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* arch/mips/lantiq/falcon/prom.c:43:9: sparse: sparse: incorrect type in argument 2 (different address spaces)
@ 2020-08-16  7:47 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2020-08-16  7:47 UTC (permalink / raw)
  To: Luc Van Oostenryck; +Cc: kbuild-all, linux-kernel

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   4b6c093e21d36bede0fd88fd0aeb3b03647260e4
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces
date:   8 weeks ago
config: mips-randconfig-s032-20200814 (attached as .config)
compiler: mips-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: v0.6.2-168-g9554805c-dirty
        git checkout 670d0a4b10704667765f7d18f7592993d02783aa
        # 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=mips 

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 >>)

>> arch/mips/lantiq/falcon/prom.c:43:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
>> arch/mips/lantiq/falcon/prom.c:43:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/prom.c:43:9: sparse:     got void *
   arch/mips/lantiq/falcon/prom.c:39:13: sparse: sparse: symbol 'ltq_soc_nmi_setup' was not declared. Should it be static?
   arch/mips/lantiq/falcon/prom.c:50:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
   arch/mips/lantiq/falcon/prom.c:50:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/prom.c:50:9: sparse:     got void *
   arch/mips/lantiq/falcon/prom.c:46:13: sparse: sparse: symbol 'ltq_soc_ejtag_setup' was not declared. Should it be static?
>> arch/mips/lantiq/falcon/prom.c:56:23: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
>> arch/mips/lantiq/falcon/prom.c:56:23: sparse:     expected void const volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/prom.c:56:23: sparse:     got unsigned int [usertype] *
   arch/mips/lantiq/falcon/prom.c:57:19: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   arch/mips/lantiq/falcon/prom.c:57:19: sparse:     expected void const volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/prom.c:57:19: sparse:     got unsigned int [usertype] *
   arch/mips/lantiq/falcon/prom.c:58:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   arch/mips/lantiq/falcon/prom.c:58:21: sparse:     expected void const volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/prom.c:58:21: sparse:     got unsigned int [usertype] *
   arch/mips/lantiq/falcon/prom.c:66:25: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   arch/mips/lantiq/falcon/prom.c:66:25: sparse:     expected void const volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/prom.c:66:25: sparse:     got unsigned int [usertype] *
--
>> arch/mips/lantiq/falcon/reset.c:40:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
>> arch/mips/lantiq/falcon/reset.c:40:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/reset.c:40:9: sparse:     got void *
   arch/mips/lantiq/falcon/reset.c:41:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
   arch/mips/lantiq/falcon/reset.c:41:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/reset.c:41:9: sparse:     got void *
   arch/mips/lantiq/falcon/reset.c:42:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
   arch/mips/lantiq/falcon/reset.c:42:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/reset.c:42:9: sparse:     got void *
   arch/mips/lantiq/falcon/reset.c:45:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
   arch/mips/lantiq/falcon/reset.c:45:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/reset.c:45:9: sparse:     got void *
   arch/mips/lantiq/falcon/reset.c:46:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@     expected void volatile [noderef] __iomem *mem @@     got void * @@
   arch/mips/lantiq/falcon/reset.c:46:9: sparse:     expected void volatile [noderef] __iomem *mem
   arch/mips/lantiq/falcon/reset.c:46:9: sparse:     got void *

vim +43 arch/mips/lantiq/falcon/prom.c

d41ced01f21ddd2 John Crispin 2012-04-19  38  
d41ced01f21ddd2 John Crispin 2012-04-19  39  void __init ltq_soc_nmi_setup(void)
d41ced01f21ddd2 John Crispin 2012-04-19  40  {
d41ced01f21ddd2 John Crispin 2012-04-19  41  	extern void (*nmi_handler)(void);
d41ced01f21ddd2 John Crispin 2012-04-19  42  
d41ced01f21ddd2 John Crispin 2012-04-19 @43  	ltq_w32((unsigned long)&nmi_handler, (void *)BOOT_NVEC);
d41ced01f21ddd2 John Crispin 2012-04-19  44  }
d41ced01f21ddd2 John Crispin 2012-04-19  45  
d41ced01f21ddd2 John Crispin 2012-04-19  46  void __init ltq_soc_ejtag_setup(void)
d41ced01f21ddd2 John Crispin 2012-04-19  47  {
d41ced01f21ddd2 John Crispin 2012-04-19  48  	extern void (*ejtag_debug_handler)(void);
d41ced01f21ddd2 John Crispin 2012-04-19  49  
d41ced01f21ddd2 John Crispin 2012-04-19  50  	ltq_w32((unsigned long)&ejtag_debug_handler, (void *)BOOT_EVEC);
d41ced01f21ddd2 John Crispin 2012-04-19  51  }
d41ced01f21ddd2 John Crispin 2012-04-19  52  
d41ced01f21ddd2 John Crispin 2012-04-19  53  void __init ltq_soc_detect(struct ltq_soc_info *i)
d41ced01f21ddd2 John Crispin 2012-04-19  54  {
d41ced01f21ddd2 John Crispin 2012-04-19  55  	u32 type;
d41ced01f21ddd2 John Crispin 2012-04-19 @56  	i->partnum = (ltq_r32(FALCON_CHIPID) & PART_MASK) >> PART_SHIFT;

:::::: The code at line 43 was first introduced by commit
:::::: d41ced01f21ddd2c3a01531bb9edf6c41064e9fc MIPS: lantiq: implement support for FALCON soc

:::::: TO: John Crispin <blogic@openwrt.org>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

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

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