[SUNGEM]: sem2mutex

Semaphore to mutexes conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 22 insertions, 21 deletions

diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 28ce47a02408..38cd30cb7c75 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -55,6 +55,7 @@
 #include <linux/workqueue.h>
 #include <linux/if_vlan.h>
 #include <linux/bitops.h>
+#include <linux/mutex.h>
 
 #include <asm/system.h>
 #include <asm/io.h>
@@ -2284,7 +2285,7 @@ static void gem_reset_task(void *data)
 {
         struct gem *gp = (struct gem *) data;
 
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
 
         netif_poll_disable(gp->dev);
 
@@ -2311,7 +2312,7 @@ static void gem_reset_task(void *data)
 
         netif_poll_enable(gp->dev);
 
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
 }
 
 
@@ -2320,14 +2321,14 @@ static int gem_open(struct net_device *dev)
         struct gem *gp = dev->priv;
         int rc = 0;
 
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
 
         /* We need the cell enabled */
         if (!gp->asleep)
                 rc = gem_do_start(dev);
         gp->opened = (rc == 0);
 
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
 
         return rc;
 }
@@ -2340,13 +2341,13 @@ static int gem_close(struct net_device *dev)
          * our caller (dev_close) already did it for us
          */
 
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
 
         gp->opened = 0; 
         if (!gp->asleep)
                 gem_do_stop(dev, 0);
 
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
         
         return 0;
 }
@@ -2358,7 +2359,7 @@ static int gem_suspend(struct pci_dev *pdev, pm_message_t state)
         struct gem *gp = dev->priv;
         unsigned long flags;
 
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
 
         netif_poll_disable(dev);
 
@@ -2391,11 +2392,11 @@ static int gem_suspend(struct pci_dev *pdev, pm_message_t state)
         /* Stop the link timer */
         del_timer_sync(&gp->link_timer);
 
-        /* Now we release the semaphore to not block the reset task who
+        /* Now we release the mutex to not block the reset task who
          * can take it too. We are marked asleep, so there will be no
          * conflict here
          */
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
 
         /* Wait for a pending reset task to complete */
         while (gp->reset_task_pending)
@@ -2424,7 +2425,7 @@ static int gem_resume(struct pci_dev *pdev)
 
         printk(KERN_INFO "%s: resuming\n", dev->name);
 
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
 
         /* Keep the cell enabled during the entire operation, no need to
          * take a lock here tho since nothing else can happen while we are
@@ -2440,7 +2441,7 @@ static int gem_resume(struct pci_dev *pdev)
                  * still asleep, a new sleep cycle may bring it back
                  */
                 gem_put_cell(gp);
-                up(&gp->pm_sem);
+                mutex_unlock(&gp->pm_mutex);
                 return 0;
         }
         pci_set_master(gp->pdev);
@@ -2486,7 +2487,7 @@ static int gem_resume(struct pci_dev *pdev)
 
         netif_poll_enable(dev);
         
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
 
         return 0;
 }
@@ -2591,7 +2592,7 @@ static int gem_change_mtu(struct net_device *dev, int new_mtu)
                 return 0;
         }
 
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
         spin_lock_irq(&gp->lock);
         spin_lock(&gp->tx_lock);
         dev->mtu = new_mtu;
@@ -2602,7 +2603,7 @@ static int gem_change_mtu(struct net_device *dev, int new_mtu)
         }
         spin_unlock(&gp->tx_lock);
         spin_unlock_irq(&gp->lock);
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
 
         return 0;
 }
@@ -2771,10 +2772,10 @@ static int gem_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
         int rc = -EOPNOTSUPP;
         unsigned long flags;
 
-        /* Hold the PM semaphore while doing ioctl's or we may collide
+        /* Hold the PM mutex while doing ioctl's or we may collide
          * with power management.
          */
-        down(&gp->pm_sem);
+        mutex_lock(&gp->pm_mutex);
                 
         spin_lock_irqsave(&gp->lock, flags);
         gem_get_cell(gp);
@@ -2812,7 +2813,7 @@ static int gem_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
         gem_put_cell(gp);
         spin_unlock_irqrestore(&gp->lock, flags);
 
-        up(&gp->pm_sem);
+        mutex_unlock(&gp->pm_mutex);
         
         return rc;
 }
@@ -3033,7 +3034,7 @@ static int __devinit gem_init_one(struct pci_dev *pdev,
 
         spin_lock_init(&gp->lock);
         spin_lock_init(&gp->tx_lock);
-        init_MUTEX(&gp->pm_sem);
+        mutex_init(&gp->pm_mutex);
 
         init_timer(&gp->link_timer);
         gp->link_timer.function = gem_link_timer;
diff --git a/drivers/net/sungem.h b/drivers/net/sungem.h
index 13006d759ad8..89847215d006 100644
--- a/drivers/net/sungem.h
+++ b/drivers/net/sungem.h
@@ -980,15 +980,15 @@ struct gem {
         int                     tx_new, tx_old;
 
         unsigned int has_wol : 1;       /* chip supports wake-on-lan */
-        unsigned int asleep : 1;        /* chip asleep, protected by pm_sem */
+        unsigned int asleep : 1;        /* chip asleep, protected by pm_mutex */
         unsigned int asleep_wol : 1;    /* was asleep with WOL enabled */
-        unsigned int opened : 1;        /* driver opened, protected by pm_sem */
+        unsigned int opened : 1;        /* driver opened, protected by pm_mutex */
         unsigned int running : 1;       /* chip running, protected by lock */
         
         /* cell enable count, protected by lock */
         int                     cell_enabled;  
         
-        struct semaphore        pm_sem;
+        struct mutex            pm_mutex;
 
         u32                     msg_enable;
         u32                     status;