drivers/gpu/drm/xe/display/ext/i915_utils.c:18:5: warning: no previous prototype for '__i915_inject_probe_error'

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

Hi Maarten,

FYI, the error/warning still remains.

tree:   https://gitlab.freedesktop.org/drm/xe/kernel.git new
head:   f30cae3de3b138849010f4e54d8800eb1cc080b9
commit: bc75b5825064c832457e4439b3a3ee03b5464fdb drm/xe/display: Implement display support
date:   10 weeks ago
config: microblaze-allyesconfig (https://download.01.org/0day-ci/archive/20231224/202312241924.vFkCL7El-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231224/202312241924.vFkCL7El-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/202312241924.vFkCL7El-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/xe/display/ext/i915_utils.c:18:5: warning: no previous prototype for '__i915_inject_probe_error' [-Wmissing-prototypes]
      18 | int __i915_inject_probe_error(struct drm_i915_private *i915, int err,
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for INTEL_MEI_ME
   Depends on [n]: X86 && PCI [=y]
   Selected by [y]:
   - INTEL_MEI_HDCP [=y] && (DRM_I915 [=n] || DRM_XE [=y])


vim +/__i915_inject_probe_error +18 drivers/gpu/drm/xe/display/ext/i915_utils.c

    16	
    17	/* i915 specific, just put here for shutting it up */
  > 18	int __i915_inject_probe_error(struct drm_i915_private *i915, int err,

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