mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

logic_pio: Use _inX() and _outX() 

Use _inX() and _outX(), which include memory barriers which may be
overridden per arch.

Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
This commit is contained in:
John Garry 2020-03-28 00:06:14 +08:00 committed by Wei Xu
parent 26c4c6ce80
commit 4acaa93ef6
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/logic_pio.c
View File

@ -235,7 +235,7 @@ type logic_in##bwl(unsigned long addr) \
type ret = (type)~0; \
\
if (addr < MMIO_UPPER_LIMIT) { \
ret = read##bwl(PCI_IOBASE + addr); \
ret = _in##bwl(addr); \
} else if (addr >= MMIO_UPPER_LIMIT && addr < IO_SPACE_LIMIT) { \
struct logic_pio_hwaddr *entry = find_io_range(addr); \
\
@ -251,7 +251,7 @@ type logic_in##bwl(unsigned long addr) \
void logic_out##bwl(type value, unsigned long addr) \
{ \
if (addr < MMIO_UPPER_LIMIT) { \
write##bwl(value, PCI_IOBASE + addr); \
_out##bwl(value, addr); \
} else if (addr >= MMIO_UPPER_LIMIT && addr < IO_SPACE_LIMIT) { \
struct logic_pio_hwaddr *entry = find_io_range(addr); \
\