1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 2141518d2SEric Anholt /* 3141518d2SEric Anholt * Copyright © 2017 Broadcom 4141518d2SEric Anholt */ 5141518d2SEric Anholt 6141518d2SEric Anholt #include <linux/amba/clcd-regs.h> 7141518d2SEric Anholt #include <linux/seq_file.h> 8141518d2SEric Anholt #include <drm/drm_debugfs.h> 9141518d2SEric Anholt #include <drm/drmP.h> 10141518d2SEric Anholt #include "pl111_drm.h" 11141518d2SEric Anholt 12141518d2SEric Anholt #define REGDEF(reg) { reg, #reg } 13141518d2SEric Anholt static const struct { 14141518d2SEric Anholt u32 reg; 15141518d2SEric Anholt const char *name; 16141518d2SEric Anholt } pl111_reg_defs[] = { 17141518d2SEric Anholt REGDEF(CLCD_TIM0), 18141518d2SEric Anholt REGDEF(CLCD_TIM1), 19141518d2SEric Anholt REGDEF(CLCD_TIM2), 20141518d2SEric Anholt REGDEF(CLCD_TIM3), 21141518d2SEric Anholt REGDEF(CLCD_UBAS), 22bcaf9ff4SLinus Walleij REGDEF(CLCD_LBAS), 23141518d2SEric Anholt REGDEF(CLCD_PL111_CNTL), 24141518d2SEric Anholt REGDEF(CLCD_PL111_IENB), 25bcaf9ff4SLinus Walleij REGDEF(CLCD_PL111_RIS), 26bcaf9ff4SLinus Walleij REGDEF(CLCD_PL111_MIS), 27bcaf9ff4SLinus Walleij REGDEF(CLCD_PL111_ICR), 28bcaf9ff4SLinus Walleij REGDEF(CLCD_PL111_UCUR), 29bcaf9ff4SLinus Walleij REGDEF(CLCD_PL111_LCUR), 30141518d2SEric Anholt }; 31141518d2SEric Anholt 32141518d2SEric Anholt int pl111_debugfs_regs(struct seq_file *m, void *unused) 33141518d2SEric Anholt { 34141518d2SEric Anholt struct drm_info_node *node = (struct drm_info_node *)m->private; 35141518d2SEric Anholt struct drm_device *dev = node->minor->dev; 36141518d2SEric Anholt struct pl111_drm_dev_private *priv = dev->dev_private; 37141518d2SEric Anholt int i; 38141518d2SEric Anholt 39141518d2SEric Anholt for (i = 0; i < ARRAY_SIZE(pl111_reg_defs); i++) { 40141518d2SEric Anholt seq_printf(m, "%s (0x%04x): 0x%08x\n", 41141518d2SEric Anholt pl111_reg_defs[i].name, pl111_reg_defs[i].reg, 42141518d2SEric Anholt readl(priv->regs + pl111_reg_defs[i].reg)); 43141518d2SEric Anholt } 44141518d2SEric Anholt 45141518d2SEric Anholt return 0; 46141518d2SEric Anholt } 47141518d2SEric Anholt 48141518d2SEric Anholt static const struct drm_info_list pl111_debugfs_list[] = { 49141518d2SEric Anholt {"regs", pl111_debugfs_regs, 0}, 50141518d2SEric Anholt }; 51141518d2SEric Anholt 52141518d2SEric Anholt int 53141518d2SEric Anholt pl111_debugfs_init(struct drm_minor *minor) 54141518d2SEric Anholt { 55141518d2SEric Anholt return drm_debugfs_create_files(pl111_debugfs_list, 56141518d2SEric Anholt ARRAY_SIZE(pl111_debugfs_list), 57141518d2SEric Anholt minor->debugfs_root, minor); 58141518d2SEric Anholt } 59