Commit c92e47e5 authored by Paul Burton's avatar Paul Burton

MIPS: Introduce CONFIG_MIPS_FP_SUPPORT

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: default avatarPaul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/21016/
Cc: linux-mips@linux-mips.org
parent 97f7dcbf
......@@ -2255,12 +2255,17 @@ 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
......@@ -2313,6 +2318,7 @@ 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.
......@@ -2460,6 +2466,7 @@ 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
......
......@@ -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
......
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