[PATCH 2/3] rpmsg: core: make rpmsg bus DMA capable
srinivas.kandagatla at linaro.org
srinivas.kandagatla at linaro.org
Fri Mar 2 06:55:30 PST 2018
From: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
Many of the rpmsg clients like audio drivers need to allocate
dma memory. Make this bus DMA capable so that the child devices
can use dma apis.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla at linaro.org>
---
drivers/rpmsg/rpmsg_core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
index e84c71f8d6ab..540a3f3567b8 100644
--- a/drivers/rpmsg/rpmsg_core.c
+++ b/drivers/rpmsg/rpmsg_core.c
@@ -472,6 +472,7 @@ struct bus_type rpmsg_bus = {
.uevent = rpmsg_uevent,
.probe = rpmsg_dev_probe,
.remove = rpmsg_dev_remove,
+ .force_dma = true,
};
EXPORT_SYMBOL(rpmsg_bus);
--
2.15.1
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