From 974c24c5bed75b53e229a6f68a0533b6d5f48feb Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Tue, 11 Sep 2018 11:00:49 +0200
Subject: [PATCH] dma-mapping: add the missing ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
declaration
The patch adding the infrastructure failed to actually add the symbol
declaration, oops..
Fixes: faef87723a ("dma-noncoherent: add a arch_sync_dma_for_cpu_all hook")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Paul Burton <paul.burton@mips.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---
kernel/dma/Kconfig | 3 +++
1 file changed, 3 insertions(+)
diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig
index 9bd54304446f8..1b1d63b3634b5 100644
--- a/kernel/dma/Kconfig
+++ b/kernel/dma/Kconfig
@@ -23,6 +23,9 @@ config ARCH_HAS_SYNC_DMA_FOR_CPU
bool
select NEED_DMA_MAP_STATE
+config ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
+ bool
+
config DMA_DIRECT_OPS
bool
depends on HAS_DMA
--
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