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From: Marc Kleine-Budde <mkl@pengutronix.de>
To: kernel test robot <lkp@intel.com>
Cc: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Rob Herring <robh+dt@kernel.org>,
	Fabrizio Castro <fabrizio.castro.jz@renesas.com>,
	Wolfgang Grandegger <wg@grandegger.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	linux-can@vger.kernel.org, clang-built-linux@googlegroups.com,
	kbuild-all@lists.01.org, netdev@vger.kernel.org
Subject: Re: [PATCH v3 2/3] can: rcar_canfd: Add support for RZ/G2L family
Date: Sun, 25 Jul 2021 11:46:05 +0200	[thread overview]
Message-ID: <20210725094605.gzhrbunkot7ytvel@pengutronix.de> (raw)
In-Reply-To: <202107251336.iD47PRoA-lkp@intel.com>

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On 25.07.2021 13:39:37, kernel test robot wrote:
> Hi Lad,
> 
> Thank you for the patch! Perhaps something to improve:
> 
> [auto build test WARNING on renesas-devel/next]
> [also build test WARNING on v5.14-rc2 next-20210723]
> [cannot apply to mkl-can-next/testing robh/for-next]
> [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/Lad-Prabhakar/Renesas-RZ-G2L-CANFD-support/20210722-035332
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel.git next
> config: arm64-randconfig-r031-20210723 (attached as .config)
> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9625ca5b602616b2f5584e8a49ba93c52c141e40)
> 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
>         # install arm64 cross compiling tool for clang build
>         # apt-get install binutils-aarch64-linux-gnu
>         # https://github.com/0day-ci/linux/commit/082d605e73c5922419a736aa9ecd3a76c0241bf7
>         git remote add linux-review https://github.com/0day-ci/linux
>         git fetch --no-tags linux-review Lad-Prabhakar/Renesas-RZ-G2L-CANFD-support/20210722-035332
>         git checkout 082d605e73c5922419a736aa9ecd3a76c0241bf7
>         # save the attached .config to linux build tree
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> All warnings (new ones prefixed by >>):
> 
> >> drivers/net/can/rcar/rcar_canfd.c:1699:12: warning: cast to smaller integer type 'enum rcanfd_chip_id' from 'const void *' [-Wvoid-pointer-to-enum-cast]
>            chip_id = (enum rcanfd_chip_id)of_device_get_match_data(&pdev->dev);
>                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>    1 warning generated.

Seems we need the cast (uintptr_t), that I asked you to remove. Can you
test if

| chip_id = (enum rcanfd_chip_id)(uintptr_t)of_device_get_match_data(&pdev->dev);

works?

Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
Vertretung West/Dortmund         | Phone: +49-231-2826-924     |
Amtsgericht Hildesheim, HRA 2686 | Fax:   +49-5121-206917-5555 |

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  reply	other threads:[~2021-07-25  9:46 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-21 19:49 [PATCH v3 0/3] Renesas RZ/G2L CANFD support Lad Prabhakar
2021-07-21 19:49 ` [PATCH v3 1/3] dt-bindings: net: can: renesas,rcar-canfd: Document RZ/G2L SoC Lad Prabhakar
2021-07-26 22:46   ` Rob Herring
2021-07-21 19:49 ` [PATCH v3 2/3] can: rcar_canfd: Add support for RZ/G2L family Lad Prabhakar
2021-07-25  5:39   ` kernel test robot
2021-07-25  9:46     ` Marc Kleine-Budde [this message]
2021-07-26  8:06       ` Geert Uytterhoeven
2021-07-26 21:56         ` Lad, Prabhakar
2021-07-26  9:53   ` Geert Uytterhoeven
2021-07-26 21:58     ` Lad, Prabhakar
2021-07-21 19:49 ` [PATCH v3 3/3] arm64: dts: renesas: r9a07g044: Add CANFD node Lad Prabhakar
2021-07-22 12:53   ` kernel test robot

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