linux-kernel - Re: ERROR: modpost: "scp

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Date:   Tue, 3 Nov 2020 15:04:21 +0900
From:   Alexandre Courbot <acourbot@...omium.org>
To:     kernel test robot <lkp@...el.com>
Cc:     Yunfei Dong <yunfei.dong@...iatek.com>, kbuild-all@...ts.01.org,
        LKML <linux-kernel@...r.kernel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Linux Media Mailing List <linux-media@...r.kernel.org>,
        Hans Verkuil <hverkuil@...all.nl>
Subject: Re: ERROR: modpost: "scp_get" undefined!

On Tue, Nov 3, 2020 at 12:48 PM kernel test robot <lkp@...el.com> wrote:
>
> Hi Yunfei,
>
> FYI, the error/warning still remains.
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   b7cbaf59f62f8ab8f157698f9e31642bff525bd0
> commit: c7244811b1c951dca812079d16b17cb241882a80 media: mtk-vcodec: add SCP firmware ops
> date:   5 weeks ago
> config: sh-allmodconfig (attached as .config)
> compiler: sh4-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
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c7244811b1c951dca812079d16b17cb241882a80
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout c7244811b1c951dca812079d16b17cb241882a80
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh
>
> 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 >>, old ones prefixed by <<):
>
> ERROR: modpost: "scp_get_venc_hw_capa" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> ERROR: modpost: "scp_ipi_send" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> ERROR: modpost: "scp_put" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> >> ERROR: modpost: "scp_get" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> >> ERROR: modpost: "scp_get_vdec_hw_capa" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> >> ERROR: modpost: "scp_ipi_register" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> >> ERROR: modpost: "scp_mapping_dm_addr" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> >> ERROR: modpost: "scp_get_rproc" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> ERROR: modpost: "rproc_boot" [drivers/media/platform/mtk-vcodec/mtk-vcodec-common.ko] undefined!
> ERROR: modpost: "__delay" [drivers/net/phy/mdio-cavium.ko] undefined!

This should be taken care of by https://lkml.org/lkml/2020/10/13/425.