From: Jackie Liu liuyun01@kylinos.cn
[ Upstream commit 7f3b3c2bfa9c93ab9b5595543496f570983dc330 ]
mach/loongson64 fails to build when the FPU support is disabled:
arch/mips/loongson64/cop2-ex.c:45:15: error: implicit declaration of function ‘__is_fpu_owner’; did you mean ‘is_fpu_owner’? [-Werror=implicit-function-declaration] arch/mips/loongson64/cop2-ex.c:98:30: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:99:30: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:131:43: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:137:38: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:203:30: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:219:30: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:283:38: error: ‘struct thread_struct’ has no member named ‘fpu’ arch/mips/loongson64/cop2-ex.c:301:38: error: ‘struct thread_struct’ has no member named ‘fpu’
Fixes: ef2f826c8f2f ("MIPS: Loongson-3: Enable the COP2 usage") Suggested-by: Huacai Chen chenhuacai@kernel.org Reviewed-by: Huacai Chen chenhuacai@kernel.org Reported-by: k2ci robot kernel-bot@kylinos.cn Signed-off-by: Jackie Liu liuyun01@kylinos.cn Signed-off-by: Thomas Bogendoerfer tsbogend@alpha.franken.de Signed-off-by: Sasha Levin sashal@kernel.org --- arch/mips/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 49c540790fd2d..8e77149d658fc 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1383,6 +1383,7 @@ config CPU_LOONGSON3 select WEAK_REORDERING_BEYOND_LLSC select MIPS_PGD_C0_CONTEXT select MIPS_L1_CACHE_SHIFT_6 + select MIPS_FP_SUPPORT select GPIOLIB help The Loongson 3 processor implements the MIPS64R2 instruction