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Diffstat (limited to 'drivers/gpu/drm/omapdrm/omap_debugfs.c')
-rw-r--r--drivers/gpu/drm/omapdrm/omap_debugfs.c125
1 files changed, 125 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_debugfs.c b/drivers/gpu/drm/omapdrm/omap_debugfs.c
new file mode 100644
index 00000000000..c27f59da7f2
--- /dev/null
+++ b/drivers/gpu/drm/omapdrm/omap_debugfs.c
@@ -0,0 +1,125 @@
+/*
+ * drivers/gpu/drm/omapdrm/omap_debugfs.c
+ *
+ * Copyright (C) 2011 Texas Instruments
+ * Author: Rob Clark <rob.clark@linaro.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "omap_drv.h"
+#include "omap_dmm_tiler.h"
+
+#include "drm_fb_helper.h"
+
+
+#ifdef CONFIG_DEBUG_FS
+
+static int gem_show(struct seq_file *m, void *arg)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct omap_drm_private *priv = dev->dev_private;
+ int ret;
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+
+ seq_printf(m, "All Objects:\n");
+ omap_gem_describe_objects(&priv->obj_list, m);
+
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
+static int mm_show(struct seq_file *m, void *arg)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ return drm_mm_dump_table(m, dev->mm_private);
+}
+
+static int fb_show(struct seq_file *m, void *arg)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct omap_drm_private *priv = dev->dev_private;
+ struct drm_framebuffer *fb;
+
+ seq_printf(m, "fbcon ");
+ omap_framebuffer_describe(priv->fbdev->fb, m);
+
+ mutex_lock(&dev->mode_config.fb_lock);
+ list_for_each_entry(fb, &dev->mode_config.fb_list, head) {
+ if (fb == priv->fbdev->fb)
+ continue;
+
+ seq_printf(m, "user ");
+ omap_framebuffer_describe(fb, m);
+ }
+ mutex_unlock(&dev->mode_config.fb_lock);
+
+ return 0;
+}
+
+/* list of debufs files that are applicable to all devices */
+static struct drm_info_list omap_debugfs_list[] = {
+ {"gem", gem_show, 0},
+ {"mm", mm_show, 0},
+ {"fb", fb_show, 0},
+};
+
+/* list of debugfs files that are specific to devices with dmm/tiler */
+static struct drm_info_list omap_dmm_debugfs_list[] = {
+ {"tiler_map", tiler_map_show, 0},
+};
+
+int omap_debugfs_init(struct drm_minor *minor)
+{
+ struct drm_device *dev = minor->dev;
+ int ret;
+
+ ret = drm_debugfs_create_files(omap_debugfs_list,
+ ARRAY_SIZE(omap_debugfs_list),
+ minor->debugfs_root, minor);
+
+ if (ret) {
+ dev_err(dev->dev, "could not install omap_debugfs_list\n");
+ return ret;
+ }
+
+ if (dmm_is_available())
+ ret = drm_debugfs_create_files(omap_dmm_debugfs_list,
+ ARRAY_SIZE(omap_dmm_debugfs_list),
+ minor->debugfs_root, minor);
+
+ if (ret) {
+ dev_err(dev->dev, "could not install omap_dmm_debugfs_list\n");
+ return ret;
+ }
+
+ return ret;
+}
+
+void omap_debugfs_cleanup(struct drm_minor *minor)
+{
+ drm_debugfs_remove_files(omap_debugfs_list,
+ ARRAY_SIZE(omap_debugfs_list), minor);
+ if (dmm_is_available())
+ drm_debugfs_remove_files(omap_dmm_debugfs_list,
+ ARRAY_SIZE(omap_dmm_debugfs_list), minor);
+}
+
+#endif