mirror of
https://github.com/torvalds/linux.git
synced 2024-11-10 22:21:40 +00:00
bdabad3e36
Add an implementation of Qualcomm's IPC router protocol, used to communicate with service providing remote processors. Signed-off-by: Courtney Cavin <courtney.cavin@sonymobile.com> Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com> [bjorn: Cope with 0 being a valid node id and implement RTM_NEWADDR] Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: David S. Miller <davem@davemloft.net>
32 lines
824 B
C
32 lines
824 B
C
#ifndef __QRTR_H_
|
|
#define __QRTR_H_
|
|
|
|
#include <linux/types.h>
|
|
|
|
struct sk_buff;
|
|
|
|
/* endpoint node id auto assignment */
|
|
#define QRTR_EP_NID_AUTO (-1)
|
|
|
|
/**
|
|
* struct qrtr_endpoint - endpoint handle
|
|
* @xmit: Callback for outgoing packets
|
|
*
|
|
* The socket buffer passed to the xmit function becomes owned by the endpoint
|
|
* driver. As such, when the driver is done with the buffer, it should
|
|
* call kfree_skb() on failure, or consume_skb() on success.
|
|
*/
|
|
struct qrtr_endpoint {
|
|
int (*xmit)(struct qrtr_endpoint *ep, struct sk_buff *skb);
|
|
/* private: not for endpoint use */
|
|
struct qrtr_node *node;
|
|
};
|
|
|
|
int qrtr_endpoint_register(struct qrtr_endpoint *ep, unsigned int nid);
|
|
|
|
void qrtr_endpoint_unregister(struct qrtr_endpoint *ep);
|
|
|
|
int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len);
|
|
|
|
#endif
|