On 11/24/20 6:24 PM, Chunfeng Yun wrote: > Hi Tiezhu, > > On Tue, 2020-11-24 at 17:47 +0800, Tiezhu Yang wrote: >> devm_ioremap_resource() will be not built in lib/devres.c if >> CONFIG_HAS_IOMEM is not set, of_address_to_resource() will be >> not built in drivers/of/address.c if CONFIG_OF_ADDRESS is not >> set, and then there exists two build errors about undefined >> reference to "devm_ioremap_resource" and "of_address_to_resource" >> in phy-mtk-xsphy.c under COMPILE_TEST and CONFIG_PHY_MTK_XSPHY, >> make PHY_MTK_XSPHY depend on HAS_IOMEM and OF_ADDRESS to fix it. >> >> Reported-by: kernel test robot <l...@intel.com> >> Signed-off-by: Tiezhu Yang <yangtie...@loongson.cn> >> --- >> drivers/phy/mediatek/Kconfig | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/phy/mediatek/Kconfig b/drivers/phy/mediatek/Kconfig >> index 50c5e93..66df045 100644 >> --- a/drivers/phy/mediatek/Kconfig >> +++ b/drivers/phy/mediatek/Kconfig >> @@ -30,6 +30,8 @@ config PHY_MTK_XSPHY >> tristate "MediaTek XS-PHY Driver" >> depends on ARCH_MEDIATEK || COMPILE_TEST >> depends on OF >> + depends on HAS_IOMEM >> + depends on OF_ADDRESS > Why not add them into deconfig but here? In fact I don't know which way > is better and follow the kernel rule. > > Vinod and Kishon, do you have any suggestion about this?
Putting them into a defconfig won't prevent random build errors while putting them here will (or at least should). >> select GENERIC_PHY >> help >> Enable this to support the SuperSpeedPlus XS-PHY transceiver for > The patch LGTM. Acked-by: Randy Dunlap <rdun...@infradead.org> thanks. -- ~Randy