linux-kernel - Re: [PATCH 2/2] drm/bridge: parade-ps8640: Populate devices on aux-bus

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Date:   Mon, 18 Oct 2021 16:03:48 +0800
From:   kernel test robot <lkp@...el.com>
To:     Philip Chen <philipchen@...omium.org>,
        LKML <linux-kernel@...r.kernel.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org, swboyd@...omium.org,
        dianders@...omium.org, Philip Chen <philipchen@...omium.org>,
        Andrzej Hajda <a.hajda@...sung.com>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Jonas Karlman <jonas@...boo.se>,
        Laurent Pinchart <Laurent.pinchart@...asonboard.com>
Subject: Re: [PATCH 2/2] drm/bridge: parade-ps8640: Populate devices on
 aux-bus

Hi Philip,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on drm-intel/for-linux-next]
[also build test ERROR on drm-tip/drm-tip next-20211015]
[cannot apply to linux/master linus/master v5.15-rc6]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Philip-Chen/drm-bridge-parade-ps8640-Enable-runtime-power-management/20211017-005837
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: hexagon-randconfig-r041-20211018 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d245f2e8597bfb52c34810a328d42b990e4af1a4)
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://github.com/0day-ci/linux/commit/3224ea81dd1cf1d744bee07def5edb1e98c269a6
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Philip-Chen/drm-bridge-parade-ps8640-Enable-runtime-power-management/20211017-005837
        git checkout 3224ea81dd1cf1d744bee07def5edb1e98c269a6
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash

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 >>):

>> ld.lld: error: undefined symbol: devm_of_dp_aux_populate_ep_devices
   >>> referenced by parade-ps8640.c
   >>>               gpu/drm/bridge/parade-ps8640.o:(ps8640_probe) in archive drivers/built-in.a
   >>> referenced by parade-ps8640.c
   >>>               gpu/drm/bridge/parade-ps8640.o:(ps8640_probe) in archive drivers/built-in.a

---
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" (31840 bytes)