Re: [Intel-gfx] [PATCH] Remove custom dumb_map_offset implementations in i915 driver

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

Hi Dipam,

kernel test robot noticed the following build errors:

[auto build test ERROR on drm-tip/drm-tip]

url:    https://github.com/intel-lab-lkp/linux/commits/Dipam-Turkar/Remove-custom-dumb_map_offset-implementations-in-i915-driver/20231110-185942
base:   git://anongit.freedesktop.org/drm/drm-tip drm-tip
patch link:    https://lore.kernel.org/r/20231110105811.380646-1-dipamt1729%40gmail.com
patch subject: [Intel-gfx] [PATCH] Remove custom dumb_map_offset implementations in i915 driver
config: x86_64-randconfig-014-20231110 (https://download.01.org/0day-ci/archive/20231111/202311110234.QjYxC2bv-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231111/202311110234.QjYxC2bv-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/202311110234.QjYxC2bv-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/gem/i915_gem_mman.c: In function 'i915_gem_mmap_offset_ioctl':
   drivers/gpu/drm/i915/gem/i915_gem_mman.c:673:16: error: implicit declaration of function '__assign_mmap_offset_handle' [-Werror=implicit-function-declaration]
     673 |         return __assign_mmap_offset_handle(file, args->handle, type, &args->offset);
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/i915/gem/i915_gem_mman.c: In function 'i915_gem_fb_mmap':
   drivers/gpu/drm/i915/gem/i915_gem_mman.c:896:23: error: implicit declaration of function 'mmap_offset_attach' [-Werror=implicit-function-declaration]
     896 |                 mmo = mmap_offset_attach(obj, mmap_type, NULL);
         |                       ^~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/i915/gem/i915_gem_mman.c:896:21: warning: assignment to 'struct i915_mmap_offset *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     896 |                 mmo = mmap_offset_attach(obj, mmap_type, NULL);
         |                     ^
   In file included from drivers/gpu/drm/i915/gem/i915_gem_mman.c:912:
   drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c: In function 'assert_mmap_offset':
>> drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c:624:15: error: implicit declaration of function '__assign_mmap_offset'; did you mean 'assert_mmap_offset'? [-Werror=implicit-function-declaration]
     624 |         ret = __assign_mmap_offset(obj, default_mapping(i915), &offset, NULL);
         |               ^~~~~~~~~~~~~~~~~~~~
         |               assert_mmap_offset
   cc1: some warnings being treated as errors

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for DRM_I915_DEBUG_GEM
   Depends on [n]: HAS_IOMEM [=y] && DRM_I915 [=y] && EXPERT [=y] && DRM_I915_WERROR [=n]
   Selected by [y]:
   - DRM_I915_DEBUG [=y] && HAS_IOMEM [=y] && DRM_I915 [=y] && EXPERT [=y] && !COMPILE_TEST [=n]


vim +624 drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c

450cede7f3804c Thomas Hellström  2021-08-31  611  
b414fcd5be0b00 Chris Wilson      2019-05-28  612  static bool assert_mmap_offset(struct drm_i915_private *i915,
b414fcd5be0b00 Chris Wilson      2019-05-28  613  			       unsigned long size,
b414fcd5be0b00 Chris Wilson      2019-05-28  614  			       int expected)
b414fcd5be0b00 Chris Wilson      2019-05-28  615  {
b414fcd5be0b00 Chris Wilson      2019-05-28  616  	struct drm_i915_gem_object *obj;
cf3e3e86d77970 Maarten Lankhorst 2021-06-10  617  	u64 offset;
cf3e3e86d77970 Maarten Lankhorst 2021-06-10  618  	int ret;
b414fcd5be0b00 Chris Wilson      2019-05-28  619  
450cede7f3804c Thomas Hellström  2021-08-31  620  	obj = create_sys_or_internal(i915, size);
b414fcd5be0b00 Chris Wilson      2019-05-28  621  	if (IS_ERR(obj))
cf3e3e86d77970 Maarten Lankhorst 2021-06-10  622  		return expected && expected == PTR_ERR(obj);
b414fcd5be0b00 Chris Wilson      2019-05-28  623  
7961c5b60f23df Maarten Lankhorst 2021-07-14 @624  	ret = __assign_mmap_offset(obj, default_mapping(i915), &offset, NULL);
b414fcd5be0b00 Chris Wilson      2019-05-28  625  	i915_gem_object_put(obj);
b414fcd5be0b00 Chris Wilson      2019-05-28  626  
cf3e3e86d77970 Maarten Lankhorst 2021-06-10  627  	return ret == expected;
b414fcd5be0b00 Chris Wilson      2019-05-28  628  }
b414fcd5be0b00 Chris Wilson      2019-05-28  629  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki