Hi Jorge, kernel test robot noticed the following build warnings: [auto build test WARNING on aac287ec80d71a7ab7e44c936a434625417c3e30] url: https://github.com/intel-lab-lkp/linux/commits/Jorge-Marques/iio-code-mark-iio_dev-as-const-in-iio_buffer_enabled/20250306-220719 base: aac287ec80d71a7ab7e44c936a434625417c3e30 patch link: https://lore.kernel.org/r/20250306-iio-driver-ad4052-v1-4-2badad30116c%40analog.com patch subject: [PATCH 4/4] iio: adc: add support for ad4052 config: powerpc-randconfig-r132-20250307 (https://download.01.org/0day-ci/archive/20250307/202503072008.ysqhEBaX-lkp@xxxxxxxxx/config) compiler: powerpc-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20250307/202503072008.ysqhEBaX-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202503072008.ysqhEBaX-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/iio/adc/ad4052.c:357:31: sparse: sparse: symbol 'ad4050_chip_info' was not declared. Should it be static? >> drivers/iio/adc/ad4052.c:366:31: sparse: sparse: symbol 'ad4052_chip_info' was not declared. Should it be static? >> drivers/iio/adc/ad4052.c:375:31: sparse: sparse: symbol 'ad4056_chip_info' was not declared. Should it be static? >> drivers/iio/adc/ad4052.c:384:31: sparse: sparse: symbol 'ad4058_chip_info' was not declared. Should it be static? >> drivers/iio/adc/ad4052.c:711:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected int @@ got restricted __be16 [usertype] d16 @@ drivers/iio/adc/ad4052.c:711:22: sparse: expected int drivers/iio/adc/ad4052.c:711:22: sparse: got restricted __be16 [usertype] d16 >> drivers/iio/adc/ad4052.c:715:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected int @@ got restricted __be32 [usertype] d32 @@ drivers/iio/adc/ad4052.c:715:22: sparse: expected int drivers/iio/adc/ad4052.c:715:22: sparse: got restricted __be32 [usertype] d32 drivers/iio/adc/ad4052.c:912:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected int @@ got restricted __be32 [usertype] d32 @@ drivers/iio/adc/ad4052.c:912:22: sparse: expected int drivers/iio/adc/ad4052.c:912:22: sparse: got restricted __be32 [usertype] d32 >> drivers/iio/adc/ad4052.c:958:33: sparse: sparse: bad assignment (>>=) to restricted __be16 drivers/iio/adc/ad4052.c:251:12: sparse: sparse: context imbalance in 'ad4052_iio_device_claim_direct' - different lock contexts for basic block drivers/iio/adc/ad4052.c:277:9: sparse: sparse: context imbalance in 'ad4052_sample_rate_get' - unexpected unlock drivers/iio/adc/ad4052.c:294:9: sparse: sparse: context imbalance in 'ad4052_sample_rate_set' - unexpected unlock drivers/iio/adc/ad4052.c:780:34: sparse: sparse: context imbalance in 'ad4052_read_raw' - unexpected unlock drivers/iio/adc/ad4052.c:805:34: sparse: sparse: context imbalance in 'ad4052_write_raw' - unexpected unlock drivers/iio/adc/ad4052.c:820:9: sparse: sparse: context imbalance in 'ad4052_read_event_config' - unexpected unlock drivers/iio/adc/ad4052.c:903:42: sparse: sparse: context imbalance in 'ad4052_read_event_value' - unexpected unlock drivers/iio/adc/ad4052.c:971:34: sparse: sparse: context imbalance in 'ad4052_write_event_value' - unexpected unlock drivers/iio/adc/ad4052.c:1055:34: sparse: sparse: context imbalance in 'ad4052_debugfs_reg_access' - unexpected unlock vim +/ad4050_chip_info +357 drivers/iio/adc/ad4052.c 356 > 357 const struct ad4052_chip_info ad4050_chip_info = { 358 .name = "ad4050", 359 .channels = { AD4052_CHAN(12, AD4052_2MSPS) }, 360 .offload_channels = { AD4052_OFFLOAD_CHAN(12, AD4052_2MSPS) }, 361 .prod_id = 0x70, 362 .max_avg = AD4050_MAX_AVG, 363 .grade = AD4052_2MSPS, 364 }; 365 > 366 const struct ad4052_chip_info ad4052_chip_info = { 367 .name = "ad4052", 368 .channels = { AD4052_CHAN(16, AD4052_2MSPS) }, 369 .offload_channels = { AD4052_OFFLOAD_CHAN(16, AD4052_2MSPS) }, 370 .prod_id = 0x72, 371 .max_avg = AD4052_MAX_AVG, 372 .grade = AD4052_2MSPS, 373 }; 374 > 375 const struct ad4052_chip_info ad4056_chip_info = { 376 .name = "ad4056", 377 .channels = { AD4052_CHAN(12, AD4052_500KSPS) }, 378 .offload_channels = { AD4052_OFFLOAD_CHAN(12, AD4052_500KSPS) }, 379 .prod_id = 0x70, 380 .max_avg = AD4050_MAX_AVG, 381 .grade = AD4052_500KSPS, 382 }; 383 > 384 const struct ad4052_chip_info ad4058_chip_info = { 385 .name = "ad4058", 386 .channels = { AD4052_CHAN(16, AD4052_500KSPS) }, 387 .offload_channels = { AD4052_OFFLOAD_CHAN(16, AD4052_500KSPS) }, 388 .prod_id = 0x72, 389 .max_avg = AD4052_MAX_AVG, 390 .grade = AD4052_500KSPS, 391 }; 392 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
