MIPS: loongson64: make CPU_LOONGSON64 depends on MIPS_FP_SUPPORT
authorJackie Liu <liuyun01@kylinos.cn>
Mon, 13 Sep 2021 06:19:08 +0000 (14:19 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 18 Nov 2021 18:16:48 +0000 (19:16 +0100)
[ 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

index 6b8f591c5054ca49ea1886d54e855d2bfafb171d..cbbb302a460ebaf6fbf7ca06cad0116b1de49633 100644 (file)
@@ -1379,6 +1379,7 @@ config CPU_LOONGSON64
        select MIPS_ASID_BITS_VARIABLE
        select MIPS_PGD_C0_CONTEXT
        select MIPS_L1_CACHE_SHIFT_6
+       select MIPS_FP_SUPPORT
        select GPIOLIB
        select SWIOTLB
        select HAVE_KVM