1 2 #ifndef _LINUX_RPMSG_QCOM_SMD_H 3 #define _LINUX_RPMSG_QCOM_SMD_H 4 5 #include <linux/device.h> 6 7 struct qcom_smd_edge; 8 9 #if IS_ENABLED(CONFIG_RPMSG_QCOM_SMD) || IS_ENABLED(CONFIG_QCOM_SMD) 10 11 struct qcom_smd_edge *qcom_smd_register_edge(struct device *parent, 12 struct device_node *node); 13 int qcom_smd_unregister_edge(struct qcom_smd_edge *edge); 14 15 #else 16 17 static inline struct qcom_smd_edge * 18 qcom_smd_register_edge(struct device *parent, 19 struct device_node *node) 20 { 21 return ERR_PTR(-ENXIO); 22 } 23 24 static inline int qcom_smd_unregister_edge(struct qcom_smd_edge *edge) 25 { 26 /* This shouldn't be possible */ 27 WARN_ON(1); 28 return -ENXIO; 29 } 30 31 #endif 32 33 #endif 34