Re: [PATCH v6 9/9] power: sequencing: pcie-m2: Create serdev device for WCN7850 bluetooth

[kernel test robot]

Hi Manivannan,

kernel test robot noticed the following build errors:

[auto build test ERROR on 559f264e403e4d58d56a17595c60a1de011c5e20]

url:    https://github.com/intel-lab-lkp/linux/commits/Manivannan-Sadhasivam-via-B4-Relay/serdev-Convert-to_serdev_-helpers-to-macros-and-use-container_of_const/20260317-123910
base:   559f264e403e4d58d56a17595c60a1de011c5e20
patch link:    https://lore.kernel.org/r/20260317-pci-m2-e-v6-9-9c898f108d3d%40oss.qualcomm.com
patch subject: [PATCH v6 9/9] power: sequencing: pcie-m2: Create serdev device for WCN7850 bluetooth
config: nios2-allmodconfig (https://download.01.org/0day-ci/archive/20260318/202603180609.ucspJefN-lkp@xxxxxxxxx/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260318/202603180609.ucspJefN-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/202603180609.ucspJefN-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   drivers/power/sequencing/pwrseq-pcie-m2.c: In function 'pwrseq_pcie_m2_free_resources':
>> drivers/power/sequencing/pwrseq-pcie-m2.c:185:34: error: 'pci_bus_type' undeclared (first use in this function); did you mean 'pci_pcie_type'?
     185 |         bus_unregister_notifier(&pci_bus_type, &ctx->nb);
         |                                  ^~~~~~~~~~~~
         |                                  pci_pcie_type
   drivers/power/sequencing/pwrseq-pcie-m2.c:185:34: note: each undeclared identifier is reported only once for each function it appears in
   drivers/power/sequencing/pwrseq-pcie-m2.c: In function 'pwrseq_pcie_m2_register_notifier':
   drivers/power/sequencing/pwrseq-pcie-m2.c:340:54: error: 'pci_bus_type' undeclared (first use in this function); did you mean 'pci_pcie_type'?
     340 |                         ret = bus_register_notifier(&pci_bus_type, &ctx->nb);
         |                                                      ^~~~~~~~~~~~
         |                                                      pci_pcie_type


vim +185 drivers/power/sequencing/pwrseq-pcie-m2.c

   179	
   180	static void pwrseq_pcie_m2_free_resources(void *data)
   181	{
   182		struct pwrseq_pcie_m2_ctx *ctx = data;
   183	
   184		serdev_device_remove(ctx->serdev);
 > 185		bus_unregister_notifier(&pci_bus_type, &ctx->nb);
   186		of_changeset_revert(ctx->ocs);
   187		of_changeset_destroy(ctx->ocs);
   188		regulator_bulk_free(ctx->num_vregs, ctx->regs);
   189	}
   190	

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