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Message-ID: <202101070005.gGLhtbyg-lkp@intel.com>
Date: Thu, 7 Jan 2021 00:22:08 +0800
From: kernel test robot <lkp@...el.com>
To: Tony Lindgren <tony@...mide.com>,
Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc: kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-omap@...r.kernel.org,
Arthur Demchenkov <spinal.by@...il.com>,
Carl Philipp Klemm <philipp@...s.xyz>,
Merlijn Wajer <merlijn@...zup.org>,
Pavel Machek <pavel@....cz>, ruleh <ruleh@....de>,
Sebastian Reichel <sre@...nel.org>
Subject: Re: [PATCH 3/4] Input: omap4-keypad - use PM runtime to check keys
for errata
Hi Tony,
I love your patch! Perhaps something to improve:
[auto build test WARNING on input/next]
[also build test WARNING on linus/master v5.11-rc2 next-20210104]
[cannot apply to hid/for-next linux/master]
[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/Tony-Lindgren/Lost-key-up-interrupt-handling-for-omap4-keypad/20210106-210045
base: https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git next
config: s390-randconfig-r024-20210106 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 5c951623bc8965fa1e89660f2f5f4a2944e4981a)
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 s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
# https://github.com/0day-ci/linux/commit/69f44d8d3d1568dd3f330a46f6173a1bfc372ebd
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Tony-Lindgren/Lost-key-up-interrupt-handling-for-omap4-keypad/20210106-210045
git checkout 69f44d8d3d1568dd3f330a46f6173a1bfc372ebd
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from arch/s390/include/asm/io.h:72:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:19:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x000000ffUL) << 24) | \
^
In file included from drivers/input/keyboard/omap4-keypad.c:15:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:72:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:20:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
^
In file included from drivers/input/keyboard/omap4-keypad.c:15:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:72:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:21:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
^
In file included from drivers/input/keyboard/omap4-keypad.c:15:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:72:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:119:21: note: expanded from macro '__swab32'
___constant_swab32(x) : \
^
include/uapi/linux/swab.h:22:12: note: expanded from macro '___constant_swab32'
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
^
In file included from drivers/input/keyboard/omap4-keypad.c:15:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:72:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:120:12: note: expanded from macro '__swab32'
__fswab32(x))
^
In file included from drivers/input/keyboard/omap4-keypad.c:15:
In file included from include/linux/io.h:13:
In file included from arch/s390/include/asm/io.h:72:
include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:609:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:617:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:625:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:634:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:643:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
>> drivers/input/keyboard/omap4-keypad.c:536:32: warning: unused variable 'omap4_keypad_pm_ops' [-Wunused-const-variable]
static const struct dev_pm_ops omap4_keypad_pm_ops = {
^
21 warnings generated.
Kconfig warnings: (for reference only)
WARNING: unmet direct dependencies detected for MFD_SYSCON
Depends on HAS_IOMEM
Selected by
- MTD_NAND_STM32_FMC2 && MTD && MTD_RAW_NAND && (MACH_STM32MP157 || COMPILE_TEST
- MTD_NAND_MESON && MTD && MTD_RAW_NAND && (ARCH_MESON || COMPILE_TEST
- POWER_RESET_OCELOT_RESET && POWER_RESET && (MSCC_OCELOT || COMPILE_TEST
- INGENIC_TCU_IRQ && (MIPS || COMPILE_TEST
- PHY_BCM_SR_PCIE && OF && (ARCH_BCM_IPROC || COMPILE_TEST
- PHY_HI3660_USB && (ARCH_HISI && ARM64 || COMPILE_TEST
- PHY_HISTB_COMBPHY && (ARCH_HISI && ARM64 || COMPILE_TEST
- PHY_DA8XX_USB && (ARCH_DAVINCI_DA8XX || COMPILE_TEST
WARNING: unmet direct dependencies detected for MFD_STM32_TIMERS
Depends on HAS_IOMEM && (ARCH_STM32 && OF || COMPILE_TEST
Selected by
- STM32_ADC_CORE && IIO && (ARCH_STM32 || COMPILE_TEST && OF && REGULATOR
vim +/omap4_keypad_pm_ops +536 drivers/input/keyboard/omap4-keypad.c
535
> 536 static const struct dev_pm_ops omap4_keypad_pm_ops = {
537 SET_RUNTIME_PM_OPS(omap4_keypad_runtime_suspend, NULL, NULL)
538 };
539
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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