linux-kernel - arch/sh/kernel/cpu/sh2a/clock-sh7201.c:27:26: sparse: sparse: incorrect type in argument 1 (different base types)

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Date:   Sat, 28 Aug 2021 14:06:30 +0800
From:   kernel test robot <lkp@...el.com>
To:     Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Subject: arch/sh/kernel/cpu/sh2a/clock-sh7201.c:27:26: sparse: sparse:
 incorrect type in argument 1 (different base types)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   64b4fc45bea6f4faa843d2f97ff51665280efee1
commit: e5fc436f06eef54ef512ea55a9db8eb9f2e76959 sparse: use static inline for __chk_{user,io}_ptr()
date:   12 months ago
config: sh-randconfig-s032-20210827 (attached as .config)
compiler: sh4-linux-gcc (GCC) 11.2.0
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: v0.6.3-348-gf0e6938b-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-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=sh 

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


sparse warnings: (new ones prefixed by >>)
>> arch/sh/kernel/cpu/sh2a/clock-sh7201.c:27:26: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:27:26: sparse:     expected void const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:27:26: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:36:20: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:36:20: sparse:     expected void const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:36:20: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:46:20: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:46:20: sparse:     expected void const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:46:20: sparse:     got unsigned int
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:56:21: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:56:21: sparse:     expected void const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/clock-sh7201.c:56:21: sparse:     got unsigned int
--
>> arch/sh/kernel/cpu/sh2a/setup-sh7201.c:414:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/setup-sh7201.c:414:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/setup-sh7201.c:414:9: sparse:     got unsigned int
>> arch/sh/kernel/cpu/sh2a/setup-sh7201.c:414:9: sparse: sparse: incorrect type in argument 1 (different base types) @@     expected void const volatile [noderef] __iomem *ptr @@     got unsigned int @@
   arch/sh/kernel/cpu/sh2a/setup-sh7201.c:414:9: sparse:     expected void const volatile [noderef] __iomem *ptr
   arch/sh/kernel/cpu/sh2a/setup-sh7201.c:414:9: sparse:     got unsigned int

vim +27 arch/sh/kernel/cpu/sh2a/clock-sh7201.c

2825999e8a9bd7 Peter Griffin 2008-11-28  23  
2825999e8a9bd7 Peter Griffin 2008-11-28  24  static void master_clk_init(struct clk *clk)
2825999e8a9bd7 Peter Griffin 2008-11-28  25  {
16b259203c513e Paul Mundt    2010-11-01  26  	clk->rate = 10000000 * pll2_mult *
16b259203c513e Paul Mundt    2010-11-01 @27  	       pll1rate[(__raw_readw(FREQCR) >> 8) & 0x0007];
2825999e8a9bd7 Peter Griffin 2008-11-28  28  }
2825999e8a9bd7 Peter Griffin 2008-11-28  29  

:::::: The code at line 27 was first introduced by commit
:::::: 16b259203c513ed28bd31cc9a981e0d3ad517943 sh: migrate SH_CLK_MD to mode pin API.

:::::: TO: Paul Mundt <lethal@...ux-sh.org>
:::::: CC: Paul Mundt <lethal@...ux-sh.org>

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

Download attachment ".config.gz" of type "application/gzip" (24156 bytes)