1 files changed, 17 insertions, 100 deletions

diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c
index 5d469b2f26f4..9ae353f4dd06 100644
--- a/drivers/gpu/drm/drm_info.c
+++ b/drivers/gpu/drm/drm_info.c
@@ -50,106 +50,24 @@ int drm_name_info(struct seq_file *m, void *data)
 	struct drm_info_node *node = (struct drm_info_node *) m->private;
 	struct drm_minor *minor = node->minor;
 	struct drm_device *dev = minor->dev;
-	struct drm_master *master = minor->master;
-	if (!master)
-		return 0;
-
-	if (master->unique) {
-		seq_printf(m, "%s %s %s\n",
-			   dev->driver->name,
-			   dev_name(dev->dev), master->unique);
-	} else {
-		seq_printf(m, "%s %s\n",
-			   dev->driver->name, dev_name(dev->dev));
-	}
-	return 0;
-}
-
-/**
- * Called when "/proc/dri/.../vm" is read.
- *
- * Prints information about all mappings in drm_device::maplist.
- */
-int drm_vm_info(struct seq_file *m, void *data)
-{
-	struct drm_info_node *node = (struct drm_info_node *) m->private;
-	struct drm_device *dev = node->minor->dev;
-	struct drm_local_map *map;
-	struct drm_map_list *r_list;
-
-	/* Hardcoded from _DRM_FRAME_BUFFER,
-	   _DRM_REGISTERS, _DRM_SHM, _DRM_AGP, and
-	   _DRM_SCATTER_GATHER and _DRM_CONSISTENT */
-	const char *types[] = { "FB", "REG", "SHM", "AGP", "SG", "PCI" };
-	const char *type;
-	int i;
-
-	mutex_lock(&dev->struct_mutex);
-	seq_printf(m, "slot	 offset	      size type flags	 address mtrr\n\n");
-	i = 0;
-	list_for_each_entry(r_list, &dev->maplist, head) {
-		map = r_list->map;
-		if (!map)
-			continue;
-		if (map->type < 0 || map->type > 5)
-			type = "??";
-		else
-			type = types[map->type];
-
-		seq_printf(m, "%4d 0x%016llx 0x%08lx %4.4s  0x%02x 0x%08lx ",
-			   i,
-			   (unsigned long long)map->offset,
-			   map->size, type, map->flags,
-			   (unsigned long) r_list->user_token);
-		if (map->mtrr < 0)
-			seq_printf(m, "none\n");
-		else
-			seq_printf(m, "%4d\n", map->mtrr);
-		i++;
-	}
-	mutex_unlock(&dev->struct_mutex);
-	return 0;
-}
+	struct drm_master *master;
 
-/**
- * Called when "/proc/dri/.../bufs" is read.
- */
-int drm_bufs_info(struct seq_file *m, void *data)
-{
-	struct drm_info_node *node = (struct drm_info_node *) m->private;
-	struct drm_device *dev = node->minor->dev;
-	struct drm_device_dma *dma;
-	int i, seg_pages;
-
-	mutex_lock(&dev->struct_mutex);
-	dma = dev->dma;
-	if (!dma) {
-		mutex_unlock(&dev->struct_mutex);
-		return 0;
-	}
-
-	seq_printf(m, " o     size count  free	 segs pages    kB\n\n");
-	for (i = 0; i <= DRM_MAX_ORDER; i++) {
-		if (dma->bufs[i].buf_count) {
-			seg_pages = dma->bufs[i].seg_count * (1 << dma->bufs[i].page_order);
-			seq_printf(m, "%2d %8d %5d %5d %5d %5d %5ld\n",
-				   i,
-				   dma->bufs[i].buf_size,
-				   dma->bufs[i].buf_count,
-				   0,
-				   dma->bufs[i].seg_count,
-				   seg_pages,
-				   seg_pages * PAGE_SIZE / 1024);
-		}
-	}
-	seq_printf(m, "\n");
-	for (i = 0; i < dma->buf_count; i++) {
-		if (i && !(i % 32))
-			seq_printf(m, "\n");
-		seq_printf(m, " %d", dma->buflist[i]->list);
-	}
+	mutex_lock(&dev->master_mutex);
+	master = dev->master;
+	if (!master)
+		goto out_unlock;
+
+	seq_printf(m, "%s", dev->driver->name);
+	if (dev->dev)
+		seq_printf(m, " dev=%s", dev_name(dev->dev));
+	if (master && master->unique)
+		seq_printf(m, " master=%s", master->unique);
+	if (dev->unique)
+		seq_printf(m, " unique=%s", dev->unique);
 	seq_printf(m, "\n");
-	mutex_unlock(&dev->struct_mutex);
+out_unlock:
+	mutex_unlock(&dev->master_mutex);
+
 	return 0;
 }
 
@@ -184,7 +102,7 @@ int drm_clients_info(struct seq_file *m, void *data)
 			   task ? task->comm : "<unknown>",
 			   pid_vnr(priv->pid),
 			   priv->minor->index,
-			   priv->is_master ? 'y' : 'n',
+			   drm_is_current_master(priv) ? 'y' : 'n',
 			   priv->authenticated ? 'y' : 'n',
 			   from_kuid_munged(seq_user_ns(m), priv->uid),
 			   priv->magic);
@@ -194,7 +112,6 @@ int drm_clients_info(struct seq_file *m, void *data)
 	return 0;
 }
 
-
 static int drm_gem_one_name_info(int id, void *ptr, void *data)
 {
 	struct drm_gem_object *obj = ptr;