tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   3aaf0a27ffc29b19a62314edd684b9bc6346f9a8
commit: 71b9114d2c13a648fbe6523dd859e611c316ad90 ARM: s3c: move into a common 
directory
date:   6 months ago
config: arm-randconfig-s032-20210203 (attached as .config)
compiler: arm-linux-gnueabi-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: v0.6.3-215-g0fb77bb6-dirty
        # 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71b9114d2c13a648fbe6523dd859e611c316ad90
        git remote add linus 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 71b9114d2c13a648fbe6523dd859e611c316ad90
        # 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__' ARCH=arm 

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


"sparse warnings: (new ones prefixed by >>)"
>> arch/arm/mach-s3c/pm-s3c2410.c:45:49: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void const volatile 
>> [noderef] __iomem *addr @@     got void * @@
   arch/arm/mach-s3c/pm-s3c2410.c:45:49: sparse:     expected void const 
volatile [noderef] __iomem *addr
   arch/arm/mach-s3c/pm-s3c2410.c:45:49: sparse:     got void *
>> arch/arm/mach-s3c/pm-s3c2410.c:47:48: sparse: sparse: incorrect type in 
>> argument 2 (different address spaces) @@     expected void volatile 
>> [noderef] __iomem *addr @@     got void * @@
   arch/arm/mach-s3c/pm-s3c2410.c:47:48: sparse:     expected void volatile 
[noderef] __iomem *addr
   arch/arm/mach-s3c/pm-s3c2410.c:47:48: sparse:     got void *
   arch/arm/mach-s3c/pm-s3c2410.c:61:49: sparse: sparse: incorrect type in 
argument 1 (different address spaces) @@     expected void const volatile 
[noderef] __iomem *addr @@     got void * @@
   arch/arm/mach-s3c/pm-s3c2410.c:61:49: sparse:     expected void const 
volatile [noderef] __iomem *addr
   arch/arm/mach-s3c/pm-s3c2410.c:61:49: sparse:     got void *
   arch/arm/mach-s3c/pm-s3c2410.c:63:48: sparse: sparse: incorrect type in 
argument 2 (different address spaces) @@     expected void volatile [noderef] 
__iomem *addr @@     got void * @@
   arch/arm/mach-s3c/pm-s3c2410.c:63:48: sparse:     expected void volatile 
[noderef] __iomem *addr
   arch/arm/mach-s3c/pm-s3c2410.c:63:48: sparse:     got void *

vim +45 arch/arm/mach-s3c/pm-s3c2410.c

232910d6bf8d95 arch/arm/mach-s3c24xx/pm-s3c2410.c Kukjin Kim         2013-01-02 
 27  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 28  static void s3c2410_pm_prepare(void)
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 29  {
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 30     /* ensure at least GSTATUS3 has the resume address */
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 31  
64fc2a947a9873 arch/arm/mach-s3c24xx/pm-s3c2410.c Florian Fainelli   2017-01-15 
 32     __raw_writel(__pa_symbol(s3c_cpu_resume), S3C2410_GSTATUS3);
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 33  
6419711a164ba1 arch/arm/mach-s3c2410/pm.c         Ben Dooks          2008-12-12 
 34     S3C_PMDBG("GSTATUS3 0x%08x\n", __raw_readl(S3C2410_GSTATUS3));
6419711a164ba1 arch/arm/mach-s3c2410/pm.c         Ben Dooks          2008-12-12 
 35     S3C_PMDBG("GSTATUS4 0x%08x\n", __raw_readl(S3C2410_GSTATUS4));
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 36  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 37     if (machine_is_h1940()) {
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 38             void *base = phys_to_virt(H1940_SUSPEND_CHECK);
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 39             unsigned long ptr;
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 40             unsigned long calc = 0;
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 41  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 42             /* generate check for the bootloader to check on resume */
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 43  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 44             for (ptr = 0; ptr < 0x40000; ptr += 0x400)
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
@45                     calc += __raw_readl(base+ptr);
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 46  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
@47             __raw_writel(calc, phys_to_virt(H1940_SUSPEND_CHECKSUM));
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 48     }
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 49  
0741b7d2699d1e arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 50     /* RX3715 and RX1950 use similar to H1940 code and the
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 51      * same offsets for resume and checksum pointers */
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 52  
0741b7d2699d1e arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 53     if (machine_is_rx3715() || machine_is_rx1950()) {
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 54             void *base = phys_to_virt(H1940_SUSPEND_CHECK);
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 55             unsigned long ptr;
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 56             unsigned long calc = 0;
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 57  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 58             /* generate check for the bootloader to check on resume */
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 59  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 60             for (ptr = 0; ptr < 0x40000; ptr += 0x4)
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 61                     calc += __raw_readl(base+ptr);
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 62  
a21765a70ec06b arch/arm/mach-s3c2410/pm.c         Ben Dooks          2007-02-11 
 63             __raw_writel(calc, phys_to_virt(H1940_SUSPEND_CHECKSUM));
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 64     }
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 65  
949117356e84ef arch/arm/mach-s3c24xx/pm-s3c2410.c Sylwester Nawrocki 2012-07-13 
 66     if (machine_is_aml_m5900()) {
949117356e84ef arch/arm/mach-s3c24xx/pm-s3c2410.c Sylwester Nawrocki 2012-07-13 
 67             gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_HIGH, NULL);
949117356e84ef arch/arm/mach-s3c24xx/pm-s3c2410.c Sylwester Nawrocki 2012-07-13 
 68             gpio_free(S3C2410_GPF(2));
949117356e84ef arch/arm/mach-s3c24xx/pm-s3c2410.c Sylwester Nawrocki 2012-07-13 
 69     }
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 70  
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 71     if (machine_is_rx1950()) {
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 72             /* According to S3C2442 user's manual, page 7-17,
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 73              * when the system is operating in NAND boot mode,
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 74              * the hardware pin configuration - EINT[23:21] –
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 75              * must be set as input for starting up after
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 76              * wakeup from sleep mode
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 77              */
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 78             s3c_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPIO_INPUT);
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 79             s3c_gpio_cfgpin(S3C2410_GPG(14), S3C2410_GPIO_INPUT);
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 80             s3c_gpio_cfgpin(S3C2410_GPG(15), S3C2410_GPIO_INPUT);
192ff91fc84e06 arch/arm/mach-s3c2410/pm.c         Vasily Khoruzhick  2010-05-11 
 81     }
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 82  }
^1da177e4c3f41 arch/arm/mach-s3c2410/pm.c         Linus Torvalds     2005-04-16 
 83  

:::::: The code at line 45 was first introduced by commit
:::::: a21765a70ec06be175d3997320a83fa66fcc8955 [ARM] 4157/2: S3C24XX: move 
arch/arch/mach-s3c2410 into cpu components

:::::: TO: Ben Dooks <ben-li...@fluff.org>
:::::: CC: Russell King <rmk+ker...@arm.linux.org.uk>

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

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