drivers/net/ethernet/renesas/sh_eth.c:885:37: sparse: sparse: incorrect type in argument 1 (different address spaces)

From: kernel test robot
Date: Sun Feb 07 2021 - 14:15:34 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 61556703b610a104de324e4f061dc6cf7b218b46
commit: 8f28ca6bd8211214faf717677bbffe375c2a6072 iomap: constify ioreadX() iomem argument (as in generic implementation)
date: 6 months ago
config: m68k-randconfig-s032-20210207 (attached as .config)
compiler: m68k-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: v0.6.3-215-g0fb77bb6-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8f28ca6bd8211214faf717677bbffe375c2a6072
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 8f28ca6bd8211214faf717677bbffe375c2a6072
# 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=m68k

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

"sparse warnings: (new ones prefixed by >>)"
>> drivers/net/ethernet/renesas/sh_eth.c:885:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@
drivers/net/ethernet/renesas/sh_eth.c:885:37: sparse: expected void const [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:885:37: sparse: got void *
drivers/net/ethernet/renesas/sh_eth.c:886:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@
drivers/net/ethernet/renesas/sh_eth.c:886:37: sparse: expected void const [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:886:37: sparse: got void *
drivers/net/ethernet/renesas/sh_eth.c:893:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@
drivers/net/ethernet/renesas/sh_eth.c:893:37: sparse: expected void [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:893:37: sparse: got void *
drivers/net/ethernet/renesas/sh_eth.c:894:37: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@
drivers/net/ethernet/renesas/sh_eth.c:894:37: sparse: expected void [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:894:37: sparse: got void *
>> drivers/net/ethernet/renesas/sh_eth.c:1167:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void *addr @@
drivers/net/ethernet/renesas/sh_eth.c:1167:31: sparse: expected void const [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:1167:31: sparse: got void *addr
drivers/net/ethernet/renesas/sh_eth.c:1172:31: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void *addr @@
drivers/net/ethernet/renesas/sh_eth.c:1172:31: sparse: expected void [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:1172:31: sparse: got void *addr
drivers/net/ethernet/renesas/sh_eth.c:1195:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void *addr @@
drivers/net/ethernet/renesas/sh_eth.c:1195:33: sparse: expected void const [noderef] __iomem *
drivers/net/ethernet/renesas/sh_eth.c:1195:33: sparse: got void *addr
drivers/net/ethernet/renesas/sh_eth.c:1225:43: sparse: sparse: restricted __le32 degrades to integer
drivers/net/ethernet/renesas/sh_eth.c:1230:17: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1230:17: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1230:17: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1230:17: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1230:17: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1230:17: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1235:25: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1243:32: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] status @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1243:32: sparse: expected unsigned int [usertype] status
drivers/net/ethernet/renesas/sh_eth.c:1243:32: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1245:40: sparse: sparse: invalid assignment: |=
drivers/net/ethernet/renesas/sh_eth.c:1245:40: sparse: left side has type unsigned int
drivers/net/ethernet/renesas/sh_eth.c:1245:40: sparse: right side has type restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1249:49: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1249:49: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1249:49: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1249:49: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1249:49: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1249:49: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1266:33: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1266:33: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1266:33: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1266:33: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1266:33: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1266:33: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1342:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] len @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1342:29: sparse: expected unsigned int [usertype] len
drivers/net/ethernet/renesas/sh_eth.c:1342:29: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1343:30: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] addr @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1343:30: sparse: expected unsigned int [usertype] addr
drivers/net/ethernet/renesas/sh_eth.c:1343:30: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1344:32: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] status @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1344:32: sparse: expected unsigned int [usertype] status
drivers/net/ethernet/renesas/sh_eth.c:1344:32: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1358:32: sparse: sparse: invalid assignment: |=
drivers/net/ethernet/renesas/sh_eth.c:1358:32: sparse: left side has type unsigned int
drivers/net/ethernet/renesas/sh_eth.c:1358:32: sparse: right side has type restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1366:32: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] status @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1366:32: sparse: expected unsigned int [usertype] status
drivers/net/ethernet/renesas/sh_eth.c:1366:32: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1367:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] len @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1367:29: sparse: expected unsigned int [usertype] len
drivers/net/ethernet/renesas/sh_eth.c:1367:29: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1376:24: sparse: sparse: invalid assignment: |=
drivers/net/ethernet/renesas/sh_eth.c:1376:24: sparse: left side has type unsigned int
drivers/net/ethernet/renesas/sh_eth.c:1376:24: sparse: right side has type restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1528:40: sparse: sparse: invalid assignment: &=
drivers/net/ethernet/renesas/sh_eth.c:1528:40: sparse: left side has type unsigned int
drivers/net/ethernet/renesas/sh_eth.c:1528:40: sparse: right side has type restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1585:35: sparse: sparse: restricted __le32 degrades to integer
drivers/net/ethernet/renesas/sh_eth.c:1588:31: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1588:31: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1588:31: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1588:31: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1588:31: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1588:31: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1589:27: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1589:27: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1589:27: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1589:27: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1589:27: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1589:27: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1627:36: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1627:36: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1627:36: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1627:36: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1627:36: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1627:36: sparse: sparse: cast to restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1658:29: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] len @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1658:29: sparse: expected unsigned int [usertype] len
drivers/net/ethernet/renesas/sh_eth.c:1658:29: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1674:38: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] addr @@ got restricted __le32 [usertype] @@
drivers/net/ethernet/renesas/sh_eth.c:1674:38: sparse: expected unsigned int [usertype] addr
drivers/net/ethernet/renesas/sh_eth.c:1674:38: sparse: got restricted __le32 [usertype]
drivers/net/ethernet/renesas/sh_eth.c:1678:40: sparse: sparse: invalid assignment: |=
drivers/net/ethernet/renesas/sh_eth.c:1678:40: sparse: left side has type unsigned int
drivers/net/ethernet/renesas/sh_eth.c:1678:40: sparse: right side has type restricted __le32
drivers/net/ethernet/renesas/sh_eth.c:1681:40: sparse: sparse: invalid assignment: |=
drivers/net/ethernet/renesas/sh_eth.c:1681:40: sparse: left side has type unsigned int
drivers/net/ethernet/renesas/sh_eth.c:1681:40: sparse: right side has type restricted __le32

vim +885 drivers/net/ethernet/renesas/sh_eth.c

65ac8851490ec9 drivers/net/sh_eth.c Yoshihiro Shimoda 2009-05-24 874
e403d295817cf9 drivers/net/ethernet/renesas/sh_eth.c David S. Miller 2013-06-07 875 #define SH_GIGA_ETH_BASE 0xfee00000UL
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 876 #define GIGA_MALR(port) (SH_GIGA_ETH_BASE + 0x800 * (port) + 0x05c8)
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 877 #define GIGA_MAHR(port) (SH_GIGA_ETH_BASE + 0x800 * (port) + 0x05c0)
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 878 static void sh_eth_chip_reset_giga(struct net_device *ndev)
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 879 {
0799c2d6f42db2 drivers/net/ethernet/renesas/sh_eth.c Geert Uytterhoeven 2015-01-15 880 u32 mahr[2], malr[2];
7927092253da59 drivers/net/ethernet/renesas/sh_eth.c Sergei Shtylyov 2016-05-08 881 int i;
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 882
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 883 /* save MAHR and MALR */
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 884 for (i = 0; i < 2; i++) {
ae70644df780c0 drivers/net/ethernet/renesas/sh_eth.c Yoshihiro Shimoda 2011-09-27 @885 malr[i] = ioread32((void *)GIGA_MALR(i));
ae70644df780c0 drivers/net/ethernet/renesas/sh_eth.c Yoshihiro Shimoda 2011-09-27 886 mahr[i] = ioread32((void *)GIGA_MAHR(i));
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 887 }
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 888
c66b2581123cd1 drivers/net/ethernet/renesas/sh_eth.c Sergei Shtylyov 2016-05-07 889 sh_eth_chip_reset(ndev);
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 890
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 891 /* restore MAHR and MALR */
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 892 for (i = 0; i < 2; i++) {
ae70644df780c0 drivers/net/ethernet/renesas/sh_eth.c Yoshihiro Shimoda 2011-09-27 893 iowrite32(malr[i], (void *)GIGA_MALR(i));
ae70644df780c0 drivers/net/ethernet/renesas/sh_eth.c Yoshihiro Shimoda 2011-09-27 894 iowrite32(mahr[i], (void *)GIGA_MAHR(i));
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 895 }
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 896 }
8fcd496151b435 drivers/net/sh_eth.c Yoshihiro Shimoda 2011-03-07 897

:::::: The code at line 885 was first introduced by commit
:::::: ae70644df780c0e87f1705fda932e7cb1bdb2074 net: sh_eth: use ioremap()

:::::: TO: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
:::::: CC: David S. Miller <davem@xxxxxxxxxxxxx>

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

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