1 files changed, 44 insertions, 24 deletions

diff --git a/drivers/gpu/drm/vc4/vc4_debugfs.c b/drivers/gpu/drm/vc4/vc4_debugfs.c
index 5db06bdb5f27..e765904e13f3 100644
--- a/drivers/gpu/drm/vc4/vc4_debugfs.c
+++ b/drivers/gpu/drm/vc4/vc4_debugfs.c
@@ -1,39 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *  Copyright © 2014 Broadcom
- *
- * 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.
  */
 
+#include <drm/drm_drv.h>
+#include <drm/drm_print.h>
+
 #include <linux/seq_file.h>
 #include <linux/circ_buf.h>
 #include <linux/ctype.h>
 #include <linux/debugfs.h>
-#include <drm/drmP.h>
+#include <linux/platform_device.h>
 
 #include "vc4_drv.h"
 #include "vc4_regs.h"
 
-static const struct drm_info_list vc4_debugfs_list[] = {
-	{"bo_stats", vc4_bo_stats_debugfs, 0},
-	{"dpi_regs", vc4_dpi_debugfs_regs, 0},
-	{"dsi1_regs", vc4_dsi_debugfs_regs, 0, (void *)(uintptr_t)1},
-	{"hdmi_regs", vc4_hdmi_debugfs_regs, 0},
-	{"vec_regs", vc4_vec_debugfs_regs, 0},
-	{"hvs_regs", vc4_hvs_debugfs_regs, 0},
-	{"crtc0_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)0},
-	{"crtc1_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)1},
-	{"crtc2_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)2},
-	{"v3d_ident", vc4_v3d_debugfs_ident, 0},
-	{"v3d_regs", vc4_v3d_debugfs_regs, 0},
-};
-
-#define VC4_DEBUGFS_ENTRIES ARRAY_SIZE(vc4_debugfs_list)
-
-int
+/*
+ * Called at drm_dev_register() time on each of the minors registered
+ * by the DRM device, to attach the debugfs files.
+ */
+void
 vc4_debugfs_init(struct drm_minor *minor)
 {
-	return drm_debugfs_create_files(vc4_debugfs_list, VC4_DEBUGFS_ENTRIES,
-					minor->debugfs_root, minor);
+	struct vc4_dev *vc4 = to_vc4_dev(minor->dev);
+	struct drm_device *drm = &vc4->base;
+
+	drm_WARN_ON(drm, vc4_hvs_debugfs_init(minor));
+
+	if (vc4->v3d) {
+		drm_WARN_ON(drm, vc4_bo_debugfs_init(minor));
+		drm_WARN_ON(drm, vc4_v3d_debugfs_init(minor));
+	}
+}
+
+static int vc4_debugfs_regset32(struct seq_file *m, void *unused)
+{
+	struct drm_debugfs_entry *entry = m->private;
+	struct drm_device *drm = entry->dev;
+	struct debugfs_regset32 *regset = entry->file.data;
+	struct drm_printer p = drm_seq_file_printer(m);
+	int idx;
+
+	if (!drm_dev_enter(drm, &idx))
+		return -ENODEV;
+
+	drm_print_regset32(&p, regset);
+
+	drm_dev_exit(idx);
+
+	return 0;
+}
+
+void vc4_debugfs_add_regset32(struct drm_device *drm,
+			      const char *name,
+			      struct debugfs_regset32 *regset)
+{
+	drm_debugfs_add_file(drm, name, vc4_debugfs_regset32, regset);
 }