On Wed, Apr 19, 2023 at 11:43:42AM +0800, kernel test robot wrote: > > s390-linux-ld: drivers/char/hw_random/exynos-trng.o: in function `exynos_trng_probe': > exynos-trng.c:(.text+0x39e): undefined reference to `devm_platform_ioremap_resource' > s390-linux-ld: drivers/char/hw_random/meson-rng.o: in function `meson_rng_probe': > meson-rng.c:(.text+0x10a): undefined reference to `devm_platform_ioremap_resource' > s390-linux-ld: drivers/char/hw_random/mtk-rng.o: in function `mtk_rng_probe': > mtk-rng.c:(.text+0x40e): undefined reference to `devm_platform_ioremap_resource' > s390-linux-ld: drivers/char/hw_random/npcm-rng.o: in function `npcm_rng_probe': > npcm-rng.c:(.text+0x2ca): undefined reference to `devm_platform_ioremap_resource' OK, this patch should fix these ones at least: ---8<--- Add missing dependencies on HAS_IOMEM as otherwise they will trigger failed builds with COMPILE_TEST enabled. Also add dependencies on OF where appropriate. Change the default so that these drivers are not enabled just because COMPILE_TEST is turned on. Reported-by: kernel test robot <lkp@xxxxxxxxx> Link: https://lore.kernel.org/oe-kbuild-all/202304191106.swKbBeDh-lkp@xxxxxxxxx/ Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> diff --git a/drivers/char/hw_random/Kconfig b/drivers/char/hw_random/Kconfig index ae508e96cfc2..f3146470ce88 100644 --- a/drivers/char/hw_random/Kconfig +++ b/drivers/char/hw_random/Kconfig @@ -400,9 +400,9 @@ config HW_RANDOM_POLARFIRE_SOC config HW_RANDOM_MESON tristate "Amlogic Meson Random Number Generator support" - depends on HW_RANDOM depends on ARCH_MESON || COMPILE_TEST - default y + depends on HAS_IOMEM && OF + default HW_RANDOM if ARCH_MESON help This driver provides kernel-side support for the Random Number Generator hardware found on Amlogic Meson SoCs. @@ -427,9 +427,9 @@ config HW_RANDOM_CAVIUM config HW_RANDOM_MTK tristate "Mediatek Random Number Generator support" - depends on HW_RANDOM depends on ARCH_MEDIATEK || COMPILE_TEST - default y + depends on HAS_IOMEM && OF + default HW_RANDOM if ARCH_MEDIATEK help This driver provides kernel-side support for the Random Number Generator hardware found on Mediatek SoCs. @@ -456,7 +456,8 @@ config HW_RANDOM_S390 config HW_RANDOM_EXYNOS tristate "Samsung Exynos True Random Number Generator support" depends on ARCH_EXYNOS || COMPILE_TEST - default HW_RANDOM + depends on HAS_IOMEM + default HW_RANDOM if ARCH_EXYNOS help This driver provides support for the True Random Number Generator available in Exynos SoCs. @@ -483,7 +484,8 @@ config HW_RANDOM_OPTEE config HW_RANDOM_NPCM tristate "NPCM Random Number Generator support" depends on ARCH_NPCM || COMPILE_TEST - default HW_RANDOM + depends on HAS_IOMEM + default HW_RANDOM if ARCH_NPCM help This driver provides support for the Random Number Generator hardware available in Nuvoton NPCM SoCs. -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt