* [char-misc:char-misc-testing 19/37] drivers/pci/of.c:783:5: error: incompatible integer to pointer conversion assigning to 'struct device_node *' from 'int'
@ 2026-10-02 4:07 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-10-02 4:07 UTC (permalink / raw)
To: Alex Elder; +Cc: llvm, oe-kbuild-all, Greg Kroah-Hartman, Daniel Thompson
tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git char-misc-testing
head: 04434a1d0f311d76b1f15fa987918b471a0b8c6a
commit: 1304b0c47ef81cbd21e51ea0645a98104393ba49 [19/37] misc: tc9564: introduce base PCI driver
config: sparc64-defconfig (https://download.01.org/0day-ci/archive/20261002/202610021249.J94Hg1xo-lkp@intel.com/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 5f609f950d2e80addf5566623013db68394334db)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261002/202610021249.J94Hg1xo-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610021249.J94Hg1xo-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/pci/of.c:740:2: error: call to undeclared function 'of_changeset_revert'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
740 | of_changeset_revert(np->data);
| ^
>> drivers/pci/of.c:741:2: error: call to undeclared function 'of_changeset_destroy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
741 | of_changeset_destroy(np->data);
| ^
>> drivers/pci/of.c:781:2: error: call to undeclared function 'of_changeset_init'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
781 | of_changeset_init(cset);
| ^
>> drivers/pci/of.c:783:7: error: call to undeclared function 'of_changeset_create_node'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
783 | np = of_changeset_create_node(cset, ppnode, name);
| ^
>> drivers/pci/of.c:783:5: error: incompatible integer to pointer conversion assigning to 'struct device_node *' from 'int' [-Wint-conversion]
783 | np = of_changeset_create_node(cset, ppnode, name);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/pci/of.c:791:8: error: call to undeclared function 'of_changeset_apply'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
791 | ret = of_changeset_apply(cset);
| ^
drivers/pci/of.c:807:2: error: call to undeclared function 'of_changeset_revert'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
807 | of_changeset_revert(cset);
| ^
drivers/pci/of.c:811:2: error: call to undeclared function 'of_changeset_destroy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
811 | of_changeset_destroy(cset);
| ^
drivers/pci/of.c:827:2: error: call to undeclared function 'of_changeset_revert'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
827 | of_changeset_revert(np->data);
| ^
drivers/pci/of.c:828:2: error: call to undeclared function 'of_changeset_destroy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
828 | of_changeset_destroy(np->data);
| ^
drivers/pci/of.c:869:2: error: call to undeclared function 'of_changeset_init'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
869 | of_changeset_init(cset);
| ^
drivers/pci/of.c:871:7: error: call to undeclared function 'of_changeset_create_node'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
871 | np = of_changeset_create_node(cset, of_root, name);
| ^
drivers/pci/of.c:871:5: error: incompatible integer to pointer conversion assigning to 'struct device_node *' from 'int' [-Wint-conversion]
871 | np = of_changeset_create_node(cset, of_root, name);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/pci/of.c:888:8: error: call to undeclared function 'of_changeset_apply'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
888 | ret = of_changeset_apply(cset);
| ^
drivers/pci/of.c:911:2: error: call to undeclared function 'of_changeset_revert'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
911 | of_changeset_revert(cset);
| ^
drivers/pci/of.c:915:2: error: call to undeclared function 'of_changeset_destroy'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
915 | of_changeset_destroy(cset);
| ^
16 errors generated.
--
>> drivers/pci/of_property.c:105:9: error: call to undeclared function 'of_changeset_add_prop_u32_array'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
105 | return of_changeset_add_prop_u32_array(ocs, np, "bus-range", bus_range,
| ^
drivers/pci/of_property.c:158:8: error: call to undeclared function 'of_changeset_add_prop_u32_array'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
158 | ret = of_changeset_add_prop_u32_array(ocs, np, "ranges", (u32 *)rp,
| ^
drivers/pci/of_property.c:173:9: error: call to undeclared function 'of_changeset_add_prop_u32_array'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
173 | return of_changeset_add_prop_u32_array(ocs, np, "reg", (u32 *)®,
| ^
>> drivers/pci/of_property.c:191:9: error: call to undeclared function 'of_changeset_add_prop_u32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
191 | return of_changeset_add_prop_u32(ocs, np, "interrupts", (u32)pin);
| ^
drivers/pci/of_property.c:207:8: error: call to undeclared function 'of_changeset_add_prop_u32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
207 | ret = of_changeset_add_prop_u32(ocs, np, "#interrupt-cells", 1);
| ^
>> drivers/pci/of_property.c:211:9: error: call to undeclared function 'of_changeset_add_prop_bool'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
211 | return of_changeset_add_prop_bool(ocs, np, "interrupt-controller");
| ^
drivers/pci/of_property.c:311:8: error: call to undeclared function 'of_changeset_add_prop_u32_array'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
311 | ret = of_changeset_add_prop_u32_array(ocs, np, "interrupt-map", int_map,
| ^
drivers/pci/of_property.c:316:8: error: call to undeclared function 'of_changeset_add_prop_u32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
316 | ret = of_changeset_add_prop_u32(ocs, np, "#interrupt-cells", 1);
| ^
>> drivers/pci/of_property.c:348:8: error: call to undeclared function 'of_changeset_add_prop_string_array'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
348 | ret = of_changeset_add_prop_string_array(ocs, np, "compatible",
| ^
>> drivers/pci/of_property.c:366:9: error: call to undeclared function 'of_changeset_add_prop_string'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
366 | ret = of_changeset_add_prop_string(ocs, np, "device_type",
| ^
drivers/pci/of_property.c:388:8: error: call to undeclared function 'of_changeset_add_prop_u32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
388 | ret = of_changeset_add_prop_u32(ocs, np, "#address-cells",
| ^
drivers/pci/of_property.c:483:8: error: call to undeclared function 'of_changeset_add_prop_u32_array'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
483 | ret = of_changeset_add_prop_u32_array(ocs, np, "ranges", ranges,
| ^
drivers/pci/of_property.c:495:8: error: call to undeclared function 'of_changeset_add_prop_string'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
495 | ret = of_changeset_add_prop_string(ocs, np, "device_type", "pci");
| ^
drivers/pci/of_property.c:499:8: error: call to undeclared function 'of_changeset_add_prop_u32'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
499 | ret = of_changeset_add_prop_u32(ocs, np, "#address-cells",
| ^
14 errors generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for PCI_DYNAMIC_OF_NODES
Depends on [n]: PCI [=y] && OF_IRQ [=n]
Selected by [m]:
- TC9564_PCI [=m] && OF [=y] && PCI [=y]
vim +783 drivers/pci/of.c
407d1a51921e9f2 Lizhi Hou 2023-08-15 730
407d1a51921e9f2 Lizhi Hou 2023-08-15 731 void of_pci_remove_node(struct pci_dev *pdev)
407d1a51921e9f2 Lizhi Hou 2023-08-15 732 {
407d1a51921e9f2 Lizhi Hou 2023-08-15 733 struct device_node *np;
407d1a51921e9f2 Lizhi Hou 2023-08-15 734
407d1a51921e9f2 Lizhi Hou 2023-08-15 735 np = pci_device_to_OF_node(pdev);
407d1a51921e9f2 Lizhi Hou 2023-08-15 736 if (!np || !of_node_check_flag(np, OF_DYNAMIC))
407d1a51921e9f2 Lizhi Hou 2023-08-15 737 return;
407d1a51921e9f2 Lizhi Hou 2023-08-15 738
e2267841fe26d45 Herve Codina 2025-02-24 739 device_remove_of_node(&pdev->dev);
407d1a51921e9f2 Lizhi Hou 2023-08-15 @740 of_changeset_revert(np->data);
407d1a51921e9f2 Lizhi Hou 2023-08-15 @741 of_changeset_destroy(np->data);
407d1a51921e9f2 Lizhi Hou 2023-08-15 742 of_node_put(np);
407d1a51921e9f2 Lizhi Hou 2023-08-15 743 }
407d1a51921e9f2 Lizhi Hou 2023-08-15 744
407d1a51921e9f2 Lizhi Hou 2023-08-15 745 void of_pci_make_dev_node(struct pci_dev *pdev)
407d1a51921e9f2 Lizhi Hou 2023-08-15 746 {
407d1a51921e9f2 Lizhi Hou 2023-08-15 747 struct device_node *ppnode, *np = NULL;
407d1a51921e9f2 Lizhi Hou 2023-08-15 748 const char *pci_type;
407d1a51921e9f2 Lizhi Hou 2023-08-15 749 struct of_changeset *cset;
407d1a51921e9f2 Lizhi Hou 2023-08-15 750 const char *name;
407d1a51921e9f2 Lizhi Hou 2023-08-15 751 int ret;
407d1a51921e9f2 Lizhi Hou 2023-08-15 752
407d1a51921e9f2 Lizhi Hou 2023-08-15 753 /*
407d1a51921e9f2 Lizhi Hou 2023-08-15 754 * If there is already a device tree node linked to this device,
407d1a51921e9f2 Lizhi Hou 2023-08-15 755 * return immediately.
407d1a51921e9f2 Lizhi Hou 2023-08-15 756 */
407d1a51921e9f2 Lizhi Hou 2023-08-15 757 if (pci_device_to_OF_node(pdev))
407d1a51921e9f2 Lizhi Hou 2023-08-15 758 return;
407d1a51921e9f2 Lizhi Hou 2023-08-15 759
407d1a51921e9f2 Lizhi Hou 2023-08-15 760 /* Check if there is device tree node for parent device */
407d1a51921e9f2 Lizhi Hou 2023-08-15 761 if (!pdev->bus->self)
407d1a51921e9f2 Lizhi Hou 2023-08-15 762 ppnode = pdev->bus->dev.of_node;
407d1a51921e9f2 Lizhi Hou 2023-08-15 763 else
407d1a51921e9f2 Lizhi Hou 2023-08-15 764 ppnode = pdev->bus->self->dev.of_node;
407d1a51921e9f2 Lizhi Hou 2023-08-15 765 if (!ppnode)
407d1a51921e9f2 Lizhi Hou 2023-08-15 766 return;
407d1a51921e9f2 Lizhi Hou 2023-08-15 767
407d1a51921e9f2 Lizhi Hou 2023-08-15 768 if (pci_is_bridge(pdev))
407d1a51921e9f2 Lizhi Hou 2023-08-15 769 pci_type = "pci";
407d1a51921e9f2 Lizhi Hou 2023-08-15 770 else
407d1a51921e9f2 Lizhi Hou 2023-08-15 771 pci_type = "dev";
407d1a51921e9f2 Lizhi Hou 2023-08-15 772
407d1a51921e9f2 Lizhi Hou 2023-08-15 773 name = kasprintf(GFP_KERNEL, "%s@%x,%x", pci_type,
407d1a51921e9f2 Lizhi Hou 2023-08-15 774 PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn));
407d1a51921e9f2 Lizhi Hou 2023-08-15 775 if (!name)
407d1a51921e9f2 Lizhi Hou 2023-08-15 776 return;
407d1a51921e9f2 Lizhi Hou 2023-08-15 777
bf4afc53b77aeaa Linus Torvalds 2026-02-21 778 cset = kmalloc_obj(*cset);
407d1a51921e9f2 Lizhi Hou 2023-08-15 779 if (!cset)
f69977404700a3d Lizhi Hou 2023-09-29 780 goto out_free_name;
407d1a51921e9f2 Lizhi Hou 2023-08-15 @781 of_changeset_init(cset);
407d1a51921e9f2 Lizhi Hou 2023-08-15 782
407d1a51921e9f2 Lizhi Hou 2023-08-15 @783 np = of_changeset_create_node(cset, ppnode, name);
407d1a51921e9f2 Lizhi Hou 2023-08-15 784 if (!np)
f69977404700a3d Lizhi Hou 2023-09-29 785 goto out_destroy_cset;
407d1a51921e9f2 Lizhi Hou 2023-08-15 786
407d1a51921e9f2 Lizhi Hou 2023-08-15 787 ret = of_pci_add_properties(pdev, cset, np);
407d1a51921e9f2 Lizhi Hou 2023-08-15 788 if (ret)
f69977404700a3d Lizhi Hou 2023-09-29 789 goto out_free_node;
407d1a51921e9f2 Lizhi Hou 2023-08-15 790
407d1a51921e9f2 Lizhi Hou 2023-08-15 @791 ret = of_changeset_apply(cset);
407d1a51921e9f2 Lizhi Hou 2023-08-15 792 if (ret)
f69977404700a3d Lizhi Hou 2023-09-29 793 goto out_free_node;
407d1a51921e9f2 Lizhi Hou 2023-08-15 794
f69977404700a3d Lizhi Hou 2023-09-29 795 np->data = cset;
e2267841fe26d45 Herve Codina 2025-02-24 796
e2267841fe26d45 Herve Codina 2025-02-24 797 ret = device_add_of_node(&pdev->dev, np);
e2267841fe26d45 Herve Codina 2025-02-24 798 if (ret)
e2267841fe26d45 Herve Codina 2025-02-24 799 goto out_revert_cset;
e2267841fe26d45 Herve Codina 2025-02-24 800
407d1a51921e9f2 Lizhi Hou 2023-08-15 801 kfree(name);
407d1a51921e9f2 Lizhi Hou 2023-08-15 802
407d1a51921e9f2 Lizhi Hou 2023-08-15 803 return;
407d1a51921e9f2 Lizhi Hou 2023-08-15 804
e2267841fe26d45 Herve Codina 2025-02-24 805 out_revert_cset:
e2267841fe26d45 Herve Codina 2025-02-24 806 np->data = NULL;
e2267841fe26d45 Herve Codina 2025-02-24 807 of_changeset_revert(cset);
f69977404700a3d Lizhi Hou 2023-09-29 808 out_free_node:
407d1a51921e9f2 Lizhi Hou 2023-08-15 809 of_node_put(np);
f69977404700a3d Lizhi Hou 2023-09-29 810 out_destroy_cset:
f69977404700a3d Lizhi Hou 2023-09-29 811 of_changeset_destroy(cset);
f69977404700a3d Lizhi Hou 2023-09-29 812 kfree(cset);
f69977404700a3d Lizhi Hou 2023-09-29 813 out_free_name:
407d1a51921e9f2 Lizhi Hou 2023-08-15 814 kfree(name);
407d1a51921e9f2 Lizhi Hou 2023-08-15 815 }
1f340724419eda8 Herve Codina 2025-02-24 816
:::::: The code at line 783 was first introduced by commit
:::::: 407d1a51921e9f28c1bcec647c2205925bd1fdab PCI: Create device tree node for bridge
:::::: TO: Lizhi Hou <lizhi.hou@amd.com>
:::::: CC: Rob Herring <robh@kernel.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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