drm: Kill drm perf counter leftovers

The user of these counters was killed in

 commit d79cdc8312689b39c6d83718c1c196af4b3cd18c
 Author: Daniel Vetter <daniel.vetter@ffwll.ch>
 Date:   Thu Aug 8 15:41:32 2013 +0200

    drm: no-op out GET_STATS ioctl

so clean up the leftovers as well.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

drivers/gpu/drm/drm_drv.c

@@ -315,7 +315,6 @@ long drm_ioctl(struct file *filp,
 		return -ENODEV;
 
 	atomic_inc(&dev->ioctl_count);
-	atomic_inc(&dev->counts[_DRM_STAT_IOCTLS]);
 	++file_priv->ioctl_count;
 
 	if ((nr >= DRM_CORE_IOCTL_COUNT) &&

drivers/gpu/drm/drm_fops.c

@@ -113,7 +113,6 @@ int drm_open(struct inode *inode, struct file *filp)
 	retcode = drm_open_helper(inode, filp, dev);
 	if (retcode)
 		goto err_undo;
-	atomic_inc(&dev->counts[_DRM_STAT_OPENS]);
 	if (need_setup) {
 		retcode = drm_setup(dev);
 		if (retcode)
@@ -392,17 +391,12 @@ static void drm_events_release(struct drm_file *file_priv)
  */
 static void drm_legacy_dev_reinit(struct drm_device *dev)
 {
-	int i;
-
 	if (drm_core_check_feature(dev, DRIVER_MODESET))
 		return;
 
 	atomic_set(&dev->ioctl_count, 0);
 	atomic_set(&dev->vma_count, 0);
 
-	for (i = 0; i < ARRAY_SIZE(dev->counts); i++)
-		atomic_set(&dev->counts[i], 0);
-
 	dev->sigdata.lock = NULL;
 
 	dev->context_flag = 0;
@@ -585,7 +579,6 @@ int drm_release(struct inode *inode, struct file *filp)
 	 * End inline drm_release
 	 */
 
-	atomic_inc(&dev->counts[_DRM_STAT_CLOSES]);
 	if (!--dev->open_count) {
 		if (atomic_read(&dev->ioctl_count)) {
 			DRM_ERROR("Device busy: %d\n",

drivers/gpu/drm/drm_lock.c

@@ -86,7 +86,6 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv)
 		if (drm_lock_take(&master->lock, lock->context)) {
 			master->lock.file_priv = file_priv;
 			master->lock.lock_time = jiffies;
-			atomic_inc(&dev->counts[_DRM_STAT_LOCKS]);
 			break;	/* Got lock */
 		}
 
@@ -157,8 +156,6 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
 		return -EINVAL;
 	}
 
-	atomic_inc(&dev->counts[_DRM_STAT_UNLOCKS]);
-
 	if (drm_lock_free(&master->lock, lock->context)) {
 		/* FIXME: Should really bail out here. */
 	}

drivers/gpu/drm/drm_stub.c

@@ -431,15 +431,6 @@ struct drm_device *drm_dev_alloc(struct drm_driver *driver,
 	mutex_init(&dev->struct_mutex);
 	mutex_init(&dev->ctxlist_mutex);
 
-	/* the DRM has 6 basic counters */
-	dev->counters = 6;
-	dev->types[0] = _DRM_STAT_LOCK;
-	dev->types[1] = _DRM_STAT_OPENS;
-	dev->types[2] = _DRM_STAT_CLOSES;
-	dev->types[3] = _DRM_STAT_IOCTLS;
-	dev->types[4] = _DRM_STAT_LOCKS;
-	dev->types[5] = _DRM_STAT_UNLOCKS;
-
 	if (drm_ht_create(&dev->map_hash, 12))
 		goto err_free;
 

drivers/gpu/drm/i810/i810_dma.c

@@ -944,8 +944,6 @@ static int i810_dma_vertex(struct drm_device *dev, void *data,
 				 dma->buflist[vertex->idx],
 				 vertex->discard, vertex->used);
 
-	atomic_add(vertex->used, &dev->counts[_DRM_STAT_SECONDARY]);
-	atomic_inc(&dev->counts[_DRM_STAT_DMA]);
 	sarea_priv->last_enqueue = dev_priv->counter - 1;
 	sarea_priv->last_dispatch = (int)hw_status[5];
 
@@ -1105,8 +1103,6 @@ static int i810_dma_mc(struct drm_device *dev, void *data,
 	i810_dma_dispatch_mc(dev, dma->buflist[mc->idx], mc->used,
 			     mc->last_render);
 
-	atomic_add(mc->used, &dev->counts[_DRM_STAT_SECONDARY]);
-	atomic_inc(&dev->counts[_DRM_STAT_DMA]);
 	sarea_priv->last_enqueue = dev_priv->counter - 1;
 	sarea_priv->last_dispatch = (int)hw_status[5];
 
@@ -1197,13 +1193,6 @@ static int i810_flip_bufs(struct drm_device *dev, void *data,
 
 int i810_driver_load(struct drm_device *dev, unsigned long flags)
 {
-	/* i810 has 4 more counters */
-	dev->counters += 4;
-	dev->types[6] = _DRM_STAT_IRQ;
-	dev->types[7] = _DRM_STAT_PRIMARY;
-	dev->types[8] = _DRM_STAT_SECONDARY;
-	dev->types[9] = _DRM_STAT_DMA;
-
 	pci_set_master(dev->pdev);
 
 	return 0;

drivers/gpu/drm/i915/i915_dma.c

@@ -1473,13 +1473,6 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	if (info->gen >= 6 && !drm_core_check_feature(dev, DRIVER_MODESET))
 		return -ENODEV;
 
-	/* i915 has 4 more counters */
-	dev->counters += 4;
-	dev->types[6] = _DRM_STAT_IRQ;
-	dev->types[7] = _DRM_STAT_PRIMARY;
-	dev->types[8] = _DRM_STAT_SECONDARY;
-	dev->types[9] = _DRM_STAT_DMA;
-
 	dev_priv = kzalloc(sizeof(drm_i915_private_t), GFP_KERNEL);
 	if (dev_priv == NULL)
 		return -ENOMEM;

drivers/gpu/drm/mga/mga_dma.c

@@ -406,11 +406,6 @@ int mga_driver_load(struct drm_device *dev, unsigned long flags)
 	dev_priv->mmio_base = pci_resource_start(dev->pdev, 1);
 	dev_priv->mmio_size = pci_resource_len(dev->pdev, 1);
 
-	dev->counters += 3;
-	dev->types[6] = _DRM_STAT_IRQ;
-	dev->types[7] = _DRM_STAT_PRIMARY;
-	dev->types[8] = _DRM_STAT_SECONDARY;
-
 	ret = drm_vblank_init(dev, 1);
 
 	if (ret) {

include/drm/drmP.h

@@ -1115,13 +1115,6 @@ struct drm_device {
 	atomic_t buf_alloc;		/**< Buffer allocation in progress */
 	/*@} */
 
-	/** \name Performance counters */
-	/*@{ */
-	unsigned long counters;
-	enum drm_stat_type types[15];
-	atomic_t counts[15];
-	/*@} */
-
 	struct list_head filelist;
 
 	/** \name Memory management */