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Date:   Mon, 23 Jan 2017 14:59:30 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Andrew Jeffery <andrew@...id.au>
Cc:     kbuild-all@...org, Linus Walleij <linus.walleij@...aro.org>,
        Andrew Jeffery <andrew@...id.au>,
        Joel Stanley <joel@....id.au>, linux-gpio@...r.kernel.org,
        linux-kernel@...r.kernel.org, openbmc@...ts.ozlabs.org
Subject: Re: [PATCH 2/2] gpio: aspeed: Add banks Y, Z, AA, AB and AC

Hi Andrew,

[auto build test ERROR on gpio/for-next]
[also build test ERROR on v4.10-rc5 next-20170123]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Andrew-Jeffery/gpio-aspeed-Implement-banks-Y-Z-AA-AB-and-AC/20170123-134930
base:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git for-next
config: sparc64-allmodconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sparc64 

All errors (new ones prefixed by >>):

   In file included from arch/sparc/include/asm/bitops_64.h:53:0,
                    from arch/sparc/include/asm/bitops.h:4,
                    from include/linux/bitops.h:36,
                    from include/linux/kernel.h:10,
                    from include/linux/list.h:8,
                    from include/linux/module.h:9,
                    from drivers/gpio/gpio-aspeed.c:12:
   drivers/gpio/gpio-aspeed.c: In function 'set_irq_valid_mask':
>> include/asm-generic/bitops/find.h:58:60: error: passing argument 1 of 'find_next_zero_bit' from incompatible pointer type [-Werror=incompatible-pointer-types]
    #define find_first_zero_bit(addr, size) find_next_zero_bit((addr), (size), 0)
                                                               ^
   include/linux/bitops.h:50:15: note: in expansion of macro 'find_first_zero_bit'
     for ((bit) = find_first_zero_bit((addr), (size)); \
                  ^~~~~~~~~~~~~~~~~~~
   drivers/gpio/gpio-aspeed.c:457:3: note: in expansion of macro 'for_each_clear_bit'
      for_each_clear_bit(offset, &props->input, 32) {
      ^~~~~~~~~~~~~~~~~~
   include/asm-generic/bitops/find.h:28:22: note: expected 'const long unsigned int *' but argument is of type 'const u32 * {aka const unsigned int *}'
    extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned
                         ^~~~~~~~~~~~~~~~~~
   In file included from include/linux/kernel.h:10:0,
                    from include/linux/list.h:8,
                    from include/linux/module.h:9,
                    from drivers/gpio/gpio-aspeed.c:12:
   include/linux/bitops.h:52:34: error: passing argument 1 of 'find_next_zero_bit' from incompatible pointer type [-Werror=incompatible-pointer-types]
          (bit) = find_next_zero_bit((addr), (size), (bit) + 1))
                                     ^
   drivers/gpio/gpio-aspeed.c:457:3: note: in expansion of macro 'for_each_clear_bit'
      for_each_clear_bit(offset, &props->input, 32) {
      ^~~~~~~~~~~~~~~~~~
   In file included from arch/sparc/include/asm/bitops_64.h:53:0,
                    from arch/sparc/include/asm/bitops.h:4,
                    from include/linux/bitops.h:36,
                    from include/linux/kernel.h:10,
                    from include/linux/list.h:8,
                    from include/linux/module.h:9,
                    from drivers/gpio/gpio-aspeed.c:12:
   include/asm-generic/bitops/find.h:28:22: note: expected 'const long unsigned int *' but argument is of type 'const u32 * {aka const unsigned int *}'
    extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned
                         ^~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/find_next_zero_bit +58 include/asm-generic/bitops/find.h

708ff2a0 Akinobu Mita   2010-09-29  42  extern unsigned long find_first_bit(const unsigned long *addr,
708ff2a0 Akinobu Mita   2010-09-29  43  				    unsigned long size);
708ff2a0 Akinobu Mita   2010-09-29  44  
708ff2a0 Akinobu Mita   2010-09-29  45  /**
708ff2a0 Akinobu Mita   2010-09-29  46   * find_first_zero_bit - find the first cleared bit in a memory region
708ff2a0 Akinobu Mita   2010-09-29  47   * @addr: The address to start the search at
ec778edf Cody P Schafer 2013-11-12  48   * @size: The maximum number of bits to search
708ff2a0 Akinobu Mita   2010-09-29  49   *
708ff2a0 Akinobu Mita   2010-09-29  50   * Returns the bit number of the first cleared bit.
ec778edf Cody P Schafer 2013-11-12  51   * If no bits are zero, returns @size.
708ff2a0 Akinobu Mita   2010-09-29  52   */
708ff2a0 Akinobu Mita   2010-09-29  53  extern unsigned long find_first_zero_bit(const unsigned long *addr,
708ff2a0 Akinobu Mita   2010-09-29  54  					 unsigned long size);
708ff2a0 Akinobu Mita   2010-09-29  55  #else /* CONFIG_GENERIC_FIND_FIRST_BIT */
708ff2a0 Akinobu Mita   2010-09-29  56  
c7f612cd Akinobu Mita   2006-03-26  57  #define find_first_bit(addr, size) find_next_bit((addr), (size), 0)
c7f612cd Akinobu Mita   2006-03-26 @58  #define find_first_zero_bit(addr, size) find_next_zero_bit((addr), (size), 0)
c7f612cd Akinobu Mita   2006-03-26  59  
708ff2a0 Akinobu Mita   2010-09-29  60  #endif /* CONFIG_GENERIC_FIND_FIRST_BIT */
708ff2a0 Akinobu Mita   2010-09-29  61  
c7f612cd Akinobu Mita   2006-03-26  62  #endif /*_ASM_GENERIC_BITOPS_FIND_H_ */

:::::: The code at line 58 was first introduced by commit
:::::: c7f612cdf091def01454e7e132c7d7a3f419fbc4 [PATCH] bitops: generic find_{next,first}{,_zero}_bit()

:::::: TO: Akinobu Mita <mita@...aclelinux.com>
:::::: CC: Linus Torvalds <torvalds@...osdl.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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