Re: [PATCH v2 3/3] i2c: mt7621: add support for Airoha AN7589

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

Hi John,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on andi-shyti/i2c/i2c-host linus/master v7.4-rc2 next-20261112]
[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/John-Crispin/dt-bindings-i2c-mt7621-add-Airoha-AN7589/20261112-195819
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20261112185820.1315718-4-john%40phrozen.org
patch subject: [PATCH v2 3/3] i2c: mt7621: add support for Airoha AN7589
config: sparc-randconfig-1000-20261113 (https://download.01.org/0day-ci/archive/20261114/202611140348.p9TnfxBF-lkp@intel.com/config)
compiler: sparc-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261114/202611140348.p9TnfxBF-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/202611140348.p9TnfxBF-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from <command-line>:
   In function 'mtk_i2c_init',
       inlined from 'mtk_i2c_probe' at drivers/i2c/busses/i2c-mt7621.c:364:2:
>> include/linux/compiler_types.h:702:38: error: call to '__compiletime_assert_437' declared with attribute error: clamp() low limit div_min greater than high limit div_max
     _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
                                         ^
   include/linux/compiler_types.h:683:4: note: in definition of macro '__compiletime_assert'
       prefix ## suffix();    \
       ^~~~~~
   include/linux/compiler_types.h:702:2: note: in expansion of macro '_compiletime_assert'
     _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
     ^~~~~~~~~~~~~~~~~~~
   include/linux/build_bug.h:40:37: note: in expansion of macro 'compiletime_assert'
    #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
                                        ^~~~~~~~~~~~~~~~~~
   include/linux/minmax.h:188:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
     BUILD_BUG_ON_MSG(statically_true(ulo > uhi),    \
     ^~~~~~~~~~~~~~~~
   include/linux/minmax.h:195:2: note: in expansion of macro '__clamp_once'
     __clamp_once(type, val, lo, hi, __UNIQUE_ID(v_), __UNIQUE_ID(l_), __UNIQUE_ID(h_))
     ^~~~~~~~~~~~
   include/linux/minmax.h:206:28: note: in expansion of macro '__careful_clamp'
    #define clamp(val, lo, hi) __careful_clamp(auto, val, lo, hi)
                               ^~~~~~~~~~~~~~~
   drivers/i2c/busses/i2c-mt7621.c:308:17: note: in expansion of macro 'clamp'
     i2c->clk_div = clamp(rate / i2c->bus_freq - 1, div_min, div_max);
                    ^~~~~


vim +/__compiletime_assert_437 +702 include/linux/compiler_types.h

eb5c2d4b45e3d2d Will Deacon 2020-07-21  688  
eb5c2d4b45e3d2d Will Deacon 2020-07-21  689  #define _compiletime_assert(condition, msg, prefix, suffix) \
eb5c2d4b45e3d2d Will Deacon 2020-07-21  690  	__compiletime_assert(condition, msg, prefix, suffix)
eb5c2d4b45e3d2d Will Deacon 2020-07-21  691  
eb5c2d4b45e3d2d Will Deacon 2020-07-21  692  /**
eb5c2d4b45e3d2d Will Deacon 2020-07-21  693   * compiletime_assert - break build and emit msg if condition is false
eb5c2d4b45e3d2d Will Deacon 2020-07-21  694   * @condition: a compile-time constant condition to check
eb5c2d4b45e3d2d Will Deacon 2020-07-21  695   * @msg:       a message to emit if condition is false
eb5c2d4b45e3d2d Will Deacon 2020-07-21  696   *
eb5c2d4b45e3d2d Will Deacon 2020-07-21  697   * In tradition of POSIX assert, this macro will break the build if the
eb5c2d4b45e3d2d Will Deacon 2020-07-21  698   * supplied condition is *false*, emitting the supplied error message if the
eb5c2d4b45e3d2d Will Deacon 2020-07-21  699   * compiler has support to do so.
eb5c2d4b45e3d2d Will Deacon 2020-07-21  700   */
eb5c2d4b45e3d2d Will Deacon 2020-07-21  701  #define compiletime_assert(condition, msg) \
eb5c2d4b45e3d2d Will Deacon 2020-07-21 @702  	_compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
eb5c2d4b45e3d2d Will Deacon 2020-07-21  703  

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