system/linux
system/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux synced 2024-09-18 18:18:17 +00:00
Code Issues Packages Projects Releases Wiki Activity

dma-mapping: allow using the global coherent pool for !ARM

Browse source 
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>
This commit is contained in:
Christoph Hellwig 2021-06-24 19:38:19 +02:00
parent 31b089bbc1
commit 70d6aa0ecf
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
kernel/dma/coherent.c
View file

@ -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");