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- /*
- * 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 <drm/drm_crtc.h>
- #include <drm/drm_fb_helper.h>
- #include "omap_drv.h"
- #include "omap_dmm_tiler.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->vma_offset_manager->vm_addr_space_mm);
- }
- 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
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