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: faef877 ("dma-noncoherent: add a arch_sync_dma_for_cpu_all hook") Signed-off-by: Christoph Hellwig <[email protected]> Reviewed-by: Paul Burton <[email protected]> Acked-by: Florian Fainelli <[email protected]> Signed-off-by: Christoph Hellwig <[email protected]>
ambv · Sep 25, 2018 · 974c24c · 974c24c
1 parent bfb0e9b
commit 974c24c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git 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