diff options
Diffstat (limited to 'drivers/gpu/drm/drm_debugfs.c')
| -rw-r--r-- | drivers/gpu/drm/drm_debugfs.c | 38 |
1 files changed, 35 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index fa10cef2ba37..800055c39cdb 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -104,8 +104,8 @@ int drm_debugfs_create_files(const struct drm_info_list *files, int count, ent = debugfs_create_file(files[i].name, S_IFREG | S_IRUGO, root, tmp, &drm_debugfs_fops); if (!ent) { - DRM_ERROR("Cannot create /sys/kernel/debug/dri/%s/%s\n", - root->d_name.name, files[i].name); + DRM_ERROR("Cannot create /sys/kernel/debug/dri/%pd/%s\n", + root, files[i].name); kfree(tmp); ret = -1; goto fail; @@ -415,5 +415,37 @@ void drm_debugfs_connector_remove(struct drm_connector *connector) connector->debugfs_entry = NULL; } -#endif /* CONFIG_DEBUG_FS */ +int drm_debugfs_crtc_add(struct drm_crtc *crtc) +{ + struct drm_minor *minor = crtc->dev->primary; + struct dentry *root; + char *name; + + name = kasprintf(GFP_KERNEL, "crtc-%d", crtc->index); + if (!name) + return -ENOMEM; + + root = debugfs_create_dir(name, minor->debugfs_root); + kfree(name); + if (!root) + return -ENOMEM; + + crtc->debugfs_entry = root; + + if (drm_debugfs_crtc_crc_add(crtc)) + goto error; + return 0; + +error: + drm_debugfs_crtc_remove(crtc); + return -ENOMEM; +} + +void drm_debugfs_crtc_remove(struct drm_crtc *crtc) +{ + debugfs_remove_recursive(crtc->debugfs_entry); + crtc->debugfs_entry = NULL; +} + +#endif /* CONFIG_DEBUG_FS */ |