Hi Chris,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on asoc/for-next]
[also build test WARNING on v5.12-rc3 next-20210316]
[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]

url:    https://github.com/0day-ci/linux/commits/Chris-Morgan/ASoC-Add-Rockchip-rk817-audio-CODEC-support/20210317-035642
base:   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
config: ia64-allyesconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 9.3.0
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
        # https://github.com/0day-ci/linux/commit/40537fdd86dce321f639ec7d241ecc05303b8361
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Chris-Morgan/ASoC-Add-Rockchip-rk817-audio-CODEC-support/20210317-035642
        git checkout 40537fdd86dce321f639ec7d241ecc05303b8361
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

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/rk817_codec.c:31:33: note: declared here
      31 | static const struct reg_default rk817_reg_defaults[] = {
         |                                 ^~~~~~~~~~~~~~~~~~
   In file included from include/linux/bits.h:22,
                    from include/linux/bitops.h:6,
                    from include/linux/kernel.h:11,
                    from include/linux/clk.h:13,
                    from sound/soc/codecs/rk817_codec.c:7:
   include/linux/build_bug.h:16:51: error: negative width in bit-field '<anonymous>'
      16 | #define BUILD_BUG_ON_ZERO(e) ((int)(sizeof(struct { int:(-!!(e)); })))
         |                                                   ^
   include/linux/compiler.h:240:28: note: in expansion of macro 'BUILD_BUG_ON_ZERO'
     240 | #define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0]))
         |                            ^~~~~~~~~~~~~~~~~
   include/linux/kernel.h:49:59: note: in expansion of macro '__must_be_array'
      49 | #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
         |                                                           ^~~~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:601:22: note: in expansion of macro 'ARRAY_SIZE'
     601 |  .num_reg_defaults = ARRAY_SIZE(rk817_reg_defaults),
         |                      ^~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:605:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
     605 | {
         | ^
   sound/soc/codecs/rk817_codec.c:662:44: error: expected declaration specifiers before ';' token
     662 | MODULE_DEVICE_TABLE(of, rk817_codec_dt_ids);
         |                                            ^
   sound/soc/codecs/rk817_codec.c:664:31: error: storage class specified for parameter 'rk817_codec_driver'
     664 | static struct platform_driver rk817_codec_driver = {
         |                               ^~~~~~~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:664:15: error: parameter 'rk817_codec_driver' is initialized
     664 | static struct platform_driver rk817_codec_driver = {
         |               ^~~~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:668:11: error: 'rk817_platform_probe' undeclared (first use in this function)
     668 |  .probe = rk817_platform_probe,
         |           ^~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/device.h:32,
                    from sound/soc/codecs/rk817_codec.c:8:
   include/linux/device/driver.h:260:1: error: expected '=', ',', ';', 'asm' or '__attribute__' before '{' token
     260 | { \
         | ^
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \
         |  ^~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:1: note: in expansion of macro 'module_platform_driver'
     671 | module_platform_driver(rk817_codec_driver);
         | ^~~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/printk.h:6,
                    from include/linux/kernel.h:16,
                    from include/linux/clk.h:13,
                    from sound/soc/codecs/rk817_codec.c:7:
   include/linux/init.h:198:10: error: storage class specified for parameter '__initcall__kmod_snd_soc_rk817__389_671_rk817_codec_driver_init6'
     198 |  __PASTE(__,      \
         |          ^~
   include/linux/init.h:248:20: note: in definition of macro '____define_initcall'
     248 |  static initcall_t __name __used    \
         |                    ^~~~~~
   include/linux/compiler_types.h:60:22: note: in expansion of macro '___PASTE'
      60 | #define __PASTE(a,b) ___PASTE(a,b)
         |                      ^~~~~~~~
   include/linux/init.h:198:2: note: in expansion of macro '__PASTE'
     198 |  __PASTE(__,      \
         |  ^~~~~~~
   include/linux/init.h:255:3: note: in expansion of macro '__initcall_name'
     255 |   __initcall_name(initcall, __iid, id),  \
         |   ^~~~~~~~~~~~~~~
   include/linux/init.h:259:2: note: in expansion of macro '__unique_initcall'
     259 |  __unique_initcall(fn, id, __sec, __initcall_id(fn))
         |  ^~~~~~~~~~~~~~~~~
   include/linux/init.h:261:35: note: in expansion of macro '___define_initcall'
     261 | #define __define_initcall(fn, id) ___define_initcall(fn, id, .initcall##id)
         |                                   ^~~~~~~~~~~~~~~~~~
   include/linux/init.h:290:30: note: in expansion of macro '__define_initcall'
     290 | #define device_initcall(fn)  __define_initcall(fn, 6)
         |                              ^~~~~~~~~~~~~~~~~
   include/linux/init.h:295:24: note: in expansion of macro 'device_initcall'
     295 | #define __initcall(fn) device_initcall(fn)
         |                        ^~~~~~~~~~~~~~~
   include/linux/module.h:89:24: note: in expansion of macro '__initcall'
      89 | #define module_init(x) __initcall(x);
         |                        ^~~~~~~~~~
   include/linux/device/driver.h:263:1: note: in expansion of macro 'module_init'
     263 | module_init(__driver##_init); \
         | ^~~~~~~~~~~
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \
         |  ^~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:1: note: in expansion of macro 'module_platform_driver'
     671 | module_platform_driver(rk817_codec_driver);
         | ^~~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/device.h:32,
                    from sound/soc/codecs/rk817_codec.c:8:
   include/linux/device/driver.h:260:1: error: parameter '__initcall__kmod_snd_soc_rk817__389_671_rk817_codec_driver_init6' is initialized
     260 | { \
         | ^
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \
         |  ^~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:1: note: in expansion of macro 'module_platform_driver'
     671 | module_platform_driver(rk817_codec_driver);
         | ^~~~~~~~~~~~~~~~~~~~~~
>> include/linux/device/driver.h:260:1: warning: 'used' attribute ignored [-Wattributes]
     260 | { \
         | ^
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \
         |  ^~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:1: note: in expansion of macro 'module_platform_driver'
     671 | module_platform_driver(rk817_codec_driver);
         | ^~~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/printk.h:6,
                    from include/linux/kernel.h:16,
                    from include/linux/clk.h:13,
                    from sound/soc/codecs/rk817_codec.c:7:
   include/linux/init.h:198:10: error: section attribute not allowed for '__initcall__kmod_snd_soc_rk817__389_671_rk817_codec_driver_init6'
     198 |  __PASTE(__,      \
         |          ^~
   include/linux/init.h:248:20: note: in definition of macro '____define_initcall'
     248 |  static initcall_t __name __used    \
         |                    ^~~~~~
   include/linux/compiler_types.h:60:22: note: in expansion of macro '___PASTE'
      60 | #define __PASTE(a,b) ___PASTE(a,b)
         |                      ^~~~~~~~
   include/linux/init.h:198:2: note: in expansion of macro '__PASTE'
     198 |  __PASTE(__,      \
         |  ^~~~~~~
   include/linux/init.h:255:3: note: in expansion of macro '__initcall_name'
     255 |   __initcall_name(initcall, __iid, id),  \
         |   ^~~~~~~~~~~~~~~
   include/linux/init.h:259:2: note: in expansion of macro '__unique_initcall'
     259 |  __unique_initcall(fn, id, __sec, __initcall_id(fn))
         |  ^~~~~~~~~~~~~~~~~
   include/linux/init.h:261:35: note: in expansion of macro '___define_initcall'
     261 | #define __define_initcall(fn, id) ___define_initcall(fn, id, .initcall##id)
         |                                   ^~~~~~~~~~~~~~~~~~
   include/linux/init.h:290:30: note: in expansion of macro '__define_initcall'
     290 | #define device_initcall(fn)  __define_initcall(fn, 6)
         |                              ^~~~~~~~~~~~~~~~~
   include/linux/init.h:295:24: note: in expansion of macro 'device_initcall'
     295 | #define __initcall(fn) device_initcall(fn)
         |                        ^~~~~~~~~~~~~~~
   include/linux/module.h:89:24: note: in expansion of macro '__initcall'
      89 | #define module_init(x) __initcall(x);
         |                        ^~~~~~~~~~
   include/linux/device/driver.h:263:1: note: in expansion of macro 'module_init'
     263 | module_init(__driver##_init); \
         | ^~~~~~~~~~~
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \
         |  ^~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:1: note: in expansion of macro 'module_platform_driver'
     671 | module_platform_driver(rk817_codec_driver);
         | ^~~~~~~~~~~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:24: error: 'rk817_codec_driver_init' undeclared (first use in this function); did you mean 'rk817_codec_driver'?
     671 | module_platform_driver(rk817_codec_driver);
         |                        ^~~~~~~~~~~~~~~~~~
   include/linux/init.h:249:41: note: in definition of macro '____define_initcall'
     249 |   __attribute__((__section__(__sec))) = fn;
         |                                         ^~
   include/linux/init.h:259:2: note: in expansion of macro '__unique_initcall'
     259 |  __unique_initcall(fn, id, __sec, __initcall_id(fn))
         |  ^~~~~~~~~~~~~~~~~
   include/linux/init.h:261:35: note: in expansion of macro '___define_initcall'
     261 | #define __define_initcall(fn, id) ___define_initcall(fn, id, .initcall##id)
         |                                   ^~~~~~~~~~~~~~~~~~
   include/linux/init.h:290:30: note: in expansion of macro '__define_initcall'
     290 | #define device_initcall(fn)  __define_initcall(fn, 6)
         |                              ^~~~~~~~~~~~~~~~~
   include/linux/init.h:295:24: note: in expansion of macro 'device_initcall'
     295 | #define __initcall(fn) device_initcall(fn)
         |                        ^~~~~~~~~~~~~~~
   include/linux/module.h:89:24: note: in expansion of macro '__initcall'
      89 | #define module_init(x) __initcall(x);
         |                        ^~~~~~~~~~
   include/linux/device/driver.h:263:1: note: in expansion of macro 'module_init'
     263 | module_init(__driver##_init); \
         | ^~~~~~~~~~~
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \
         |  ^~~~~~~~~~~~~
   sound/soc/codecs/rk817_codec.c:671:1: note: in expansion of macro 'module_platform_driver'
     671 | module_platform_driver(rk817_codec_driver);
         | ^~~~~~~~~~~~~~~~~~~~~~
   In file included from include/linux/bpf.h:19,
                    from include/linux/bpf-cgroup.h:5,
                    from include/linux/cgroup-defs.h:22,
                    from include/linux/cgroup.h:28,
                    from include/linux/memcontrol.h:13,
                    from include/linux/swap.h:9,
                    from include/linux/suspend.h:5,
                    from include/linux/regulator/consumer.h:35,
                    from include/linux/regulator/machine.h:15,
                    from include/linux/mfd/rk808.h:18,
                    from sound/soc/codecs/rk817_codec.c:10:
   include/linux/module.h:89:37: error: expected declaration specifiers before ';' token
      89 | #define module_init(x) __initcall(x);
         |                                     ^
   include/linux/device/driver.h:263:1: note: in expansion of macro 'module_init'
     263 | module_init(__driver##_init); \
         | ^~~~~~~~~~~
   include/linux/platform_device.h:257:2: note: in expansion of macro 'module_driver'
     257 |  module_driver(__platform_driver, platform_driver_register, \

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for FRAME_POINTER
   Depends on DEBUG_KERNEL && (M68K || UML || SUPERH) || ARCH_WANT_FRAME_POINTERS
   Selected by
   - FAULT_INJECTION_STACKTRACE_FILTER && FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT && !X86_64 && !MIPS && !PPC && !S390 && !MICROBLAZE && !ARM && !ARC && !X86


vim +/used +260 include/linux/device/driver.h

4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  243  
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  244  /**
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  245   * module_driver() - Helper macro for drivers that don't do anything
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  246   * special in module init/exit. This eliminates a lot of boilerplate.
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  247   * Each module may only use this macro once, and calling it replaces
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  248   * module_init() and module_exit().
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  249   *
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  250   * @__driver: driver name
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  251   * @__register: register function for this driver type
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  252   * @__unregister: unregister function for this driver type
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  253   * @...: Additional arguments to be passed to __register and __unregister.
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  254   *
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  255   * Use this macro to construct bus specific macros for registering
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  256   * drivers, and do not use it on its own.
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  257   */
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  258  #define module_driver(__driver, __register, __unregister, ...) \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  259  static int __init __driver##_init(void) \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09 @260  { \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  261  	return __register(&(__driver) , ##__VA_ARGS__); \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  262  } \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  263  module_init(__driver##_init); \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  264  static void __exit __driver##_exit(void) \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  265  { \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  266  	__unregister(&(__driver) , ##__VA_ARGS__); \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  267  } \
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  268  module_exit(__driver##_exit);
4c002c978b7f2f Greg Kroah-Hartman 2019-12-09  269  

---
0-DAY CI Kernel Test Service, Intel Corporation
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