On 2023/5/15 17:08, Baoquan He wrote:
Architectures can be converted to GENERIC_IOREMAP, to take standard ioremap_xxx() and iounmap() way. But some ARCH-es could have specific handling for ioremap_prot(), ioremap() and iounmap(), than standard methods. In oder to convert these ARCH-es to take GENERIC_IOREMAP method, allow these architecutres to have their own ioremap_prot(), ioremap() and iounmap() definitions. Signed-off-by: Baoquan He <bhe@xxxxxxxxxx> Acked-by: Arnd Bergmann <arnd@xxxxxxxx> Cc: linux-arch@xxxxxxxxxxxxxxx Cc: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx> --- include/asm-generic/io.h | 3 +++ mm/ioremap.c | 4 ++++ 2 files changed, 7 insertions(+)
Reviewed-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>