* Re: [PATCH] iio: chemical: ccs811: Make sampling frequency configurable
[not found] <20261018170013.79443-1-nikhilgtr@gmail.com>
@ 2026-10-19 7:26 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-10-19 7:26 UTC (permalink / raw)
To: Nikhil Gautam, linux-iio
Cc: llvm, oe-kbuild-all, jic23, dlechner, nuno.sa, andy, linux-kernel,
Nikhil Gautam
Hi Nikhil,
kernel test robot noticed the following build errors:
[auto build test ERROR on jic23-iio/togreg]
[also build test ERROR on linus/master v7.3 next-20261016]
[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/Nikhil-Gautam/iio-chemical-ccs811-Make-sampling-frequency-configurable/20261018-223013
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link: https://lore.kernel.org/r/20261018170013.79443-1-nikhilgtr%40gmail.com
patch subject: [PATCH] iio: chemical: ccs811: Make sampling frequency configurable
config: i386-buildonly-randconfig-1003-20261019 (https://download.01.org/0day-ci/archive/20261019/202610191533.IG7DYuci-lkp@intel.com/config)
compiler: clang version 22.1.8 (https://github.com/llvm/llvm-project ca7933e47d3a3451d81e72ac174dcb5aa28b59d1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261019/202610191533.IG7DYuci-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610191533.IG7DYuci-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/iio/chemical/ccs811.c:389:2: error: cannot jump from switch statement to this case label
389 | default:
| ^
drivers/iio/chemical/ccs811.c:371:3: note: jump bypasses initialization of variable with __attribute__((cleanup))
371 | guard(mutex)(&data->lock);
| ^
include/linux/cleanup.h:423:2: note: expanded from macro 'guard'
423 | CLASS(_name, __UNIQUE_ID(guard))
| ^
include/linux/cleanup.h:303:3: note: expanded from macro 'CLASS'
303 | class_##_name##_constructor
| ^
<scratch space>:136:1: note: expanded from here
136 | class_mutex_constructor
| ^
note: (skipping 3 expansions in backtrace; use -fmacro-backtrace-limit=0 to see all)
include/linux/compiler_types.h:16:23: note: expanded from macro '__PASTE'
16 | #define __PASTE(a, b) ___PASTE(a, b)
| ^
include/linux/compiler_types.h:15:24: note: expanded from macro '___PASTE'
15 | #define ___PASTE(a, b) a##b
| ^
<scratch space>:142:1: note: expanded from here
142 | __UNIQUE_ID_unlock_406
| ^
drivers/iio/chemical/ccs811.c:371:3: note: jump bypasses initialization of variable with __attribute__((cleanup))
include/linux/cleanup.h:423:15: note: expanded from macro 'guard'
423 | CLASS(_name, __UNIQUE_ID(guard))
| ^
include/linux/compiler.h:165:2: note: expanded from macro '__UNIQUE_ID'
165 | __PASTE(__UNIQUE_ID_, \
| ^
include/linux/compiler_types.h:16:23: note: expanded from macro '__PASTE'
16 | #define __PASTE(a, b) ___PASTE(a, b)
| ^
include/linux/compiler_types.h:15:24: note: expanded from macro '___PASTE'
15 | #define ___PASTE(a, b) a##b
| ^
<scratch space>:130:1: note: expanded from here
130 | __UNIQUE_ID_guard_405
| ^
1 error generated.
vim +389 drivers/iio/chemical/ccs811.c
1a2cae129fb93c Nikhil Gautam 2026-10-18 325
fef6da136ef283 Jonathan Cameron 2025-03-31 326 static int ccs811_read_raw(struct iio_dev *indio_dev,
fef6da136ef283 Jonathan Cameron 2025-03-31 327 struct iio_chan_spec const *chan,
fef6da136ef283 Jonathan Cameron 2025-03-31 328 int *val, int *val2, long mask)
fef6da136ef283 Jonathan Cameron 2025-03-31 329 {
fef6da136ef283 Jonathan Cameron 2025-03-31 330 struct ccs811_data *data = iio_priv(indio_dev);
fef6da136ef283 Jonathan Cameron 2025-03-31 331 int ret;
fef6da136ef283 Jonathan Cameron 2025-03-31 332
fef6da136ef283 Jonathan Cameron 2025-03-31 333 switch (mask) {
fef6da136ef283 Jonathan Cameron 2025-03-31 334 case IIO_CHAN_INFO_RAW:
e9786c540804c3 Jonathan Cameron 2025-03-31 335 if (!iio_device_claim_direct(indio_dev))
e9786c540804c3 Jonathan Cameron 2025-03-31 336 return -EBUSY;
fef6da136ef283 Jonathan Cameron 2025-03-31 337
fef6da136ef283 Jonathan Cameron 2025-03-31 338 ret = ccs811_read_info_raw(data, chan, val, mask);
fef6da136ef283 Jonathan Cameron 2025-03-31 339
e9786c540804c3 Jonathan Cameron 2025-03-31 340 iio_device_release_direct(indio_dev);
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 341
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 342 return ret;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 343
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 344 case IIO_CHAN_INFO_SCALE:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 345 switch (chan->type) {
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 346 case IIO_VOLTAGE:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 347 *val = 1;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 348 *val2 = 612903;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 349 return IIO_VAL_INT_PLUS_MICRO;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 350 case IIO_CURRENT:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 351 *val = 0;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 352 *val2 = 1000;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 353 return IIO_VAL_INT_PLUS_MICRO;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 354 case IIO_CONCENTRATION:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 355 switch (chan->channel2) {
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 356 case IIO_MOD_CO2:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 357 *val = 0;
8f114acd4e1a9c Narcisa Ana Maria Vasile 2017-12-06 358 *val2 = 100;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 359 return IIO_VAL_INT_PLUS_MICRO;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 360 case IIO_MOD_VOC:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 361 *val = 0;
8f114acd4e1a9c Narcisa Ana Maria Vasile 2017-12-06 362 *val2 = 100;
8f114acd4e1a9c Narcisa Ana Maria Vasile 2017-12-06 363 return IIO_VAL_INT_PLUS_NANO;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 364 default:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 365 return -EINVAL;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 366 }
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 367 default:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 368 return -EINVAL;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 369 }
1a2cae129fb93c Nikhil Gautam 2026-10-18 370 case IIO_CHAN_INFO_SAMP_FREQ:
1a2cae129fb93c Nikhil Gautam 2026-10-18 371 guard(mutex)(&data->lock);
1a2cae129fb93c Nikhil Gautam 2026-10-18 372 switch (data->drive_mode) {
1a2cae129fb93c Nikhil Gautam 2026-10-18 373 case CCS811_MODE_IAQ_1SEC:
1a2cae129fb93c Nikhil Gautam 2026-10-18 374 *val = 1;
1a2cae129fb93c Nikhil Gautam 2026-10-18 375 *val2 = 0;
1a2cae129fb93c Nikhil Gautam 2026-10-18 376 return IIO_VAL_INT_PLUS_MICRO;
1a2cae129fb93c Nikhil Gautam 2026-10-18 377 case CCS811_MODE_IAQ_10SEC:
1a2cae129fb93c Nikhil Gautam 2026-10-18 378 *val = 0;
1a2cae129fb93c Nikhil Gautam 2026-10-18 379 *val2 = 100000;
1a2cae129fb93c Nikhil Gautam 2026-10-18 380 return IIO_VAL_INT_PLUS_MICRO;
1a2cae129fb93c Nikhil Gautam 2026-10-18 381 case CCS811_MODE_IAQ_60SEC:
1a2cae129fb93c Nikhil Gautam 2026-10-18 382 *val = 0;
1a2cae129fb93c Nikhil Gautam 2026-10-18 383 *val2 = 16667;
1a2cae129fb93c Nikhil Gautam 2026-10-18 384 return IIO_VAL_INT_PLUS_MICRO;
1a2cae129fb93c Nikhil Gautam 2026-10-18 385 default:
1a2cae129fb93c Nikhil Gautam 2026-10-18 386 return -EINVAL;
1a2cae129fb93c Nikhil Gautam 2026-10-18 387 }
1a2cae129fb93c Nikhil Gautam 2026-10-18 388
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 @389 default:
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 390 return -EINVAL;
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 391 }
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 392 }
a94c24a712acb2 Narcisa Ana Maria Vasile 2017-07-17 393
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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[not found] <20261018170013.79443-1-nikhilgtr@gmail.com>
2026-10-19 7:26 ` [PATCH] iio: chemical: ccs811: Make sampling frequency configurable kernel test robot
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