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path: root/drivers/gpu/drm/drm_fops.c
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Diffstat (limited to 'drivers/gpu/drm/drm_fops.c')
-rw-r--r--drivers/gpu/drm/drm_fops.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index e84faec..5d96de4 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -51,10 +51,11 @@ DEFINE_MUTEX(drm_global_mutex);
* Drivers must define the file operations structure that forms the DRM
* userspace API entry point, even though most of those operations are
* implemented in the DRM core. The mandatory functions are drm_open(),
- * drm_read(), drm_ioctl() and drm_compat_ioctl if CONFIG_COMPAT is enabled.
- * Drivers which implement private ioctls that require 32/64 bit compatibility
- * support must provided their onw .compat_ioctl() handler that processes
- * private ioctls and calls drm_compat_ioctl() for core ioctls.
+ * drm_read(), drm_ioctl() and drm_compat_ioctl() if CONFIG_COMPAT is enabled
+ * (note that drm_compat_ioctl will be NULL if CONFIG_COMPAT=n). Drivers which
+ * implement private ioctls that require 32/64 bit compatibility support must
+ * provide their own .compat_ioctl() handler that processes private ioctls and
+ * calls drm_compat_ioctl() for core ioctls.
*
* In addition drm_read() and drm_poll() provide support for DRM events. DRM
* events are a generic and extensible means to send asynchronous events to
@@ -75,9 +76,7 @@ DEFINE_MUTEX(drm_global_mutex);
* .open = drm_open,
* .release = drm_release,
* .unlocked_ioctl = drm_ioctl,
- * #ifdef CONFIG_COMPAT
- * .compat_ioctl = drm_compat_ioctl,
- * #endif
+ * .compat_ioctl = drm_compat_ioctl, // NULL if CONFIG_COMPAT=n
* .poll = drm_poll,
* .read = drm_read,
* .llseek = no_llseek,
@@ -663,6 +662,10 @@ void drm_event_cancel_free(struct drm_device *dev,
list_del(&p->pending_link);
}
spin_unlock_irqrestore(&dev->event_lock, flags);
+
+ if (p->fence)
+ dma_fence_put(p->fence);
+
kfree(p);
}
EXPORT_SYMBOL(drm_event_cancel_free);
@@ -692,8 +695,8 @@ void drm_send_event_locked(struct drm_device *dev, struct drm_pending_event *e)
}
if (e->fence) {
- fence_signal(e->fence);
- fence_put(e->fence);
+ dma_fence_signal(e->fence);
+ dma_fence_put(e->fence);
}
if (!e->file_priv) {
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