summaryrefslogtreecommitdiff
path: root/kernel/dma/mapping.c
diff options
context:
space:
mode:
authorJiaxun Yang <jiaxun.yang@flygoat.com>2023-04-01 12:15:30 +0300
committerChristoph Hellwig <hch@lst.de>2023-04-07 08:38:25 +0300
commit1d3f56b295302fdb4ac9caf6ce09f5ae7d2e651a (patch)
treede643e9f75d7b28e2fd1288e64b47f7cb76fb2ae /kernel/dma/mapping.c
parentfe4e5efa401fe15eab9259e358730145449e83a2 (diff)
downloadlinux-1d3f56b295302fdb4ac9caf6ce09f5ae7d2e651a.tar.xz
dma-mapping: provide CONFIG_ARCH_DMA_DEFAULT_COHERENT
Provide a kconfig option to allow arches to manipulate default value of dma_default_coherent in Kconfig. Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'kernel/dma/mapping.c')
-rw-r--r--kernel/dma/mapping.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/dma/mapping.c b/kernel/dma/mapping.c
index 80f9663ffe26..9a4db5cce600 100644
--- a/kernel/dma/mapping.c
+++ b/kernel/dma/mapping.c
@@ -20,7 +20,7 @@
#if defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \
defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU) || \
defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU_ALL)
-bool dma_default_coherent;
+bool dma_default_coherent = IS_ENABLED(CONFIG_ARCH_DMA_DEFAULT_COHERENT);
#endif
/*