drivers/media/pci/dm1105/dm1105.c:386:17: sparse: sparse: cast removes address space '__iomem' of expression

From: kernel test robot
Date: Thu Aug 20 2020 - 11:06:53 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 7eac66d0456fe12a462e5c14c68e97c7460989da
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address spaces
date: 9 weeks ago
config: riscv-randconfig-s032-20200820 (attached as .config)
compiler: riscv32-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: v0.6.2-191-g10164920-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=riscv

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/media/pci/dm1105/dm1105.c:386:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/media/pci/dm1105/dm1105.c:386:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
>> drivers/media/pci/dm1105/dm1105.c:386:17: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:386:17: sparse: got void *
>> drivers/media/pci/dm1105/dm1105.c:386:17: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/media/pci/dm1105/dm1105.c:386:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
>> drivers/media/pci/dm1105/dm1105.c:386:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:386:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:396:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:406:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:416:24: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:416:24: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:416:24: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:416:24: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:427:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:429:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:483:17: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:483:17: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:483:17: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:483:17: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:488:25: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:488:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:488:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:488:25: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:490:33: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:490:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:490:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:490:33: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:492:25: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:492:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:492:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:492:25: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:495:42: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:495:42: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:495:42: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:495:42: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:503:38: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:503:38: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:503:38: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:503:38: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:514:33: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:514:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:514:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:514:33: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:515:33: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:515:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:515:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:515:33: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:518:41: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:518:41: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:518:41: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:518:41: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:520:33: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:520:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:520:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:520:33: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:523:50: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:523:50: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:523:50: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:523:50: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:536:25: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:536:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:536:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:536:25: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:539:33: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:539:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:539:33: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:539:33: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:541:25: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:541:25: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:541:25: sparse: expected void volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:541:25: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:544:42: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:544:42: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:544:42: sparse: expected void const volatile [noderef] __iomem *addr
drivers/media/pci/dm1105/dm1105.c:544:42: sparse: got void *
drivers/media/pci/dm1105/dm1105.c:602:9: sparse: sparse: cast removes address space '__iomem' of expression
drivers/media/pci/dm1105/dm1105.c:602:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@
drivers/media/pci/dm1105/dm1105.c:602:9: sparse: expected void volatile [noderef] __iomem *addr

# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=670d0a4b10704667765f7d18f7592993d02783aa
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 670d0a4b10704667765f7d18f7592993d02783aa
vim +/__iomem +386 drivers/media/pci/dm1105/dm1105.c

5eb3291fe84b30a drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2010-01-17 375
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 376 /* The chip has 18 GPIOs. In HOST mode GPIO's used as 15 bit address lines,
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 377 so we can use only 3 GPIO's from GPIO15 to GPIO17.
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 378 Here I don't check whether HOST is enebled as it is not implemented yet.
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 379 */
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 380 static void dm1105_gpio_set(struct dm1105_dev *dev, u32 mask)
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 381 {
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 382 if (mask & 0xfffc0000)
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 383 printk(KERN_ERR "%s: Only 18 GPIO's are allowed\n", __func__);
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 384
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 385 if (mask & 0x0003ffff)
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 @386 dm_setl(DM1105_GPIOVAL, mask & 0x0003ffff);
0017505de0d2888 drivers/media/dvb/dm1105/dm1105.c Igor M. Liplianin 2011-05-05 387

:::::: The code at line 386 was first introduced by commit
:::::: 0017505de0d2888f57a9f84e8eb3963b3cd28baf [media] dm1105: GPIO handling added, I2C on GPIO added, LNB control through GPIO reworked

:::::: TO: Igor M. Liplianin <liplianin@xxxxx>
:::::: CC: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>

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

Attachment: .config.gz
Description: application/gzip