From: kernel test robot <lkp@intel.com>
To: Andreas Klinger <ak@it-klinger.de>,
devicetree@vger.kernel.org, linux-iio@vger.kernel.org,
Rob Herring <robh+dt@kernel.org>,
Jonathan Cameron <jic23@kernel.org>
Cc: kbuild-all@lists.01.org, Jiri Kosina <trivial@kernel.org>,
Guenter Roeck <linux@roeck-us.net>,
Chris Packham <chris.packham@alliedtelesis.co.nz>,
Slawomir Stepien <sst@poczta.fm>,
Krzysztof Kozlowski <krzk@kernel.org>,
Alexandre Belloni <alexandre.belloni@bootlin.com>
Subject: Re: [PATCH 2/2] iio: chemical: Add driver support for sgp40
Date: Wed, 28 Jul 2021 06:11:51 +0800 [thread overview]
Message-ID: <202107280617.NJxbpho0-lkp@intel.com> (raw)
In-Reply-To: <20210727163517.GA3468@arbad>
[-- Attachment #1: Type: text/plain, Size: 2360 bytes --]
Hi Andreas,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iio/togreg]
[also build test WARNING on robh/for-next linus/master v5.14-rc3 next-20210727]
[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/Andreas-Klinger/iio-chemical-Add-support-for-sgp40-gas-sensor/20210728-003718
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
config: i386-allyesconfig (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/6e2c78f8b661002ac418f2782ddc79352b6f04a3
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Andreas-Klinger/iio-chemical-Add-support-for-sgp40-gas-sensor/20210728-003718
git checkout 6e2c78f8b661002ac418f2782ddc79352b6f04a3
# save the attached .config to linux build tree
make W=1 ARCH=i386
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/iio/chemical/sgp40.c:67:5: warning: no previous prototype for 'sqp40_exp100' [-Wmissing-prototypes]
67 | int sqp40_exp100(int n)
| ^~~~~~~~~~~~
vim +/sqp40_exp100 +67 drivers/iio/chemical/sgp40.c
60
61 /*
62 * calculate e^x where n is the exponent multiplied with 100
63 *
64 * use taylor approximation which is accurate enough for the purpose of
65 * coming out with just 500 index points.
66 */
> 67 int sqp40_exp100(int n)
68 {
69 int x, xn, y, z;
70 int s = 1;
71
72 if (n < 0) {
73 s = -1;
74 n *= -1;
75 }
76
77 x = n;
78
79 y = 100 + x;
80 xn = x * x;
81 y += xn / 2 / 100;
82 xn = x * x * x;
83 y += xn / 6 / 10000;
84 xn = x * x * x * x;
85 y += xn / 24 / 1000000;
86
87 if (s == -1)
88 z = 10000 / y;
89 else
90 z = y;
91
92 return z;
93 }
94
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 65174 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH 2/2] iio: chemical: Add driver support for sgp40
Date: Wed, 28 Jul 2021 06:11:51 +0800 [thread overview]
Message-ID: <202107280617.NJxbpho0-lkp@intel.com> (raw)
In-Reply-To: <20210727163517.GA3468@arbad>
[-- Attachment #1: Type: text/plain, Size: 2433 bytes --]
Hi Andreas,
I love your patch! Perhaps something to improve:
[auto build test WARNING on iio/togreg]
[also build test WARNING on robh/for-next linus/master v5.14-rc3 next-20210727]
[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/Andreas-Klinger/iio-chemical-Add-support-for-sgp40-gas-sensor/20210728-003718
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
config: i386-allyesconfig (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/6e2c78f8b661002ac418f2782ddc79352b6f04a3
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Andreas-Klinger/iio-chemical-Add-support-for-sgp40-gas-sensor/20210728-003718
git checkout 6e2c78f8b661002ac418f2782ddc79352b6f04a3
# save the attached .config to linux build tree
make W=1 ARCH=i386
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/iio/chemical/sgp40.c:67:5: warning: no previous prototype for 'sqp40_exp100' [-Wmissing-prototypes]
67 | int sqp40_exp100(int n)
| ^~~~~~~~~~~~
vim +/sqp40_exp100 +67 drivers/iio/chemical/sgp40.c
60
61 /*
62 * calculate e^x where n is the exponent multiplied with 100
63 *
64 * use taylor approximation which is accurate enough for the purpose of
65 * coming out with just 500 index points.
66 */
> 67 int sqp40_exp100(int n)
68 {
69 int x, xn, y, z;
70 int s = 1;
71
72 if (n < 0) {
73 s = -1;
74 n *= -1;
75 }
76
77 x = n;
78
79 y = 100 + x;
80 xn = x * x;
81 y += xn / 2 / 100;
82 xn = x * x * x;
83 y += xn / 6 / 10000;
84 xn = x * x * x * x;
85 y += xn / 24 / 1000000;
86
87 if (s == -1)
88 z = 10000 / y;
89 else
90 z = y;
91
92 return z;
93 }
94
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: config.gz --]
[-- Type: application/gzip, Size: 65174 bytes --]
next prev parent reply other threads:[~2021-07-27 22:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-27 16:35 [PATCH 2/2] iio: chemical: Add driver support for sgp40 Andreas Klinger
2021-07-27 22:11 ` kernel test robot [this message]
2021-07-27 22:11 ` kernel test robot
2021-07-27 23:30 ` kernel test robot
2021-07-27 23:30 ` kernel test robot
2021-07-31 16:39 ` Jonathan Cameron
2021-07-31 18:06 ` Guenter Roeck
2021-08-01 17:01 ` Jonathan Cameron
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202107280617.NJxbpho0-lkp@intel.com \
--to=lkp@intel.com \
--cc=ak@it-klinger.de \
--cc=alexandre.belloni@bootlin.com \
--cc=chris.packham@alliedtelesis.co.nz \
--cc=devicetree@vger.kernel.org \
--cc=jic23@kernel.org \
--cc=kbuild-all@lists.01.org \
--cc=krzk@kernel.org \
--cc=linux-iio@vger.kernel.org \
--cc=linux@roeck-us.net \
--cc=robh+dt@kernel.org \
--cc=sst@poczta.fm \
--cc=trivial@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.