Hi Sam, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on at91/at91-next] [also build test WARNING on v4.18 next-20180813] [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/Sam-Ravnborg/add-at91sam9-LCDC-DRM-driver/20180814-163056 base: https://git.kernel.org/pub/scm/linux/kernel/git/nferre/linux-at91.git at91-next config: sparc64-allyesconfig (attached as .config) compiler: sparc64-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=sparc64 All warnings (new ones prefixed by >>): drivers/mfd/atmel-lcdc.c: In function 'lcdc_probe': >> drivers/mfd/atmel-lcdc.c:127:32: warning: format '%d' expects argument of >> type 'int', but argument 3 has type 'long unsigned int' [-Wformat=] dev_err(dev, "Failed to add %d mfd devices (%d)\n", ~^ %ld vim +127 drivers/mfd/atmel-lcdc.c 66 67 static int lcdc_probe(struct platform_device *pdev) 68 { 69 struct atmel_mfd_lcdc *lcdc; 70 struct lcdc_regmap *regmap; 71 struct resource *res; 72 struct device *dev; 73 int ret; 74 75 dev = &pdev->dev; 76 77 regmap = devm_kzalloc(dev, sizeof(*regmap), GFP_KERNEL); 78 if (!regmap) 79 return -ENOMEM; 80 81 lcdc = devm_kzalloc(dev, sizeof(*lcdc), GFP_KERNEL); 82 if (!lcdc) 83 return -ENOMEM; 84 85 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 86 regmap->regs = devm_ioremap_resource(dev, res); 87 if (IS_ERR(regmap->regs)) { 88 dev_err(dev, "Failed to allocate IO mem (%ld)\n", 89 PTR_ERR(regmap->regs)); 90 return PTR_ERR(regmap->regs); 91 } 92 93 lcdc->irq = platform_get_irq(pdev, 0); 94 if (lcdc->irq < 0) { 95 dev_err(dev, "Failed to get irq (%d)\n", lcdc->irq); 96 return lcdc->irq; 97 } 98 99 lcdc->lcdc_clk = devm_clk_get(dev, "lcdc_clk"); 100 if (IS_ERR(lcdc->lcdc_clk)) { 101 dev_err(dev, "failed to get lcdc clock (%ld)\n", 102 PTR_ERR(lcdc->lcdc_clk)); 103 return PTR_ERR(lcdc->lcdc_clk); 104 } 105 106 lcdc->bus_clk = devm_clk_get(dev, "hclk"); 107 if (IS_ERR(lcdc->bus_clk)) { 108 dev_err(dev, "failed to get bus clock (%ld)\n", 109 PTR_ERR(lcdc->bus_clk)); 110 return PTR_ERR(lcdc->bus_clk); 111 } 112 113 lcdc->regmap = devm_regmap_init(dev, NULL, regmap, 114 &lcdc_regmap_config); 115 if (IS_ERR(lcdc->regmap)) { 116 dev_err(dev, "Failed to init regmap (%ld)\n", 117 PTR_ERR(lcdc->regmap)); 118 return PTR_ERR(lcdc->regmap); 119 } 120 121 dev_set_drvdata(dev, lcdc); 122 123 ret = devm_mfd_add_devices(dev, PLATFORM_DEVID_NONE, 124 lcdc_cells, ARRAY_SIZE(lcdc_cells), 125 NULL, 0, NULL); 126 if (ret < 0) > 127 dev_err(dev, "Failed to add %d mfd devices (%d)\n", 128 ARRAY_SIZE(lcdc_cells), ret); 129 130 return ret; 131 } 132 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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