src/tdm_monitor_server.c

   1 /**************************************************************************
   2  *
   3  * libtdm
   4  *
   5  * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
   6  *
   7  * Contact: Eunchul Kim <chulspro.kim@samsung.com>,
   8  *          JinYoung Jeon <jy0.jeon@samsung.com>,
   9  *          Taeheon Kim <th908.kim@samsung.com>,
  10  *          YoungJun Cho <yj44.cho@samsung.com>,
  11  *          SooChan Lim <sc1.lim@samsung.com>,
  12  *          Boram Park <sc1.lim@samsung.com>
  13  *
  14  * Permission is hereby granted, free of charge, to any person obtaining a
  15  * copy of this software and associated documentation files (the
  16  * "Software"), to deal in the Software without restriction, including
  17  * without limitation the rights to use, copy, modify, merge, publish,
  18  * distribute, sub license, and/or sell copies of the Software, and to
  19  * permit persons to whom the Software is furnished to do so, subject to
  20  * the following conditions:
  21  *
  22  * The above copyright notice and this permission notice (including the
  23  * next paragraph) shall be included in all copies or substantial portions
  24  * of the Software.
  25  *
  26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  27  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  29  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  30  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  31  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  32  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33  *
  34 **************************************************************************/
  35
  36 #include <stdio.h>
  37 #include <string.h>
  38 #include <stdlib.h>
  39 #include <stdint.h>
  40
  41 #include "tdm.h"
  42 #include "tdm_private.h"
  43 #include "tdm_helper.h"
  44 #include "tdm_log.h"
  45
  46 #define TDM_DBG_SERVER_ARGS_MAX         32
  47
  48 static void _tdm_monitor_server_usage(char *app_name, char *reply, int *len);
  49
  50 static void
  51 _tdm_monitor_server_query(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
  52 {
  53         tdm_helper_get_display_information(dpy, reply, len);
  54 }
  55
  56 static void
  57 _tdm_monitor_server_dpms(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
  58 {
  59         tdm_output *output;
  60         int output_idx, dpms_value;
  61         char *arg;
  62         char *end;
  63         tdm_error ret;
  64
  65         if (argc < 3) {
  66                 _tdm_monitor_server_usage(argv[0], reply, len);
  67                 return;
  68         }
  69
  70         arg = argv[2];
  71         output_idx = strtol(arg, &end, 10);
  72         if (*end != ':') {
  73                 TDM_SNPRINTF(reply, len, "failed: no onoff value\n");
  74                 return;
  75         }
  76
  77         arg = end + 1;
  78         dpms_value = strtol(arg, &end, 10);
  79
  80         output = tdm_display_get_output(dpy, output_idx, &ret);
  81         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE && output != NULL);
  82
  83         ret = tdm_output_set_dpms(output, dpms_value);
  84         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
  85
  86         TDM_SNPRINTF(reply, len, "done: DPMS %s\n", tdm_dpms_str(dpms_value));
  87 }
  88
  89 static void
  90 _tdm_monitor_server_ttrace_vblank(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
  91 {
  92         int enable, output_id = 0;
  93         tdm_output *output;
  94         char *arg;
  95         char *end;
  96         tdm_error ret;
  97         tdm_output_type type;
  98
  99         if (argc < 3) {
 100                 _tdm_monitor_server_usage(argv[0], reply, len);
 101                 return;
 102         }
 103
 104         arg = argv[2];
 105         enable = strtol(arg, &end, 10);
 106
 107         if (*end == '@') {
 108                 arg = end + 1;
 109                 output_id = strtol(arg, &end, 10);
 110         }
 111
 112         output = tdm_display_get_output(dpy, output_id, NULL);
 113         if (!output) {
 114                 TDM_SNPRINTF(reply, len, "can't find the output_id(%d)\n", output_id);
 115                 return;
 116         }
 117
 118         ret = tdm_output_get_output_type(output, &type);
 119         if (ret != TDM_ERROR_NONE) {
 120                 TDM_SNPRINTF(reply, len, "can't find the type of output_id(%d)\n", output_id);
 121                 return;
 122         }
 123
 124         tdm_display_enable_ttrace_vblank(dpy, output, enable);
 125
 126         TDM_SNPRINTF(reply, len, "%s ttrace vblank for '%s'\n",
 127                                  (enable) ? "enable" : "disable", tdm_conn_str(type));
 128 }
 129
 130 static void
 131 _tdm_monitor_server_debug(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 132 {
 133         int level;
 134         char *arg;
 135         char *end;
 136
 137         if (argc < 3) {
 138                 _tdm_monitor_server_usage(argv[0], reply, len);
 139                 return;
 140         }
 141
 142         arg = argv[2];
 143         level = strtol(arg, &end, 10);
 144
 145         tdm_log_set_debug_level(level);
 146         TDM_SNPRINTF(reply, len, "debug level: %d\n", level);
 147
 148         if (*end == '@') {
 149                 char *arg = end + 1;
 150
 151                 tdm_display_enable_debug_module((const char *)arg);
 152
 153                 TDM_SNPRINTF(reply, len, "debugging... '%s'\n", arg);
 154         }
 155 }
 156
 157 static void
 158 _tdm_monitor_server_log_path(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 159 {
 160         static int old_stdout = -1;
 161         char fd_name[TDM_PATH_LEN];
 162         char *path;
 163
 164         if (argc < 3) {
 165                 _tdm_monitor_server_usage(argv[0], reply, len);
 166                 return;
 167         }
 168
 169         if (old_stdout == -1)
 170                 old_stdout = dup(STDOUT_FILENO);
 171
 172         path = argv[2];
 173         TDM_DBG_RETURN_IF_FAIL(path != NULL);
 174
 175         tdm_log_enable_dlog(0);
 176
 177         if (!strncmp(path, "dlog", 4)) {
 178                 tdm_log_enable_dlog(1);
 179                 goto done;
 180         } else if (!strncmp(path, "console", 7))
 181                 snprintf(fd_name, TDM_PATH_LEN, "/proc/%d/fd/1", pid);
 182         else {
 183                 if (path[0] == '/')
 184                         snprintf(fd_name, TDM_PATH_LEN, "%s", path);
 185                 else {
 186                         if (cwd)
 187                                 snprintf(fd_name, TDM_PATH_LEN, "%s/%s", cwd, path);
 188                         else
 189                                 snprintf(fd_name, TDM_PATH_LEN, "%s", path);
 190                 }
 191                 tdm_log_enable_color(0);
 192         }
 193
 194         if (tdm_display_enable_path((const char*)fd_name) != TDM_ERROR_NONE) {
 195                 TDM_SNPRINTF(reply, len, "failed: '%s'\n", path);
 196                 return;
 197         }
 198
 199 done:
 200         TDM_SNPRINTF(reply, len, "log path: '%s'\n", path);
 201 }
 202
 203 static void
 204 _tdm_monitor_server_commit_per_vblank(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 205 {
 206         int enable;
 207         char *arg;
 208         char *end;
 209
 210         if (argc < 3) {
 211                 _tdm_monitor_server_usage(argv[0], reply, len);
 212                 return;
 213         }
 214
 215         arg = argv[2];
 216         enable = strtol(arg, &end, 10);
 217
 218         tdm_display_enable_commit_per_vblank(dpy, enable);
 219
 220         TDM_SNPRINTF(reply, len, "%s the commit-per-vblank\n", (enable) ? "enable" : "disable");
 221 }
 222
 223 static void
 224 _tdm_monitor_server_fps(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 225 {
 226         int enable;
 227         char *arg;
 228         char *end;
 229
 230         if (argc < 3) {
 231                 _tdm_monitor_server_usage(argv[0], reply, len);
 232                 return;
 233         }
 234
 235         arg = argv[2];
 236         enable = strtol(arg, &end, 10);
 237
 238         tdm_display_enable_fps(dpy, enable);
 239
 240         TDM_SNPRINTF(reply, len, "%s to print fps\n", (enable) ? "enable" : "disable");
 241 }
 242
 243 static void
 244 _tdm_monitor_server_prop(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 245 {
 246         tdm_output *output;
 247         tdm_output *layer = NULL;
 248         int output_idx, layer_idx = -1;
 249         int cnt, i, done = 0;
 250         tdm_value value;
 251         char temp[TDM_PATH_LEN];
 252         char *prop_name;
 253         char *arg;
 254         char *end;
 255         tdm_error ret;
 256         const tdm_prop *props;
 257
 258         if (argc < 3) {
 259                 _tdm_monitor_server_usage(argv[0], reply, len);
 260                 return;
 261         }
 262
 263         snprintf(temp, TDM_PATH_LEN, "%s", argv[2]);
 264         arg = temp;
 265
 266         output_idx = strtol(arg, &end, 10);
 267         if (*end == ',') {
 268                 arg = end + 1;
 269                 layer_idx = strtol(arg, &end, 10);
 270         }
 271
 272         if (*end != ':') {
 273                 TDM_SNPRINTF(reply, len, "failed: no prop_name\n");
 274                 return;
 275         }
 276
 277         arg = end + 1;
 278         prop_name = strtok_r(arg, ",", &end);
 279         if (!prop_name) {
 280                 TDM_SNPRINTF(reply, len, "failed: get prop_name by strtok_r\n");
 281                 return;
 282         }
 283
 284         if (*end == '\0') {
 285                 TDM_SNPRINTF(reply, len, "failed: no value\n");
 286                 return;
 287         }
 288
 289         arg = strtok_r(NULL, TDM_DELIM, &end);
 290         if (!arg) {
 291                 TDM_SNPRINTF(reply, len, "failed: get arg by strtok_r\n");
 292                 return;
 293         }
 294         value.u32 = strtol(arg, &end, 10);
 295
 296         output = tdm_display_get_output(dpy, output_idx, &ret);
 297         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE && output != NULL);
 298
 299         if (layer_idx != -1) {
 300                 layer = tdm_output_get_layer(output, layer_idx, &ret);
 301                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE && layer != NULL);
 302         }
 303
 304         if (layer) {
 305                 ret = tdm_layer_get_available_properties(layer, &props, &cnt);
 306                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 307
 308                 for (i = 0; i < cnt; i++) {
 309                         if (!strncmp(props[i].name, prop_name, TDM_NAME_LEN)) {
 310                                 ret = tdm_layer_set_property(layer, props[i].id, value);
 311                                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 312                                 done = 1;
 313                                 break;
 314                         }
 315                 }
 316         } else {
 317                 ret = tdm_output_get_available_properties(output, &props, &cnt);
 318                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 319
 320                 for (i = 0; i < cnt; i++) {
 321                         if (!strncmp(props[i].name, prop_name, TDM_NAME_LEN)) {
 322                                 ret = tdm_output_set_property(output, props[i].id, value);
 323                                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 324                                 done = 1;
 325                                 break;
 326                         }
 327                 }
 328         }
 329
 330         if (done)
 331                 TDM_SNPRINTF(reply, len, "done: %s:%d \n", prop_name, value.u32);
 332         else
 333                 TDM_SNPRINTF(reply, len, "no '%s' propperty \n", prop_name);
 334 }
 335
 336 static void
 337 _tdm_monitor_server_dump(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 338 {
 339         if (argc < 3) {
 340                 _tdm_monitor_server_usage(argv[0], reply, len);
 341                 return;
 342         }
 343
 344         tdm_display_enable_dump(dpy, (const char*)argv[2], reply, len);
 345 }
 346
 347 static void
 348 _tdm_monitor_server_punch(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy)
 349 {
 350         char *arg, *end;
 351         unsigned int output_id, layer_id;
 352         tdm_output *output;
 353         tdm_layer *layer;
 354         tbm_surface_h buffer;
 355
 356         arg = argv[2];
 357
 358         output_id = strtol(arg, &end, 10);
 359         output = tdm_display_get_output(dpy, output_id, NULL);
 360         if (!output) {
 361                 TDM_SNPRINTF(reply, len, "not found output\n");
 362                 return;
 363         }
 364         if (*end != ',') {
 365                 TDM_SNPRINTF(reply, len, "not found ',<layer_idx>'\n");
 366                 return;
 367         }
 368
 369         arg = end + 1;
 370         layer_id = strtol(arg, &end, 10);
 371         layer = tdm_output_get_layer(output, layer_id, NULL);
 372         if (!layer) {
 373                 TDM_SNPRINTF(reply, len, "not found layer\n");
 374                 return;
 375         }
 376
 377         buffer = tdm_layer_get_displaying_buffer(layer, NULL);
 378         if (!buffer) {
 379                 TDM_SNPRINTF(reply, len, "not found buffer\n");
 380                 return;
 381         }
 382
 383         if (*end == ':') {
 384                 tdm_pos pos = {0,};
 385
 386                 arg = end + 1;
 387                 pos.w = strtol(arg, &end, 10);
 388                 TDM_EXIT_IF_FAIL(*end == 'x');
 389                 arg = end + 1;
 390                 pos.h = strtol(arg, &end, 10);
 391                 if (*end == '+') {
 392                         arg = end + 1;
 393                         pos.x = strtol(arg, &end, 10);
 394                         TDM_EXIT_IF_FAIL(*end == '+');
 395                         arg = end + 1;
 396                         pos.y = strtol(arg, &end, 10);
 397                 }
 398
 399                 tdm_helper_clear_buffer_pos(buffer, &pos);
 400         } else
 401                 tdm_helper_clear_buffer(buffer);
 402 }
 403
 404 static struct {
 405         const char *opt;
 406         void (*func)(unsigned int pid, char *cwd, int argc, char *argv[], char *reply, int *len, tdm_display *dpy);
 407         const char *desc;
 408         const char *arg;
 409         const char *ex;
 410 } option_proc[] = {
 411         {
 412                 "info", _tdm_monitor_server_query,
 413                 "show tdm output, layer information", NULL, NULL
 414         },
 415         {
 416                 "dpms", _tdm_monitor_server_dpms,
 417                 "set output dpms", "<output_idx>:<dpms>", "0:3 or 0:0"
 418         },
 419         {
 420                 "ttrace_vblank", _tdm_monitor_server_ttrace_vblank,
 421                 "enable/disable the vblank for ttrace [0:disable 1:enable]",
 422                 "<enable>[@<output_idx>]", "0 or 1"
 423         },
 424         {
 425                 "debug", _tdm_monitor_server_debug,
 426                 "set the debug level and modules(module: none, mutex, buffer, thread, vblank)",
 427                 "<level>[@<module1>[,<module2>]]",
 428                 NULL
 429         },
 430         {
 431                 "log_path", _tdm_monitor_server_log_path,
 432                 "set the log path (console,dlog,filepath)",
 433                 "<path>",
 434                 "console"
 435         },
 436         {
 437                 "commit_per_vblank", _tdm_monitor_server_commit_per_vblank,
 438                 "enable/disable the commit per vblank",
 439                 "<enable>",
 440                 "0 or 1"
 441         },
 442         {
 443                 "fps", _tdm_monitor_server_fps,
 444                 "enable/disable to print fps",
 445                 "<enable>",
 446                 "0 or 1"
 447         },
 448         {
 449                 "prop", _tdm_monitor_server_prop,
 450                 "set the property of a output or a layer",
 451                 "<output_idx>[,<layer_idx>]:<prop_name>,<value>",
 452                 NULL
 453         },
 454         {
 455                 "dump", _tdm_monitor_server_dump,
 456                 "dump buffers (type: none, layer, pp, capture, current)\n"
 457                 "\t\t  layer, pp, capture - start to dump buffers of layer, pp, capture\n"
 458                 "\t\t  none               - stop to dump buffers\n"
 459                 "\t\t  current            - dump the current buffer of all layers",
 460                 "<object_type1>[,<object_type2>[,...]][@<directory_path>]",
 461                 NULL
 462         },
 463         {
 464                 "punch", _tdm_monitor_server_punch,
 465                 "punch a layer",
 466                 "<output_idx>,<layer_idx>[:<w>x<h>[+<x>+<y>]]",
 467                 NULL
 468         },
 469 };
 470
 471 static void
 472 _tdm_monitor_server_usage(char *app_name, char *reply, int *len)
 473 {
 474         int opt_size = sizeof(option_proc) / sizeof(option_proc[0]);
 475         int i;
 476
 477         TDM_SNPRINTF(reply, len, "usage: %s \n\n", app_name);
 478
 479         for (i = 0; i < opt_size; i++) {
 480                 TDM_SNPRINTF(reply, len, "\t-%s\t%s\n", option_proc[i].opt, option_proc[i].desc);
 481                 if (option_proc[i].arg)
 482                         TDM_SNPRINTF(reply, len, "\t\t  %s\n", option_proc[i].arg);
 483                 if (option_proc[i].ex)
 484                         TDM_SNPRINTF(reply, len, "\t\t  ex) %s\n", option_proc[i].ex);
 485                 TDM_SNPRINTF(reply, len, "\n");
 486         }
 487 }
 488
 489 static void
 490 _tdm_monitor_server_command(unsigned int pid, char *cwd, tdm_display *dpy, int argc, char *argv[], char *reply, int *len)
 491 {
 492         int opt_size = sizeof(option_proc) / sizeof(option_proc[0]);
 493         int i;
 494
 495         if (argc < 2) {
 496                 _tdm_monitor_server_usage(argv[0], reply, len);
 497                 return;
 498         }
 499
 500         for (i = 0; i < opt_size; i++) {
 501                 if (argv[1][0] == '-' && !strncmp(argv[1] + 1, option_proc[i].opt, 32)) {
 502                         if (option_proc[i].func) {
 503                                 option_proc[i].func(pid, cwd, argc, argv, reply, len, dpy);
 504                                 return;
 505                         } else {
 506                                 TDM_SNPRINTF(reply, len, "'%s' not implemented.\n", argv[1]);
 507                                 return;
 508                         }
 509                 }
 510         }
 511
 512         _tdm_monitor_server_usage(argv[0], reply, len);
 513         return;
 514 }
 515
 516
 517 INTERN void
 518 tdm_monitor_server_command(tdm_display *dpy, const char *options, char *reply, int *len)
 519 {
 520         unsigned int pid;
 521         char cwd[1024];
 522         int argc = 0;
 523         char *argv[TDM_DBG_SERVER_ARGS_MAX] = {0,};
 524         char temp[1024];
 525         char *arg;
 526         char *end = NULL, *e;
 527
 528         snprintf(temp, sizeof(temp), "%s", options);
 529
 530         arg = strtok_r(temp, " ", &end);
 531         if (!arg) {
 532                 TDM_SNPRINTF(reply, len, "no pid for tdm-monitor");
 533                 return;
 534         }
 535         pid = strtol(arg, &e, 10);
 536
 537         arg = strtok_r(NULL, " ", &end);
 538         if (!arg) {
 539                 TDM_SNPRINTF(reply, len, "no cwd for tdm-monitor");
 540                 return;
 541         }
 542         snprintf(cwd, sizeof(cwd), "%s", arg);
 543
 544         TDM_DBG("pid(%d) cwd(%s)", pid, cwd);
 545
 546         argv[argc] = strtok_r(NULL, " ", &end);
 547         while (argv[argc]) {
 548                 argc++;
 549                 if (argc == TDM_DBG_SERVER_ARGS_MAX) {
 550                         TDM_SNPRINTF(reply, len, "too many arguments for tdm-monitor");
 551                         break;
 552                 }
 553                 argv[argc] = strtok_r(NULL, " ", &end);
 554         }
 555
 556         _tdm_monitor_server_command(pid, cwd, dpy, argc, argv, reply, len);
 557 }