Hi Jani, kernel test robot noticed the following build errors: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on drm/drm-next next-20230825] [cannot apply to drm-intel/for-linux-next-fixes drm-misc/drm-misc-next linus/master v6.5-rc7] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Jani-Nikula/drm-edid-add-drm_edid_is_digital/20230824-220926 base: git://anongit.freedesktop.org/drm-intel for-linux-next patch link: https://lore.kernel.org/r/f8ed9b38fd2ebcd8344a1889a6c0f288969454ea.1692884619.git.jani.nikula%40intel.com patch subject: [Intel-gfx] [PATCH 4/6] drm/cec: add drm_dp_cec_attach() as the non-edid version of set edid config: nios2-randconfig-r036-20230824 (https://download.01.org/0day-ci/archive/20230825/202308251937.G5ETiCfF-lkp@xxxxxxxxx/config) compiler: nios2-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20230825/202308251937.G5ETiCfF-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202308251937.G5ETiCfF-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): drivers/gpu/drm/display/drm_dp_cec.c: In function 'drm_dp_cec_attach': >> drivers/gpu/drm/display/drm_dp_cec.c:342:41: error: 'adap' undeclared (first use in this function) 342 | cec_s_phys_addr(adap, source_physical_address, false); | ^~~~ drivers/gpu/drm/display/drm_dp_cec.c:342:41: note: each undeclared identifier is reported only once for each function it appears in drivers/gpu/drm/display/drm_dp_cec.c: In function 'drm_dp_cec_set_edid': >> drivers/gpu/drm/display/drm_dp_cec.c:388:25: error: invalid use of undefined type 'const struct edid' 388 | if (edid && edid->extensions) | ^~ >> drivers/gpu/drm/display/drm_dp_cec.c:389:17: error: 'pa' undeclared (first use in this function) 389 | pa = cec_get_edid_phys_addr((const u8 *)edid, | ^~ >> drivers/gpu/drm/display/drm_dp_cec.c:390:45: error: 'EDID_LENGTH' undeclared (first use in this function) 390 | EDID_LENGTH * (edid->extensions + 1), NULL); | ^~~~~~~~~~~ drivers/gpu/drm/display/drm_dp_cec.c:390:64: error: invalid use of undefined type 'const struct edid' 390 | EDID_LENGTH * (edid->extensions + 1), NULL); | ^~ vim +/adap +342 drivers/gpu/drm/display/drm_dp_cec.c 293 294 /* 295 * A new EDID is set. If there is no CEC adapter, then create one. If 296 * there was a CEC adapter, then check if the CEC adapter properties 297 * were unchanged and just update the CEC physical address. Otherwise 298 * unregister the old CEC adapter and create a new one. 299 */ 300 void drm_dp_cec_attach(struct drm_dp_aux *aux, u16 source_physical_address) 301 { 302 struct drm_connector *connector = aux->cec.connector; 303 u32 cec_caps = CEC_CAP_DEFAULTS | CEC_CAP_NEEDS_HPD | 304 CEC_CAP_CONNECTOR_INFO; 305 struct cec_connector_info conn_info; 306 unsigned int num_las = 1; 307 u8 cap; 308 309 /* No transfer function was set, so not a DP connector */ 310 if (!aux->transfer) 311 return; 312 313 #ifndef CONFIG_MEDIA_CEC_RC 314 /* 315 * CEC_CAP_RC is part of CEC_CAP_DEFAULTS, but it is stripped by 316 * cec_allocate_adapter() if CONFIG_MEDIA_CEC_RC is undefined. 317 * 318 * Do this here as well to ensure the tests against cec_caps are 319 * correct. 320 */ 321 cec_caps &= ~CEC_CAP_RC; 322 #endif 323 cancel_delayed_work_sync(&aux->cec.unregister_work); 324 325 mutex_lock(&aux->cec.lock); 326 if (!drm_dp_cec_cap(aux, &cap)) { 327 /* CEC is not supported, unregister any existing adapter */ 328 cec_unregister_adapter(aux->cec.adap); 329 aux->cec.adap = NULL; 330 goto unlock; 331 } 332 333 if (cap & DP_CEC_SNOOPING_CAPABLE) 334 cec_caps |= CEC_CAP_MONITOR_ALL; 335 if (cap & DP_CEC_MULTIPLE_LA_CAPABLE) 336 num_las = CEC_MAX_LOG_ADDRS; 337 338 if (aux->cec.adap) { 339 if (aux->cec.adap->capabilities == cec_caps && 340 aux->cec.adap->available_log_addrs == num_las) { 341 /* Unchanged, so just set the phys addr */ > 342 cec_s_phys_addr(adap, source_physical_address, false); 343 goto unlock; 344 } 345 /* 346 * The capabilities changed, so unregister the old 347 * adapter first. 348 */ 349 cec_unregister_adapter(aux->cec.adap); 350 } 351 352 /* Create a new adapter */ 353 aux->cec.adap = cec_allocate_adapter(&drm_dp_cec_adap_ops, 354 aux, connector->name, cec_caps, 355 num_las); 356 if (IS_ERR(aux->cec.adap)) { 357 aux->cec.adap = NULL; 358 goto unlock; 359 } 360 361 cec_fill_conn_info_from_drm(&conn_info, connector); 362 cec_s_conn_info(aux->cec.adap, &conn_info); 363 364 if (cec_register_adapter(aux->cec.adap, connector->dev->dev)) { 365 cec_delete_adapter(aux->cec.adap); 366 aux->cec.adap = NULL; 367 } else { 368 /* 369 * Update the phys addr for the new CEC adapter. When called 370 * from drm_dp_cec_register_connector() edid == NULL, so in 371 * that case the phys addr is just invalidated. 372 */ 373 cec_s_phys_addr(adap, source_physical_address, false); 374 } 375 unlock: 376 mutex_unlock(&aux->cec.lock); 377 } 378 EXPORT_SYMBOL(drm_dp_cec_attach); 379 380 /* 381 * Note: Prefer calling drm_dp_cec_attach() with 382 * connector->display_info.source_physical_address if possible. 383 */ 384 void drm_dp_cec_set_edid(struct drm_dp_aux *aux, const struct edid *edid) 385 { 386 u16 source_physical_address = CEC_PHYS_ADDR_INVALID; 387 > 388 if (edid && edid->extensions) > 389 pa = cec_get_edid_phys_addr((const u8 *)edid, > 390 EDID_LENGTH * (edid->extensions + 1), NULL); 391 392 drm_dp_cec_attach(aux, source_physical_address); 393 } 394 EXPORT_SYMBOL(drm_dp_cec_set_edid); 395 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki