sem2mutex: drivers/char/drm/
From: Arjan van de Ven <arjan@infradead.org>
Semaphore to mutex conversion.
The conversion was generated via scripts, and the result was validated
automatically via a script as well.
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>
diff --git a/drivers/char/drm/drm_irq.c b/drivers/char/drm/drm_irq.c
index b0d4b23..611a117 100644
--- a/drivers/char/drm/drm_irq.c
+++ b/drivers/char/drm/drm_irq.c
@@ -98,20 +98,20 @@
if (dev->irq == 0)
return -EINVAL;
- down(&dev->struct_sem);
+ mutex_lock(&dev->struct_mutex);
/* Driver must have been initialized */
if (!dev->dev_private) {
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
return -EINVAL;
}
if (dev->irq_enabled) {
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
return -EBUSY;
}
dev->irq_enabled = 1;
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
DRM_DEBUG("%s: irq=%d\n", __FUNCTION__, dev->irq);
@@ -135,9 +135,9 @@
ret = request_irq(dev->irq, dev->driver->irq_handler,
sh_flags, dev->devname, dev);
if (ret < 0) {
- down(&dev->struct_sem);
+ mutex_lock(&dev->struct_mutex);
dev->irq_enabled = 0;
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
return ret;
}
@@ -161,10 +161,10 @@
if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ))
return -EINVAL;
- down(&dev->struct_sem);
+ mutex_lock(&dev->struct_mutex);
irq_enabled = dev->irq_enabled;
dev->irq_enabled = 0;
- up(&dev->struct_sem);
+ mutex_unlock(&dev->struct_mutex);
if (!irq_enabled)
return -EINVAL;