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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.c85
1 files changed, 12 insertions, 73 deletions
diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c
index 2290a74a6e46..c1807d5754b2 100644
--- a/drivers/gpu/drm/drm_debugfs.c
+++ b/drivers/gpu/drm/drm_debugfs.c
@@ -1,10 +1,3 @@
-/**
- * \file drm_debugfs.c
- * debugfs support for DRM
- *
- * \author Ben Gamari <bgamari@gmail.com>
- */
-
/*
* Created: Sun Dec 21 13:08:50 2008 by bgamari@gmail.com
*
@@ -34,9 +27,12 @@
#include <linux/seq_file.h>
#include <linux/slab.h>
#include <linux/export.h>
-#include <drm/drmP.h>
+
+#include <drm/drm_debugfs.h>
#include <drm/drm_edid.h>
#include <drm/drm_atomic.h>
+#include <drm/drmP.h>
+
#include "drm_internal.h"
#include "drm_crtc_internal.h"
@@ -72,16 +68,15 @@ static const struct file_operations drm_debugfs_fops = {
/**
- * Initialize a given set of debugfs files for a device
- *
- * \param files The array of files to create
- * \param count The number of files given
- * \param root DRI debugfs dir entry.
- * \param minor device minor number
- * \return Zero on success, non-zero on failure
+ * drm_debugfs_create_files - Initialize a given set of debugfs files for DRM
+ * minor
+ * @files: The array of files to create
+ * @count: The number of files given
+ * @root: DRI debugfs dir entry.
+ * @minor: device minor number
*
* Create a given set of debugfs files represented by an array of
- * &drm_info_list in the given root directory. These files will be removed
+ * &struct 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,
@@ -130,17 +125,6 @@ fail:
}
EXPORT_SYMBOL(drm_debugfs_create_files);
-/**
- * Initialize the DRI debugfs filesystem for a device
- *
- * \param dev DRM device
- * \param minor device minor number
- * \param root DRI debugfs dir entry.
- *
- * Create the DRI debugfs root entry "/sys/kernel/debug/dri", the device debugfs root entry
- * "/sys/kernel/debug/dri/%minor%/", and each entry in debugfs_list as
- * "/sys/kernel/debug/dri/%minor%/%name%".
- */
int drm_debugfs_init(struct drm_minor *minor, int minor_id,
struct dentry *root)
{
@@ -186,16 +170,6 @@ int drm_debugfs_init(struct drm_minor *minor, int minor_id,
}
-/**
- * Remove a list of debugfs files
- *
- * \param files The list of files
- * \param count The number of files
- * \param minor The minor of which we should remove the files
- * \return always zero.
- *
- * Remove all debugfs entries created by debugfs_init().
- */
int drm_debugfs_remove_files(const struct drm_info_list *files, int count,
struct drm_minor *minor)
{
@@ -232,24 +206,11 @@ static void drm_debugfs_remove_all_files(struct drm_minor *minor)
mutex_unlock(&minor->debugfs_lock);
}
-/**
- * Cleanup the debugfs filesystem resources.
- *
- * \param minor device minor number.
- * \return always zero.
- *
- * Remove all debugfs entries created by debugfs_init().
- */
int drm_debugfs_cleanup(struct drm_minor *minor)
{
- struct drm_device *dev = minor->dev;
-
if (!minor->debugfs_root)
return 0;
- if (dev->driver->debugfs_cleanup)
- dev->driver->debugfs_cleanup(minor);
-
drm_debugfs_remove_all_files(minor);
debugfs_remove_recursive(minor->debugfs_root);
@@ -261,30 +222,8 @@ int drm_debugfs_cleanup(struct drm_minor *minor)
static int connector_show(struct seq_file *m, void *data)
{
struct drm_connector *connector = m->private;
- const char *status;
-
- switch (connector->force) {
- case DRM_FORCE_ON:
- status = "on\n";
- break;
-
- case DRM_FORCE_ON_DIGITAL:
- status = "digital\n";
- break;
-
- case DRM_FORCE_OFF:
- status = "off\n";
- break;
-
- case DRM_FORCE_UNSPECIFIED:
- status = "unspecified\n";
- break;
-
- default:
- return 0;
- }
- seq_puts(m, status);
+ seq_printf(m, "%s\n", drm_get_connector_force_name(connector->force));
return 0;
}