From a202bf71f08b3ef15356db30535e30b03cf23aec Mon Sep 17 00:00:00 2001 From: Lichao Liu Date: Thu, 28 May 2020 09:10:31 +0800 Subject: MIPS: CPU_LOONGSON2EF need software to maintain cache consistency CPU_LOONGSON2EF need software to maintain cache consistency, so modify the 'cpu_needs_post_dma_flush' function to return true when the cpu type is CPU_LOONGSON2EF. Cc: stable@vger.kernel.org Signed-off-by: Lichao Liu Reviewed-by: Jiaxun Yang Signed-off-by: Thomas Bogendoerfer --- arch/mips/mm/dma-noncoherent.c | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/mips/mm/dma-noncoherent.c') diff --git a/arch/mips/mm/dma-noncoherent.c b/arch/mips/mm/dma-noncoherent.c index fcea92d95d86..563c2c0d0c81 100644 --- a/arch/mips/mm/dma-noncoherent.c +++ b/arch/mips/mm/dma-noncoherent.c @@ -33,6 +33,7 @@ static inline bool cpu_needs_post_dma_flush(void) case CPU_R10000: case CPU_R12000: case CPU_BMIPS5000: + case CPU_LOONGSON2EF: return true; default: /* -- cgit v1.2.3-59-g8ed1b