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Date: Mon, 9 Jan 2023 02:14:07 +0800
From: kernel test robot <lkp@...el.com>
To: Achal Verma <a-verma1@...com>, Tom Joseph <tjoseph@...ence.com>,
Lorenzo Pieralisi <lpieralisi@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Wilczy_ski <kw@...ux.com>,
Bjorn Helgaas <helgaas@...nel.org>,
Vignesh Raghavendra <vigneshr@...com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-pci@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Achal Verma <a-verma1@...com>,
Milind Parab <mparab@...ence.com>
Subject: Re: [PATCH v2 2/2] PCI: j721e: Add support to build pci-j721e as
module.
Hi Achal,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on helgaas-pci/next]
[also build test ERROR on helgaas-pci/for-linus linus/master v6.2-rc2 next-20230106]
[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/Achal-Verma/PCI-cadence-Add-support-to-build-pcie-cadence-library-as-module/20230108-235956
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
patch link: https://lore.kernel.org/r/20230108155755.2614147-3-a-verma1%40ti.com
patch subject: [PATCH v2 2/2] PCI: j721e: Add support to build pci-j721e as module.
config: x86_64-randconfig-a011
compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/eaa09469ae5267ac4229e8a2710fe11b342cc88c
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Achal-Verma/PCI-cadence-Add-support-to-build-pcie-cadence-library-as-module/20230108-235956
git checkout eaa09469ae5267ac4229e8a2710fe11b342cc88c
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 olddefconfig
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
ld: vmlinux.o: in function `cdns_pcie_ep_setup':
>> drivers/pci/controller/cadence/pcie-cadence-ep.c:680: undefined reference to `__devm_pci_epc_create'
>> ld: drivers/pci/controller/cadence/pcie-cadence-ep.c:715: undefined reference to `pci_epc_mem_init'
>> ld: drivers/pci/controller/cadence/pcie-cadence-ep.c:722: undefined reference to `pci_epc_mem_alloc_addr'
>> ld: drivers/pci/controller/cadence/pcie-cadence-ep.c:741: undefined reference to `pci_epc_mem_exit'
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for PCIE_CADENCE_EP
Depends on [n]: PCI [=y] && OF [=y] && PCI_ENDPOINT [=n]
Selected by [y]:
- PCI_J721E [=y] && PCI [=y]
vim +680 drivers/pci/controller/cadence/pcie-cadence-ep.c
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 639
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 640
bd22885aa188f1 drivers/pci/controller/pcie-cadence-ep.c Tom Joseph 2019-11-11 641 int cdns_pcie_ep_setup(struct cdns_pcie_ep *ep)
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 642 {
bd22885aa188f1 drivers/pci/controller/pcie-cadence-ep.c Tom Joseph 2019-11-11 643 struct device *dev = ep->pcie.dev;
bd22885aa188f1 drivers/pci/controller/pcie-cadence-ep.c Tom Joseph 2019-11-11 644 struct platform_device *pdev = to_platform_device(dev);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 645 struct device_node *np = dev->of_node;
bd22885aa188f1 drivers/pci/controller/pcie-cadence-ep.c Tom Joseph 2019-11-11 646 struct cdns_pcie *pcie = &ep->pcie;
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 647 struct cdns_pcie_epf *epf;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 648 struct resource *res;
bd22885aa188f1 drivers/pci/controller/pcie-cadence-ep.c Tom Joseph 2019-11-11 649 struct pci_epc *epc;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 650 int ret;
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 651 int i;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 652
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 653 pcie->is_rc = false;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 654
e2dcd20b1645a7 drivers/pci/controller/cadence/pcie-cadence-ep.c Dejin Zheng 2020-06-03 655 pcie->reg_base = devm_platform_ioremap_resource_byname(pdev, "reg");
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 656 if (IS_ERR(pcie->reg_base)) {
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 657 dev_err(dev, "missing \"reg\"\n");
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 658 return PTR_ERR(pcie->reg_base);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 659 }
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 660
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 661 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mem");
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 662 if (!res) {
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 663 dev_err(dev, "missing \"mem\"\n");
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 664 return -EINVAL;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 665 }
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 666 pcie->mem_res = res;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 667
e87d17ca6af5ba drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2020-11-06 668 ep->max_regions = CDNS_PCIE_MAX_OB;
e87d17ca6af5ba drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2020-11-06 669 of_property_read_u32(np, "cdns,max-outbound-regions", &ep->max_regions);
e87d17ca6af5ba drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2020-11-06 670
a86854d0c599b3 drivers/pci/cadence/pcie-cadence-ep.c Kees Cook 2018-06-12 671 ep->ob_addr = devm_kcalloc(dev,
a86854d0c599b3 drivers/pci/cadence/pcie-cadence-ep.c Kees Cook 2018-06-12 672 ep->max_regions, sizeof(*ep->ob_addr),
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 673 GFP_KERNEL);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 674 if (!ep->ob_addr)
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 675 return -ENOMEM;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 676
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 677 /* Disable all but function 0 (anyway BIT(0) is hardwired to 1). */
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 678 cdns_pcie_writel(pcie, CDNS_PCIE_LM_EP_FUNC_CFG, BIT(0));
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 679
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 @680 epc = devm_pci_epc_create(dev, &cdns_pcie_epc_ops);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 681 if (IS_ERR(epc)) {
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 682 dev_err(dev, "failed to create epc device\n");
19abcd790b51b2 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2020-07-22 683 return PTR_ERR(epc);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 684 }
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 685
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 686 epc_set_drvdata(epc, ep);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 687
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 688 if (of_property_read_u8(np, "max-functions", &epc->max_functions) < 0)
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 689 epc->max_functions = 1;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 690
3ef5d16f50f8c3 drivers/pci/controller/cadence/pcie-cadence-ep.c Alan Douglas 2020-07-22 691 ep->epf = devm_kcalloc(dev, epc->max_functions, sizeof(*ep->epf),
3ef5d16f50f8c3 drivers/pci/controller/cadence/pcie-cadence-ep.c Alan Douglas 2020-07-22 692 GFP_KERNEL);
3ef5d16f50f8c3 drivers/pci/controller/cadence/pcie-cadence-ep.c Alan Douglas 2020-07-22 693 if (!ep->epf)
3ef5d16f50f8c3 drivers/pci/controller/cadence/pcie-cadence-ep.c Alan Douglas 2020-07-22 694 return -ENOMEM;
3ef5d16f50f8c3 drivers/pci/controller/cadence/pcie-cadence-ep.c Alan Douglas 2020-07-22 695
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 696 epc->max_vfs = devm_kcalloc(dev, epc->max_functions,
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 697 sizeof(*epc->max_vfs), GFP_KERNEL);
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 698 if (!epc->max_vfs)
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 699 return -ENOMEM;
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 700
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 701 ret = of_property_read_u8_array(np, "max-virtual-functions",
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 702 epc->max_vfs, epc->max_functions);
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 703 if (ret == 0) {
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 704 for (i = 0; i < epc->max_functions; i++) {
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 705 epf = &ep->epf[i];
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 706 if (epc->max_vfs[i] == 0)
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 707 continue;
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 708 epf->epf = devm_kcalloc(dev, epc->max_vfs[i],
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 709 sizeof(*ep->epf), GFP_KERNEL);
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 710 if (!epf->epf)
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 711 return -ENOMEM;
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 712 }
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 713 }
e19a0adf6e8bb0 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2021-08-19 714
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 @715 ret = pci_epc_mem_init(epc, pcie->mem_res->start,
975cf23e3aa895 drivers/pci/controller/cadence/pcie-cadence-ep.c Lad Prabhakar 2020-05-07 716 resource_size(pcie->mem_res), PAGE_SIZE);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 717 if (ret < 0) {
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 718 dev_err(dev, "failed to initialize the memory space\n");
19abcd790b51b2 drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2020-07-22 719 return ret;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 720 }
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 721
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 @722 ep->irq_cpu_addr = pci_epc_mem_alloc_addr(epc, &ep->irq_phys_addr,
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 723 SZ_128K);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 724 if (!ep->irq_cpu_addr) {
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 725 dev_err(dev, "failed to reserve memory space for MSI\n");
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 726 ret = -ENOMEM;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 727 goto free_epc_mem;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 728 }
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 729 ep->irq_pci_addr = CDNS_PCIE_EP_IRQ_PCI_ADDR_NONE;
0652d4b6b56f73 drivers/pci/controller/pcie-cadence-ep.c Alan Douglas 2018-10-11 730 /* Reserve region 0 for IRQs */
0652d4b6b56f73 drivers/pci/controller/pcie-cadence-ep.c Alan Douglas 2018-10-11 731 set_bit(0, &ep->ob_region_map);
09c24094b2e3a1 drivers/pci/controller/cadence/pcie-cadence-ep.c Nadeem Athani 2021-08-11 732
09c24094b2e3a1 drivers/pci/controller/cadence/pcie-cadence-ep.c Nadeem Athani 2021-08-11 733 if (ep->quirk_detect_quiet_flag)
09c24094b2e3a1 drivers/pci/controller/cadence/pcie-cadence-ep.c Nadeem Athani 2021-08-11 734 cdns_pcie_detect_quiet_min_delay_set(&ep->pcie);
09c24094b2e3a1 drivers/pci/controller/cadence/pcie-cadence-ep.c Nadeem Athani 2021-08-11 735
a8b661eb50abaa drivers/pci/controller/cadence/pcie-cadence-ep.c Kishon Vijay Abraham I 2020-07-22 736 spin_lock_init(&ep->lock);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 737
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 738 return 0;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 739
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 740 free_epc_mem:
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 @741 pci_epc_mem_exit(epc);
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 742
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 743 return ret;
37dddf14f1aecd drivers/pci/cadence/pcie-cadence-ep.c Cyrille Pitchen 2018-01-30 744 }
8f4fb316406e48 drivers/pci/controller/cadence/pcie-cadence-ep.c Achal Verma 2023-01-08 745 EXPORT_SYMBOL_GPL(cdns_pcie_ep_setup);
8f4fb316406e48 drivers/pci/controller/cadence/pcie-cadence-ep.c Achal Verma 2023-01-08 746
--
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