tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 
master
head:   0bddd227f3dc55975e2b8dfa7fc6f959b062a2c7
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to 
define address spaces
date:   3 weeks ago
config: mips-randconfig-s031-20200710 (attached as .config)
compiler: mips64el-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: v0.6.2-37-gc9676a3b-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 <l...@intel.com>


sparse warnings: (new ones prefixed by >>)

>> drivers/video/fbdev/tdfxfb.c:1120:27: sparse: sparse: incorrect type in 
>> argument 1 (different address spaces) @@     expected void *__s @@     got 
>> unsigned char [noderef] [usertype] __iomem *cursorbase @@
   drivers/video/fbdev/tdfxfb.c:1120:27: sparse:     expected void *__s
   drivers/video/fbdev/tdfxfb.c:1120:27: sparse:     got unsigned char 
[noderef] [usertype] __iomem *cursorbase
   drivers/video/fbdev/tdfxfb.c:1131:33: sparse: sparse: cast removes address 
space '__iomem' of expression
   drivers/video/fbdev/tdfxfb.c:1134:33: sparse: sparse: cast removes address 
space '__iomem' of expression
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
--
>> drivers/video/fbdev/aty/mach64_cursor.c:156:23: sparse: sparse: incorrect 
>> type in argument 1 (different address spaces) @@     expected void *__s @@   
>>   got unsigned char [noderef] [usertype] __iomem *dst @@
   drivers/video/fbdev/aty/mach64_cursor.c:156:23: sparse:     expected void 
*__s
   drivers/video/fbdev/aty/mach64_cursor.c:156:23: sparse:     got unsigned 
char [noderef] [usertype] __iomem *dst
   drivers/video/fbdev/aty/mach64_cursor.c:187:25: sparse: sparse: cast removes 
address space '__iomem' of expression
   drivers/video/fbdev/aty/mach64_cursor.c:188:25: sparse: sparse: cast removes 
address space '__iomem' of expression
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
--
   drivers/isdn/hardware/mISDN/hfcmulti.c:452:22: sparse: sparse: incorrect 
type in argument 1 (different base types) @@     expected unsigned int 
[usertype] val @@     got restricted __le32 [usertype] @@
   drivers/isdn/hardware/mISDN/hfcmulti.c:452:22: sparse:     expected unsigned 
int [usertype] val
   drivers/isdn/hardware/mISDN/hfcmulti.c:452:22: sparse:     got restricted 
__le32 [usertype]
   drivers/isdn/hardware/mISDN/hfcmulti.c:457:22: sparse: sparse: incorrect 
type in argument 1 (different base types) @@     expected unsigned short 
[usertype] val @@     got restricted __le16 [usertype] @@
   drivers/isdn/hardware/mISDN/hfcmulti.c:457:22: sparse:     expected unsigned 
short [usertype] val
   drivers/isdn/hardware/mISDN/hfcmulti.c:457:22: sparse:     got restricted 
__le16 [usertype]
   drivers/isdn/hardware/mISDN/hfcmulti.c:472:24: sparse: sparse: incorrect 
type in argument 1 (different base types) @@     expected unsigned int 
[usertype] val @@     got restricted __le32 [usertype] @@
   drivers/isdn/hardware/mISDN/hfcmulti.c:472:24: sparse:     expected unsigned 
int [usertype] val
   drivers/isdn/hardware/mISDN/hfcmulti.c:472:24: sparse:     got restricted 
__le32 [usertype]
   drivers/isdn/hardware/mISDN/hfcmulti.c:478:24: sparse: sparse: incorrect 
type in argument 1 (different base types) @@     expected unsigned short 
[usertype] val @@     got restricted __le16 [usertype] @@
   drivers/isdn/hardware/mISDN/hfcmulti.c:478:24: sparse:     expected unsigned 
short [usertype] val
   drivers/isdn/hardware/mISDN/hfcmulti.c:478:24: sparse:     got restricted 
__le16 [usertype]
   drivers/isdn/hardware/mISDN/hfcmulti.c:496:32: sparse: sparse: cast to 
restricted __le32
   drivers/isdn/hardware/mISDN/hfcmulti.c:501:32: sparse: sparse: cast to 
restricted __le16
   drivers/isdn/hardware/mISDN/hfcmulti.c:518:25: sparse: sparse: cast to 
restricted __le32
   drivers/isdn/hardware/mISDN/hfcmulti.c:524:25: sparse: sparse: cast to 
restricted __le16
>> drivers/isdn/hardware/mISDN/hfcmulti.c:1092:26: sparse: sparse: incorrect 
>> type in argument 1 (different address spaces) @@     expected void const 
>> volatile [noderef] __iomem *addr @@     got void * @@
>> drivers/isdn/hardware/mISDN/hfcmulti.c:1092:26: sparse:     expected void 
>> const volatile [noderef] __iomem *addr
   drivers/isdn/hardware/mISDN/hfcmulti.c:1092:26: sparse:     got void *
   arch/mips/include/asm/io.h:353:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:353:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:353:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: too many warnings
--
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: cast 
removes address space '__iomem' of expression
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: incorrect 
>> type in argument 1 (different address spaces) @@     expected void const 
>> volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     expected void 
>> const volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: cast 
removes address space '__iomem' of expression
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: incorrect 
>> type in argument 2 (different address spaces) @@     expected void volatile 
>> [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     expected void 
>> volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: cast 
removes address space '__iomem' of expression
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: incorrect 
>> type in argument 1 (different address spaces) @@     expected void const 
>> volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     expected void 
>> const volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: cast 
removes address space '__iomem' of expression
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse: sparse: incorrect 
>> type in argument 2 (different address spaces) @@     expected void volatile 
>> [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
>> drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     expected void 
>> volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:261:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: cast 
removes address space '__iomem' of expression
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: incorrect 
type in argument 1 (different address spaces) @@     expected void const 
volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     expected void 
const volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: cast 
removes address space '__iomem' of expression
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: incorrect 
type in argument 2 (different address spaces) @@     expected void volatile 
[noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     expected void 
volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: cast 
removes address space '__iomem' of expression
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: incorrect 
type in argument 1 (different address spaces) @@     expected void const 
volatile [noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     expected void 
const volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     got unsigned 
int [usertype] *
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: cast 
removes address space '__iomem' of expression
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse: sparse: incorrect 
type in argument 2 (different address spaces) @@     expected void volatile 
[noderef] __iomem *mem @@     got unsigned int [usertype] * @@
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     expected void 
volatile [noderef] __iomem *mem
   drivers/isdn/hardware/mISDN/mISDNinfineon.c:262:1: sparse:     got unsigned 
int [usertype] *
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:354:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:371:1: sparse: sparse: cast to restricted __le16
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32
   arch/mips/include/asm/io.h:372:1: sparse: sparse: cast to restricted __le32

vim +1120 drivers/video/fbdev/tdfxfb.c

^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1040  
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1041  
static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1042  {
a807f618b62594 drivers/video/tdfxfb.c Antonino A. Daplas 2006-01-09  1043       
struct tdfx_par *par = info->par;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1044       
u32 vidcfg;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1045  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1046       
if (!hwcursor)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1047       
        return -EINVAL; /* just to force soft_cursor() call */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1048  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1049       
/* Too large of a cursor or wrong bpp :-( */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1050       
if (cursor->image.width > 64 ||
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1051       
    cursor->image.height > 64 ||
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1052       
    cursor->image.depth > 1)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1053       
        return -EINVAL;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1054  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1055       
vidcfg = tdfx_inl(par, VIDPROCCFG);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1056       
if (cursor->enable)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1057       
        tdfx_outl(par, VIDPROCCFG, vidcfg | VIDCFG_HWCURSOR_ENABLE);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1058       
else
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1059       
        tdfx_outl(par, VIDPROCCFG, vidcfg & ~VIDCFG_HWCURSOR_ENABLE);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1060  
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1061       
/*
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1062       
 * If the cursor is not be changed this means either we want the
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1063       
 * current cursor state (if enable is set) or we want to query what
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1064       
 * we can do with the cursor (if enable is not set)
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1065       
 */
8af1d50f7f6793 drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1066       
if (!cursor->set)
8af1d50f7f6793 drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1067       
        return 0;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1068  
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1069       
/* fix cursor color - XFree86 forgets to restore it properly */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1070       
if (cursor->set & FB_CUR_SETCMAP) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1071       
        struct fb_cmap cmap = info->cmap;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1072       
        u32 bg_idx = cursor->image.bg_color;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1073       
        u32 fg_idx = cursor->image.fg_color;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1074       
        unsigned long bg_color, fg_color;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1075  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1076       
        fg_color = (((u32)cmap.red[fg_idx]   & 0xff00) << 8) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1077       
                   (((u32)cmap.green[fg_idx] & 0xff00) << 0) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1078       
                   (((u32)cmap.blue[fg_idx]  & 0xff00) >> 8);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1079       
        bg_color = (((u32)cmap.red[bg_idx]   & 0xff00) << 8) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1080       
                   (((u32)cmap.green[bg_idx] & 0xff00) << 0) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1081       
                   (((u32)cmap.blue[bg_idx]  & 0xff00) >> 8);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1082       
        banshee_make_room(par, 2);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1083       
        tdfx_outl(par, HWCURC0, bg_color);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1084       
        tdfx_outl(par, HWCURC1, fg_color);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1085       
}
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1086  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1087       
if (cursor->set & FB_CUR_SETPOS) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1088       
        int x = cursor->image.dx;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1089       
        int y = cursor->image.dy - info->var.yoffset;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1090  
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1091       
        x += 63;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1092       
        y += 63;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1093       
        banshee_make_room(par, 1);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1094       
        tdfx_outl(par, HWCURLOC, (y << 16) + x);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1095       
}
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1096       
if (cursor->set & (FB_CUR_SETIMAGE | FB_CUR_SETSHAPE)) {
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1097       
        /*
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1098       
         * Voodoo 3 and above cards use 2 monochrome cursor patterns.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1099       
         *    The reason is so the card can fetch 8 words at a time
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1100       
         * and are stored on chip for use for the next 8 scanlines.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1101       
         * This reduces the number of times for access to draw the
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1102       
         * cursor for each screen refresh.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1103       
         *    Each pattern is a bitmap of 64 bit wide and 64 bit high
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1104       
         * (total of 8192 bits or 1024 bytes). The two patterns are
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1105       
         * stored in such a way that pattern 0 always resides in the
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1106       
         * lower half (least significant 64 bits) of a 128 bit word
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1107       
         * and pattern 1 the upper half. If you examine the data of
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1108       
         * the cursor image the graphics card uses then from the
25985edcedea63 drivers/video/tdfxfb.c Lucas De Marchi    2011-03-30  1109       
         * beginning you see line one of pattern 0, line one of
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1110       
         * pattern 1, line two of pattern 0, line two of pattern 1,
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1111       
         * etc etc. The linear stride for the cursor is always 16 bytes
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1112       
         * (128 bits) which is the maximum cursor width times two for
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1113       
         * the two monochrome patterns.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1114       
         */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1115       
        u8 __iomem *cursorbase = info->screen_base + info->fix.smem_len;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1116       
        u8 *bitmap = (u8 *)cursor->image.data;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1117       
        u8 *mask = (u8 *)cursor->mask;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1118       
        int i;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1119  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16 @1120       
        fb_memset(cursorbase, 0, 1024);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1121  
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1122       
        for (i = 0; i < cursor->image.height; i++) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1123       
                int h = 0;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1124       
                int j = (cursor->image.width + 7) >> 3;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1125  
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1126       
                for (; j > 0; j--) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1127       
                        u8 data = *mask ^ *bitmap;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1128       
                        if (cursor->rop == ROP_COPY)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1129       
                                data = *mask & *bitmap;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1130       
                        /* Pattern 0. Copy the cursor mask to it */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1131       
                        fb_writeb(*mask, cursorbase + h);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1132       
                        mask++;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1133       
                        /* Pattern 1. Copy the cursor bitmap to it */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1134       
                        fb_writeb(data, cursorbase + h + 8);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1135       
                        bitmap++;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1136       
                        h++;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1137       
                }
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt     2007-10-16  1138       
                cursorbase += 16;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1139       
        }
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1140       
}
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1141       
return 0;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1142  }
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds     2005-04-16  1143  

:::::: The code at line 1120 was first introduced by commit
:::::: 90b0f08536531abbbe7b5d4944792da08cadde01 tdfxfb: hardware cursor

:::::: TO: Krzysztof Helt <krzysztof...@wp.pl>
:::::: CC: Linus Torvalds <torva...@woody.linux-foundation.org>

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

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