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path: root/drivers/gpu/drm/drm_debugfs.c
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Diffstat (limited to 'drivers/gpu/drm/drm_debugfs.c')
-rw-r--r--drivers/gpu/drm/drm_debugfs.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c
index 2e3e46a53805..2290a74a6e46 100644
--- a/drivers/gpu/drm/drm_debugfs.c
+++ b/drivers/gpu/drm/drm_debugfs.c
@@ -38,6 +38,7 @@
#include <drm/drm_edid.h>
#include <drm/drm_atomic.h>
#include "drm_internal.h"
+#include "drm_crtc_internal.h"
#if defined(CONFIG_DEBUG_FS)
@@ -80,7 +81,8 @@ static const struct file_operations drm_debugfs_fops = {
* \return Zero on success, non-zero on failure
*
* Create a given set of debugfs files represented by an array of
- * gdm_debugfs_lists in the given root directory.
+ * &drm_info_list in the given root directory. These files will be removed
+ * automatically on drm_debugfs_cleanup().
*/
int drm_debugfs_create_files(const struct drm_info_list *files, int count,
struct dentry *root, struct drm_minor *minor)
@@ -217,6 +219,19 @@ int drm_debugfs_remove_files(const struct drm_info_list *files, int count,
}
EXPORT_SYMBOL(drm_debugfs_remove_files);
+static void drm_debugfs_remove_all_files(struct drm_minor *minor)
+{
+ struct drm_info_node *node, *tmp;
+
+ mutex_lock(&minor->debugfs_lock);
+ list_for_each_entry_safe(node, tmp, &minor->debugfs_list, list) {
+ debugfs_remove(node->dent);
+ list_del(&node->list);
+ kfree(node);
+ }
+ mutex_unlock(&minor->debugfs_lock);
+}
+
/**
* Cleanup the debugfs filesystem resources.
*
@@ -228,7 +243,6 @@ EXPORT_SYMBOL(drm_debugfs_remove_files);
int drm_debugfs_cleanup(struct drm_minor *minor)
{
struct drm_device *dev = minor->dev;
- int ret;
if (!minor->debugfs_root)
return 0;
@@ -236,17 +250,9 @@ int drm_debugfs_cleanup(struct drm_minor *minor)
if (dev->driver->debugfs_cleanup)
dev->driver->debugfs_cleanup(minor);
- if (drm_core_check_feature(dev, DRIVER_ATOMIC)) {
- ret = drm_atomic_debugfs_cleanup(minor);
- if (ret) {
- DRM_ERROR("DRM: Failed to remove atomic debugfs entries\n");
- return ret;
- }
- }
-
- drm_debugfs_remove_files(drm_debugfs_list, DRM_DEBUGFS_ENTRIES, minor);
+ drm_debugfs_remove_all_files(minor);
- debugfs_remove(minor->debugfs_root);
+ debugfs_remove_recursive(minor->debugfs_root);
minor->debugfs_root = NULL;
return 0;