This patch enhances rproc_put() to support remoteproc clusters with multiple child nodes as in rproc_get_by_phandle(). Signed-off-by: Tarak Reddy <tarak.reddy@xxxxxxx> Signed-off-by: Tanmay Shah <tanmay.shah@xxxxxxx> --- drivers/remoteproc/remoteproc_core.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index a3e7c8798381..e7e451012615 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -2560,6 +2560,19 @@ EXPORT_SYMBOL(rproc_free); void rproc_put(struct rproc *rproc) { module_put(rproc->dev.parent->driver->owner); + struct platform_device *cluster_pdev; + + if (rproc->dev.parent) { + if (rproc->dev.parent->driver) { + module_put(rproc->dev.parent->driver->owner); + } else { + cluster_pdev = of_find_device_by_node(rproc->dev.parent->of_node->parent); + if (cluster_pdev) { + module_put(cluster_pdev->dev.driver->owner); + put_device(&cluster_pdev->dev); + } + } + } put_device(&rproc->dev); } EXPORT_SYMBOL(rproc_put); -- 2.25.1