[Intel-gfx] [PATCH] drm/i915: Move ioremap_wc tracking onto VMA

kbuild test robot lkp at intel.com
Tue Apr 19 17:33:04 UTC 2016


Hi,

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on next-20160419]
[cannot apply to v4.6-rc4]
[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/Chris-Wilson/drm-i915-Move-ioremap_wc-tracking-onto-VMA/20160419-190843
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-rhel (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/i915_gem_gtt.c: In function 'i915_vma_pin_iomap':
>> drivers/gpu/drm/i915/i915_gem_gtt.c:3644:3: error: implicit declaration of function 'i915_vm_to_ggtt' [-Werror=implicit-function-declaration]
      ptr = io_mapping_map_wc(i915_vm_to_ggtt(vma->vm)->mappable,
      ^
>> drivers/gpu/drm/i915/i915_gem_gtt.c:3644:51: error: invalid type argument of '->' (have 'int')
      ptr = io_mapping_map_wc(i915_vm_to_ggtt(vma->vm)->mappable,
                                                      ^
>> drivers/gpu/drm/i915/i915_gem_gtt.c:3644:9: error: too many arguments to function 'io_mapping_map_wc'
      ptr = io_mapping_map_wc(i915_vm_to_ggtt(vma->vm)->mappable,
            ^
   In file included from drivers/gpu/drm/i915/i915_drv.h:36:0,
                    from drivers/gpu/drm/i915/i915_gem_gtt.c:30:
   include/linux/io-mapping.h:158:1: note: declared here
    io_mapping_map_wc(struct io_mapping *mapping, unsigned long offset)
    ^
   cc1: some warnings being treated as errors

vim +/i915_vm_to_ggtt +3644 drivers/gpu/drm/i915/i915_gem_gtt.c

  3638	
  3639		GEM_BUG_ON(!vma->is_ggtt);
  3640		GEM_BUG_ON((vma->bound & GLOBAL_BIND) == 0);
  3641	
  3642		ptr = vma->iomap;
  3643		if (ptr == NULL) {
> 3644			ptr = io_mapping_map_wc(i915_vm_to_ggtt(vma->vm)->mappable,
  3645						vma->node.start,
  3646						vma->node.size);
  3647			if (ptr == NULL)

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