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Message-ID: <202410280230.KAMZK7aZ-lkp@intel.com>
Date: Mon, 28 Oct 2024 02:20:29 +0800
From: kernel test robot <lkp@...el.com>
To: chang hao <ot_chhao.chang@...iatek.com>, matthias.bgg@...il.com,
angelogioacchino.delregno@...labora.com, sean.wang@...nel.org,
linus.walleij@...aro.org
Cc: oe-kbuild-all@...ts.linux.dev, linux-mediatek@...ts.infradead.org,
linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Chhao Chang <ot_chhao.chang@...iatek.com>
Subject: Re: [PATCH] pinctrl: mediatek: add eint new design for mt8196
Hi chang,
kernel test robot noticed the following build errors:
[auto build test ERROR on linusw-pinctrl/devel]
[also build test ERROR on linusw-pinctrl/for-next linus/master v6.12-rc4 next-20241025]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/chang-hao/pinctrl-mediatek-add-eint-new-design-for-mt8196/20241025-111952
base: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git devel
patch link: https://lore.kernel.org/r/20241025031814.21442-1-ot_chhao.chang%40mediatek.com
patch subject: [PATCH] pinctrl: mediatek: add eint new design for mt8196
config: s390-randconfig-r131-20241027 (https://download.01.org/0day-ci/archive/20241028/202410280230.KAMZK7aZ-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce: (https://download.01.org/0day-ci/archive/20241028/202410280230.KAMZK7aZ-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202410280230.KAMZK7aZ-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/pinctrl/mediatek/mtk-eint.c:14:
In file included from include/linux/gpio/driver.h:8:
In file included from include/linux/irqchip/chained_irq.h:10:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
#define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
^
In file included from drivers/pinctrl/mediatek/mtk-eint.c:14:
In file included from include/linux/gpio/driver.h:8:
In file included from include/linux/irqchip/chained_irq.h:10:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:574:61: 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:35:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
#define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
^
In file included from drivers/pinctrl/mediatek/mtk-eint.c:14:
In file included from include/linux/gpio/driver.h:8:
In file included from include/linux/irqchip/chained_irq.h:10:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:585:33: 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:595:59: 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:605:59: 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:693:20: 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:701:20: 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:709:20: 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:718:21: 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:727:21: 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:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
>> drivers/pinctrl/mediatek/mtk-eint.c:588:2: error: call to undeclared function 'dsb'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
dsb(sy);
^
drivers/pinctrl/mediatek/mtk-eint.c:588:6: error: use of undeclared identifier 'sy'
dsb(sy);
^
drivers/pinctrl/mediatek/mtk-eint.c:609:2: error: call to undeclared function 'dsb'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
dsb(sy);
^
drivers/pinctrl/mediatek/mtk-eint.c:609:6: error: use of undeclared identifier 'sy'
dsb(sy);
^
drivers/pinctrl/mediatek/mtk-eint.c:686:14: warning: no previous prototype for function 'mtk_eint_get_debounce_en' [-Wmissing-prototypes]
unsigned int mtk_eint_get_debounce_en(struct mtk_eint *eint,
^
drivers/pinctrl/mediatek/mtk-eint.c:686:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
unsigned int mtk_eint_get_debounce_en(struct mtk_eint *eint,
^
static
drivers/pinctrl/mediatek/mtk-eint.c:709:14: warning: no previous prototype for function 'mtk_eint_get_debounce_value' [-Wmissing-prototypes]
unsigned int mtk_eint_get_debounce_value(struct mtk_eint *eint,
^
drivers/pinctrl/mediatek/mtk-eint.c:709:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
unsigned int mtk_eint_get_debounce_value(struct mtk_eint *eint,
^
static
14 warnings and 4 errors generated.
vim +/dsb +588 drivers/pinctrl/mediatek/mtk-eint.c
572
573 int mtk_eint_do_suspend(struct mtk_eint *eint)
574 {
575 unsigned int i, j, port;
576
577 for (i = 0; i < eint->instance_number; i++) {
578 struct mtk_eint_instance inst = eint->instances[i];
579
580 for (j = 0; j < inst.number; j += MAX_BIT) {
581 port = j >> REG_GROUP;
582 writel_relaxed(~inst.wake_mask[port],
583 inst.base + port*REG_OFSET + eint->comp->regs->mask_set);
584 writel_relaxed(inst.wake_mask[port],
585 inst.base + port*REG_OFSET + eint->comp->regs->mask_clr);
586 }
587 }
> 588 dsb(sy);
589
590 return 0;
591 }
592 EXPORT_SYMBOL_GPL(mtk_eint_do_suspend);
593
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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