Re: [PATCH v4 2/2] power_supply: platform/chrome: wilco_ec: Add charging config driver

[kbuild test robot <lkp@intel.com>]

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Hi Nick,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.1-rc5 next-20190418]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Nick-Crews/power_supply-Add-more-charge-types-and-CHARGE_CONTROL_-properties/20190420-045118
config: i386-randconfig-x017-201915 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>


All errors (new ones prefixed by >>):

   drivers/platform/chrome/wilco_ec/core.c: In function 'wilco_ec_probe':
>> drivers/platform/chrome/wilco_ec/core.c:106:33: error: 'struct wilco_ec_device' has no member named 'kbbl_pdev'; did you mean 'rtc_pdev'?
     platform_device_unregister(ec->kbbl_pdev);
                                    ^~~~~~~~~
                                    rtc_pdev
   drivers/platform/chrome/wilco_ec/core.c:105:1: warning: label 'unregister_kbbl' defined but not used [-Wunused-label]
    unregister_kbbl:
    ^~~~~~~~~~~~~~~

vim +106 drivers/platform/chrome/wilco_ec/core.c

    40	
    41	static int wilco_ec_probe(struct platform_device *pdev)
    42	{
    43		struct device *dev = &pdev->dev;
    44		struct wilco_ec_device *ec;
    45		int ret;
    46	
    47		ec = devm_kzalloc(dev, sizeof(*ec), GFP_KERNEL);
    48		if (!ec)
    49			return -ENOMEM;
    50	
    51		platform_set_drvdata(pdev, ec);
    52		ec->dev = dev;
    53		mutex_init(&ec->mailbox_lock);
    54	
    55		/* Largest data buffer size requirement is extended data response */
    56		ec->data_size = sizeof(struct wilco_ec_response) +
    57			EC_MAILBOX_DATA_SIZE_EXTENDED;
    58		ec->data_buffer = devm_kzalloc(dev, ec->data_size, GFP_KERNEL);
    59		if (!ec->data_buffer)
    60			return -ENOMEM;
    61	
    62		/* Prepare access to IO regions provided by ACPI */
    63		ec->io_data = wilco_get_resource(pdev, 0);	/* Host Data */
    64		ec->io_command = wilco_get_resource(pdev, 1);	/* Host Command */
    65		ec->io_packet = wilco_get_resource(pdev, 2);	/* MEC EMI */
    66		if (!ec->io_data || !ec->io_command || !ec->io_packet)
    67			return -ENODEV;
    68	
    69		/* Initialize cros_ec register interface for communication */
    70		cros_ec_lpc_mec_init(ec->io_packet->start,
    71				     ec->io_packet->start + EC_MAILBOX_DATA_SIZE);
    72	
    73		/*
    74		 * Register a child device that will be found by the debugfs driver.
    75		 * Ignore failure.
    76		 */
    77		ec->debugfs_pdev = platform_device_register_data(dev,
    78								 "wilco-ec-debugfs",
    79								 PLATFORM_DEVID_AUTO,
    80								 NULL, 0);
    81	
    82		/* Register a child device that will be found by the RTC driver. */
    83		ec->rtc_pdev = platform_device_register_data(dev, "rtc-wilco-ec",
    84							     PLATFORM_DEVID_AUTO,
    85							     NULL, 0);
    86		if (IS_ERR(ec->rtc_pdev)) {
    87			dev_err(dev, "Failed to create RTC platform device\n");
    88			ret = PTR_ERR(ec->rtc_pdev);
    89			goto unregister_debugfs;
    90		}
    91	
    92		/* Register child device to be found by charging config driver. */
    93		ec->charging_pdev = platform_device_register_data(dev,
    94								  "wilco-ec-charging",
    95								  PLATFORM_DEVID_AUTO,
    96								  NULL, 0);
    97		if (IS_ERR(ec->charging_pdev)) {
    98			dev_err(dev, "Failed to create charging platform device\n");
    99			ret = PTR_ERR(ec->charging_pdev);
   100			goto unregister_rtc;
   101		}
   102	
   103		return 0;
   104	
   105	unregister_kbbl:
 > 106		platform_device_unregister(ec->kbbl_pdev);
   107	unregister_rtc:
   108		platform_device_unregister(ec->rtc_pdev);
   109	unregister_debugfs:
   110		if (ec->debugfs_pdev)
   111			platform_device_unregister(ec->debugfs_pdev);
   112		cros_ec_lpc_mec_destroy();
   113		return ret;
   114	}
   115	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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