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From: kernel test robot <lkp@intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
	Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Subject: drivers/spi/spi-lp8841-rtc.c:112:17: sparse: sparse: incorrect type in argument 1 (different address spaces)
Date: Tue, 11 May 2021 16:52:38 +0800	[thread overview]
Message-ID: <202105111627.Npwm6MyZ-lkp@intel.com> (raw)

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   1140ab592e2ebf8153d2b322604031a8868ce7a5
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date:   9 months ago
config: sh-randconfig-s032-20210511 (attached as .config)
compiler: sh4-linux-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
        # apt-get install sparse
        # sparse version: v0.6.3-341-g8af24329-dirty
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e5fc436f06eef54ef512ea55a9db8eb9f2e76959
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout e5fc436f06eef54ef512ea55a9db8eb9f2e76959
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=sh 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>


sparse warnings: (new ones prefixed by >>)
>> drivers/spi/spi-lp8841-rtc.c:112:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:112:17: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:112:17: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:121:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:121:17: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:121:17: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:143:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:143:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:143:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:147:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:147:17: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:147:17: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:209:21: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected void *iomem @@     got void [noderef] __iomem * @@
   drivers/spi/spi-lp8841-rtc.c:209:21: sparse:     expected void *iomem
   drivers/spi/spi-lp8841-rtc.c:209:21: sparse:     got void [noderef] __iomem *
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __iomem * @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     expected void const [noderef] __iomem *
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:57:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const [noderef] __iomem * @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     expected void const [noderef] __iomem *
   drivers/spi/spi-lp8841-rtc.c:63:28: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *ptr @@     got void *iomem @@
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   drivers/spi/spi-lp8841-rtc.c:47:9: sparse:     got void *iomem
--
   drivers/vhost/scsi.c:1697:21: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected unsigned int const *__gu_addr @@     got unsigned int [noderef] [usertype] __user *eventsp @@
   drivers/vhost/scsi.c:1697:21: sparse:     expected unsigned int const *__gu_addr
   drivers/vhost/scsi.c:1697:21: sparse:     got unsigned int [noderef] [usertype] __user *eventsp
>> drivers/vhost/scsi.c:1697:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/vhost/scsi.c:1697:21: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/vhost/scsi.c:1697:21: sparse:     got unsigned int const *__gu_addr
--
   drivers/vhost/vhost.c:1571:13: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected unsigned int const *__gu_addr @@     got unsigned int [noderef] [usertype] __user *idxp @@
   drivers/vhost/vhost.c:1571:13: sparse:     expected unsigned int const *__gu_addr
   drivers/vhost/vhost.c:1571:13: sparse:     got unsigned int [noderef] [usertype] __user *idxp
>> drivers/vhost/vhost.c:1571:13: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   drivers/vhost/vhost.c:1571:13: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/vhost/vhost.c:1571:13: sparse:     got unsigned int const *__gu_addr
   drivers/vhost/vhost.c:1771:21: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected int const *__gu_addr @@     got int [noderef] __user * @@
   drivers/vhost/vhost.c:1771:21: sparse:     expected int const *__gu_addr
   drivers/vhost/vhost.c:1771:21: sparse:     got int [noderef] __user *
>> drivers/vhost/vhost.c:1771:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got int const *__gu_addr @@
   drivers/vhost/vhost.c:1771:21: sparse:     expected void const volatile [noderef] __user *ptr
   drivers/vhost/vhost.c:1771:21: sparse:     got int const *__gu_addr
--
   sound/soc/uniphier/aio-compress.c:295:23: sparse: sparse: incorrect type in initializer (different address spaces) @@     expected unsigned int const *__gu_addr @@     got unsigned int [noderef] [usertype] __user * @@
   sound/soc/uniphier/aio-compress.c:295:23: sparse:     expected unsigned int const *__gu_addr
   sound/soc/uniphier/aio-compress.c:295:23: sparse:     got unsigned int [noderef] [usertype] __user *
>> sound/soc/uniphier/aio-compress.c:295:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __user *ptr @@     got unsigned int const *__gu_addr @@
   sound/soc/uniphier/aio-compress.c:295:23: sparse:     expected void const volatile [noderef] __user *ptr
   sound/soc/uniphier/aio-compress.c:295:23: sparse:     got unsigned int const *__gu_addr
   sound/soc/uniphier/aio-compress.c:309:34: sparse: sparse: cast to restricted __be16
   sound/soc/uniphier/aio-compress.c:309:34: sparse: sparse: cast to restricted __be16
   sound/soc/uniphier/aio-compress.c:309:34: sparse: sparse: cast to restricted __be16
   sound/soc/uniphier/aio-compress.c:309:34: sparse: sparse: cast to restricted __be16

vim +112 drivers/spi/spi-lp8841-rtc.c

7ecbfff6711fb3 Sergei Ianovich 2016-02-23   97  
7ecbfff6711fb3 Sergei Ianovich 2016-02-23   98  static int
7ecbfff6711fb3 Sergei Ianovich 2016-02-23   99  spi_lp8841_rtc_transfer_one(struct spi_master *master,
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  100  			    struct spi_device *spi,
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  101  			    struct spi_transfer *t)
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  102  {
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  103  	struct spi_lp8841_rtc	*data = spi_master_get_devdata(master);
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  104  	unsigned		count = t->len;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  105  	const u8		*tx = t->tx_buf;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  106  	u8			*rx = t->rx_buf;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  107  	u8			word = 0;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  108  	int			ret = 0;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  109  
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  110  	if (tx) {
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  111  		data->state &= ~SPI_LP8841_RTC_nWE;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23 @112  		writeb(data->state, data->iomem);
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  113  		while (likely(count > 0)) {
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  114  			word = *tx++;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  115  			bitbang_txrx_be_cpha0_lsb(data, 1, 0,
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  116  					SPI_MASTER_NO_RX, word, 8);
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  117  			count--;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  118  		}
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  119  	} else if (rx) {
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  120  		data->state |= SPI_LP8841_RTC_nWE;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  121  		writeb(data->state, data->iomem);
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  122  		while (likely(count > 0)) {
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  123  			word = bitbang_txrx_be_cpha0_lsb(data, 1, 0,
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  124  					SPI_MASTER_NO_TX, word, 8);
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  125  			*rx++ = word;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  126  			count--;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  127  		}
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  128  	} else {
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  129  		ret = -EINVAL;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  130  	}
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  131  
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  132  	spi_finalize_current_transfer(master);
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  133  
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  134  	return ret;
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  135  }
7ecbfff6711fb3 Sergei Ianovich 2016-02-23  136  

:::::: The code at line 112 was first introduced by commit
:::::: 7ecbfff6711fb331591003ac32c002ce55a0758f spi: master driver to enable RTC on ICPDAS LP-8841

:::::: TO: Sergei Ianovich <ynvich@gmail.com>
:::::: CC: Mark Brown <broonie@kernel.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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             reply	other threads:[~2021-05-11  8:53 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-11  8:52 kernel test robot [this message]
2023-12-04 14:12 kernel test robot

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