Re: [PATCH] drm/i915/cnp: add CNP gmbus support

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

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Hi Rodrigo,

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on v4.11-rc5]
[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/Rodrigo-Vivi/drm-i915-cnp-add-CNP-gmbus-support/20170408-020453
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: i386-randconfig-x012-201714 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All error/warnings (new ones prefixed by >>):

   In file included from include/uapi/linux/stddef.h:1:0,
                    from include/linux/stddef.h:4,
                    from include/uapi/linux/posix_types.h:4,
                    from include/uapi/linux/types.h:13,
                    from include/linux/types.h:5,
                    from include/linux/mod_devicetable.h:11,
                    from include/linux/i2c.h:29,
                    from drivers/gpu/drm/i915/intel_hdmi.c:29:
   drivers/gpu/drm/i915/intel_hdmi.c: In function 'intel_hdmi_ddc_pin':
>> drivers/gpu/drm/i915/intel_hdmi.c:1895:31: error: implicit declaration of function 'HAS_PCH_CNP' [-Werror=implicit-function-declaration]
      if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv))
                                  ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
>> drivers/gpu/drm/i915/intel_hdmi.c:1895:3: note: in expansion of macro 'if'
      if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv))
      ^~
   cc1: some warnings being treated as errors
--
   In file included from include/uapi/linux/stddef.h:1:0,
                    from include/linux/stddef.h:4,
                    from include/uapi/linux/posix_types.h:4,
                    from include/uapi/linux/types.h:13,
                    from include/linux/types.h:5,
                    from include/linux/mod_devicetable.h:11,
                    from include/linux/i2c.h:29,
                    from drivers/gpu/drm/i915/intel_i2c.c:29:
   drivers/gpu/drm/i915/intel_i2c.c: In function 'get_gmbus_pin':
>> drivers/gpu/drm/i915/intel_i2c.c:82:6: error: implicit declaration of function 'HAS_PCH_CNP' [-Werror=implicit-function-declaration]
     if (HAS_PCH_CNP(dev_priv))
         ^
   include/linux/compiler.h:160:30: note: in definition of macro '__trace_if'
     if (__builtin_constant_p(!!(cond)) ? !!(cond) :   \
                                 ^~~~
>> drivers/gpu/drm/i915/intel_i2c.c:82:2: note: in expansion of macro 'if'
     if (HAS_PCH_CNP(dev_priv))
     ^~
   cc1: some warnings being treated as errors

vim +/HAS_PCH_CNP +1895 drivers/gpu/drm/i915/intel_hdmi.c

  1889				      info->alternate_ddc_pin, port_name(port));
  1890			return info->alternate_ddc_pin;
  1891		}
  1892	
  1893		switch (port) {
  1894		case PORT_B:
> 1895			if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv))
  1896				ddc_pin = GMBUS_PIN_1_BXT;
  1897			else
  1898				ddc_pin = GMBUS_PIN_DPB;

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

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