On 6/6/20 11:13 PM, Heinrich Schuchardt wrote: > Functions __raw_writeq(), __raw_readq() are available for all > architectures. So let's use them.
The major architectures have these but not m68k, microblaze, nd32, nios2, powerpc, sh, xtenza. > > Signed-off-by: Heinrich Schuchardt <[email protected]> > --- > drivers/mtd/cfi_flash.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > > diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c > index b7289ba539..e31e07ca80 100644 > --- a/drivers/mtd/cfi_flash.c > +++ b/drivers/mtd/cfi_flash.c > @@ -155,8 +155,7 @@ __maybe_weak void flash_write32(u32 value, void *addr) > > __maybe_weak void flash_write64(u64 value, void *addr) > { > - /* No architectures currently implement __raw_writeq() */ > - *(volatile u64 *)addr = value; > + __raw_writeq(value, addr); > } > > __maybe_weak u8 flash_read8(void *addr) > @@ -176,8 +175,7 @@ __maybe_weak u32 flash_read32(void *addr) > > __maybe_weak u64 flash_read64(void *addr) > { > - /* No architectures currently implement __raw_readq() */ > - return *(volatile u64 *)addr; > + return __raw_readq(addr); > } > > /*----------------------------------------------------------------------- > -- > 2.26.2 >
