fsl_mc_get_root_dprc is needed by other components (e.g. vfio) to find
the root dprc
Signed-off-by: Stuart Yoder <stuart.yo...@nxp.com>
---
drivers/staging/fsl-mc/bus/fsl-mc-bus.c | 5 +++--
drivers/staging/fsl-mc/include/mc.h | 3 +++
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
b/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
index 08363f8..fda6a98 100644
--- a/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
+++ b/drivers/staging/fsl-mc/bus/fsl-mc-bus.c
@@ -265,8 +265,8 @@ EXPORT_SYMBOL_GPL(fsl_mc_bus_exists);
/**
* fsl_mc_get_root_dprc - function to traverse to the root dprc
*/
-static void fsl_mc_get_root_dprc(struct device *dev,
- struct device **root_dprc_dev)
+void fsl_mc_get_root_dprc(struct device *dev,
+ struct device **root_dprc_dev)
{
if (WARN_ON(!dev)) {
*root_dprc_dev = NULL;
@@ -278,6 +278,7 @@ static void fsl_mc_get_root_dprc(struct device *dev,
*root_dprc_dev = (*root_dprc_dev)->parent;
}
}
+EXPORT_SYMBOL_GPL(fsl_mc_get_root_dprc);
static int get_dprc_attr(struct fsl_mc_io *mc_io,
int container_id, struct dprc_attributes *attr)
diff --git a/drivers/staging/fsl-mc/include/mc.h
b/drivers/staging/fsl-mc/include/mc.h
index ab439fa..a71342d 100644
--- a/drivers/staging/fsl-mc/include/mc.h
+++ b/drivers/staging/fsl-mc/include/mc.h
@@ -191,6 +191,9 @@ void fsl_mc_driver_unregister(struct fsl_mc_driver *driver);
bool fsl_mc_bus_exists(void);
+void fsl_mc_get_root_dprc(struct device *dev,
+ struct device **root_dprc_dev);
+
int __must_check fsl_mc_portal_allocate(struct fsl_mc_device *mc_dev,
u16 mc_io_flags,
struct fsl_mc_io **new_mc_io);
--
1.9.0
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