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Date: Sat, 13 Aug 2022 08:57:44 +0800
From: kernel test robot <lkp@...el.com>
To: Ravi Gunasekaran <r-gunasekaran@...com>, davem@...emloft.net
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org, andrew@...n.ch,
edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
linux-omap@...r.kernel.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
kishon@...com, vigneshr@...com, r-gunasekaran@...com
Subject: Re: [PATCH v2 net-next] net: ethernet: ti: davinci_mdio: Add
workaround for errata i2329
Hi Ravi,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on net-next/master]
url: https://github.com/intel-lab-lkp/linux/commits/Ravi-Gunasekaran/net-ethernet-ti-davinci_mdio-Add-workaround-for-errata-i2329/20220810-191718
base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git f86d1fbbe7858884d6754534a0afbb74fc30bc26
config: arm-randconfig-r026-20220810 (https://download.01.org/0day-ci/archive/20220813/202208130814.216FrNfX-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 5f1c7e2cc5a3c07cbc2412e851a7283c1841f520)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm cross compiling tool for clang build
# apt-get install binutils-arm-linux-gnueabi
# https://github.com/intel-lab-lkp/linux/commit/c62c93111418d5468f6add98d244f0a594dbe352
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Ravi-Gunasekaran/net-ethernet-ti-davinci_mdio-Add-workaround-for-errata-i2329/20220810-191718
git checkout c62c93111418d5468f6add98d244f0a594dbe352
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/net/ethernet/ti/
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 >>):
>> drivers/net/ethernet/ti/davinci_mdio.c:548:37: error: use of undeclared identifier 'k3_mdio_socinfo'
soc_match_data = soc_device_match(k3_mdio_socinfo);
^
>> drivers/net/ethernet/ti/davinci_mdio.c:553:31: error: incomplete definition of type 'struct k3_mdio_soc_data'
data->manual_mode = socdata->manual_mode;
~~~~~~~^
drivers/net/ethernet/ti/davinci_mdio.c:550:17: note: forward declaration of 'struct k3_mdio_soc_data'
const struct k3_mdio_soc_data *socdata =
^
2 errors generated.
vim +/k3_mdio_socinfo +548 drivers/net/ethernet/ti/davinci_mdio.c
528
529 static int davinci_mdio_probe(struct platform_device *pdev)
530 {
531 struct mdio_platform_data *pdata = dev_get_platdata(&pdev->dev);
532 struct device *dev = &pdev->dev;
533 struct davinci_mdio_data *data;
534 struct resource *res;
535 struct phy_device *phy;
536 int ret, addr;
537 int autosuspend_delay_ms = -1;
538 const struct soc_device_attribute *soc_match_data;
539
540 data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
541 if (!data)
542 return -ENOMEM;
543
544 data->manual_mode = false;
545 data->bb_ctrl.ops = &davinci_mdiobb_ops;
546
547 if (IS_ENABLED(CONFIG_OF) && dev->of_node) {
> 548 soc_match_data = soc_device_match(k3_mdio_socinfo);
549 if (soc_match_data && soc_match_data->data) {
550 const struct k3_mdio_soc_data *socdata =
551 soc_match_data->data;
552
> 553 data->manual_mode = socdata->manual_mode;
554 }
555 }
556
557 if (data->manual_mode)
558 data->bus = alloc_mdio_bitbang(&data->bb_ctrl);
559 else
560 data->bus = devm_mdiobus_alloc(dev);
561
562 if (!data->bus) {
563 dev_err(dev, "failed to alloc mii bus\n");
564 return -ENOMEM;
565 }
566
567 if (IS_ENABLED(CONFIG_OF) && dev->of_node) {
568 const struct davinci_mdio_of_param *of_mdio_data;
569
570 ret = davinci_mdio_probe_dt(&data->pdata, pdev);
571 if (ret)
572 return ret;
573 snprintf(data->bus->id, MII_BUS_ID_SIZE, "%s", pdev->name);
574
575 of_mdio_data = of_device_get_match_data(&pdev->dev);
576 if (of_mdio_data) {
577 autosuspend_delay_ms =
578 of_mdio_data->autosuspend_delay_ms;
579 }
580 } else {
581 data->pdata = pdata ? (*pdata) : default_pdata;
582 snprintf(data->bus->id, MII_BUS_ID_SIZE, "%s-%x",
583 pdev->name, pdev->id);
584 }
585
586 data->bus->name = dev_name(dev);
587
588 if (data->manual_mode) {
589 data->bus->read = davinci_mdiobb_read;
590 data->bus->write = davinci_mdiobb_write;
591 data->bus->reset = davinci_mdiobb_reset;
592
593 dev_info(dev, "Configuring MDIO in manual mode\n");
594 } else {
595 data->bus->read = davinci_mdio_read;
596 data->bus->write = davinci_mdio_write;
597 data->bus->reset = davinci_mdio_reset;
598 data->bus->priv = data;
599 }
600 data->bus->parent = dev;
601
602 data->clk = devm_clk_get(dev, "fck");
603 if (IS_ERR(data->clk)) {
604 dev_err(dev, "failed to get device clock\n");
605 return PTR_ERR(data->clk);
606 }
607
608 dev_set_drvdata(dev, data);
609 data->dev = dev;
610
611 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
612 if (!res)
613 return -EINVAL;
614 data->regs = devm_ioremap(dev, res->start, resource_size(res));
615 if (!data->regs)
616 return -ENOMEM;
617
618 davinci_mdio_init_clk(data);
619
620 pm_runtime_set_autosuspend_delay(&pdev->dev, autosuspend_delay_ms);
621 pm_runtime_use_autosuspend(&pdev->dev);
622 pm_runtime_enable(&pdev->dev);
623
624 /* register the mii bus
625 * Create PHYs from DT only in case if PHY child nodes are explicitly
626 * defined to support backward compatibility with DTs which assume that
627 * Davinci MDIO will always scan the bus for PHYs detection.
628 */
629 if (dev->of_node && of_get_child_count(dev->of_node))
630 data->skip_scan = true;
631
632 ret = of_mdiobus_register(data->bus, dev->of_node);
633 if (ret)
634 goto bail_out;
635
636 /* scan and dump the bus */
637 for (addr = 0; addr < PHY_MAX_ADDR; addr++) {
638 phy = mdiobus_get_phy(data->bus, addr);
639 if (phy) {
640 dev_info(dev, "phy[%d]: device %s, driver %s\n",
641 phy->mdio.addr, phydev_name(phy),
642 phy->drv ? phy->drv->name : "unknown");
643 }
644 }
645
646 return 0;
647
648 bail_out:
649 pm_runtime_dont_use_autosuspend(&pdev->dev);
650 pm_runtime_disable(&pdev->dev);
651 return ret;
652 }
653
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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