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SubjectRe: [PATCH v1 1/1] leds: mt6360: Get rid of custom led_init_default_state_get()
Hi Andy,

I love your patch! Yet something to improve:

[auto build test ERROR on pavel-leds/for-next]
[also build test ERROR on linus/master v5.19 next-20220728]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Andy-Shevchenko/leds-mt6360-Get-rid-of-custom-led_init_default_state_get/20220803-052854
base: git://git.kernel.org/pub/scm/linux/kernel/git/pavel/linux-leds.git for-next
config: arc-randconfig-r043-20220802 (https://download.01.org/0day-ci/archive/20220803/202208030728.Yo6CynF9-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/260d7c20cbd2b5da92dfa5ffa7c73499661c838f
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Andy-Shevchenko/leds-mt6360-Get-rid-of-custom-led_init_default_state_get/20220803-052854
git checkout 260d7c20cbd2b5da92dfa5ffa7c73499661c838f
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash drivers/leds/flash/

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

All errors (new ones prefixed by >>):

drivers/leds/flash/leds-mt6360.c: In function 'mt6360_led_probe':
>> drivers/leds/flash/leds-mt6360.c:832:38: error: implicit declaration of function 'led_init_default_state_get'; did you mean 'led_get_default_pattern'? [-Werror=implicit-function-declaration]
832 | led->default_state = led_init_default_state_get(child);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
| led_get_default_pattern
cc1: some warnings being treated as errors


vim +832 drivers/leds/flash/leds-mt6360.c

770
771 static int mt6360_led_probe(struct platform_device *pdev)
772 {
773 struct mt6360_priv *priv;
774 struct fwnode_handle *child;
775 size_t count;
776 int i = 0, ret;
777
778 count = device_get_child_node_count(&pdev->dev);
779 if (!count || count > MT6360_MAX_LEDS) {
780 dev_err(&pdev->dev,
781 "No child node or node count over max led number %zu\n",
782 count);
783 return -EINVAL;
784 }
785
786 priv = devm_kzalloc(&pdev->dev,
787 struct_size(priv, leds, count), GFP_KERNEL);
788 if (!priv)
789 return -ENOMEM;
790
791 priv->leds_count = count;
792 priv->dev = &pdev->dev;
793 mutex_init(&priv->lock);
794
795 priv->regmap = dev_get_regmap(pdev->dev.parent, NULL);
796 if (!priv->regmap) {
797 dev_err(&pdev->dev, "Failed to get parent regmap\n");
798 return -ENODEV;
799 }
800
801 device_for_each_child_node(&pdev->dev, child) {
802 struct mt6360_led *led = priv->leds + i;
803 struct led_init_data init_data = { .fwnode = child, };
804 u32 reg, led_color;
805
806 ret = fwnode_property_read_u32(child, "color", &led_color);
807 if (ret)
808 goto out_flash_release;
809
810 if (led_color == LED_COLOR_ID_RGB ||
811 led_color == LED_COLOR_ID_MULTI)
812 reg = MT6360_VIRTUAL_MULTICOLOR;
813 else {
814 ret = fwnode_property_read_u32(child, "reg", &reg);
815 if (ret)
816 goto out_flash_release;
817
818 if (reg >= MT6360_MAX_LEDS) {
819 ret = -EINVAL;
820 goto out_flash_release;
821 }
822 }
823
824 if (priv->leds_active & BIT(reg)) {
825 ret = -EINVAL;
826 goto out_flash_release;
827 }
828 priv->leds_active |= BIT(reg);
829
830 led->led_no = reg;
831 led->priv = priv;
> 832 led->default_state = led_init_default_state_get(child);
833
834 if (reg == MT6360_VIRTUAL_MULTICOLOR ||
835 reg <= MT6360_LED_ISNKML)
836 ret = mt6360_init_isnk_properties(led, &init_data);
837 else
838 ret = mt6360_init_flash_properties(led, &init_data);
839
840 if (ret)
841 goto out_flash_release;
842
843 ret = mt6360_led_register(&pdev->dev, led, &init_data);
844 if (ret)
845 goto out_flash_release;
846
847 i++;
848 }
849
850 platform_set_drvdata(pdev, priv);
851 return 0;
852
853 out_flash_release:
854 mt6360_v4l2_flash_release(priv);
855 return ret;
856 }
857

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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