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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Copyright (C) 2010 Google, Inc.4 * Author: Erik Gilling <konkers@android.com>5 *6 * Copyright (C) 2011-2013 NVIDIA Corporation7 */8 9#include "../dev.h"10#include "../debug.h"11#include "../cdma.h"12#include "../channel.h"13 14#define HOST1X_DEBUG_MAX_PAGE_OFFSET 10240015 16enum {17 HOST1X_OPCODE_SETCLASS = 0x00,18 HOST1X_OPCODE_INCR = 0x01,19 HOST1X_OPCODE_NONINCR = 0x02,20 HOST1X_OPCODE_MASK = 0x03,21 HOST1X_OPCODE_IMM = 0x04,22 HOST1X_OPCODE_RESTART = 0x05,23 HOST1X_OPCODE_GATHER = 0x06,24 HOST1X_OPCODE_SETSTRMID = 0x07,25 HOST1X_OPCODE_SETAPPID = 0x08,26 HOST1X_OPCODE_SETPYLD = 0x09,27 HOST1X_OPCODE_INCR_W = 0x0a,28 HOST1X_OPCODE_NONINCR_W = 0x0b,29 HOST1X_OPCODE_GATHER_W = 0x0c,30 HOST1X_OPCODE_RESTART_W = 0x0d,31 HOST1X_OPCODE_EXTEND = 0x0e,32};33 34enum {35 HOST1X_OPCODE_EXTEND_ACQUIRE_MLOCK = 0x00,36 HOST1X_OPCODE_EXTEND_RELEASE_MLOCK = 0x01,37};38 39#define INVALID_PAYLOAD 0xffffffff40 41static unsigned int show_channel_command(struct output *o, u32 val,42 u32 *payload)43{44 unsigned int mask, subop, num, opcode;45 46 opcode = val >> 28;47 48 switch (opcode) {49 case HOST1X_OPCODE_SETCLASS:50 mask = val & 0x3f;51 if (mask) {52 host1x_debug_cont(o, "SETCL(class=%03x, offset=%03x, mask=%02x, [",53 val >> 6 & 0x3ff,54 val >> 16 & 0xfff, mask);55 return hweight8(mask);56 }57 58 host1x_debug_cont(o, "SETCL(class=%03x)\n", val >> 6 & 0x3ff);59 return 0;60 61 case HOST1X_OPCODE_INCR:62 num = val & 0xffff;63 host1x_debug_cont(o, "INCR(offset=%03x, [",64 val >> 16 & 0xfff);65 if (!num)66 host1x_debug_cont(o, "])\n");67 68 return num;69 70 case HOST1X_OPCODE_NONINCR:71 num = val & 0xffff;72 host1x_debug_cont(o, "NONINCR(offset=%03x, [",73 val >> 16 & 0xfff);74 if (!num)75 host1x_debug_cont(o, "])\n");76 77 return num;78 79 case HOST1X_OPCODE_MASK:80 mask = val & 0xffff;81 host1x_debug_cont(o, "MASK(offset=%03x, mask=%03x, [",82 val >> 16 & 0xfff, mask);83 if (!mask)84 host1x_debug_cont(o, "])\n");85 86 return hweight16(mask);87 88 case HOST1X_OPCODE_IMM:89 host1x_debug_cont(o, "IMM(offset=%03x, data=%03x)\n",90 val >> 16 & 0xfff, val & 0xffff);91 return 0;92 93 case HOST1X_OPCODE_RESTART:94 host1x_debug_cont(o, "RESTART(offset=%08x)\n", val << 4);95 return 0;96 97 case HOST1X_OPCODE_GATHER:98 host1x_debug_cont(o, "GATHER(offset=%03x, insert=%d, type=%d, count=%04x, addr=[",99 val >> 16 & 0xfff, val >> 15 & 0x1,100 val >> 14 & 0x1, val & 0x3fff);101 return 1;102 103#if HOST1X_HW >= 6104 case HOST1X_OPCODE_SETSTRMID:105 host1x_debug_cont(o, "SETSTRMID(offset=%06x)\n",106 val & 0x3fffff);107 return 0;108 109 case HOST1X_OPCODE_SETAPPID:110 host1x_debug_cont(o, "SETAPPID(appid=%02x)\n", val & 0xff);111 return 0;112 113 case HOST1X_OPCODE_SETPYLD:114 *payload = val & 0xffff;115 host1x_debug_cont(o, "SETPYLD(data=%04x)\n", *payload);116 return 0;117 118 case HOST1X_OPCODE_INCR_W:119 case HOST1X_OPCODE_NONINCR_W:120 host1x_debug_cont(o, "%s(offset=%06x, ",121 opcode == HOST1X_OPCODE_INCR_W ?122 "INCR_W" : "NONINCR_W",123 val & 0x3fffff);124 if (*payload == 0) {125 host1x_debug_cont(o, "[])\n");126 return 0;127 } else if (*payload == INVALID_PAYLOAD) {128 host1x_debug_cont(o, "unknown)\n");129 return 0;130 } else {131 host1x_debug_cont(o, "[");132 return *payload;133 }134 135 case HOST1X_OPCODE_GATHER_W:136 host1x_debug_cont(o, "GATHER_W(count=%04x, addr=[",137 val & 0x3fff);138 return 2;139#endif140 141 case HOST1X_OPCODE_EXTEND:142 subop = val >> 24 & 0xf;143 if (subop == HOST1X_OPCODE_EXTEND_ACQUIRE_MLOCK)144 host1x_debug_cont(o, "ACQUIRE_MLOCK(index=%d)\n",145 val & 0xff);146 else if (subop == HOST1X_OPCODE_EXTEND_RELEASE_MLOCK)147 host1x_debug_cont(o, "RELEASE_MLOCK(index=%d)\n",148 val & 0xff);149 else150 host1x_debug_cont(o, "EXTEND_UNKNOWN(%08x)\n", val);151 return 0;152 153 default:154 host1x_debug_cont(o, "UNKNOWN\n");155 return 0;156 }157}158 159static void show_gather(struct output *o, dma_addr_t phys_addr,160 unsigned int words, struct host1x_cdma *cdma,161 dma_addr_t pin_addr, u32 *map_addr)162{163 /* Map dmaget cursor to corresponding mem handle */164 u32 offset = phys_addr - pin_addr;165 unsigned int data_count = 0, i;166 u32 payload = INVALID_PAYLOAD;167 168 /*169 * Sometimes we're given different hardware address to the same170 * page - in these cases the offset will get an invalid number and171 * we just have to bail out.172 */173 if (offset > HOST1X_DEBUG_MAX_PAGE_OFFSET) {174 host1x_debug_output(o, "[address mismatch]\n");175 return;176 }177 178 for (i = 0; i < words; i++) {179 dma_addr_t addr = phys_addr + i * 4;180 u32 val = *(map_addr + offset / 4 + i);181 182 if (!data_count) {183 host1x_debug_output(o, " %pad: %08x: ", &addr, val);184 data_count = show_channel_command(o, val, &payload);185 } else {186 host1x_debug_cont(o, "%08x%s", val,187 data_count > 1 ? ", " : "])\n");188 data_count--;189 }190 }191}192 193static void show_channel_gathers(struct output *o, struct host1x_cdma *cdma)194{195 struct push_buffer *pb = &cdma->push_buffer;196 struct host1x_job *job;197 198 list_for_each_entry(job, &cdma->sync_queue, list) {199 unsigned int i;200 201 host1x_debug_output(o, "JOB, syncpt %u: %u timeout: %u num_slots: %u num_handles: %u\n",202 job->syncpt->id, job->syncpt_end, job->timeout,203 job->num_slots, job->num_unpins);204 205 show_gather(o, pb->dma + job->first_get, job->num_slots * 2, cdma,206 pb->dma + job->first_get, pb->mapped + job->first_get);207 208 for (i = 0; i < job->num_cmds; i++) {209 struct host1x_job_gather *g;210 u32 *mapped;211 212 if (job->cmds[i].is_wait)213 continue;214 215 g = &job->cmds[i].gather;216 217 if (job->gather_copy_mapped)218 mapped = (u32 *)job->gather_copy_mapped;219 else220 mapped = host1x_bo_mmap(g->bo);221 222 if (!mapped) {223 host1x_debug_output(o, "[could not mmap]\n");224 continue;225 }226 227 host1x_debug_output(o, " GATHER at %pad+%#x, %d words\n",228 &g->base, g->offset, g->words);229 230 show_gather(o, g->base + g->offset, g->words, cdma,231 g->base, mapped);232 233 if (!job->gather_copy_mapped)234 host1x_bo_munmap(g->bo, mapped);235 }236 }237}238 239#if HOST1X_HW >= 6240#include "debug_hw_1x06.c"241#else242#include "debug_hw_1x01.c"243#endif244 245static const struct host1x_debug_ops host1x_debug_ops = {246 .show_channel_cdma = host1x_debug_show_channel_cdma,247 .show_channel_fifo = host1x_debug_show_channel_fifo,248 .show_mlocks = host1x_debug_show_mlocks,249};250