1/*
 2 *  Copyright © 2014 Broadcom
 3 *
 4 * This program is free software; you can redistribute it and/or modify
 5 * it under the terms of the GNU General Public License version 2 as
 6 * published by the Free Software Foundation.
 7 */
 8
 
 
 9#include <linux/seq_file.h>
10#include <linux/circ_buf.h>
11#include <linux/ctype.h>
12#include <linux/debugfs.h>
13#include <drm/drmP.h>
14
15#include "vc4_drv.h"
16#include "vc4_regs.h"
17
18static const struct drm_info_list vc4_debugfs_list[] = {
19	{"bo_stats", vc4_bo_stats_debugfs, 0},
20	{"hdmi_regs", vc4_hdmi_debugfs_regs, 0},
21	{"hvs_regs", vc4_hvs_debugfs_regs, 0},
22	{"crtc0_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)0},
23	{"crtc1_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)1},
24	{"crtc2_regs", vc4_crtc_debugfs_regs, 0, (void *)(uintptr_t)2},
25	{"v3d_ident", vc4_v3d_debugfs_ident, 0},
26	{"v3d_regs", vc4_v3d_debugfs_regs, 0},
27};
28
29#define VC4_DEBUGFS_ENTRIES ARRAY_SIZE(vc4_debugfs_list)
30
31int
32vc4_debugfs_init(struct drm_minor *minor)
 
 
 
 
 
33{
34	return drm_debugfs_create_files(vc4_debugfs_list, VC4_DEBUGFS_ENTRIES,
35					minor->debugfs_root, minor);
 
 
 
 
 
 
 
 
 
 
 
 
36}
37
38void
39vc4_debugfs_cleanup(struct drm_minor *minor)
 
40{
41	drm_debugfs_remove_files(vc4_debugfs_list, VC4_DEBUGFS_ENTRIES, minor);
42}

 1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 *  Copyright © 2014 Broadcom
 
 
 
 
 4 */
 5
 6#include <drm/drm_drv.h>
 7
 8#include <linux/seq_file.h>
 9#include <linux/circ_buf.h>
10#include <linux/ctype.h>
11#include <linux/debugfs.h>
12#include <linux/platform_device.h>
13
14#include "vc4_drv.h"
15#include "vc4_regs.h"
16
17/*
18 * Called at drm_dev_register() time on each of the minors registered
19 * by the DRM device, to attach the debugfs files.
20 */
21void
22vc4_debugfs_init(struct drm_minor *minor)
23{
24	struct vc4_dev *vc4 = to_vc4_dev(minor->dev);
25	struct drm_device *drm = &vc4->base;
 
26
27	drm_WARN_ON(drm, vc4_hvs_debugfs_init(minor));
28
29	if (vc4->v3d) {
30		drm_WARN_ON(drm, vc4_bo_debugfs_init(minor));
31		drm_WARN_ON(drm, vc4_v3d_debugfs_init(minor));
32	}
33}
34
35static int vc4_debugfs_regset32(struct seq_file *m, void *unused)
36{
37	struct drm_debugfs_entry *entry = m->private;
38	struct drm_device *drm = entry->dev;
39	struct debugfs_regset32 *regset = entry->file.data;
40	struct drm_printer p = drm_seq_file_printer(m);
41	int idx;
42
43	if (!drm_dev_enter(drm, &idx))
44		return -ENODEV;
45
46	drm_print_regset32(&p, regset);
47
48	drm_dev_exit(idx);
49
50	return 0;
51}
52
53void vc4_debugfs_add_regset32(struct drm_device *drm,
54			      const char *name,
55			      struct debugfs_regset32 *regset)
56{
57	drm_debugfs_add_file(drm, name, vc4_debugfs_regset32, regset);
58}