linux_dsm_epyc7002/include/linux/rpmsg/qcom_smd.h
Bjorn Andersson 8fc947230f rpmsg: smd: Expose edge registration functions
The edge registration functions is to be used from a remoteproc driver
to register and unregister an edge as the remote processor comes and
goes.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2016-11-14 21:52:14 -08:00

34 lines
659 B
C

#ifndef _LINUX_RPMSG_QCOM_SMD_H
#define _LINUX_RPMSG_QCOM_SMD_H
#include <linux/device.h>
struct qcom_smd_edge;
#if IS_ENABLED(CONFIG_RPMSG_QCOM_SMD) || IS_ENABLED(CONFIG_QCOM_SMD)
struct qcom_smd_edge *qcom_smd_register_edge(struct device *parent,
struct device_node *node);
int qcom_smd_unregister_edge(struct qcom_smd_edge *edge);
#else
static inline struct qcom_smd_edge *
qcom_smd_register_edge(struct device *parent,
struct device_node *node)
{
return ERR_PTR(-ENXIO);
}
static inline int qcom_smd_unregister_edge(struct qcom_smd_edge *edge)
{
/* This shouldn't be possible */
WARN_ON(1);
return -ENXIO;
}
#endif
#endif