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Message-ID: <202507130521.iaXBguXP-lkp@intel.com>
Date: Sun, 13 Jul 2025 06:16:04 +0800
From: kernel test robot <lkp@...el.com>
To: Antoniu Miclaus <antoniu.miclaus@...log.com>, jic23@...nel.org,
robh@...nel.org, conor+dt@...nel.org, devicetree@...r.kernel.org,
linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev,
Antoniu Miclaus <antoniu.miclaus@...log.com>
Subject: Re: [PATCH 3/3] iio: adc: add ade9000 support
Hi Antoniu,
kernel test robot noticed the following build warnings:
[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on robh/for-next linus/master v6.16-rc5 next-20250711]
[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/Antoniu-Miclaus/iio-add-power-and-energy-measurement-modifiers/20250712-022300
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link: https://lore.kernel.org/r/20250711130241.159143-4-antoniu.miclaus%40analog.com
patch subject: [PATCH 3/3] iio: adc: add ade9000 support
config: arc-randconfig-r133-20250713 (https://download.01.org/0day-ci/archive/20250713/202507130521.iaXBguXP-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 10.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250713/202507130521.iaXBguXP-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202507130521.iaXBguXP-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> drivers/iio/adc/ade9000.c:1176:40: sparse: sparse: cast truncates bits from constant value (100000 becomes 0)
drivers/iio/adc/ade9000.c:1185:40: sparse: sparse: cast truncates bits from constant value (200000 becomes 0)
drivers/iio/adc/ade9000.c:1194:40: sparse: sparse: cast truncates bits from constant value (400000 becomes 0)
drivers/iio/adc/ade9000.c:1203:40: sparse: sparse: cast truncates bits from constant value (800000 becomes 0)
drivers/iio/adc/ade9000.c:1212:40: sparse: sparse: cast truncates bits from constant value (1000000 becomes 0)
drivers/iio/adc/ade9000.c:1221:40: sparse: sparse: cast truncates bits from constant value (2000000 becomes 0)
drivers/iio/adc/ade9000.c:1230:40: sparse: sparse: cast truncates bits from constant value (40000 becomes 0)
drivers/iio/adc/ade9000.c:1249:12: sparse: sparse: context imbalance in 'ade9000_read_raw' - different lock contexts for basic block
>> drivers/iio/adc/ade9000.c:1761:9: sparse: sparse: dereference of noderef expression
>> drivers/iio/adc/ade9000.c:1761:9: sparse: sparse: dereference of noderef expression
vim +1176 drivers/iio/adc/ade9000.c
1051
1052 static irqreturn_t ade9000_irq1_thread(int irq, void *data)
1053 {
1054 struct iio_dev *indio_dev = data;
1055 struct ade9000_state *st = iio_priv(indio_dev);
1056 unsigned int bit = ADE9000_ST1_CROSSING_FIRST;
1057 s64 timestamp = iio_get_time_ns(indio_dev);
1058 u32 handled_irq = 0;
1059 u32 interrupts;
1060 u32 result;
1061 u32 status;
1062 u32 tmp;
1063 int ret;
1064
1065 if (!st->rst_done) {
1066 ret = regmap_read(st->regmap, ADE9000_REG_STATUS1, &result);
1067 if (ret)
1068 return ret;
1069
1070 if (result & ADE9000_ST1_RSTDONE_BIT)
1071 st->rst_done = true;
1072 else
1073 dev_err(&st->spi->dev, "Error testing reset done");
1074
1075 return IRQ_HANDLED;
1076 }
1077
1078 ret = regmap_read(st->regmap, ADE9000_REG_STATUS1, &status);
1079 if (ret)
1080 return IRQ_HANDLED;
1081
1082 ret = regmap_read(st->regmap, ADE9000_REG_MASK1, &interrupts);
1083 if (ret) {
1084 dev_err(&st->spi->dev, "IRQ1 read status fail");
1085 return IRQ_HANDLED;
1086 }
1087
1088 for_each_set_bit_from(bit, (unsigned long *)&interrupts,
1089 ADE9000_ST1_CROSSING_DEPTH){
1090 tmp = status & BIT(bit);
1091
1092 switch (tmp) {
1093 case ADE9000_ST1_ZXVA_BIT:
1094 iio_push_event(indio_dev,
1095 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1096 ADE9000_ST1_ZXVA_BIT,
1097 IIO_EV_TYPE_THRESH,
1098 IIO_EV_DIR_EITHER),
1099 timestamp);
1100 handled_irq |= ADE9000_ST1_ZXVA_BIT;
1101 break;
1102 case ADE9000_ST1_ZXTOVA_BIT:
1103 iio_push_event(indio_dev,
1104 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1105 ADE9000_ST1_ZXTOVA_BIT,
1106 IIO_EV_TYPE_THRESH,
1107 IIO_EV_DIR_EITHER),
1108 timestamp);
1109 handled_irq |= ADE9000_ST1_ZXTOVA_BIT;
1110 break;
1111 case ADE9000_ST1_ZXIA_BIT:
1112 iio_push_event(indio_dev,
1113 IIO_UNMOD_EVENT_CODE(IIO_CURRENT,
1114 ADE9000_ST1_ZXIA_BIT,
1115 IIO_EV_TYPE_THRESH,
1116 IIO_EV_DIR_EITHER),
1117 timestamp);
1118 handled_irq |= ADE9000_ST1_ZXIA_BIT;
1119 break;
1120 case ADE9000_ST1_ZXVB_BIT:
1121 iio_push_event(indio_dev,
1122 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1123 ADE9000_ST1_ZXVB_BIT,
1124 IIO_EV_TYPE_THRESH,
1125 IIO_EV_DIR_EITHER),
1126 timestamp);
1127 handled_irq |= ADE9000_ST1_ZXVB_BIT;
1128 break;
1129 case ADE9000_ST1_ZXTOVB_BIT:
1130 iio_push_event(indio_dev,
1131 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1132 ADE9000_ST1_ZXTOVB_BIT,
1133 IIO_EV_TYPE_THRESH,
1134 IIO_EV_DIR_EITHER),
1135 timestamp);
1136 handled_irq |= ADE9000_ST1_ZXTOVB_BIT;
1137 break;
1138 case ADE9000_ST1_ZXIB_BIT:
1139 iio_push_event(indio_dev,
1140 IIO_UNMOD_EVENT_CODE(IIO_CURRENT,
1141 ADE9000_ST1_ZXIB_BIT,
1142 IIO_EV_TYPE_THRESH,
1143 IIO_EV_DIR_EITHER),
1144 timestamp);
1145 handled_irq |= ADE9000_ST1_ZXIB_BIT;
1146 break;
1147 case ADE9000_ST1_ZXVC_BIT:
1148 iio_push_event(indio_dev,
1149 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1150 ADE9000_ST1_ZXVC_BIT,
1151 IIO_EV_TYPE_THRESH,
1152 IIO_EV_DIR_EITHER),
1153 timestamp);
1154 handled_irq |= ADE9000_ST1_ZXVC_BIT;
1155 break;
1156 case ADE9000_ST1_ZXTOVC_BIT:
1157 iio_push_event(indio_dev,
1158 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1159 ADE9000_ST1_ZXTOVC_BIT,
1160 IIO_EV_TYPE_THRESH,
1161 IIO_EV_DIR_EITHER),
1162 timestamp);
1163 handled_irq |= ADE9000_ST1_ZXTOVC_BIT;
1164 break;
1165 case ADE9000_ST1_ZXIC_BIT:
1166 iio_push_event(indio_dev,
1167 IIO_UNMOD_EVENT_CODE(IIO_CURRENT,
1168 ADE9000_ST1_ZXIC_BIT,
1169 IIO_EV_TYPE_THRESH,
1170 IIO_EV_DIR_EITHER),
1171 timestamp);
1172 handled_irq |= ADE9000_ST1_ZXIC_BIT;
1173 break;
1174 case ADE9000_ST1_SWELLA_BIT:
1175 iio_push_event(indio_dev,
> 1176 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1177 ADE9000_ST1_SWELLA_BIT,
1178 IIO_EV_TYPE_THRESH,
1179 IIO_EV_DIR_RISING),
1180 timestamp);
1181 handled_irq |= ADE9000_ST1_SWELLA_BIT;
1182 break;
1183 case ADE9000_ST1_SWELLB_BIT:
1184 iio_push_event(indio_dev,
1185 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1186 ADE9000_ST1_SWELLB_BIT,
1187 IIO_EV_TYPE_THRESH,
1188 IIO_EV_DIR_RISING),
1189 timestamp);
1190 handled_irq |= ADE9000_ST1_SWELLB_BIT;
1191 break;
1192 case ADE9000_ST1_SWELLC_BIT:
1193 iio_push_event(indio_dev,
1194 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1195 ADE9000_ST1_SWELLC_BIT,
1196 IIO_EV_TYPE_THRESH,
1197 IIO_EV_DIR_RISING),
1198 timestamp);
1199 handled_irq |= ADE9000_ST1_SWELLC_BIT;
1200 break;
1201 case ADE9000_ST1_DIPA_BIT:
1202 iio_push_event(indio_dev,
1203 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1204 ADE9000_ST1_DIPA_BIT,
1205 IIO_EV_TYPE_THRESH,
1206 IIO_EV_DIR_FALLING),
1207 timestamp);
1208 handled_irq |= ADE9000_ST1_DIPA_BIT;
1209 break;
1210 case ADE9000_ST1_DIPB_BIT:
1211 iio_push_event(indio_dev,
1212 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1213 ADE9000_ST1_DIPB_BIT,
1214 IIO_EV_TYPE_THRESH,
1215 IIO_EV_DIR_FALLING),
1216 timestamp);
1217 handled_irq |= ADE9000_ST1_DIPB_BIT;
1218 break;
1219 case ADE9000_ST1_DIPC_BIT:
1220 iio_push_event(indio_dev,
1221 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1222 ADE9000_ST1_DIPC_BIT,
1223 IIO_EV_TYPE_THRESH,
1224 IIO_EV_DIR_FALLING),
1225 timestamp);
1226 handled_irq |= ADE9000_ST1_DIPC_BIT;
1227 break;
1228 case ADE9000_ST1_SEQERR_BIT:
1229 iio_push_event(indio_dev,
1230 IIO_UNMOD_EVENT_CODE(IIO_VOLTAGE,
1231 ADE9000_ST1_SEQERR_BIT,
1232 IIO_EV_TYPE_CHANGE,
1233 IIO_EV_DIR_NONE),
1234 timestamp);
1235 handled_irq |= ADE9000_ST1_SEQERR_BIT;
1236 break;
1237 default:
1238 return IRQ_HANDLED;
1239 }
1240 }
1241
1242 ret = regmap_write(st->regmap, ADE9000_REG_STATUS1, handled_irq);
1243 if (ret)
1244 return ret;
1245
1246 return IRQ_HANDLED;
1247 }
1248
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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