[Intel-gfx] [PATCH] drm/i915/Gen9+: optional IPC enablement

[kbuild test robot]

Hi Dongwon,

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on next-20160401]
[cannot apply to v4.6-rc1]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Dongwon-Kim/drm-i915-Gen9-optional-IPC-enablement/20160402-084819
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: i386-randconfig-s1-201613 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All warnings (new ones prefixed by >>):

   In file included from include/linux/module.h:18:0,
                    from include/drm/drm_vma_manager.h:29,
                    from include/drm/drmP.h:75,
                    from drivers/gpu/drm/i915/i915_drv.h:36,
                    from drivers/gpu/drm/i915/i915_params.c:26:
   drivers/gpu/drm/i915/i915_params.c: In function '__check_enable_ipc':
   include/linux/moduleparam.h:344:67: warning: return from incompatible pointer type [-Wincompatible-pointer-types]
     static inline type __always_unused *__check_##name(void) { return(p); }
                                                                      ^
   include/linux/moduleparam.h:364:34: note: in expansion of macro '__param_check'
    #define param_check_int(name, p) __param_check(name, p, int)
                                     ^
   include/linux/moduleparam.h:154:2: note: in expansion of macro 'param_check_int'
     param_check_##type(name, &(value));    \
     ^
>> drivers/gpu/drm/i915/i915_params.c:215:1: note: in expansion of macro 'module_param_named_unsafe'
    module_param_named_unsafe(enable_ipc, i915.enable_ipc, int, 0400);
    ^

vim +/module_param_named_unsafe +215 drivers/gpu/drm/i915/i915_params.c

   199			 "2=default swing(400mV))");
   200	
   201	module_param_named_unsafe(enable_guc_submission, i915.enable_guc_submission, bool, 0400);
   202	MODULE_PARM_DESC(enable_guc_submission, "Enable GuC submission (default:false)");
   203	
   204	module_param_named(guc_log_level, i915.guc_log_level, int, 0400);
   205	MODULE_PARM_DESC(guc_log_level,
   206		"GuC firmware logging level (-1:disabled (default), 0-3:enabled)");
   207	
   208	module_param_named_unsafe(enable_dp_mst, i915.enable_dp_mst, bool, 0600);
   209	MODULE_PARM_DESC(enable_dp_mst,
   210		"Enable multi-stream transport (MST) for new DisplayPort sinks. (default: true)");
   211	module_param_named_unsafe(inject_load_failure, i915.inject_load_failure, uint, 0400);
   212	MODULE_PARM_DESC(inject_load_failure,
   213		"Force an error after a number of failure check points (0:disabled (default), N:force failure at the Nth failure check point)");
   214	
 > 215	module_param_named_unsafe(enable_ipc, i915.enable_ipc, int, 0400);
   216	MODULE_PARM_DESC(enable_ipc,
   217		"Enable Isochronous Priority Control (1=enabled, 0=disabled [default]");

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