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1// SPDX-License-Identifier: GPL-2.0-only2/*3 *  Copyright © 2014 Broadcom4 */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 registered19 * by the DRM device, to attach the debugfs files.20 */21void22vc4_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}59