linux-kernel - drivers/gpu/drm/msm/adreno/a6xx_gpu.c:1643:6: error: no previous prototype for 'a6xx_gpu_set

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Message-ID: <202111090536.ICdshGDM-lkp@intel.com>
Date:   Tue, 9 Nov 2021 05:05:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Rob Clark <robdclark@...omium.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/gpu/drm/msm/adreno/a6xx_gpu.c:1643:6: error: no previous
 prototype for 'a6xx_gpu_set_freq'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   d2f38a3c6507b2520101f9a3807ed98f1bdc545a
commit: f6f59072e821901d96c791864a07d57d8ec8d312 drm/msm/a6xx: Serialize GMU communication
date:   5 weeks ago
config: arm-buildonly-randconfig-r005-20211031 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f6f59072e821901d96c791864a07d57d8ec8d312
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout f6f59072e821901d96c791864a07d57d8ec8d312
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=arm 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/gpu/drm/msm/adreno/a6xx_gpu.c:1643:6: error: no previous prototype for 'a6xx_gpu_set_freq' [-Werror=missing-prototypes]
    1643 | void a6xx_gpu_set_freq(struct msm_gpu *gpu, struct dev_pm_opp *opp)
         |      ^~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/a6xx_gpu_set_freq +1643 drivers/gpu/drm/msm/adreno/a6xx_gpu.c

  1642	
> 1643	void a6xx_gpu_set_freq(struct msm_gpu *gpu, struct dev_pm_opp *opp)
  1644	{
  1645		struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
  1646		struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu);
  1647	
  1648		mutex_lock(&a6xx_gpu->gmu.lock);
  1649		a6xx_gmu_set_freq(gpu, opp);
  1650		mutex_unlock(&a6xx_gpu->gmu.lock);
  1651	}
  1652	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (34802 bytes)