drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:596:48: sparse: sparse: cast removes address space '__iomem' of expression
From: kernel test robot
Date: Sun May 16 2021 - 14:40:30 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 63d1cb53e26a9a4168b84a8981b225c0a9cfa235
commit: ea29b20a828511de3348334e529a3d046a180416 init/Kconfig: make COMPILE_TEST depend on HAS_IOMEM
date: 9 weeks ago
config: s390-randconfig-s032-20210517 (attached as .config)
compiler: s390-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: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ea29b20a828511de3348334e529a3d046a180416
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout ea29b20a828511de3348334e529a3d046a180416
# 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__' W=1 ARCH=s390
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/marvell/octeontx2/nic/otx2_pf.c:596:48: sparse: sparse: cast removes address space '__iomem' of expression
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:646:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *hwbase @@
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:646:35: sparse: expected void volatile [noderef] __iomem *addr
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:646:35: sparse: got void *hwbase
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:1155:21: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned long long [usertype] *ptr @@ got void [noderef] __iomem * @@
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:1155:21: sparse: expected unsigned long long [usertype] *ptr
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:1155:21: sparse: got void [noderef] __iomem *
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:1180:21: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected unsigned long long [usertype] *ptr @@ got void [noderef] __iomem * @@
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:1180:21: sparse: expected unsigned long long [usertype] *ptr
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c:1180:21: sparse: got void [noderef] __iomem *
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c: note: in included file (through arch/s390/include/asm/io.h, include/linux/io.h, include/linux/pci.h):
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
--
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c:26:16: sparse: sparse: cast removes address space '__iomem' of expression
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c:29:16: sparse: sparse: cast removes address space '__iomem' of expression
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c:39:16: sparse: sparse: cast removes address space '__iomem' of expression
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c:42:16: sparse: sparse: cast removes address space '__iomem' of expression
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c:720:16: sparse: sparse: cast removes address space '__iomem' of expression
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c: note: in included file (through arch/s390/include/asm/io.h, include/linux/io.h, include/linux/pci.h):
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: cast to restricted __le64
include/asm-generic/io.h:193:15: sparse: sparse: too many warnings
--
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:554:31: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] iplen @@ got restricted __be16 [usertype] @@
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:554:31: sparse: expected unsigned short [usertype] iplen
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:554:31: sparse: got restricted __be16 [usertype]
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:556:54: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be16 [usertype] tot_len @@ got unsigned short [usertype] iplen @@
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:556:54: sparse: expected restricted __be16 [usertype] tot_len
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:556:54: sparse: got unsigned short [usertype] iplen
>> drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:559:60: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be16 [usertype] payload_len @@ got unsigned short [usertype] iplen @@
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:559:60: sparse: expected restricted __be16 [usertype] payload_len
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c:559:60: sparse: got unsigned short [usertype] iplen
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c: note: in included file (through arch/s390/include/asm/io.h, include/linux/scatterlist.h, include/linux/dma-mapping.h, ...):
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
include/asm-generic/io.h:236:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned long long [usertype] val @@ got restricted __le64 [usertype] @@
include/asm-generic/io.h:236:22: sparse: expected unsigned long long [usertype] val
include/asm-generic/io.h:236:22: sparse: got restricted __le64 [usertype]
vim +/__iomem +596 drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
d424b6c024157f Sunil Goutham 2020-03-21 567
d424b6c024157f Sunil Goutham 2020-03-21 568 static int otx2_pfvf_mbox_init(struct otx2_nic *pf, int numvfs)
d424b6c024157f Sunil Goutham 2020-03-21 569 {
d424b6c024157f Sunil Goutham 2020-03-21 570 void __iomem *hwbase;
d424b6c024157f Sunil Goutham 2020-03-21 571 struct mbox *mbox;
d424b6c024157f Sunil Goutham 2020-03-21 572 int err, vf;
d424b6c024157f Sunil Goutham 2020-03-21 573 u64 base;
d424b6c024157f Sunil Goutham 2020-03-21 574
d424b6c024157f Sunil Goutham 2020-03-21 575 if (!numvfs)
d424b6c024157f Sunil Goutham 2020-03-21 576 return -EINVAL;
d424b6c024157f Sunil Goutham 2020-03-21 577
d424b6c024157f Sunil Goutham 2020-03-21 578 pf->mbox_pfvf = devm_kcalloc(&pf->pdev->dev, numvfs,
d424b6c024157f Sunil Goutham 2020-03-21 579 sizeof(struct mbox), GFP_KERNEL);
d424b6c024157f Sunil Goutham 2020-03-21 580 if (!pf->mbox_pfvf)
d424b6c024157f Sunil Goutham 2020-03-21 581 return -ENOMEM;
d424b6c024157f Sunil Goutham 2020-03-21 582
d424b6c024157f Sunil Goutham 2020-03-21 583 pf->mbox_pfvf_wq = alloc_workqueue("otx2_pfvf_mailbox",
d424b6c024157f Sunil Goutham 2020-03-21 584 WQ_UNBOUND | WQ_HIGHPRI |
d424b6c024157f Sunil Goutham 2020-03-21 585 WQ_MEM_RECLAIM, 1);
d424b6c024157f Sunil Goutham 2020-03-21 586 if (!pf->mbox_pfvf_wq)
d424b6c024157f Sunil Goutham 2020-03-21 587 return -ENOMEM;
d424b6c024157f Sunil Goutham 2020-03-21 588
facede8209ef0d Subbaraya Sundeep 2021-02-11 589 /* On CN10K platform, PF <-> VF mailbox region follows after
facede8209ef0d Subbaraya Sundeep 2021-02-11 590 * PF <-> AF mailbox region.
facede8209ef0d Subbaraya Sundeep 2021-02-11 591 */
facede8209ef0d Subbaraya Sundeep 2021-02-11 592 if (test_bit(CN10K_MBOX, &pf->hw.cap_flag))
facede8209ef0d Subbaraya Sundeep 2021-02-11 593 base = pci_resource_start(pf->pdev, PCI_MBOX_BAR_NUM) +
facede8209ef0d Subbaraya Sundeep 2021-02-11 594 MBOX_SIZE;
facede8209ef0d Subbaraya Sundeep 2021-02-11 595 else
facede8209ef0d Subbaraya Sundeep 2021-02-11 @596 base = readq((void __iomem *)((u64)pf->reg_base +
facede8209ef0d Subbaraya Sundeep 2021-02-11 597 RVU_PF_VF_BAR4_ADDR));
d424b6c024157f Sunil Goutham 2020-03-21 598
facede8209ef0d Subbaraya Sundeep 2021-02-11 599 hwbase = ioremap_wc(base, MBOX_SIZE * pf->total_vfs);
d424b6c024157f Sunil Goutham 2020-03-21 600 if (!hwbase) {
d424b6c024157f Sunil Goutham 2020-03-21 601 err = -ENOMEM;
d424b6c024157f Sunil Goutham 2020-03-21 602 goto free_wq;
d424b6c024157f Sunil Goutham 2020-03-21 603 }
d424b6c024157f Sunil Goutham 2020-03-21 604
d424b6c024157f Sunil Goutham 2020-03-21 605 mbox = &pf->mbox_pfvf[0];
d424b6c024157f Sunil Goutham 2020-03-21 606 err = otx2_mbox_init(&mbox->mbox, hwbase, pf->pdev, pf->reg_base,
d424b6c024157f Sunil Goutham 2020-03-21 607 MBOX_DIR_PFVF, numvfs);
d424b6c024157f Sunil Goutham 2020-03-21 608 if (err)
d424b6c024157f Sunil Goutham 2020-03-21 609 goto free_iomem;
d424b6c024157f Sunil Goutham 2020-03-21 610
d424b6c024157f Sunil Goutham 2020-03-21 611 err = otx2_mbox_init(&mbox->mbox_up, hwbase, pf->pdev, pf->reg_base,
d424b6c024157f Sunil Goutham 2020-03-21 612 MBOX_DIR_PFVF_UP, numvfs);
d424b6c024157f Sunil Goutham 2020-03-21 613 if (err)
d424b6c024157f Sunil Goutham 2020-03-21 614 goto free_iomem;
d424b6c024157f Sunil Goutham 2020-03-21 615
d424b6c024157f Sunil Goutham 2020-03-21 616 for (vf = 0; vf < numvfs; vf++) {
d424b6c024157f Sunil Goutham 2020-03-21 617 mbox->pfvf = pf;
d424b6c024157f Sunil Goutham 2020-03-21 618 INIT_WORK(&mbox->mbox_wrk, otx2_pfvf_mbox_handler);
d424b6c024157f Sunil Goutham 2020-03-21 619 INIT_WORK(&mbox->mbox_up_wrk, otx2_pfvf_mbox_up_handler);
d424b6c024157f Sunil Goutham 2020-03-21 620 mbox++;
d424b6c024157f Sunil Goutham 2020-03-21 621 }
d424b6c024157f Sunil Goutham 2020-03-21 622
d424b6c024157f Sunil Goutham 2020-03-21 623 return 0;
d424b6c024157f Sunil Goutham 2020-03-21 624
d424b6c024157f Sunil Goutham 2020-03-21 625 free_iomem:
d424b6c024157f Sunil Goutham 2020-03-21 626 if (hwbase)
d424b6c024157f Sunil Goutham 2020-03-21 627 iounmap(hwbase);
d424b6c024157f Sunil Goutham 2020-03-21 628 free_wq:
d424b6c024157f Sunil Goutham 2020-03-21 629 destroy_workqueue(pf->mbox_pfvf_wq);
d424b6c024157f Sunil Goutham 2020-03-21 630 return err;
d424b6c024157f Sunil Goutham 2020-03-21 631 }
d424b6c024157f Sunil Goutham 2020-03-21 632
d424b6c024157f Sunil Goutham 2020-03-21 633 static void otx2_pfvf_mbox_destroy(struct otx2_nic *pf)
d424b6c024157f Sunil Goutham 2020-03-21 634 {
d424b6c024157f Sunil Goutham 2020-03-21 635 struct mbox *mbox = &pf->mbox_pfvf[0];
d424b6c024157f Sunil Goutham 2020-03-21 636
d424b6c024157f Sunil Goutham 2020-03-21 637 if (!mbox)
d424b6c024157f Sunil Goutham 2020-03-21 638 return;
d424b6c024157f Sunil Goutham 2020-03-21 639
d424b6c024157f Sunil Goutham 2020-03-21 640 if (pf->mbox_pfvf_wq) {
d424b6c024157f Sunil Goutham 2020-03-21 641 destroy_workqueue(pf->mbox_pfvf_wq);
d424b6c024157f Sunil Goutham 2020-03-21 642 pf->mbox_pfvf_wq = NULL;
d424b6c024157f Sunil Goutham 2020-03-21 643 }
d424b6c024157f Sunil Goutham 2020-03-21 644
d424b6c024157f Sunil Goutham 2020-03-21 645 if (mbox->mbox.hwbase)
d424b6c024157f Sunil Goutham 2020-03-21 @646 iounmap(mbox->mbox.hwbase);
d424b6c024157f Sunil Goutham 2020-03-21 647
d424b6c024157f Sunil Goutham 2020-03-21 648 otx2_mbox_destroy(&mbox->mbox);
d424b6c024157f Sunil Goutham 2020-03-21 649 }
d424b6c024157f Sunil Goutham 2020-03-21 650
:::::: The code at line 596 was first introduced by commit
:::::: facede8209ef0dee84557c036e8502a99bb20a91 octeontx2-pf: cn10k: Add mbox support for CN10K
:::::: TO: Subbaraya Sundeep <sbhatta@xxxxxxxxxxx>
:::::: CC: David S. Miller <davem@xxxxxxxxxxxxx>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
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Description: application/gzip