[PATCH 4.9 118/207] MIPS: loongson64: make CPU_LOONGSON64 depends on MIPS_FP_SUPPORT

From: Greg Kroah-Hartman
Date: Wed Nov 24 2021 - 07:22:09 EST


From: Jackie Liu <liuyun01@xxxxxxxxxx>

[ 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@xxxxxxxxxx>
Reviewed-by: Huacai Chen <chenhuacai@xxxxxxxxxx>
Reported-by: k2ci robot <kernel-bot@xxxxxxxxxx>
Signed-off-by: Jackie Liu <liuyun01@xxxxxxxxxx>
Signed-off-by: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/mips/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 24eb7fe7922e6..3ab2a95673680 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1373,6 +1373,7 @@ 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
--
2.33.0