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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Copyright © 2017 Broadcom4 */5 6#include <linux/seq_file.h>7 8#include <drm/drm_debugfs.h>9#include <drm/drm_file.h>10 11#include "pl111_drm.h"12 13#define REGDEF(reg) { reg, #reg }14static const struct {15 u32 reg;16 const char *name;17} pl111_reg_defs[] = {18 REGDEF(CLCD_TIM0),19 REGDEF(CLCD_TIM1),20 REGDEF(CLCD_TIM2),21 REGDEF(CLCD_TIM3),22 REGDEF(CLCD_UBAS),23 REGDEF(CLCD_LBAS),24 REGDEF(CLCD_PL111_CNTL),25 REGDEF(CLCD_PL111_IENB),26 REGDEF(CLCD_PL111_RIS),27 REGDEF(CLCD_PL111_MIS),28 REGDEF(CLCD_PL111_ICR),29 REGDEF(CLCD_PL111_UCUR),30 REGDEF(CLCD_PL111_LCUR),31};32 33static int pl111_debugfs_regs(struct seq_file *m, void *unused)34{35 struct drm_info_node *node = (struct drm_info_node *)m->private;36 struct drm_device *dev = node->minor->dev;37 struct pl111_drm_dev_private *priv = dev->dev_private;38 int i;39 40 for (i = 0; i < ARRAY_SIZE(pl111_reg_defs); i++) {41 seq_printf(m, "%s (0x%04x): 0x%08x\n",42 pl111_reg_defs[i].name, pl111_reg_defs[i].reg,43 readl(priv->regs + pl111_reg_defs[i].reg));44 }45 46 return 0;47}48 49static const struct drm_info_list pl111_debugfs_list[] = {50 {"regs", pl111_debugfs_regs, 0},51};52 53void54pl111_debugfs_init(struct drm_minor *minor)55{56 drm_debugfs_create_files(pl111_debugfs_list,57 ARRAY_SIZE(pl111_debugfs_list),58 minor->debugfs_root, minor);59}60