Introduce a Kconfig variable that will indicate whether to include support for floating point in the kernel. For now this is always enabled, and will be made configurable in a later patch. Signed-off-by: Paul Burton <paul.burton@xxxxxxxx> --- arch/mips/Kconfig | 7 +++++++ arch/mips/kvm/Kconfig | 1 + 2 files changed, 8 insertions(+) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index f69779491868..7736f9e004e7 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2254,12 +2254,17 @@ config CPU_GENERIC_DUMP_TLB bool default y if !(CPU_R3000 || CPU_R8000 || CPU_TX39XX) +config MIPS_FP_SUPPORT + def_bool y + config CPU_R2300_FPU bool + depends on MIPS_FP_SUPPORT default y if CPU_R3000 || CPU_TX39XX config CPU_R4K_FPU bool + depends on MIPS_FP_SUPPORT default y if !CPU_R2300_FPU config CPU_R4K_CACHE_TLB @@ -2312,6 +2317,7 @@ config MIPS_MT_FPAFF config MIPSR2_TO_R6_EMULATOR bool "MIPS R2-to-R6 emulator" depends on CPU_MIPSR6 + depends on MIPS_FP_SUPPORT default y help Choose this option if you want to run non-R6 MIPS userland code. @@ -2459,6 +2465,7 @@ endchoice config CPU_HAS_MSA bool "Support for the MIPS SIMD Architecture" depends on CPU_SUPPORTS_MSA + depends on MIPS_FP_SUPPORT depends on 64BIT || MIPS_O32_FP64_SUPPORT help MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers diff --git a/arch/mips/kvm/Kconfig b/arch/mips/kvm/Kconfig index 76b93a9c8c9b..760aec70dce5 100644 --- a/arch/mips/kvm/Kconfig +++ b/arch/mips/kvm/Kconfig @@ -18,6 +18,7 @@ if VIRTUALIZATION config KVM tristate "Kernel-based Virtual Machine (KVM) support" depends on HAVE_KVM + depends on MIPS_FP_SUPPORT select EXPORT_UASM select PREEMPT_NOTIFIERS select ANON_INODES -- 2.19.1
