Hi Ashutosh, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on drm-tip/drm-tip] [cannot apply to drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm/drm-next drm-exynos/exynos-drm-next drm-misc/drm-misc-next linus/master v6.3-rc2 next-20230310] [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/Ashutosh-Dixit/drm-i915-guc-Disable-PL1-power-limit-when-loading-GuC-firmware/20230314-075114 base: git://anongit.freedesktop.org/drm/drm-tip drm-tip patch link: https://lore.kernel.org/r/20230313234936.2005565-1-ashutosh.dixit%40intel.com patch subject: [PATCH v2] drm/i915/guc: Disable PL1 power limit when loading GuC firmware config: x86_64-randconfig-a016-20230313 (https://download.01.org/0day-ci/archive/20230314/202303141032.gnwwcyad-...@intel.com/config) compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/931e5a87acb79926043e557341fb0dfd68a9b88d git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Ashutosh-Dixit/drm-i915-guc-Disable-PL1-power-limit-when-loading-GuC-firmware/20230314-075114 git checkout 931e5a87acb79926043e557341fb0dfd68a9b88d # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/gpu/drm/i915/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <l...@intel.com> | Link: https://lore.kernel.org/oe-kbuild-all/202303141032.gnwwcyad-...@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/i915/gt/uc/intel_uc.c:483:6: warning: variable 'pl1en' is >> used uninitialized whenever 'if' condition is true >> [-Wsometimes-uninitialized] if (ret) ^~~ drivers/gpu/drm/i915/gt/uc/intel_uc.c:572:28: note: uninitialized use occurs here hwm_power_max_restore(gt, pl1en); /* Restore PL1 limit */ ^~~~~ drivers/gpu/drm/i915/gt/uc/intel_uc.c:483:2: note: remove the 'if' if its condition is always false if (ret) ^~~~~~~~ drivers/gpu/drm/i915/gt/uc/intel_uc.c:474:6: warning: variable 'pl1en' is used uninitialized whenever 'if' condition is true [-Wsometimes-uninitialized] if (!intel_uc_fw_is_loadable(&guc->fw)) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/i915/gt/uc/intel_uc.c:572:28: note: uninitialized use occurs here hwm_power_max_restore(gt, pl1en); /* Restore PL1 limit */ ^~~~~ drivers/gpu/drm/i915/gt/uc/intel_uc.c:474:2: note: remove the 'if' if its condition is always false if (!intel_uc_fw_is_loadable(&guc->fw)) { ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/i915/gt/uc/intel_uc.c:464:26: note: initialize the variable 'pl1en' to silence this warning int ret, attempts, pl1en; ^ = 0 2 warnings generated. vim +483 drivers/gpu/drm/i915/gt/uc/intel_uc.c afd088ac05f120 drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2022-01-06 457 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 458 static int __uc_init_hw(struct intel_uc *uc) 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 459 { 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 460 struct intel_gt *gt = uc_to_gt(uc); 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 461 struct drm_i915_private *i915 = gt->i915; 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 462 struct intel_guc *guc = &uc->guc; 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 463 struct intel_huc *huc = &uc->huc; 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 464 int ret, attempts, pl1en; 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 465 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 466 GEM_BUG_ON(!intel_uc_supports_guc(uc)); bfe5a40a7b9a96 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2020-02-18 467 GEM_BUG_ON(!intel_uc_wants_guc(uc)); 356c484822e6ac drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-16 468 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 469 print_fw_ver(gt, &guc->fw); afd088ac05f120 drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2022-01-06 470 afd088ac05f120 drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2022-01-06 471 if (intel_uc_uses_huc(uc)) 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 472 print_fw_ver(gt, &huc->fw); afd088ac05f120 drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2022-01-06 473 42f96e5bd41e91 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2020-02-18 474 if (!intel_uc_fw_is_loadable(&guc->fw)) { 6fbeda0bfd210f drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2020-01-10 475 ret = __uc_check_hw(uc) || ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 476 intel_uc_fw_is_overridden(&guc->fw) || 202c98e7169248 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2020-02-18 477 intel_uc_wants_guc_submission(uc) ? ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 478 intel_uc_fw_status_to_error(guc->fw.status) : 0; ae7a3166a708be drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-11 479 goto err_out; ae7a3166a708be drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-11 480 } ae7a3166a708be drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-11 481 63064d822c964c drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2019-07-30 482 ret = uc_init_wopcm(uc); 63064d822c964c drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2019-07-30 @483 if (ret) 63064d822c964c drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2019-07-30 484 goto err_out; 63064d822c964c drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2019-07-30 485 e5a1ad035938e6 drivers/gpu/drm/i915/gt/uc/intel_uc.c Matthew Brost 2021-07-26 486 intel_guc_reset_interrupts(guc); 61b5c1587dd82a drivers/gpu/drm/i915/intel_uc.c Michał Winiarski 2017-12-13 487 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 488 /* WaEnableuKernelHeaderValidFix:skl */ 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 489 /* WaEnableGuCBootHashCheckNotSet:skl,bxt,kbl */ c816723b6b8a62 drivers/gpu/drm/i915/gt/uc/intel_uc.c Lucas De Marchi 2021-06-05 490 if (GRAPHICS_VER(i915) == 9) 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 491 attempts = 3; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 492 else 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 493 attempts = 1; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 494 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 495 /* Disable PL1 limit before raising freq */ 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 496 hwm_power_max_disable(gt, &pl1en); 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 497 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 498 intel_rps_raise_unslice(&uc_to_gt(uc)->rps); 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 499 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 500 while (attempts--) { 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 501 /* 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 502 * Always reset the GuC just before (re)loading, so 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 503 * that the state and timing are fairly predictable 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 504 */ 771051eaa74661 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-02 505 ret = __uc_sanitize(uc); 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 506 if (ret) 61b5c1587dd82a drivers/gpu/drm/i915/intel_uc.c Michał Winiarski 2017-12-13 507 goto err_out; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 508 a8dc0f6d187bcc drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 509 intel_huc_fw_upload(huc); 386e300fe9fae7 drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2019-05-27 510 intel_guc_ads_reset(guc); 2bf8fb39eb70b6 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2019-07-24 511 intel_guc_write_params(guc); e8668bbcb0f91c drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2017-10-16 512 ret = intel_guc_fw_upload(guc); 52b832606038c5 drivers/gpu/drm/i915/intel_uc.c Robert M. Fosha 2019-03-29 513 if (ret == 0) 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 514 break; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 515 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 516 gt_dbg(gt, "GuC fw load failed (%pe) will reset and retry %d more time(s)\n", 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 517 ERR_PTR(ret), attempts); 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 518 } 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 519 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 520 /* Did we succeded or run out of retries? */ 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 521 if (ret) ac58d2ab0ad9c8 drivers/gpu/drm/i915/intel_uc.c Daniele Ceraolo Spurio 2017-05-22 522 goto err_log_capture; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 523 789a625158b0c0 drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2017-05-02 524 ret = guc_enable_communication(guc); 789a625158b0c0 drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2017-05-02 525 if (ret) ac58d2ab0ad9c8 drivers/gpu/drm/i915/intel_uc.c Daniele Ceraolo Spurio 2017-05-22 526 goto err_log_capture; 789a625158b0c0 drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2017-05-02 527 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 528 /* 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 529 * GSC-loaded HuC is authenticated by the GSC, so we don't need to 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 530 * trigger the auth here. However, given that the HuC loaded this way 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 531 * survive GT reset, we still need to update our SW bookkeeping to make 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 532 * sure it reflects the correct HW status. 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 533 */ 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 534 if (intel_huc_is_loaded_by_gsc(huc)) 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 535 intel_huc_update_auth_status(huc); 6f67930af78f10 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2022-05-04 536 else a8dc0f6d187bcc drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 537 intel_huc_auth(huc); 0dfa1cee613e03 drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2017-12-06 538 cd414f4f59f64d drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-17 539 if (intel_uc_uses_guc_submission(uc)) { cd414f4f59f64d drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-17 540 ret = intel_guc_submission_enable(guc); cd414f4f59f64d drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-17 541 if (ret) cd414f4f59f64d drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-17 542 goto err_log_capture; cd414f4f59f64d drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-17 543 } 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 544 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 545 if (intel_uc_uses_guc_slpc(uc)) { 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 546 ret = intel_guc_slpc_enable(&guc->slpc); 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 547 if (ret) 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 548 goto err_submission; 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 549 } else { 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 550 /* Restore GT back to RPn for non-SLPC path */ 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 551 intel_rps_lower_unslice(&uc_to_gt(uc)->rps); 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 552 } 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 553 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 554 hwm_power_max_restore(gt, pl1en); /* Restore PL1 limit */ 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 555 4fd4fde8e42e16 drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-06 556 guc_info(guc, "submission %s\n", str_enabled_disabled(intel_uc_uses_guc_submission(uc))); 4fd4fde8e42e16 drivers/gpu/drm/i915/gt/uc/intel_uc.c John Harrison 2023-02-06 557 guc_info(guc, "SLPC %s\n", str_enabled_disabled(intel_uc_uses_guc_slpc(uc))); 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 558 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 559 return 0; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 560 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 561 /* 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 562 * We've failed to load the firmware :( 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 563 */ 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 564 err_submission: 63c0eb30bfe926 drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-07-30 565 intel_guc_submission_disable(guc); ac58d2ab0ad9c8 drivers/gpu/drm/i915/intel_uc.c Daniele Ceraolo Spurio 2017-05-22 566 err_log_capture: 32ff76e80c2400 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-02 567 __uc_capture_load_err_log(uc); 121981fafe699d drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2017-12-06 568 err_out: 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 569 /* Return GT back to RPn */ 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 570 intel_rps_lower_unslice(&uc_to_gt(uc)->rps); 1c40d40f6835cd drivers/gpu/drm/i915/gt/uc/intel_uc.c Vinay Belgaumkar 2021-12-16 571 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 572 hwm_power_max_restore(gt, pl1en); /* Restore PL1 limit */ 931e5a87acb799 drivers/gpu/drm/i915/gt/uc/intel_uc.c Ashutosh Dixit 2023-03-13 573 ca7b2c1bbede61 drivers/gpu/drm/i915/gt/uc/intel_uc.c Daniele Ceraolo Spurio 2019-07-13 574 __uc_sanitize(uc); 89195bab5d8c54 drivers/gpu/drm/i915/intel_uc.c Michal Wajdeczko 2019-05-22 575 ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 576 if (!ret) { 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 577 gt_notice(gt, "GuC is uninitialized\n"); ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 578 /* We want to run without GuC submission */ ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 579 return 0; ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 580 } ee402140274e87 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-18 581 2f8c06cb6622b5 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2023-01-28 582 gt_probe_error(gt, "GuC initialization failed %pe\n", ERR_PTR(ret)); a5f978c3609f02 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-11 583 a5f978c3609f02 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-11 584 /* We want to keep KMS alive */ a5f978c3609f02 drivers/gpu/drm/i915/gt/uc/intel_uc.c Michal Wajdeczko 2019-08-11 585 return -EIO; 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 586 } 6cd5a72c357732 drivers/gpu/drm/i915/intel_uc.c Arkadiusz Hiler 2017-03-14 587 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
