Merge branch 'master' into pre-superioctl-branch

Conflicts:

	linux-core/drm_bo.c
	linux-core/drm_fence.c
	linux-core/drm_objects.h
	shared-core/drm.h

6 files changed, 48 insertions, 44 deletions

diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c
index 49a57a85..bcbcc662 100644
--- a/linux-core/drm_bo.c
+++ b/linux-core/drm_bo.c
@@ -588,7 +588,7 @@ int drm_fence_buffer_objects(struct drm_device *dev,
 		list = &bm->unfenced;
 
 	if (fence)
-		fence_class = fence->class;
+		fence_class = fence->fence_class;
 
 	list_for_each_entry(entry, list, lru) {
 		BUG_ON(!(entry->priv_flags & _DRM_BO_FLAG_UNFENCED));
@@ -612,7 +612,8 @@ int drm_fence_buffer_objects(struct drm_device *dev,
 	}
 
 	if (fence) {
-		if ((fence_type & fence->type) != fence_type) {
+		if ((fence_type & fence->type) != fence_type ||
+		    (fence->fence_class != fence_class)) {
 			DRM_ERROR("Given fence doesn't match buffers "
 				  "on unfenced list.\n");
 			ret = -EINVAL;
@@ -638,7 +639,8 @@ int drm_fence_buffer_objects(struct drm_device *dev,
 		mutex_lock(&entry->mutex);
 		mutex_lock(&dev->struct_mutex);
 		list_del_init(l);
-		if (entry->priv_flags & _DRM_BO_FLAG_UNFENCED) {
+		if (entry->priv_flags & _DRM_BO_FLAG_UNFENCED &&
+		    entry->fence_class == fence_class) {
 			count++;
 			if (entry->fence)
 				drm_fence_usage_deref_locked(&entry->fence);
@@ -2055,7 +2057,7 @@ drm_bo_set_pin(struct drm_device *dev, struct drm_buffer_object *bo,
 		/* Validate the buffer into its pinned location, with no
 		 * pending fence.
 		 */
-		ret = drm_buffer_object_validate(bo, 0, 0, 0);
+		ret = drm_buffer_object_validate(bo, bo->fence_class, 0, 0);
 		if (ret) {
 			mutex_unlock(&bo->mutex);
 			return ret;
diff --git a/linux-core/drm_fence.c b/linux-core/drm_fence.c
index d228547c..c25ff3b8 100644
--- a/linux-core/drm_fence.c
+++ b/linux-core/drm_fence.c
@@ -34,14 +34,14 @@
  * Typically called by the IRQ handler.
  */
 
-void drm_fence_handler(struct drm_device * dev, uint32_t class,
+void drm_fence_handler(struct drm_device * dev, uint32_t fence_class,
 		       uint32_t sequence, uint32_t type, uint32_t error)
 {
 	int wake = 0;
 	uint32_t diff;
 	uint32_t relevant;
 	struct drm_fence_manager *fm = &dev->fm;
-	struct drm_fence_class_manager *fc = &fm->class[class];
+	struct drm_fence_class_manager *fc = &fm->fence_class[fence_class];
 	struct drm_fence_driver *driver = dev->driver->fence_driver;
 	struct list_head *head;
 	struct drm_fence_object *fence, *next;
@@ -228,7 +228,7 @@ int drm_fence_object_signaled(struct drm_fence_object * fence,
 	struct drm_fence_driver *driver = dev->driver->fence_driver;
 
 	if (poke_flush)
-		driver->poke_flush(dev, fence->class);
+		driver->poke_flush(dev, fence->fence_class);
 	read_lock_irqsave(&fm->lock, flags);
 	signaled =
 	    (fence->type & mask & fence->signaled) == (fence->type & mask);
@@ -260,7 +260,7 @@ int drm_fence_object_flush(struct drm_fence_object * fence,
 {
 	struct drm_device *dev = fence->dev;
 	struct drm_fence_manager *fm = &dev->fm;
-	struct drm_fence_class_manager *fc = &fm->class[fence->class];
+	struct drm_fence_class_manager *fc = &fm->fence_class[fence->fence_class];
 	struct drm_fence_driver *driver = dev->driver->fence_driver;
 	unsigned long flags;
 
@@ -285,7 +285,7 @@ int drm_fence_object_flush(struct drm_fence_object * fence,
 		}
 	}
 	write_unlock_irqrestore(&fm->lock, flags);
-	driver->poke_flush(dev, fence->class);
+	driver->poke_flush(dev, fence->fence_class);
 	return 0;
 }
 
@@ -294,10 +294,10 @@ int drm_fence_object_flush(struct drm_fence_object * fence,
  * wrapped around and reused.
  */
 
-void drm_fence_flush_old(struct drm_device * dev, uint32_t class, uint32_t sequence)
+void drm_fence_flush_old(struct drm_device * dev, uint32_t fence_class, uint32_t sequence)
 {
 	struct drm_fence_manager *fm = &dev->fm;
-	struct drm_fence_class_manager *fc = &fm->class[class];
+	struct drm_fence_class_manager *fc = &fm->fence_class[fence_class];
 	struct drm_fence_driver *driver = dev->driver->fence_driver;
 	uint32_t old_sequence;
 	unsigned long flags;
@@ -340,7 +340,7 @@ static int drm_fence_lazy_wait(struct drm_fence_object *fence,
 {
 	struct drm_device *dev = fence->dev;
 	struct drm_fence_manager *fm = &dev->fm;
-	struct drm_fence_class_manager *fc = &fm->class[fence->class];
+	struct drm_fence_class_manager *fc = &fm->fence_class[fence->fence_class];
 	int signaled;
 	unsigned long _end = jiffies + 3*DRM_HZ;
 	int ret = 0;
@@ -362,7 +362,7 @@ static int drm_fence_lazy_wait(struct drm_fence_object *fence,
 			DRM_ERROR("Fence timeout. "
 				  "GPU lockup or fence driver was "
 				  "taken down. %d 0x%08x 0x%02x 0x%02x 0x%02x\n",
-				  fence->class,
+				  fence->fence_class,
 				  fence->sequence,
 				  fence->type,
 				  mask,
@@ -407,7 +407,7 @@ int drm_fence_object_wait(struct drm_fence_object * fence,
 
 	} else {
 
-		if (driver->has_irq(dev, fence->class,
+		if (driver->has_irq(dev, fence->fence_class,
 				    DRM_FENCE_TYPE_EXE)) {
 			ret = drm_fence_lazy_wait(fence, ignore_signals,
 						  DRM_FENCE_TYPE_EXE);
@@ -415,7 +415,7 @@ int drm_fence_object_wait(struct drm_fence_object * fence,
 				return ret;
 		}
 
-		if (driver->has_irq(dev, fence->class,
+		if (driver->has_irq(dev, fence->fence_class,
 				    mask & ~DRM_FENCE_TYPE_EXE)) {
 			ret = drm_fence_lazy_wait(fence, ignore_signals,
 						  mask);
@@ -447,24 +447,24 @@ EXPORT_SYMBOL(drm_fence_object_wait);
 
 
 int drm_fence_object_emit(struct drm_fence_object * fence,
-			  uint32_t fence_flags, uint32_t class, uint32_t type)
+			  uint32_t fence_flags, uint32_t fence_class, uint32_t type)
 {
 	struct drm_device *dev = fence->dev;
 	struct drm_fence_manager *fm = &dev->fm;
 	struct drm_fence_driver *driver = dev->driver->fence_driver;
-	struct drm_fence_class_manager *fc = &fm->class[fence->class];
+	struct drm_fence_class_manager *fc = &fm->fence_class[fence->fence_class];
 	unsigned long flags;
 	uint32_t sequence;
 	uint32_t native_type;
 	int ret;
 
 	drm_fence_unring(dev, &fence->ring);
-	ret = driver->emit(dev, class, fence_flags, &sequence, &native_type);
+	ret = driver->emit(dev, fence_class, fence_flags, &sequence, &native_type);
 	if (ret)
 		return ret;
 
 	write_lock_irqsave(&fm->lock, flags);
-	fence->class = class;
+	fence->fence_class = fence_class;
 	fence->type = type;
 	fence->flush_mask = 0x00;
 	fence->submitted_flush = 0x00;
@@ -479,7 +479,7 @@ int drm_fence_object_emit(struct drm_fence_object * fence,
 }
 EXPORT_SYMBOL(drm_fence_object_emit);
 
-static int drm_fence_object_init(struct drm_device * dev, uint32_t class,
+static int drm_fence_object_init(struct drm_device * dev, uint32_t fence_class,
 				 uint32_t type,
 				 uint32_t fence_flags,
 				 struct drm_fence_object * fence)
@@ -500,7 +500,7 @@ static int drm_fence_object_init(struct drm_device * dev, uint32_t class,
 	 */
 
 	INIT_LIST_HEAD(&fence->base.list);
-	fence->class = class;
+	fence->fence_class = fence_class;
 	fence->type = type;
 	fence->flush_mask = 0;
 	fence->submitted_flush = 0;
@@ -510,7 +510,7 @@ static int drm_fence_object_init(struct drm_device * dev, uint32_t class,
 	write_unlock_irqrestore(&fm->lock, flags);
 	if (fence_flags & DRM_FENCE_FLAG_EMIT) {
 		ret = drm_fence_object_emit(fence, fence_flags,
-					    fence->class, type);
+					    fence->fence_class, type);
 	}
 	return ret;
 }
@@ -535,7 +535,7 @@ out:
 }
 EXPORT_SYMBOL(drm_fence_add_user_object);
 
-int drm_fence_object_create(struct drm_device * dev, uint32_t class, uint32_t type,
+int drm_fence_object_create(struct drm_device * dev, uint32_t fence_class, uint32_t type,
 			    unsigned flags, struct drm_fence_object ** c_fence)
 {
 	struct drm_fence_object *fence;
@@ -545,7 +545,7 @@ int drm_fence_object_create(struct drm_device * dev, uint32_t class, uint32_t ty
 	fence = drm_ctl_calloc(1, sizeof(*fence), DRM_MEM_FENCE);
 	if (!fence)
 		return -ENOMEM;
-	ret = drm_fence_object_init(dev, class, type, flags, fence);
+	ret = drm_fence_object_init(dev, fence_class, type, flags, fence);
 	if (ret) {
 		drm_fence_usage_deref_unlocked(&fence);
 		return ret;
@@ -561,7 +561,7 @@ EXPORT_SYMBOL(drm_fence_object_create);
 void drm_fence_manager_init(struct drm_device * dev)
 {
 	struct drm_fence_manager *fm = &dev->fm;
-	struct drm_fence_class_manager *class;
+	struct drm_fence_class_manager *fence_class;
 	struct drm_fence_driver *fed = dev->driver->fence_driver;
 	int i;
 	unsigned long flags;
@@ -577,11 +577,11 @@ void drm_fence_manager_init(struct drm_device * dev)
 	BUG_ON(fm->num_classes > _DRM_FENCE_CLASSES);
 
 	for (i=0; i<fm->num_classes; ++i) {
-	    class = &fm->class[i];
+	    fence_class = &fm->fence_class[i];
 
-	    INIT_LIST_HEAD(&class->ring);
-	    class->pending_flush = 0;
-	    DRM_INIT_WAITQUEUE(&class->fence_queue);
+	    INIT_LIST_HEAD(&fence_class->ring);
+	    fence_class->pending_flush = 0;
+	    DRM_INIT_WAITQUEUE(&fence_class->fence_queue);
 	}
 
 	atomic_set(&fm->count, 0);
@@ -597,10 +597,11 @@ void drm_fence_fill_arg(struct drm_fence_object *fence, struct drm_fence_arg *ar
 
 	read_lock_irqsave(&fm->lock, irq_flags);
 	arg->handle = fence->base.hash.key;
-	arg->class = fence->class;
+	arg->fence_class = fence->fence_class;
 	arg->type = fence->type;
 	arg->signaled = fence->signaled;
 	arg->error = fence->error;
+	arg->sequence = fence->sequence;
 	read_unlock_irqrestore(&fm->lock, irq_flags);
 }
 EXPORT_SYMBOL(drm_fence_fill_arg);
@@ -642,7 +643,7 @@ int drm_fence_create_ioctl(struct drm_device *dev, void *data, struct drm_file *
 
 	if (arg->flags & DRM_FENCE_FLAG_EMIT)
 		LOCK_TEST_WITH_RETURN(dev, file_priv);
-	ret = drm_fence_object_create(dev, arg->class,
+	ret = drm_fence_object_create(dev, arg->fence_class,
 				      arg->type, arg->flags, &fence);
 	if (ret)
 		return ret;
@@ -660,6 +661,7 @@ int drm_fence_create_ioctl(struct drm_device *dev, void *data, struct drm_file *
 
 	arg->handle = fence->base.hash.key;
 
+
 	drm_fence_fill_arg(fence, arg);
 	drm_fence_usage_deref_unlocked(&fence);
 
@@ -823,7 +825,7 @@ int drm_fence_emit_ioctl(struct drm_device *dev, void *data, struct drm_file *fi
 	fence = drm_lookup_fence_object(file_priv, arg->handle);
 	if (!fence)
 		return -EINVAL;
-	ret = drm_fence_object_emit(fence, arg->flags, arg->class,
+	ret = drm_fence_object_emit(fence, arg->flags, arg->fence_class,
 				    arg->type);
 
 	drm_fence_fill_arg(fence, arg);
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h
index 25072dbe..9748baae 100644
--- a/linux-core/drm_objects.h
+++ b/linux-core/drm_objects.h
@@ -154,7 +154,7 @@ struct drm_fence_object {
 	 */
 
 	struct list_head ring;
-	int class;
+	int fence_class;
 	uint32_t native_type;
 	uint32_t type;
 	uint32_t signaled;
@@ -179,7 +179,7 @@ struct drm_fence_class_manager {
 struct drm_fence_manager {
 	int initialized;
 	rwlock_t lock;
-	struct drm_fence_class_manager class[_DRM_FENCE_CLASSES];
+	struct drm_fence_class_manager fence_class[_DRM_FENCE_CLASSES];
 	uint32_t num_classes;
 	atomic_t count;
 };
@@ -190,18 +190,18 @@ struct drm_fence_driver {
 	uint32_t flush_diff;
 	uint32_t sequence_mask;
 	int lazy_capable;
-	int (*has_irq) (struct drm_device * dev, uint32_t class,
+	int (*has_irq) (struct drm_device * dev, uint32_t fence_class,
 			uint32_t flags);
-	int (*emit) (struct drm_device * dev, uint32_t class, uint32_t flags,
+	int (*emit) (struct drm_device * dev, uint32_t fence_class, uint32_t flags,
 		     uint32_t * breadcrumb, uint32_t * native_type);
-	void (*poke_flush) (struct drm_device * dev, uint32_t class);
+	void (*poke_flush) (struct drm_device * dev, uint32_t fence_class);
 };
 
-extern void drm_fence_handler(struct drm_device *dev, uint32_t class,
+extern void drm_fence_handler(struct drm_device *dev, uint32_t fence_class,
 			      uint32_t sequence, uint32_t type, uint32_t error);
 extern void drm_fence_manager_init(struct drm_device *dev);
 extern void drm_fence_manager_takedown(struct drm_device *dev);
-extern void drm_fence_flush_old(struct drm_device *dev, uint32_t class,
+extern void drm_fence_flush_old(struct drm_device *dev, uint32_t fence_class,
 				uint32_t sequence);
 extern int drm_fence_object_flush(struct drm_fence_object * fence, uint32_t type);
 extern int drm_fence_object_signaled(struct drm_fence_object * fence,
@@ -214,7 +214,7 @@ extern void drm_fence_reference_unlocked(struct drm_fence_object **dst,
 extern int drm_fence_object_wait(struct drm_fence_object * fence,
 				 int lazy, int ignore_signals, uint32_t mask);
 extern int drm_fence_object_create(struct drm_device *dev, uint32_t type,
-				   uint32_t fence_flags, uint32_t class,
+				   uint32_t fence_flags, uint32_t fence_class,
 				   struct drm_fence_object ** c_fence);
 extern int drm_fence_object_emit(struct drm_fence_object * fence,
 				 uint32_t fence_flags, uint32_t class,
diff --git a/linux-core/i915_fence.c b/linux-core/i915_fence.c
index 5a1653e9..a0f22785 100644
--- a/linux-core/i915_fence.c
+++ b/linux-core/i915_fence.c
@@ -42,7 +42,7 @@ static void i915_perform_flush(struct drm_device * dev)
 {
 	drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
 	struct drm_fence_manager *fm = &dev->fm;
-	struct drm_fence_class_manager *fc = &fm->class[0];
+	struct drm_fence_class_manager *fc = &fm->fence_class[0];
 	struct drm_fence_driver *driver = dev->driver->fence_driver;
 	uint32_t flush_flags = 0;
 	uint32_t flush_sequence = 0;
diff --git a/linux-core/via_fence.c b/linux-core/via_fence.c
index 4576dc90..9af1bf3b 100644
--- a/linux-core/via_fence.c
+++ b/linux-core/via_fence.c
@@ -42,7 +42,7 @@
 static uint32_t via_perform_flush(struct drm_device *dev, uint32_t class)
 {
 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
-	struct drm_fence_class_manager *fc = &dev->fm.class[class];
+	struct drm_fence_class_manager *fc = &dev->fm.fence_class[class];
 	uint32_t pending_flush_types = 0;
 	uint32_t signaled_flush_types = 0;
 	uint32_t status;
@@ -205,7 +205,7 @@ void via_fence_timer(unsigned long data)
 	drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
 	struct drm_fence_manager *fm = &dev->fm;
 	uint32_t pending_flush;
-	struct drm_fence_class_manager *fc = &dev->fm.class[0];
+	struct drm_fence_class_manager *fc = &dev->fm.fence_class[0];
 
 	if (!dev_priv)
 		return;
diff --git a/linux-core/xgi_fence.c b/linux-core/xgi_fence.c
index 721cc1a9..8de3ae16 100644
--- a/linux-core/xgi_fence.c
+++ b/linux-core/xgi_fence.c
@@ -33,7 +33,7 @@
 static uint32_t xgi_do_flush(struct drm_device * dev, uint32_t class)
 {
 	struct xgi_info * info = dev->dev_private;
-	struct drm_fence_class_manager * fc = &dev->fm.class[class];
+	struct drm_fence_class_manager * fc = &dev->fm.fence_class[class];
 	uint32_t pending_flush_types = 0;
 	uint32_t signaled_flush_types = 0;