Re: [PATCH 3/6] phy: phy-of-simple: Add support for simple generic phy driver

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Hi Faiz,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on net-next/master]
[also build test ERROR on v4.19 next-20181102]
[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/Faiz-Abbas/Add-Support-for-MCAN-transceivers-in-AM65x-evm/20181103-103548
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=sh 

All error/warnings (new ones prefixed by >>):

   In file included from drivers//phy/phy-of-simple.c:10:0:
>> drivers//phy/phy-of-simple.c:76:25: error: 'phy_simple_phy_dt_ids' undeclared here (not in a function); did you mean 'phy_simple_dt_ids'?
    MODULE_DEVICE_TABLE(of, phy_simple_phy_dt_ids);
                            ^
   include/linux/module.h:213:15: note: in definition of macro 'MODULE_DEVICE_TABLE'
    extern typeof(name) __mod_##type##__##name##_device_table  \
                  ^~~~
>> include/linux/module.h:213:21: error: '__mod_of__phy_simple_phy_dt_ids_device_table' aliased to undefined symbol 'phy_simple_phy_dt_ids'
    extern typeof(name) __mod_##type##__##name##_device_table  \
                        ^
>> drivers//phy/phy-of-simple.c:76:1: note: in expansion of macro 'MODULE_DEVICE_TABLE'
    MODULE_DEVICE_TABLE(of, phy_simple_phy_dt_ids);
    ^~~~~~~~~~~~~~~~~~~
--
   In file included from drivers/phy/phy-of-simple.c:10:0:
   drivers/phy/phy-of-simple.c:76:25: error: 'phy_simple_phy_dt_ids' undeclared here (not in a function); did you mean 'phy_simple_dt_ids'?
    MODULE_DEVICE_TABLE(of, phy_simple_phy_dt_ids);
                            ^
   include/linux/module.h:213:15: note: in definition of macro 'MODULE_DEVICE_TABLE'
    extern typeof(name) __mod_##type##__##name##_device_table  \
                  ^~~~
>> include/linux/module.h:213:21: error: '__mod_of__phy_simple_phy_dt_ids_device_table' aliased to undefined symbol 'phy_simple_phy_dt_ids'
    extern typeof(name) __mod_##type##__##name##_device_table  \
                        ^
   drivers/phy/phy-of-simple.c:76:1: note: in expansion of macro 'MODULE_DEVICE_TABLE'
    MODULE_DEVICE_TABLE(of, phy_simple_phy_dt_ids);
    ^~~~~~~~~~~~~~~~~~~

vim +76 drivers//phy/phy-of-simple.c

  > 10	#include <linux/module.h>
    11	#include <linux/regulator/consumer.h>
    12	
    13	static int phy_simple_power_on(struct phy *phy)
    14	{
    15		if (phy->pwr)
    16			return regulator_enable(phy->pwr);
    17	
    18		return 0;
    19	}
    20	
    21	static int phy_simple_power_off(struct phy *phy)
    22	{
    23		if (phy->pwr)
    24			return regulator_disable(phy->pwr);
    25	
    26		return 0;
    27	}
    28	
    29	static const struct phy_ops phy_simple_ops = {
    30		.power_on	= phy_simple_power_on,
    31		.power_off	= phy_simple_power_off,
    32		.owner		= THIS_MODULE,
    33	};
    34	
    35	int phy_simple_probe(struct platform_device *pdev)
    36	{
    37		struct phy_provider *phy_provider;
    38		struct device *dev = &pdev->dev;
    39		struct regulator *pwr = NULL;
    40		struct phy *phy;
    41		u32 bus_width = 0;
    42		u32 max_bitrate = 0;
    43		int ret;
    44	
    45		phy = devm_phy_create(dev, dev->of_node,
    46					      &phy_simple_ops);
    47	
    48		if (IS_ERR(phy)) {
    49			dev_err(dev, "Failed to create phy\n");
    50			return PTR_ERR(phy);
    51		}
    52	
    53		device_property_read_u32(dev, "bus-width", &bus_width);
    54		phy->attrs.bus_width = bus_width;
    55		device_property_read_u32(dev, "max-bitrate", &max_bitrate);
    56		phy->attrs.max_bitrate = max_bitrate;
    57	
    58		pwr = devm_regulator_get_optional(dev, "pwr");
    59		if (IS_ERR(pwr)) {
    60			ret = PTR_ERR(pwr);
    61			dev_err(dev, "Couldn't get regulator. ret=%d\n", ret);
    62			return ret;
    63		}
    64		phy->pwr = pwr;
    65	
    66		phy_provider = devm_of_phy_provider_register(dev, of_phy_simple_xlate);
    67	
    68		return PTR_ERR_OR_ZERO(phy_provider);
    69	}
    70	
    71	static const struct of_device_id phy_simple_dt_ids[] = {
    72		{ .compatible = "simple-phy"},
    73		{}
    74	};
    75	
  > 76	MODULE_DEVICE_TABLE(of, phy_simple_phy_dt_ids);
    77	

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

Attachment: .config.gz
Description: application/gzip


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