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X-CSE-ConnectionGUID: nJN+b69cTKW0qZHrmQULFg== X-CSE-MsgGUID: aENm772HTpmU748COYtY7Q== X-IronPort-AV: E=McAfee;i="6800,10657,11696"; a="74375250" X-IronPort-AV: E=Sophos;i="6.21,282,1763452800"; d="scan'208";a="74375250" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Feb 2026 09:35:56 -0800 X-CSE-ConnectionGUID: zfdlWZZpTma6abgQOL91Bw== X-CSE-MsgGUID: 5kpuJEo+TR6RTYSj1OKZ9g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,282,1763452800"; d="scan'208";a="216622484" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by orviesa005.jf.intel.com with ESMTP; 09 Feb 2026 09:35:50 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vpVAp-00000000oB2-2v2D; Mon, 09 Feb 2026 17:35:47 +0000 Date: Tue, 10 Feb 2026 01:35:05 +0800 From: kernel test robot To: Chuan Liu via B4 Relay , Neil Armstrong , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: oe-kbuild-all@lists.linux.dev, linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Chuan Liu Subject: Re: [PATCH 08/13] clk: amlogic: Add PLL driver Message-ID: <202602100115.ykL6A0lh-lkp@intel.com> References: <20260209-a9_clock_driver-v1-8-a9198dc03d2a@amlogic.com> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260209-a9_clock_driver-v1-8-a9198dc03d2a@amlogic.com> Hi Chuan, kernel test robot noticed the following build errors: [auto build test ERROR on 4d310797262f0ddf129e76c2aad2b950adaf1fda] url: https://github.com/intel-lab-lkp/linux/commits/Chuan-Liu-via-B4-Relay/dt-bindings-clock-Add-Amlogic-A9-standardized-model-clock-control-units/20260209-135334 base: 4d310797262f0ddf129e76c2aad2b950adaf1fda patch link: https://lore.kernel.org/r/20260209-a9_clock_driver-v1-8-a9198dc03d2a%40amlogic.com patch subject: [PATCH 08/13] clk: amlogic: Add PLL driver config: arm-randconfig-004-20260209 (https://download.01.org/0day-ci/archive/20260210/202602100115.ykL6A0lh-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 14.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260210/202602100115.ykL6A0lh-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202602100115.ykL6A0lh-lkp@intel.com/ All errors (new ones prefixed by >>): arm-linux-gnueabi-ld: drivers/clk/amlogic/clk-pll.o: in function `aml_pll_get_rate_range': >> drivers/clk/amlogic/clk-pll.c:554:(.text+0x700): undefined reference to `__aeabi_uldivmod' >> arm-linux-gnueabi-ld: drivers/clk/amlogic/clk-pll.c:567:(.text+0x728): undefined reference to `__aeabi_uldivmod' arm-linux-gnueabi-ld: drivers/clk/amlogic/clk-pll.c:554:(.text+0x814): undefined reference to `__aeabi_uldivmod' vim +554 drivers/clk/amlogic/clk-pll.c 536 537 static int aml_pll_get_best_rate(unsigned long rate, unsigned long step_rate, 538 u64 min_vco_rate, u64 max_vco_rate, 539 u8 od_max, enum round_type round, 540 unsigned long *out_rate) 541 { 542 int i; 543 u64 vco_rate; 544 unsigned long now_rate, best_rate = 0; 545 546 for (i = 0; i <= od_max; i++) { 547 vco_rate = rate << i; 548 if (vco_rate < min_vco_rate) 549 continue; 550 551 if (vco_rate > max_vco_rate) 552 break; 553 > 554 if (vco_rate % step_rate == 0) { 555 best_rate = rate; 556 557 break; 558 } 559 560 if (round == ROUND_DOWN) { 561 vco_rate = vco_rate - (vco_rate % step_rate); 562 now_rate = vco_rate >> i; 563 if ((rate - now_rate) < (rate - best_rate)) 564 best_rate = now_rate; 565 } else { 566 vco_rate = vco_rate + step_rate; > 567 vco_rate = vco_rate - (vco_rate % step_rate); 568 now_rate = vco_rate >> i; 569 if ((now_rate - rate) < (best_rate - rate)) 570 best_rate = now_rate; 571 } 572 } 573 574 if (!best_rate) 575 return -EINVAL; 576 577 *out_rate = best_rate; 578 579 return 0; 580 } 581 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki