[PATCH 1/4] echoaudio: Race conditions around "opencount"

[kernel test robot]

Hi Mark,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on sound/for-next]
[also build test WARNING on v5.8-rc3 next-20200701]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use  as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Mark-Hills/echoaudio-Race-conditions-around-opencount/20200701-203413
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next
config: mips-allyesconfig (attached as .config)
compiler: mips-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
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All warnings (new ones prefixed by >>):

   In file included from sound/pci/echoaudio/mona.c:123:
   sound/pci/echoaudio/mona_dsp.c: In function 'set_input_clock':
   sound/pci/echoaudio/mona_dsp.c:305:18: error: passing argument 1 of 'atomic_read' from incompatible pointer type [-Werror=incompatible-pointer-types]
     305 |  if (atomic_read(&chip->opencount))
         |                  ^~~~~~~~~~~~~~~~
         |                  |
         |                  unsigned int *
   In file included from include/linux/atomic.h:7,
                    from include/linux/cpumask.h:13,
                    from include/linux/interrupt.h:8,
                    from sound/pci/echoaudio/mona.c:37:
   arch/mips/include/asm/atomic.h:28:55: note: expected 'const atomic_t *' {aka 'const struct <anonymous> *'} but argument is of type 'unsigned int *'
      28 | static __always_inline type pfx##_read(const pfx##_t *v)  \
         |                                        ~~~~~~~~~~~~~~~^
>> arch/mips/include/asm/atomic.h:49:1: note: in expansion of macro 'ATOMIC_OPS'
      49 | ATOMIC_OPS(atomic, int)
         | ^~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/ATOMIC_OPS +49 arch/mips/include/asm/atomic.h

^1da177e4c3f41 include/asm-mips/atomic.h      Linus Torvalds 2005-04-16  47  
1da7bce8591d58 arch/mips/include/asm/atomic.h Paul Burton    2019-10-01  48  #define ATOMIC_INIT(i)		{ (i) }
1da7bce8591d58 arch/mips/include/asm/atomic.h Paul Burton    2019-10-01 @49  ATOMIC_OPS(atomic, int)
^1da177e4c3f41 include/asm-mips/atomic.h      Linus Torvalds 2005-04-16  50  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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