diff options
Diffstat (limited to 'drivers/usb/host/u132-hcd.c')
| -rw-r--r-- | drivers/usb/host/u132-hcd.c | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c index 2b379a78d0d..ac283b09a63 100644 --- a/drivers/usb/host/u132-hcd.c +++ b/drivers/usb/host/u132-hcd.c @@ -183,7 +183,7 @@ struct u132_ring { struct u132 { struct kref kref; struct list_head u132_list; - struct semaphore sw_lock; + struct mutex sw_lock; struct semaphore scheduler_lock; struct u132_platform_data *board; struct platform_device *platform_dev; @@ -492,20 +492,20 @@ static void u132_hcd_monitor_work(struct work_struct *work) return; } else { int retval; - down(&u132->sw_lock); + mutex_lock(&u132->sw_lock); retval = read_roothub_info(u132); if (retval) { struct usb_hcd *hcd = u132_to_hcd(u132); u132_disable(u132); u132->going = 1; - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); usb_hc_died(hcd); ftdi_elan_gone_away(u132->platform_dev); u132_monitor_put_kref(u132); return; } else { u132_monitor_requeue_work(u132, 500); - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); return; } } @@ -1802,10 +1802,10 @@ static void u132_hcd_stop(struct usb_hcd *hcd) dev_err(&u132->platform_dev->dev, "device hcd=%p is being remov" "ed\n", hcd); } else { - down(&u132->sw_lock); + mutex_lock(&u132->sw_lock); msleep(100); u132_power(u132, 0); - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); } } @@ -1827,7 +1827,7 @@ static int u132_hcd_start(struct usb_hcd *hcd) (pdev->dev.platform_data))->vendor; u16 device = ((struct u132_platform_data *) (pdev->dev.platform_data))->device; - down(&u132->sw_lock); + mutex_lock(&u132->sw_lock); msleep(10); if (vendor == PCI_VENDOR_ID_AMD && device == 0x740c) { u132->flags = OHCI_QUIRK_AMD756; @@ -1842,7 +1842,7 @@ static int u132_hcd_start(struct usb_hcd *hcd) u132->going = 1; } msleep(100); - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); return retval; } else { dev_err(&u132->platform_dev->dev, "platform_device missing\n"); @@ -1862,13 +1862,13 @@ static int u132_hcd_reset(struct usb_hcd *hcd) return -ESHUTDOWN; } else { int retval; - down(&u132->sw_lock); + mutex_lock(&u132->sw_lock); retval = u132_init(u132); if (retval) { u132_disable(u132); u132->going = 1; } - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); return retval; } } @@ -2865,7 +2865,7 @@ static int u132_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, return -ESHUTDOWN; } else { int retval = 0; - down(&u132->sw_lock); + mutex_lock(&u132->sw_lock); switch (typeReq) { case ClearHubFeature: switch (wValue) { @@ -2928,7 +2928,7 @@ static int u132_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, stall:retval = -EPIPE; break; } - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); return retval; } } @@ -3064,7 +3064,7 @@ static int __devexit u132_remove(struct platform_device *pdev) dev_err(&u132->platform_dev->dev, "removing device u132" ".%d\n", u132->sequence_num); msleep(100); - down(&u132->sw_lock); + mutex_lock(&u132->sw_lock); u132_monitor_cancel_work(u132); while (rings-- > 0) { struct u132_ring *ring = &u132->ring[rings]; @@ -3077,7 +3077,7 @@ static int __devexit u132_remove(struct platform_device *pdev) u132->going += 1; printk(KERN_INFO "removing device u132.%d\n", u132->sequence_num); - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); usb_remove_hcd(hcd); u132_u132_put_kref(u132); return 0; @@ -3097,7 +3097,7 @@ static void u132_initialise(struct u132 *u132, struct platform_device *pdev) u132->platform_dev = pdev; u132->power = 0; u132->reset = 0; - init_MUTEX(&u132->sw_lock); + mutex_init(&u132->sw_lock); init_MUTEX(&u132->scheduler_lock); while (rings-- > 0) { struct u132_ring *ring = &u132->ring[rings]; @@ -3107,7 +3107,7 @@ static void u132_initialise(struct u132 *u132, struct platform_device *pdev) ring->curr_endp = NULL; INIT_DELAYED_WORK(&ring->scheduler, u132_hcd_ring_work_scheduler); - } down(&u132->sw_lock); + } mutex_lock(&u132->sw_lock); INIT_DELAYED_WORK(&u132->monitor, u132_hcd_monitor_work); while (ports-- > 0) { struct u132_port *port = &u132->port[ports]; @@ -3137,7 +3137,7 @@ static void u132_initialise(struct u132 *u132, struct platform_device *pdev) while (endps-- > 0) { u132->endp[endps] = NULL; } - up(&u132->sw_lock); + mutex_unlock(&u132->sw_lock); return; } |