1 /* 1 /* 2 * Copyright (C) 2016 Red Hat 2 * Copyright (C) 2016 Red Hat 3 * 3 * 4 * Permission is hereby granted, free of charg 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated docume 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, pub 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to 9 * Software is furnished to do so, subject to the following conditions: 10 * 10 * 11 * The above copyright notice and this permiss 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the S 12 * all copies or substantial portions of the Software. 13 * 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT W 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE W 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINF 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIA 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CO 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 21 * 22 * Authors: 22 * Authors: 23 * Rob Clark <robdclark@gmail.com> 23 * Rob Clark <robdclark@gmail.com> 24 */ 24 */ 25 25 26 #ifndef DRM_PRINT_H_ 26 #ifndef DRM_PRINT_H_ 27 #define DRM_PRINT_H_ 27 #define DRM_PRINT_H_ 28 28 29 #include <linux/compiler.h> 29 #include <linux/compiler.h> 30 #include <linux/printk.h> 30 #include <linux/printk.h> >> 31 #include <linux/seq_file.h> 31 #include <linux/device.h> 32 #include <linux/device.h> 32 #include <linux/dynamic_debug.h> << 33 << 34 #include <drm/drm.h> << 35 << 36 struct debugfs_regset32; << 37 struct drm_device; << 38 struct seq_file; << 39 << 40 /* Do *not* use outside of drm_print.[ch]! */ << 41 extern unsigned long __drm_debug; << 42 33 43 /** 34 /** 44 * DOC: print 35 * DOC: print 45 * 36 * 46 * A simple wrapper for dev_printk(), seq_prin 37 * A simple wrapper for dev_printk(), seq_printf(), etc. Allows same 47 * debug code to be used for both debugfs and 38 * debug code to be used for both debugfs and printk logging. 48 * 39 * 49 * For example:: 40 * For example:: 50 * 41 * 51 * void log_some_info(struct drm_printer * 42 * void log_some_info(struct drm_printer *p) 52 * { 43 * { 53 * drm_printf(p, "foo=%d\n", foo); 44 * drm_printf(p, "foo=%d\n", foo); 54 * drm_printf(p, "bar=%d\n", bar); 45 * drm_printf(p, "bar=%d\n", bar); 55 * } 46 * } 56 * 47 * 57 * #ifdef CONFIG_DEBUG_FS 48 * #ifdef CONFIG_DEBUG_FS 58 * void debugfs_show(struct seq_file *f) 49 * void debugfs_show(struct seq_file *f) 59 * { 50 * { 60 * struct drm_printer p = drm_seq_ 51 * struct drm_printer p = drm_seq_file_printer(f); 61 * log_some_info(&p); 52 * log_some_info(&p); 62 * } 53 * } 63 * #endif 54 * #endif 64 * 55 * 65 * void some_other_function(...) 56 * void some_other_function(...) 66 * { 57 * { 67 * struct drm_printer p = drm_info 58 * struct drm_printer p = drm_info_printer(drm->dev); 68 * log_some_info(&p); 59 * log_some_info(&p); 69 * } 60 * } 70 */ 61 */ 71 62 72 /** 63 /** 73 * enum drm_debug_category - The DRM debug cat << 74 * << 75 * Each of the DRM debug logging macros use a << 76 * is filtered by the drm.debug module paramet << 77 * for the interface. << 78 * << 79 * Each DRM_DEBUG_<CATEGORY> macro logs to DRM << 80 * DRM_DEBUG() logs to DRM_UT_CORE. << 81 * << 82 * Enabling verbose debug messages is done thr << 83 * category being enabled by a bit: << 84 * << 85 * - drm.debug=0x1 will enable CORE messages << 86 * - drm.debug=0x2 will enable DRIVER message << 87 * - drm.debug=0x3 will enable CORE and DRIVE << 88 * - ... << 89 * - drm.debug=0x1ff will enable all messages << 90 * << 91 * An interesting feature is that it's possibl << 92 * run-time by echoing the debug value in its << 93 * << 94 * # echo 0xf > /sys/module/drm/parameters/d << 95 * << 96 */ << 97 enum drm_debug_category { << 98 /* These names must match those in DYN << 99 /** << 100 * @DRM_UT_CORE: Used in the generic d << 101 * drm_memory.c, ... << 102 */ << 103 DRM_UT_CORE, << 104 /** << 105 * @DRM_UT_DRIVER: Used in the vendor << 106 * radeon, ... macro. << 107 */ << 108 DRM_UT_DRIVER, << 109 /** << 110 * @DRM_UT_KMS: Used in the modesettin << 111 */ << 112 DRM_UT_KMS, << 113 /** << 114 * @DRM_UT_PRIME: Used in the prime co << 115 */ << 116 DRM_UT_PRIME, << 117 /** << 118 * @DRM_UT_ATOMIC: Used in the atomic << 119 */ << 120 DRM_UT_ATOMIC, << 121 /** << 122 * @DRM_UT_VBL: Used for verbose debug << 123 */ << 124 DRM_UT_VBL, << 125 /** << 126 * @DRM_UT_STATE: Used for verbose ato << 127 */ << 128 DRM_UT_STATE, << 129 /** << 130 * @DRM_UT_LEASE: Used in the lease co << 131 */ << 132 DRM_UT_LEASE, << 133 /** << 134 * @DRM_UT_DP: Used in the DP code. << 135 */ << 136 DRM_UT_DP, << 137 /** << 138 * @DRM_UT_DRMRES: Used in the drm man << 139 */ << 140 DRM_UT_DRMRES << 141 }; << 142 << 143 static inline bool drm_debug_enabled_raw(enum << 144 { << 145 return unlikely(__drm_debug & BIT(cate << 146 } << 147 << 148 #define drm_debug_enabled_instrumented(categor << 149 ({ << 150 pr_debug("todo: is this freque << 151 drm_debug_enabled_raw(category << 152 }) << 153 << 154 #if defined(CONFIG_DRM_USE_DYNAMIC_DEBUG) << 155 /* << 156 * the drm.debug API uses dyndbg, so each drm_ << 157 * a descriptor, and only enabled callsites ar << 158 * the private macro to avoid re-testing the e << 159 */ << 160 #define __drm_debug_enabled(category) true << 161 #define drm_debug_enabled(category) drm_de << 162 #else << 163 #define __drm_debug_enabled(category) drm_de << 164 #define drm_debug_enabled(category) drm_de << 165 #endif << 166 << 167 /** << 168 * struct drm_printer - drm output "stream" 64 * struct drm_printer - drm output "stream" 169 * 65 * 170 * Do not use struct members directly. Use dr 66 * Do not use struct members directly. Use drm_printer_seq_file(), 171 * drm_printer_info(), etc to initialize. And 67 * drm_printer_info(), etc to initialize. And drm_printf() for output. 172 */ 68 */ 173 struct drm_printer { 69 struct drm_printer { 174 /* private: */ 70 /* private: */ 175 void (*printfn)(struct drm_printer *p, 71 void (*printfn)(struct drm_printer *p, struct va_format *vaf); 176 void (*puts)(struct drm_printer *p, co << 177 void *arg; 72 void *arg; 178 const void *origin; << 179 const char *prefix; 73 const char *prefix; 180 enum drm_debug_category category; << 181 }; 74 }; 182 75 183 void __drm_printfn_coredump(struct drm_printer << 184 void __drm_puts_coredump(struct drm_printer *p << 185 void __drm_printfn_seq_file(struct drm_printer 76 void __drm_printfn_seq_file(struct drm_printer *p, struct va_format *vaf); 186 void __drm_puts_seq_file(struct drm_printer *p << 187 void __drm_printfn_info(struct drm_printer *p, 77 void __drm_printfn_info(struct drm_printer *p, struct va_format *vaf); 188 void __drm_printfn_dbg(struct drm_printer *p, !! 78 void __drm_printfn_debug(struct drm_printer *p, struct va_format *vaf); 189 void __drm_printfn_err(struct drm_printer *p, << 190 79 191 __printf(2, 3) 80 __printf(2, 3) 192 void drm_printf(struct drm_printer *p, const c 81 void drm_printf(struct drm_printer *p, const char *f, ...); 193 void drm_puts(struct drm_printer *p, const cha << 194 void drm_print_regset32(struct drm_printer *p, << 195 void drm_print_bits(struct drm_printer *p, uns << 196 const char * const bits[], << 197 << 198 __printf(2, 0) << 199 /** << 200 * drm_vprintf - print to a &drm_printer strea << 201 * @p: the &drm_printer << 202 * @fmt: format string << 203 * @va: the va_list << 204 */ << 205 static inline void << 206 drm_vprintf(struct drm_printer *p, const char << 207 { << 208 struct va_format vaf = { .fmt = fmt, . << 209 << 210 p->printfn(p, &vaf); << 211 } << 212 << 213 /** << 214 * drm_printf_indent - Print to a &drm_printer << 215 * @printer: DRM printer << 216 * @indent: Tab indentation level (max 5) << 217 * @fmt: Format string << 218 */ << 219 #define drm_printf_indent(printer, indent, fmt << 220 drm_printf((printer), "%.*s" fmt, (ind << 221 82 222 /** << 223 * struct drm_print_iterator - local struct us << 224 * @data: Pointer to the devcoredump output bu << 225 * @start: The offset within the buffer to sta << 226 * @remain: The number of bytes to write for t << 227 */ << 228 struct drm_print_iterator { << 229 void *data; << 230 ssize_t start; << 231 ssize_t remain; << 232 /* private: */ << 233 ssize_t offset; << 234 }; << 235 << 236 /** << 237 * drm_coredump_printer - construct a &drm_pri << 238 * from the read function for devcoredump << 239 * @iter: A pointer to a struct drm_print_iter << 240 * << 241 * This wrapper extends drm_printf() to work w << 242 * function. The passed in drm_print_iterator << 243 * pointer, size and offset as passed in from << 244 * << 245 * For example:: << 246 * << 247 * void coredump_read(char *buffer, loff_ << 248 * void *data, size_t datalen) << 249 * { << 250 * struct drm_print_iterator iter << 251 * struct drm_printer p; << 252 * << 253 * iter.data = buffer; << 254 * iter.start = offset; << 255 * iter.remain = count; << 256 * << 257 * p = drm_coredump_printer(&iter << 258 * << 259 * drm_printf(p, "foo=%d\n", foo) << 260 * } << 261 * << 262 * void makecoredump(...) << 263 * { << 264 * ... << 265 * dev_coredumpm(dev, THIS_MODULE << 266 * coredump_read, ...) << 267 * } << 268 * << 269 * RETURNS: << 270 * The &drm_printer object << 271 */ << 272 static inline struct drm_printer << 273 drm_coredump_printer(struct drm_print_iterator << 274 { << 275 struct drm_printer p = { << 276 .printfn = __drm_printfn_cored << 277 .puts = __drm_puts_coredump, << 278 .arg = iter, << 279 }; << 280 << 281 /* Set the internal offset of the iter << 282 iter->offset = 0; << 283 << 284 return p; << 285 } << 286 83 287 /** 84 /** 288 * drm_seq_file_printer - construct a &drm_pri 85 * drm_seq_file_printer - construct a &drm_printer that outputs to &seq_file 289 * @f: the &struct seq_file to output to 86 * @f: the &struct seq_file to output to 290 * 87 * 291 * RETURNS: 88 * RETURNS: 292 * The &drm_printer object 89 * The &drm_printer object 293 */ 90 */ 294 static inline struct drm_printer drm_seq_file_ 91 static inline struct drm_printer drm_seq_file_printer(struct seq_file *f) 295 { 92 { 296 struct drm_printer p = { 93 struct drm_printer p = { 297 .printfn = __drm_printfn_seq_f 94 .printfn = __drm_printfn_seq_file, 298 .puts = __drm_puts_seq_file, << 299 .arg = f, 95 .arg = f, 300 }; 96 }; 301 return p; 97 return p; 302 } 98 } 303 99 304 /** 100 /** 305 * drm_info_printer - construct a &drm_printer 101 * drm_info_printer - construct a &drm_printer that outputs to dev_printk() 306 * @dev: the &struct device pointer 102 * @dev: the &struct device pointer 307 * 103 * 308 * RETURNS: 104 * RETURNS: 309 * The &drm_printer object 105 * The &drm_printer object 310 */ 106 */ 311 static inline struct drm_printer drm_info_prin 107 static inline struct drm_printer drm_info_printer(struct device *dev) 312 { 108 { 313 struct drm_printer p = { 109 struct drm_printer p = { 314 .printfn = __drm_printfn_info, 110 .printfn = __drm_printfn_info, 315 .arg = dev, 111 .arg = dev, 316 }; 112 }; 317 return p; 113 return p; 318 } 114 } 319 115 320 /** 116 /** 321 * drm_dbg_printer - construct a &drm_printer !! 117 * drm_debug_printer - construct a &drm_printer that outputs to pr_debug() 322 * @drm: the &struct drm_device pointer, or NU !! 118 * @prefix: debug output prefix 323 * @category: the debug category to use << 324 * @prefix: debug output prefix, or NULL for n << 325 * << 326 * RETURNS: << 327 * The &drm_printer object << 328 */ << 329 static inline struct drm_printer drm_dbg_print << 330 << 331 << 332 { << 333 struct drm_printer p = { << 334 .printfn = __drm_printfn_dbg, << 335 .arg = drm, << 336 .origin = (const void *)_THIS_ << 337 .prefix = prefix, << 338 .category = category, << 339 }; << 340 return p; << 341 } << 342 << 343 /** << 344 * drm_err_printer - construct a &drm_printer << 345 * @drm: the &struct drm_device pointer << 346 * @prefix: debug output prefix, or NULL for n << 347 * 119 * 348 * RETURNS: 120 * RETURNS: 349 * The &drm_printer object 121 * The &drm_printer object 350 */ 122 */ 351 static inline struct drm_printer drm_err_print !! 123 static inline struct drm_printer drm_debug_printer(const char *prefix) 352 << 353 { 124 { 354 struct drm_printer p = { 125 struct drm_printer p = { 355 .printfn = __drm_printfn_err, !! 126 .printfn = __drm_printfn_debug, 356 .arg = drm, << 357 .prefix = prefix 127 .prefix = prefix 358 }; 128 }; 359 return p; 129 return p; 360 } 130 } 361 << 362 /* << 363 * struct device based logging << 364 * << 365 * Prefer drm_device based logging over device << 366 */ << 367 << 368 __printf(3, 4) << 369 void drm_dev_printk(const struct device *dev, << 370 const char *format, ...); << 371 struct _ddebug; << 372 __printf(4, 5) << 373 void __drm_dev_dbg(struct _ddebug *desc, const << 374 enum drm_debug_category cat << 375 << 376 /** << 377 * DRM_DEV_ERROR() - Error output. << 378 * << 379 * NOTE: this is deprecated in favor of drm_er << 380 * << 381 * @dev: device pointer << 382 * @fmt: printf() like format string. << 383 */ << 384 #define DRM_DEV_ERROR(dev, fmt, ...) << 385 drm_dev_printk(dev, KERN_ERR, "*ERROR* << 386 << 387 /** << 388 * DRM_DEV_ERROR_RATELIMITED() - Rate limited << 389 * << 390 * NOTE: this is deprecated in favor of drm_er << 391 * dev_err_ratelimited(). << 392 * << 393 * @dev: device pointer << 394 * @fmt: printf() like format string. << 395 * << 396 * Like DRM_ERROR() but won't flood the log. << 397 */ << 398 #define DRM_DEV_ERROR_RATELIMITED(dev, fmt, .. << 399 ({ << 400 static DEFINE_RATELIMIT_STATE(_rs, << 401 DEFAULT_ << 402 DEFAULT_ << 403 << 404 if (__ratelimit(&_rs)) << 405 DRM_DEV_ERROR(dev, fmt, ##__VA << 406 }) << 407 << 408 /* NOTE: this is deprecated in favor of drm_in << 409 #define DRM_DEV_INFO(dev, fmt, ...) << 410 drm_dev_printk(dev, KERN_INFO, fmt, ## << 411 << 412 /* NOTE: this is deprecated in favor of drm_in << 413 #define DRM_DEV_INFO_ONCE(dev, fmt, ...) << 414 ({ << 415 static bool __print_once __read_mostly << 416 if (!__print_once) { << 417 __print_once = true; << 418 DRM_DEV_INFO(dev, fmt, ##__VA_ << 419 } << 420 }) << 421 << 422 #if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG) << 423 #define drm_dev_dbg(dev, cat, fmt, ...) << 424 __drm_dev_dbg(NULL, dev, cat, fmt, ##_ << 425 #else << 426 #define drm_dev_dbg(dev, cat, fmt, ...) << 427 _dynamic_func_call_cls(cat, fmt, __drm << 428 dev, cat, fmt, << 429 #endif << 430 << 431 /** << 432 * DRM_DEV_DEBUG() - Debug output for generic << 433 * << 434 * NOTE: this is deprecated in favor of drm_db << 435 * << 436 * @dev: device pointer << 437 * @fmt: printf() like format string. << 438 */ << 439 #define DRM_DEV_DEBUG(dev, fmt, ...) << 440 drm_dev_dbg(dev, DRM_UT_CORE, fmt, ##_ << 441 /** << 442 * DRM_DEV_DEBUG_DRIVER() - Debug output for v << 443 * << 444 * NOTE: this is deprecated in favor of drm_db << 445 * << 446 * @dev: device pointer << 447 * @fmt: printf() like format string. << 448 */ << 449 #define DRM_DEV_DEBUG_DRIVER(dev, fmt, ...) << 450 drm_dev_dbg(dev, DRM_UT_DRIVER, fmt, # << 451 /** << 452 * DRM_DEV_DEBUG_KMS() - Debug output for mode << 453 * << 454 * NOTE: this is deprecated in favor of drm_db << 455 * << 456 * @dev: device pointer << 457 * @fmt: printf() like format string. << 458 */ << 459 #define DRM_DEV_DEBUG_KMS(dev, fmt, ...) << 460 drm_dev_dbg(dev, DRM_UT_KMS, fmt, ##__ << 461 << 462 /* << 463 * struct drm_device based logging << 464 * << 465 * Prefer drm_device based logging over device << 466 */ << 467 << 468 /* Helper for struct drm_device based logging. << 469 #define __drm_printk(drm, level, type, fmt, .. << 470 dev_##level##type((drm) ? (drm)->dev : << 471 << 472 << 473 #define drm_info(drm, fmt, ...) << 474 __drm_printk((drm), info,, fmt, ##__VA << 475 << 476 #define drm_notice(drm, fmt, ...) << 477 __drm_printk((drm), notice,, fmt, ##__ << 478 << 479 #define drm_warn(drm, fmt, ...) << 480 __drm_printk((drm), warn,, fmt, ##__VA << 481 << 482 #define drm_err(drm, fmt, ...) << 483 __drm_printk((drm), err,, "*ERROR* " f << 484 << 485 << 486 #define drm_info_once(drm, fmt, ...) << 487 __drm_printk((drm), info, _once, fmt, << 488 << 489 #define drm_notice_once(drm, fmt, ...) << 490 __drm_printk((drm), notice, _once, fmt << 491 << 492 #define drm_warn_once(drm, fmt, ...) << 493 __drm_printk((drm), warn, _once, fmt, << 494 << 495 #define drm_err_once(drm, fmt, ...) << 496 __drm_printk((drm), err, _once, "*ERRO << 497 << 498 << 499 #define drm_err_ratelimited(drm, fmt, ...) << 500 __drm_printk((drm), err, _ratelimited, << 501 << 502 << 503 #define drm_dbg_core(drm, fmt, ...) << 504 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 505 #define drm_dbg_driver(drm, fmt, ...) << 506 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 507 #define drm_dbg_kms(drm, fmt, ...) << 508 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 509 #define drm_dbg_prime(drm, fmt, ...) << 510 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 511 #define drm_dbg_atomic(drm, fmt, ...) << 512 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 513 #define drm_dbg_vbl(drm, fmt, ...) << 514 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 515 #define drm_dbg_state(drm, fmt, ...) << 516 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 517 #define drm_dbg_lease(drm, fmt, ...) << 518 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 519 #define drm_dbg_dp(drm, fmt, ...) << 520 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 521 #define drm_dbg_drmres(drm, fmt, ...) << 522 drm_dev_dbg((drm) ? (drm)->dev : NULL, << 523 << 524 #define drm_dbg(drm, fmt, ...) drm_dbg_driver << 525 << 526 /* << 527 * printk based logging << 528 * << 529 * Prefer drm_device based logging over device << 530 */ << 531 << 532 __printf(1, 2) << 533 void __drm_err(const char *format, ...); << 534 << 535 #if !defined(CONFIG_DRM_USE_DYNAMIC_DEBUG) << 536 #define __drm_dbg(cat, fmt, ...) __drm_ << 537 #else << 538 #define __drm_dbg(cat, fmt, ...) << 539 _dynamic_func_call_cls(cat, fmt, __drm << 540 NULL, cat, fmt, << 541 #endif << 542 << 543 /* Macros to make printk easier */ << 544 << 545 #define _DRM_PRINTK(once, level, fmt, ...) << 546 printk##once(KERN_##level "[" DRM_NAME << 547 << 548 /* NOTE: this is deprecated in favor of pr_inf << 549 #define DRM_INFO(fmt, ...) << 550 _DRM_PRINTK(, INFO, fmt, ##__VA_ARGS__ << 551 /* NOTE: this is deprecated in favor of pr_not << 552 #define DRM_NOTE(fmt, ...) << 553 _DRM_PRINTK(, NOTICE, fmt, ##__VA_ARGS << 554 /* NOTE: this is deprecated in favor of pr_war << 555 #define DRM_WARN(fmt, ...) << 556 _DRM_PRINTK(, WARNING, fmt, ##__VA_ARG << 557 << 558 /* NOTE: this is deprecated in favor of pr_inf << 559 #define DRM_INFO_ONCE(fmt, ...) << 560 _DRM_PRINTK(_once, INFO, fmt, ##__VA_A << 561 /* NOTE: this is deprecated in favor of pr_not << 562 #define DRM_NOTE_ONCE(fmt, ...) << 563 _DRM_PRINTK(_once, NOTICE, fmt, ##__VA << 564 /* NOTE: this is deprecated in favor of pr_war << 565 #define DRM_WARN_ONCE(fmt, ...) << 566 _DRM_PRINTK(_once, WARNING, fmt, ##__V << 567 << 568 /* NOTE: this is deprecated in favor of pr_err << 569 #define DRM_ERROR(fmt, ...) << 570 __drm_err(fmt, ##__VA_ARGS__) << 571 << 572 /* NOTE: this is deprecated in favor of pr_err << 573 #define DRM_ERROR_RATELIMITED(fmt, ...) << 574 DRM_DEV_ERROR_RATELIMITED(NULL, fmt, # << 575 << 576 /* NOTE: this is deprecated in favor of drm_db << 577 #define DRM_DEBUG(fmt, ...) << 578 __drm_dbg(DRM_UT_CORE, fmt, ##__VA_ARG << 579 << 580 /* NOTE: this is deprecated in favor of drm_db << 581 #define DRM_DEBUG_DRIVER(fmt, ...) << 582 __drm_dbg(DRM_UT_DRIVER, fmt, ##__VA_A << 583 << 584 /* NOTE: this is deprecated in favor of drm_db << 585 #define DRM_DEBUG_KMS(fmt, ...) << 586 __drm_dbg(DRM_UT_KMS, fmt, ##__VA_ARGS << 587 << 588 /* NOTE: this is deprecated in favor of drm_db << 589 #define DRM_DEBUG_PRIME(fmt, ...) << 590 __drm_dbg(DRM_UT_PRIME, fmt, ##__VA_AR << 591 << 592 /* NOTE: this is deprecated in favor of drm_db << 593 #define DRM_DEBUG_ATOMIC(fmt, ...) << 594 __drm_dbg(DRM_UT_ATOMIC, fmt, ##__VA_A << 595 << 596 /* NOTE: this is deprecated in favor of drm_db << 597 #define DRM_DEBUG_VBL(fmt, ...) << 598 __drm_dbg(DRM_UT_VBL, fmt, ##__VA_ARGS << 599 << 600 /* NOTE: this is deprecated in favor of drm_db << 601 #define DRM_DEBUG_LEASE(fmt, ...) << 602 __drm_dbg(DRM_UT_LEASE, fmt, ##__VA_AR << 603 << 604 /* NOTE: this is deprecated in favor of drm_db << 605 #define DRM_DEBUG_DP(fmt, ...) << 606 __drm_dbg(DRM_UT_DP, fmt, ## __VA_ARGS << 607 << 608 #define __DRM_DEFINE_DBG_RATELIMITED(category, << 609 ({ << 610 static DEFINE_RATELIMIT_STATE(rs_, DEF << 611 const struct drm_device *drm_ = (drm); << 612 << 613 if (drm_debug_enabled(DRM_UT_ ## categ << 614 drm_dev_printk(drm_ ? drm_->de << 615 }) << 616 << 617 #define drm_dbg_ratelimited(drm, fmt, ...) \ << 618 __DRM_DEFINE_DBG_RATELIMITED(DRIVER, d << 619 << 620 #define drm_dbg_kms_ratelimited(drm, fmt, ...) << 621 __DRM_DEFINE_DBG_RATELIMITED(KMS, drm, << 622 << 623 /* << 624 * struct drm_device based WARNs << 625 * << 626 * drm_WARN*() acts like WARN*(), but with the << 627 * using device specific information so that w << 628 * warning is originating from. << 629 * << 630 * Prefer drm_device based drm_WARN* over regu << 631 */ << 632 << 633 /* Helper for struct drm_device based WARNs */ << 634 #define drm_WARN(drm, condition, format, arg.. << 635 WARN(condition, "%s %s: [drm] " format << 636 dev_driver_string((drm << 637 dev_name((drm)->dev), << 638 << 639 #define drm_WARN_ONCE(drm, condition, format, << 640 WARN_ONCE(condition, "%s %s: [drm] " f << 641 dev_driver_string((drm << 642 dev_name((drm)->dev), << 643 << 644 #define drm_WARN_ON(drm, x) << 645 drm_WARN((drm), (x), "%s", << 646 "drm_WARN_ON(" __stringify(x) << 647 << 648 #define drm_WARN_ON_ONCE(drm, x) << 649 drm_WARN_ONCE((drm), (x), "%s", << 650 "drm_WARN_ON_ONCE(" __st << 651 << 652 #endif /* DRM_PRINT_H_ */ 131 #endif /* DRM_PRINT_H_ */ 653 132
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