Re: [PATCH 7/8] reset: amlogic: add auxiliary reset driver support

kernel test robot
2024-07-11T19:03:44Z

Hi Jerome,

kernel test robot noticed the following build errors:

[auto build test ERROR on pza/reset/next]
[also build test ERROR on clk/clk-next linus/master v6.10-rc7 next-20240711]
[cannot apply to pza/imx-drm/next]
[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/Jerome-Brunet/reset-amlogic-convert-driver-to-regmap/20240711-055833
base: https://git.pengutronix.de/git/pza/linux reset/next
patch link: https://lore.kernel.org/r/20240710162526.2341399-8-jbrunet%40baylibre.com
patch subject: [PATCH 7/8] reset: amlogic: add auxiliary reset driver support
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240712/202407120208.ub5kh5K1-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project a0c6b8aef853eedaa0980f07c0a502a5a8a9740e)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240712/202407120208.ub5kh5K1-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/202407120208.ub5kh5K1-lkp@intel.com/

All errors (new ones prefixed by >>):

In file included from drivers/reset/reset-meson.c:8:
In file included from include/linux/auxiliary_bus.h:11:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:173:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2253:
include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
501 | item];
| ~~~~
include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
508 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
520 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
529 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/reset/reset-meson.c:11:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from drivers/reset/reset-meson.c:11:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from drivers/reset/reset-meson.c:11:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
693 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
701 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
709 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
718 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
727 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
736 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
>> drivers/reset/reset-meson.c:272:1: error: redefinition of '__inittest'
272 | module_auxiliary_driver(meson_reset_aux_driver);
| ^
include/linux/auxiliary_bus.h:245:2: note: expanded from macro 'module_auxiliary_driver'
245 | module_driver(__auxiliary_driver, auxiliary_driver_register, auxiliary_driver_unregister)
| ^
include/linux/device/driver.h:261:3: note: expanded from macro 'module_driver'
261 | } \
| ^
include/linux/module.h:131:42: note: expanded from macro '\
module_init'
131 | static inline initcall_t __maybe_unused __inittest(void) \
| ^
drivers/reset/reset-meson.c:232:1: note: previous definition is here
232 | module_platform_driver(meson_reset_pltf_driver);
| ^
include/linux/platform_device.h:303:2: note: expanded from macro 'module_platform_driver'
303 | module_driver(__platform_driver, platform_driver_register, \
| ^
include/linux/device/driver.h:261:3: note: expanded from macro 'module_driver'
261 | } \
| ^
include/linux/module.h:131:42: note: expanded from macro '\
module_init'
131 | static inline initcall_t __maybe_unused __inittest(void) \
| ^
>> drivers/reset/reset-meson.c:272:1: error: redefinition of 'init_module'
272 | module_auxiliary_driver(meson_reset_aux_driver);
| ^
include/linux/auxiliary_bus.h:245:2: note: expanded from macro 'module_auxiliary_driver'
245 | module_driver(__auxiliary_driver, auxiliary_driver_register, auxiliary_driver_unregister)
| ^
include/linux/device/driver.h:261:3: note: expanded from macro 'module_driver'
261 | } \
| ^
include/linux/module.h:133:6: note: expanded from macro '\
module_init'
133 | int init_module(void) __copy(initfn) \
| ^
drivers/reset/reset-meson.c:232:1: note: previous definition is here
232 | module_platform_driver(meson_reset_pltf_driver);
| ^
include/linux/platform_device.h:303:2: note: expanded from macro 'module_platform_driver'
303 | module_driver(__platform_driver, platform_driver_register, \
| ^
include/linux/device/driver.h:261:3: note: expanded from macro 'module_driver'
261 | } \
| ^
include/linux/module.h:133:6: note: expanded from macro '\
module_init'
133 | int init_module(void) __copy(initfn) \
| ^
>> drivers/reset/reset-meson.c:272:1: error: redefinition of '__exittest'
272 | module_auxiliary_driver(meson_reset_aux_driver);
| ^
include/linux/auxiliary_bus.h:245:2: note: expanded from macro 'module_auxiliary_driver'
245 | module_driver(__auxiliary_driver, auxiliary_driver_register, auxiliary_driver_unregister)
| ^
include/linux/device/driver.h:266:3: note: expanded from macro 'module_driver'
266 | } \
| ^
include/linux/module.h:139:42: note: expanded from macro '\
module_exit'
139 | static inline exitcall_t __maybe_unused __exittest(void) \
| ^
drivers/reset/reset-meson.c:232:1: note: previous definition is here
232 | module_platform_driver(meson_reset_pltf_driver);
| ^
include/linux/platform_device.h:303:2: note: expanded from macro 'module_platform_driver'
303 | module_driver(__platform_driver, platform_driver_register, \
| ^
include/linux/device/driver.h:266:3: note: expanded from macro 'module_driver'
266 | } \
| ^
include/linux/module.h:139:42: note: expanded from macro '\
module_exit'
139 | static inline exitcall_t __maybe_unused __exittest(void) \
| ^
>> drivers/reset/reset-meson.c:272:1: error: redefinition of 'cleanup_module'
272 | module_auxiliary_driver(meson_reset_aux_driver);
| ^
include/linux/auxiliary_bus.h:245:2: note: expanded from macro 'module_auxiliary_driver'
245 | module_driver(__auxiliary_driver, auxiliary_driver_register, auxiliary_driver_unregister)
| ^
include/linux/device/driver.h:266:3: note: expanded from macro 'module_driver'
266 | } \
| ^
include/linux/module.h:141:7: note: expanded from macro '\
module_exit'
141 | void cleanup_module(void) __copy(exitfn) \
| ^
drivers/reset/reset-meson.c:232:1: note: previous definition is here
232 | module_platform_driver(meson_reset_pltf_driver);
| ^
include/linux/platform_device.h:303:2: note: expanded from macro 'module_platform_driver'
303 | module_driver(__platform_driver, platform_driver_register, \
| ^
include/linux/device/driver.h:266:3: note: expanded from macro 'module_driver'
266 | } \
| ^
include/linux/module.h:141:7: note: expanded from macro '\
module_exit'
141 | void cleanup_module(void) __copy(exitfn) \
| ^
drivers/reset/reset-meson.c:292:5: error: redefinition of 'devm_meson_rst_aux_register'
292 | int devm_meson_rst_aux_register(struct device *dev,
| ^
include/soc/amlogic/meson-auxiliary-reset.h:15:19: note: previous definition is here
15 | static inline int devm_meson_rst_aux_register(struct device *dev,
| ^
17 warnings and 5 errors generated.

vim +/__inittest +272 drivers/reset/reset-meson.c

267
268 static struct auxiliary_driver meson_reset_aux_driver = {
269 .probe = meson_reset_aux_probe,
270 .id_table = meson_reset_aux_ids,
271 };
> 272 module_auxiliary_driver(meson_reset_aux_driver);
273

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