Re: [PATCH v6] mfd: mt6360: add pmic mt6360 driver

[kbuild test robot]

Hi Gene,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on ljones-mfd/for-mfd-next]
[also build test ERROR on v5.5-rc3 next-20191220]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Gene-Chen/mfd-mt6360-add-pmic-mt6360-driver/20191226-040639
base:   https://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git for-mfd-next
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gcc (GCC) 7.5.0
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=7.5.0 make.cross ARCH=m68k 

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

All errors (new ones prefixed by >>):

   drivers//mfd/mt6360-core.c: In function 'mt6360_pmu_probe':
>> drivers//mfd/mt6360-core.c:352:12: error: 'IRQF_TRIGGER_FALLING' undeclared (first use in this function); did you mean 'IRQD_TRIGGER_MASK'?
               IRQF_TRIGGER_FALLING, 0,
               ^~~~~~~~~~~~~~~~~~~~
               IRQD_TRIGGER_MASK
   drivers//mfd/mt6360-core.c:352:12: note: each undeclared identifier is reported only once for each function it appears in
   drivers//mfd/mt6360-core.c: In function 'mt6360_pmu_suspend':
>> drivers//mfd/mt6360-core.c:390:3: error: implicit declaration of function 'enable_irq_wake'; did you mean 'local_irq_save'? [-Werror=implicit-function-declaration]
      enable_irq_wake(i2c->irq);
      ^~~~~~~~~~~~~~~
      local_irq_save
   drivers//mfd/mt6360-core.c: In function 'mt6360_pmu_resume':
>> drivers//mfd/mt6360-core.c:401:3: error: implicit declaration of function 'disable_irq_wake'; did you mean 'local_irq_save'? [-Werror=implicit-function-declaration]
      disable_irq_wake(i2c->irq);
      ^~~~~~~~~~~~~~~~
      local_irq_save
   cc1: some warnings being treated as errors

vim +352 drivers//mfd/mt6360-core.c

   318	
   319	static int mt6360_pmu_probe(struct i2c_client *client)
   320	{
   321		struct mt6360_pmu_data *mpd;
   322		unsigned int reg_data;
   323		int i, ret;
   324	
   325		mpd = devm_kzalloc(&client->dev, sizeof(*mpd), GFP_KERNEL);
   326		if (!mpd)
   327			return -ENOMEM;
   328	
   329		mpd->dev = &client->dev;
   330		i2c_set_clientdata(client, mpd);
   331	
   332		mpd->regmap = devm_regmap_init_i2c(client, &mt6360_pmu_regmap_config);
   333		if (IS_ERR(mpd->regmap)) {
   334			dev_err(&client->dev, "Failed to register regmap\n");
   335			return PTR_ERR(mpd->regmap);
   336		}
   337	
   338		ret = regmap_read(mpd->regmap, MT6360_PMU_DEV_INFO, &reg_data);
   339		if (ret) {
   340			dev_err(&client->dev, "Device not found\n");
   341			return ret;
   342		}
   343	
   344		mpd->chip_rev = reg_data & CHIP_REV_MASK;
   345		if (mpd->chip_rev != CHIP_VEN_MT6360) {
   346			dev_err(&client->dev, "Device not supported\n");
   347			return -ENODEV;
   348		}
   349	
   350		mt6360_pmu_irq_chip.irq_drv_data = mpd;
   351		ret = devm_regmap_add_irq_chip(&client->dev, mpd->regmap, client->irq,
 > 352					       IRQF_TRIGGER_FALLING, 0,
   353					       &mt6360_pmu_irq_chip, &mpd->irq_data);
   354		if (ret) {
   355			dev_err(&client->dev, "Failed to add Regmap IRQ Chip\n");
   356			return ret;
   357		}
   358	
   359		mpd->i2c[0] = client;
   360		for (i = 1; i < MT6360_SLAVE_MAX; i++) {
   361			mpd->i2c[i] = devm_i2c_new_dummy_device(&client->dev,
   362								client->adapter,
   363								mt6360_slave_addr[i]);
   364			if (IS_ERR(mpd->i2c[i])) {
   365				dev_err(&client->dev,
   366					"Failed to get new dummy I2C device for address 0x%x",
   367					mt6360_slave_addr[i]);
   368				return PTR_ERR(mpd->i2c[i]);
   369			}
   370			i2c_set_clientdata(mpd->i2c[i], mpd);
   371		}
   372	
   373		ret = devm_mfd_add_devices(&client->dev, PLATFORM_DEVID_AUTO,
   374					   mt6360_devs, ARRAY_SIZE(mt6360_devs), NULL,
   375					   0, regmap_irq_get_domain(mpd->irq_data));
   376		if (ret) {
   377			dev_err(&client->dev,
   378				"Failed to register subordinate devices\n");
   379			return ret;
   380		}
   381	
   382		return 0;
   383	}
   384	
   385	static int __maybe_unused mt6360_pmu_suspend(struct device *dev)
   386	{
   387		struct i2c_client *i2c = to_i2c_client(dev);
   388	
   389		if (device_may_wakeup(dev))
 > 390			enable_irq_wake(i2c->irq);
   391	
   392		return 0;
   393	}
   394	
   395	static int __maybe_unused mt6360_pmu_resume(struct device *dev)
   396	{
   397	
   398		struct i2c_client *i2c = to_i2c_client(dev);
   399	
   400		if (device_may_wakeup(dev))
 > 401			disable_irq_wake(i2c->irq);
   402	
   403		return 0;
   404	}
   405	

---
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