1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2bdabad3eSCourtney Cavin #ifndef __QRTR_H_ 3bdabad3eSCourtney Cavin #define __QRTR_H_ 4bdabad3eSCourtney Cavin 5bdabad3eSCourtney Cavin #include <linux/types.h> 6bdabad3eSCourtney Cavin 7bdabad3eSCourtney Cavin struct sk_buff; 8bdabad3eSCourtney Cavin 9bdabad3eSCourtney Cavin /* endpoint node id auto assignment */ 10bdabad3eSCourtney Cavin #define QRTR_EP_NID_AUTO (-1) 11bdabad3eSCourtney Cavin 12bdabad3eSCourtney Cavin /** 13bdabad3eSCourtney Cavin * struct qrtr_endpoint - endpoint handle 14bdabad3eSCourtney Cavin * @xmit: Callback for outgoing packets 15bdabad3eSCourtney Cavin * 16bdabad3eSCourtney Cavin * The socket buffer passed to the xmit function becomes owned by the endpoint 17bdabad3eSCourtney Cavin * driver. As such, when the driver is done with the buffer, it should 18bdabad3eSCourtney Cavin * call kfree_skb() on failure, or consume_skb() on success. 19bdabad3eSCourtney Cavin */ 20bdabad3eSCourtney Cavin struct qrtr_endpoint { 21bdabad3eSCourtney Cavin int (*xmit)(struct qrtr_endpoint *ep, struct sk_buff *skb); 22bdabad3eSCourtney Cavin /* private: not for endpoint use */ 23bdabad3eSCourtney Cavin struct qrtr_node *node; 24bdabad3eSCourtney Cavin }; 25bdabad3eSCourtney Cavin 26bdabad3eSCourtney Cavin int qrtr_endpoint_register(struct qrtr_endpoint *ep, unsigned int nid); 27bdabad3eSCourtney Cavin 28bdabad3eSCourtney Cavin void qrtr_endpoint_unregister(struct qrtr_endpoint *ep); 29bdabad3eSCourtney Cavin 30bdabad3eSCourtney Cavin int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len); 31bdabad3eSCourtney Cavin 32*4beb17e5SQinglang Miao int qrtr_ns_init(void); 330c2204a4SManivannan Sadhasivam 340c2204a4SManivannan Sadhasivam void qrtr_ns_remove(void); 350c2204a4SManivannan Sadhasivam 36bdabad3eSCourtney Cavin #endif 37