Hi Chen, [auto build test WARNING on v4.4-rc8] [also build test WARNING on next-20160104] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Chen-Feng/Add-Support-for-Hi6220-PMIC-Hi6553-MFD-Core/20160104-203635 config: parisc-allmodconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=parisc All warnings (new ones prefixed by >>): In file included from include/linux/platform_device.h:14:0, from drivers/mfd/hi655x-pmic.c:19: include/linux/device.h:1329:1: warning: data definition has no type or storage class module_init(__driver##_init); \ ^ include/linux/platform_device.h:222:2: note: in expansion of macro 'module_driver' module_driver(__platform_driver, platform_driver_register, \ ^ >> drivers/mfd/hi655x-pmic.c:156:1: note: in expansion of macro >> 'module_platform_driver' module_platform_driver(hi655x_pmic_driver); ^ include/linux/device.h:1329:1: error: type defaults to 'int' in declaration of 'module_init' [-Werror=implicit-int] module_init(__driver##_init); \ ^ include/linux/platform_device.h:222:2: note: in expansion of macro 'module_driver' module_driver(__platform_driver, platform_driver_register, \ ^ >> drivers/mfd/hi655x-pmic.c:156:1: note: in expansion of macro >> 'module_platform_driver' module_platform_driver(hi655x_pmic_driver); ^ drivers/mfd/hi655x-pmic.c:156:1: warning: parameter names (without types) in function declaration In file included from include/linux/platform_device.h:14:0, from drivers/mfd/hi655x-pmic.c:19: include/linux/device.h:1334:1: warning: data definition has no type or storage class module_exit(__driver##_exit); ^ include/linux/platform_device.h:222:2: note: in expansion of macro 'module_driver' module_driver(__platform_driver, platform_driver_register, \ ^ >> drivers/mfd/hi655x-pmic.c:156:1: note: in expansion of macro >> 'module_platform_driver' module_platform_driver(hi655x_pmic_driver); ^ include/linux/device.h:1334:1: error: type defaults to 'int' in declaration of 'module_exit' [-Werror=implicit-int] module_exit(__driver##_exit); ^ include/linux/platform_device.h:222:2: note: in expansion of macro 'module_driver' module_driver(__platform_driver, platform_driver_register, \ ^ >> drivers/mfd/hi655x-pmic.c:156:1: note: in expansion of macro >> 'module_platform_driver' module_platform_driver(hi655x_pmic_driver); ^ drivers/mfd/hi655x-pmic.c:156:1: warning: parameter names (without types) in function declaration drivers/mfd/hi655x-pmic.c:158:15: error: expected declaration specifiers or '...' before string constant MODULE_AUTHOR("Chen Feng <puck.c...@hisilicon.com>"); ^ drivers/mfd/hi655x-pmic.c:159:20: error: expected declaration specifiers or '...' before string constant MODULE_DESCRIPTION("Hisi hi655x pmic driver"); ^ drivers/mfd/hi655x-pmic.c:160:16: error: expected declaration specifiers or '...' before string constant MODULE_LICENSE("GPL v2"); ^ In file included from include/linux/platform_device.h:14:0, from drivers/mfd/hi655x-pmic.c:19: drivers/mfd/hi655x-pmic.c:156:24: warning: 'hi655x_pmic_driver_init' defined but not used [-Wunused-function] module_platform_driver(hi655x_pmic_driver); ^ include/linux/device.h:1325:19: note: in definition of macro 'module_driver' static int __init __driver##_init(void) \ ^ >> drivers/mfd/hi655x-pmic.c:156:1: note: in expansion of macro >> 'module_platform_driver' module_platform_driver(hi655x_pmic_driver); ^ drivers/mfd/hi655x-pmic.c:156:24: warning: 'hi655x_pmic_driver_exit' defined but not used [-Wunused-function] module_platform_driver(hi655x_pmic_driver); ^ include/linux/device.h:1330:20: note: in definition of macro 'module_driver' static void __exit __driver##_exit(void) \ ^ >> drivers/mfd/hi655x-pmic.c:156:1: note: in expansion of macro >> 'module_platform_driver' module_platform_driver(hi655x_pmic_driver); ^ cc1: some warnings being treated as errors vim +/module_platform_driver +156 drivers/mfd/hi655x-pmic.c 13 14 #include <linux/io.h> 15 #include <linux/interrupt.h> 16 #include <linux/init.h> 17 #include <linux/gpio.h> 18 #include <linux/of_gpio.h> > 19 #include <linux/platform_device.h> 20 #include <linux/of_platform.h> 21 #include <linux/mfd/hi655x-pmic.h> 22 #include <linux/regmap.h> 23 24 static const struct of_device_id of_hi655x_pmic_child_match_tbl[] = { 25 { .compatible = "hisilicon,hi655x-regulator", }, 26 {}, 27 }; 28 29 static const struct of_device_id of_hi655x_pmic_match_tbl[] = { 30 { .compatible = "hisilicon,hi655x-pmic", }, 31 {}, 32 }; 33 34 static const struct regmap_irq hi655x_irqs[] = { 35 { .reg_offset = 0, .mask = OTMP_D1R_INT }, 36 { .reg_offset = 0, .mask = VSYS_2P5_R_INT }, 37 { .reg_offset = 0, .mask = VSYS_UV_D3R_INT }, 38 { .reg_offset = 0, .mask = VSYS_6P0_D200UR_INT }, 39 { .reg_offset = 0, .mask = PWRON_D4SR_INT }, 40 { .reg_offset = 0, .mask = PWRON_D20F_INT }, 41 { .reg_offset = 0, .mask = PWRON_D20R_INT }, 42 { .reg_offset = 0, .mask = RESERVE_INT }, 43 }; 44 45 static const struct regmap_irq_chip hi655x_irq_chip = { 46 .name = "hi655x-pmic", 47 .irqs = hi655x_irqs, 48 .num_regs = 1, 49 .num_irqs = ARRAY_SIZE(hi655x_irqs), 50 .status_base = HI655X_IRQ_STAT_BASE, 51 .mask_base = HI655X_IRQ_MASK_BASE, 52 }; 53 54 static unsigned int hi655x_pmic_get_version(struct hi655x_pmic *pmic) 55 { 56 u32 val; 57 58 regmap_read(pmic->regmap, 59 HI655X_BUS_ADDR(HI655X_VER_REG), &val); 60 61 return val; 62 } 63 64 static struct regmap_config hi655x_regmap_config = { 65 .reg_bits = 32, 66 .reg_stride = HI655X_STRIDE, 67 .val_bits = 8, 68 .max_register = HI655X_BUS_ADDR(0xFFF), 69 }; 70 71 static void hi655x_local_irq_clear(struct regmap *map) 72 { 73 int i; 74 75 regmap_write(map, HI655X_ANA_IRQM_BASE, HI655X_IRQ_CLR); 76 for (i = 0; i < HI655X_IRQ_ARRAY; i++) { 77 regmap_write(map, HI655X_IRQ_STAT_BASE + i * HI655X_STRIDE, 78 HI655X_IRQ_CLR); 79 } 80 } 81 82 static int hi655x_pmic_probe(struct platform_device *pdev) 83 { 84 int ret; 85 struct hi655x_pmic *pmic; 86 struct device *dev = &pdev->dev; 87 struct device_node *np = dev->of_node; 88 void __iomem *base; 89 90 pmic = devm_kzalloc(dev, sizeof(*pmic), GFP_KERNEL); 91 pmic->dev = dev; 92 93 pmic->res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 94 if (!pmic->res) { 95 dev_err(dev, "platform_get_resource err\n"); 96 return -ENOENT; 97 } 98 base = devm_ioremap_resource(dev, pmic->res); 99 if (!base) { 100 dev_err(dev, "cannot map register memory\n"); 101 return -ENOMEM; 102 } 103 pmic->regmap = devm_regmap_init_mmio_clk(dev, NULL, base, 104 &hi655x_regmap_config); 105 106 pmic->ver = hi655x_pmic_get_version(pmic); 107 if ((pmic->ver < PMU_VER_START) || (pmic->ver > PMU_VER_END)) { 108 dev_warn(dev, "it is wrong pmu version\n"); 109 return -EINVAL; 110 } 111 112 hi655x_local_irq_clear(pmic->regmap); 113 114 pmic->gpio = of_get_named_gpio(np, "pmic-gpios", 0); 115 if (!gpio_is_valid(pmic->gpio)) { 116 dev_err(dev, "cannot get the pmic-gpios\n"); 117 return -ENODEV; 118 } 119 120 ret = devm_gpio_request_one(dev, pmic->gpio, GPIOF_IN, "hi655x_pmic_irq"); 121 if (ret < 0) { 122 dev_err(dev, "failed to request gpio %d ret = %d\n", 123 pmic->gpio, ret); 124 return ret; 125 } 126 127 ret = regmap_add_irq_chip(pmic->regmap, gpio_to_irq(pmic->gpio), 128 IRQF_TRIGGER_LOW | IRQF_NO_SUSPEND, 0, 129 &hi655x_irq_chip, &pmic->irq_data); 130 if (ret) { 131 dev_err(dev, "add pmic irq chip error! ret %d\n", ret); 132 return ret; 133 } 134 135 /* bind pmic to device */ 136 platform_set_drvdata(pdev, pmic); 137 138 /* populate sub nodes */ 139 ret = of_platform_populate(np, of_hi655x_pmic_child_match_tbl, 140 NULL, dev); 141 if (ret) { 142 regmap_del_irq_chip(pmic->irq, pmic->irq_data); 143 return ret; 144 } 145 146 return 0; 147 } 148 149 static struct platform_driver hi655x_pmic_driver = { 150 .driver = { 151 .name = "hi655x-pmic", 152 .of_match_table = of_hi655x_pmic_match_tbl, 153 }, 154 .probe = hi655x_pmic_probe, 155 }; > 156 module_platform_driver(hi655x_pmic_driver); 157 158 MODULE_AUTHOR("Chen Feng <puck.c...@hisilicon.com>"); 159 MODULE_DESCRIPTION("Hisi hi655x pmic driver"); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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