linux-kernel - Re: [PATCH 1/3] iio: adc: ti-ads8344: properly byte swap value

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Date:   Tue, 21 Apr 2020 14:24:24 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     "Xia, Hui" <hui.xia@...el.com>
Cc:     "Li, Philip" <philip.li@...el.com>, lkp <lkp@...el.com>,
        Jonathan Cameron <jic23@...nel.org>,
        "kbuild-all@...ts.01.org" <kbuild-all@...ts.01.org>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Gregory CLEMENT <gregory.clement@...tlin.com>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] iio: adc: ti-ads8344: properly byte swap value

Hi,

On 21/04/2020 07:25:01+0000, Xia, Hui wrote:
> >-----Original Message-----
> >From: Li, Philip <philip.li@...el.com>
> >Sent: 2020年4月19日 10:50
> >To: Alexandre Belloni <alexandre.belloni@...tlin.com>
> >Cc: lkp <lkp@...el.com>; Jonathan Cameron <jic23@...nel.org>; kbuild-
> >all@...ts.01.org; Hartmut Knaack <knaack.h@....de>; Lars-Peter Clausen
> ><lars@...afoo.de>; Peter Meerwald-Stadler <pmeerw@...erw.net>; Gregory
> >CLEMENT <gregory.clement@...tlin.com>; linux-iio@...r.kernel.org; linux-
> >kernel@...r.kernel.org
> >Subject: Re: [PATCH 1/3] iio: adc: ti-ads8344: properly byte swap value
> >
> >On Thu, Apr 16, 2020 at 10:50:23PM +0200, Alexandre Belloni wrote:
> >> Hi,
> >>
> >> On 16/04/2020 14:22:03+0800, kbuild test robot wrote:
> >> > Hi Alexandre,
> >> >
> >> > I love your patch! Yet something to improve:
> >> >
> >> > [auto build test ERROR on iio/togreg] [also build test ERROR on
> >> > v5.7-rc1 next-20200415] [if your patch is applied to the wrong git
> >> > tree, please drop us a note to help improve the system. BTW, we also
> >> > suggest to use '--base' option to specify the base tree in git
> >> > format-patch, please see https://stackoverflow.com/a/37406982]
> >> >
> >> > url:    https://github.com/0day-ci/linux/commits/Alexandre-Belloni/iio-adc-ti-
> >ads8344-improve-the-driver/20200416-073357
> >> > base:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
> >> > config: c6x-allyesconfig (attached as .config)
> >> > compiler: c6x-elf-gcc (GCC) 9.3.0
> >> > reproduce:
> >> >         wget https://raw.githubusercontent.com/intel/lkp-
> >tests/master/sbin/make.cross -O ~/bin/make.cross
> >> >         chmod +x ~/bin/make.cross
> >> >         # save the attached .config to linux build tree
> >> >         COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0
> >> > make.cross ARCH=c6x
> >> >
> >>
> >> I spent some time to reproduce and this is actually not that trivial
> >> because your toolchains are linked with libisl22 and most
> >> distributions still ship an older version. Maybe you can do something about that?
> >Thanks for the feedback, we will resolve this to use old version in earliest time.
> The cross toolchains has been updated to link with libisl19 the stable version. Please remove the old toolchain and make.cross again.
> Feel free to let us know if still have problem. Thanks.
> 

Thank you, this works properly on more machines now.

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com