sound/soc/codecs/tlv320aic32x4.c:1202:18: warning: cast to smaller integer type 'enum aic32x4_type' from 'void *'

[kernel test robot <lkp@intel.com>]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6b75d88fa81b122cce37ebf17428a849ccd3d0f1
commit: 688d47cdd9344b1485eb28c2a7aa99743ed529a3 ASoC: tlv320aic32x4: add type to device private data struct
date:   5 months ago
config: arm64-randconfig-r015-20210927 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project dc6e8dfdfe7efecfda318d43a06fae18b40eb498)
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
        # install arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=688d47cdd9344b1485eb28c2a7aa99743ed529a3
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 688d47cdd9344b1485eb28c2a7aa99743ed529a3
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm64 

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

All warnings (new ones prefixed by >>):

>> sound/soc/codecs/tlv320aic32x4.c:1202:18: warning: cast to smaller integer type 'enum aic32x4_type' from 'void *' [-Wvoid-pointer-to-enum-cast]
           aic32x4->type = (enum aic32x4_type)dev_get_drvdata(dev);
                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   1 warning generated.


vim +1202 sound/soc/codecs/tlv320aic32x4.c

  1185	
  1186	int aic32x4_probe(struct device *dev, struct regmap *regmap)
  1187	{
  1188		struct aic32x4_priv *aic32x4;
  1189		struct aic32x4_pdata *pdata = dev->platform_data;
  1190		struct device_node *np = dev->of_node;
  1191		int ret;
  1192	
  1193		if (IS_ERR(regmap))
  1194			return PTR_ERR(regmap);
  1195	
  1196		aic32x4 = devm_kzalloc(dev, sizeof(struct aic32x4_priv),
  1197					   GFP_KERNEL);
  1198		if (aic32x4 == NULL)
  1199			return -ENOMEM;
  1200	
  1201		aic32x4->dev = dev;
> 1202		aic32x4->type = (enum aic32x4_type)dev_get_drvdata(dev);
  1203	
  1204		dev_set_drvdata(dev, aic32x4);
  1205	
  1206		if (pdata) {
  1207			aic32x4->power_cfg = pdata->power_cfg;
  1208			aic32x4->swapdacs = pdata->swapdacs;
  1209			aic32x4->micpga_routing = pdata->micpga_routing;
  1210			aic32x4->rstn_gpio = pdata->rstn_gpio;
  1211			aic32x4->mclk_name = "mclk";
  1212		} else if (np) {
  1213			ret = aic32x4_parse_dt(aic32x4, np);
  1214			if (ret) {
  1215				dev_err(dev, "Failed to parse DT node\n");
  1216				return ret;
  1217			}
  1218		} else {
  1219			aic32x4->power_cfg = 0;
  1220			aic32x4->swapdacs = false;
  1221			aic32x4->micpga_routing = 0;
  1222			aic32x4->rstn_gpio = -1;
  1223			aic32x4->mclk_name = "mclk";
  1224		}
  1225	
  1226		if (gpio_is_valid(aic32x4->rstn_gpio)) {
  1227			ret = devm_gpio_request_one(dev, aic32x4->rstn_gpio,
  1228					GPIOF_OUT_INIT_LOW, "tlv320aic32x4 rstn");
  1229			if (ret != 0)
  1230				return ret;
  1231		}
  1232	
  1233		ret = aic32x4_setup_regulators(dev, aic32x4);
  1234		if (ret) {
  1235			dev_err(dev, "Failed to setup regulators\n");
  1236			return ret;
  1237		}
  1238	
  1239		if (gpio_is_valid(aic32x4->rstn_gpio)) {
  1240			ndelay(10);
  1241			gpio_set_value_cansleep(aic32x4->rstn_gpio, 1);
  1242			mdelay(1);
  1243		}
  1244	
  1245		ret = regmap_write(regmap, AIC32X4_RESET, 0x01);
  1246		if (ret)
  1247			goto err_disable_regulators;
  1248	
  1249		ret = aic32x4_register_clocks(dev, aic32x4->mclk_name);
  1250		if (ret)
  1251			goto err_disable_regulators;
  1252	
  1253		ret = devm_snd_soc_register_component(dev,
  1254				&soc_component_dev_aic32x4, &aic32x4_dai, 1);
  1255		if (ret) {
  1256			dev_err(dev, "Failed to register component\n");
  1257			goto err_disable_regulators;
  1258		}
  1259	
  1260		return 0;
  1261	
  1262	err_disable_regulators:
  1263		aic32x4_disable_regulators(aic32x4);
  1264	
  1265		return ret;
  1266	}
  1267	EXPORT_SYMBOL(aic32x4_probe);
  1268	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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