diff mbox series

[3/7] dma-mapping: allow using the global coherent pool for !ARM

Message ID 20210712061704.4162464-4-hch@lst.de (mailing list archive)
State New, archived
Headers show
Series [1/7] dma-direct: add support for dma_coherent_default_memory | expand

Commit Message

Christoph Hellwig July 12, 2021, 6:17 a.m. UTC 
Switch an ifdef so that the global coherent pool is initialized for
any architecture that selects the DMA_GLOBAL_POOL symbol insted of
hardcoding ARM.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Dillon Min <dillon.minfei@gmail.com>
---
 kernel/dma/coherent.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/kernel/dma/coherent.c b/kernel/dma/coherent.c
index 794e76b03b34..67b126afac5a 100644
--- a/kernel/dma/coherent.c
+++ b/kernel/dma/coherent.c
@@ -361,7 +361,9 @@  static int __init rmem_dma_setup(struct reserved_mem *rmem)
 		pr_err("Reserved memory: regions without no-map are not yet supported\n");
 		return -EINVAL;
 	}
+#endif
 
+#ifdef CONFIG_DMA_GLOBAL_POOL
 	if (of_get_flat_dt_prop(node, "linux,dma-default", NULL)) {
 		WARN(dma_reserved_default_memory,
 		     "Reserved memory: region for default DMA coherent area is redefined\n");