linux-kernel - drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c:49:1: warning: no previous prototype for 'lsb_header_tail

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Message-ID: <202005300520.jjdrpDkK%lkp@intel.com>
Date:   Sat, 30 May 2020 05:00:23 +0800
From:   kbuild test robot <lkp@...el.com>
To:     "Ben, Skeggs," <bskeggs@...hat.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c:49:1: warning: no previous
 prototype for 'lsb_header_tail_dump'

Hi Ben,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   75caf310d16cc5e2f851c048cd597f5437013368
commit: 22dcda45a3d1dfe6eeb4ab0a3b9aaa2333cb649d drm/nouveau/acr: implement new subdev to replace "secure boot"
date:   5 months ago
config: arm64-sof-customedconfig-sst-defconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
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
        git checkout 22dcda45a3d1dfe6eeb4ab0a3b9aaa2333cb649d
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 

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

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c:49:1: warning: no previous prototype for 'lsb_header_tail_dump' [-Wmissing-prototypes]
49 | lsb_header_tail_dump(struct nvkm_subdev *subdev,
| ^~~~~~~~~~~~~~~~~~~~

vim +/lsb_header_tail_dump +49 drivers/gpu/drm/nouveau/nvkm/nvfw/acr.c

    47	
    48	void
  > 49	lsb_header_tail_dump(struct nvkm_subdev *subdev,
    50				struct lsb_header_tail *hdr)
    51	{
    52		nvkm_debug(subdev, "lsbHeader\n");
    53		nvkm_debug(subdev, "\tucodeOff      : 0x%x\n", hdr->ucode_off);
    54		nvkm_debug(subdev, "\tucodeSize     : 0x%x\n", hdr->ucode_size);
    55		nvkm_debug(subdev, "\tdataSize      : 0x%x\n", hdr->data_size);
    56		nvkm_debug(subdev, "\tblCodeSize    : 0x%x\n", hdr->bl_code_size);
    57		nvkm_debug(subdev, "\tblImemOff     : 0x%x\n", hdr->bl_imem_off);
    58		nvkm_debug(subdev, "\tblDataOff     : 0x%x\n", hdr->bl_data_off);
    59		nvkm_debug(subdev, "\tblDataSize    : 0x%x\n", hdr->bl_data_size);
    60		nvkm_debug(subdev, "\tappCodeOff    : 0x%x\n", hdr->app_code_off);
    61		nvkm_debug(subdev, "\tappCodeSize   : 0x%x\n", hdr->app_code_size);
    62		nvkm_debug(subdev, "\tappDataOff    : 0x%x\n", hdr->app_data_off);
    63		nvkm_debug(subdev, "\tappDataSize   : 0x%x\n", hdr->app_data_size);
    64		nvkm_debug(subdev, "\tflags         : 0x%x\n", hdr->flags);
    65	}
    66	

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

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