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charset=us-ascii Content-Disposition: inline :::::: :::::: Manual check reason: "low confidence bisect report" :::::: BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev TO: cros-kernel-buildreports@googlegroups.com tree: https://android.googlesource.com/kernel/common android12-5.4 head: b2957a0ebc3b9949475a442f9e8ab64ccaa6e087 commit: da36a3ef32b476ca6464226010ef73135fc3c3a4 [5/5] ACPI/IORT: Make iort_get_device_domain IRQ domain agnostic :::::: branch date: 5 days ago :::::: commit date: 1 year, 11 months ago config: arm64-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20251122/202511220710.1FEPC3f1-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251122/202511220710.1FEPC3f1-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/r/202511220710.1FEPC3f1-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/acpi/arm64/iort.c:53: warning: Function parameter or member 'iort_node' not described in 'iort_set_fwnode' drivers/acpi/arm64/iort.c:53: warning: Excess function parameter 'node' description in 'iort_set_fwnode' >> drivers/acpi/arm64/iort.c:637: warning: Function parameter or member 'id' not described in 'iort_get_device_domain' >> drivers/acpi/arm64/iort.c:637: warning: Function parameter or member 'bus_token' not described in 'iort_get_device_domain' >> drivers/acpi/arm64/iort.c:637: warning: Excess function parameter 'req_id' description in 'iort_get_device_domain' drivers/acpi/arm64/iort.c:1064: warning: Function parameter or member 'dma_size' not described in 'iort_dma_setup' drivers/acpi/arm64/iort.c:1064: warning: Excess function parameter 'size' description in 'iort_dma_setup' drivers/acpi/arm64/iort.c:1475: warning: Function parameter or member 'ops' not described in 'iort_add_platform_device' vim +637 drivers/acpi/arm64/iort.c 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 627 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 628 /** 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 629 * iort_get_device_domain() - Find MSI domain related to a device 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 630 * @dev: The device. 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 631 * @req_id: Requester ID for the device. 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 632 * 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 633 * Returns: the MSI domain for this device, NULL otherwise 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 634 */ da36a3ef32b476 Lorenzo Pieralisi 2020-06-19 635 struct irq_domain *iort_get_device_domain(struct device *dev, u32 id, da36a3ef32b476 Lorenzo Pieralisi 2020-06-19 636 enum irq_domain_bus_token bus_token) 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 @637 { 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 638 struct fwnode_handle *handle; 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 639 int its_id; 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 640 da36a3ef32b476 Lorenzo Pieralisi 2020-06-19 641 if (iort_dev_find_its_id(dev, id, 0, &its_id)) 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 642 return NULL; 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 643 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 644 handle = iort_find_domain_token(its_id); 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 645 if (!handle) 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 646 return NULL; 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 647 da36a3ef32b476 Lorenzo Pieralisi 2020-06-19 648 return irq_find_matching_fwnode(handle, bus_token); 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 649 } 4bf2efd26d7624 Tomasz Nowicki 2016-09-12 650 :::::: The code at line 637 was first introduced by commit :::::: 4bf2efd26d7624372fb7adff8745b4c2e8407004 ACPI: Add new IORT functions to support MSI domain handling :::::: TO: Tomasz Nowicki :::::: CC: Marc Zyngier -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki