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