmtframe *mgmt_received; /* mbox for incoming frame */ wait_queue_head_t mgmt_wqueue; /* waitqueue for mbox */ diff --git a/drivers/net/wireless/prism54/islpci_mgt.c b/drivers/net/wireless/prism54/islpci_mgt.c index 2246f7930b4e..f7c677e2094d 100644 --- a/drivers/net/wireless/prism54/islpci_mgt.c +++ b/drivers/net/wireless/prism54/islpci_mgt.c @@ -460,7 +460,7 @@ islpci_mgt_transaction(struct net_device *ndev, *recvframe = NULL; - if (down_interruptible(&priv->mgmt_sem)) + if (mutex_lock_interruptible(&priv->mgmt_lock)) return -ERESTARTSYS; prepare_to_wait(&priv->mgmt_wqueue, &wait, TASK_UNINTERRUPTIBLE); @@ -504,7 +504,7 @@ islpci_mgt_transaction(struct net_device *ndev, /* TODO: we should reset the device here */ out: finish_wait(&priv->mgmt_wqueue, &wait); - up(&priv->mgmt_sem); + mutex_unlock(&priv->mgmt_lock); return err; } |