lkml.org 
[lkml]   [2021]   [Apr]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
Subjectdrivers/pinctrl/intel/pinctrl-intel.c:1663:14: warning: variable 'dummy' set but not used
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e359bce39d9085ab24eaa0bb0778bb5f6894144a
commit: 10c857f063fc63902160755a6e23fa594290c6d3 pinctrl: cherryview: Switch to use intel_pinctrl_get_soc_data()
date: 8 months ago
config: x86_64-randconfig-a005-20210426 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 87fc97169e7901dfe56ca0da0d92da0c02d2ef48)
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 x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=10c857f063fc63902160755a6e23fa594290c6d3
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 10c857f063fc63902160755a6e23fa594290c6d3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64

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/pinctrl/intel/pinctrl-intel.c:1663:14: warning: variable 'dummy' set but not used [-Wunused-but-set-variable]
const char *dummy;
^
1 warning generated.


vim +/dummy +1663 drivers/pinctrl/intel/pinctrl-intel.c

a0a5f7661e1c49 Chris Chiu 2019-04-15 1656
7101e022523bfb Andy Shevchenko 2019-10-22 1657 static void intel_restore_hostown(struct intel_pinctrl *pctrl, unsigned int c,
7101e022523bfb Andy Shevchenko 2019-10-22 1658 void __iomem *base, unsigned int gpp, u32 saved)
7101e022523bfb Andy Shevchenko 2019-10-22 1659 {
7101e022523bfb Andy Shevchenko 2019-10-22 1660 const struct intel_community *community = &pctrl->communities[c];
7101e022523bfb Andy Shevchenko 2019-10-22 1661 const struct intel_padgroup *padgrp = &community->gpps[gpp];
7101e022523bfb Andy Shevchenko 2019-10-22 1662 struct device *dev = pctrl->dev;
d1bfd0229ec4de Andy Shevchenko 2020-06-10 @1663 const char *dummy;
d1bfd0229ec4de Andy Shevchenko 2020-06-10 1664 u32 requested = 0;
d1bfd0229ec4de Andy Shevchenko 2020-06-10 1665 unsigned int i;
7101e022523bfb Andy Shevchenko 2019-10-22 1666
e5a4ab6a55e230 Andy Shevchenko 2020-04-13 1667 if (padgrp->gpio_base == INTEL_GPIO_BASE_NOMAP)
7101e022523bfb Andy Shevchenko 2019-10-22 1668 return;
7101e022523bfb Andy Shevchenko 2019-10-22 1669
d1bfd0229ec4de Andy Shevchenko 2020-06-10 1670 for_each_requested_gpio_in_range(&pctrl->chip, i, padgrp->gpio_base, padgrp->size, dummy)
d1bfd0229ec4de Andy Shevchenko 2020-06-10 1671 requested |= BIT(i);
d1bfd0229ec4de Andy Shevchenko 2020-06-10 1672
942c5ea49ffbe2 Andy Shevchenko 2019-10-22 1673 if (!intel_gpio_update_reg(base + gpp * 4, requested, saved))
7101e022523bfb Andy Shevchenko 2019-10-22 1674 return;
7101e022523bfb Andy Shevchenko 2019-10-22 1675
764cfe33517f7c Andy Shevchenko 2019-10-22 1676 dev_dbg(dev, "restored hostown %u/%u %#08x\n", c, gpp, readl(base + gpp * 4));
7101e022523bfb Andy Shevchenko 2019-10-22 1677 }
7101e022523bfb Andy Shevchenko 2019-10-22 1678

:::::: The code at line 1663 was first introduced by commit
:::::: d1bfd0229ec4deb53e61f95c050b524152fd0d9e pinctrl: intel: Make use of for_each_requested_gpio_in_range()

:::::: TO: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
:::::: CC: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[unhandled content-type:application/gzip]
\
 
 \ /
  Last update: 2021-04-28 02:12    [W:0.072 / U:0.820 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site