rpmsg: Remove unused method pointers *send_offchannel

After the previous patch, there are no implementers of the
send_offchannel() and trysend_offchannel() methods.

Remove them.

Signed-off-by: Dr. David Alan Gilbert <[email protected]>
Acked-by: Arnaud Pouliquen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mathieu Poirier <[email protected]>

Author: Dr. David Alan Gilbert

drivers/rpmsg/rpmsg_internal.h

@@ -50,10 +50,8 @@ struct rpmsg_device_ops {
  * @destroy_ept:	see @rpmsg_destroy_ept(), required
  * @send:		see @rpmsg_send(), required
  * @sendto:		see @rpmsg_sendto(), optional
- * @send_offchannel:	see @rpmsg_send_offchannel(), optional
  * @trysend:		see @rpmsg_trysend(), required
  * @trysendto:		see @rpmsg_trysendto(), optional
- * @trysend_offchannel:	see @rpmsg_trysend_offchannel(), optional
  * @poll:		see @rpmsg_poll(), optional
  * @set_flow_control:	see @rpmsg_set_flow_control(), optional
  * @get_mtu:		see @rpmsg_get_mtu(), optional
@@ -67,13 +65,9 @@ struct rpmsg_endpoint_ops {
 
 	int (*send)(struct rpmsg_endpoint *ept, void *data, int len);
 	int (*sendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
-	int (*send_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
-				  void *data, int len);
 
 	int (*trysend)(struct rpmsg_endpoint *ept, void *data, int len);
 	int (*trysendto)(struct rpmsg_endpoint *ept, void *data, int len, u32 dst);
-	int (*trysend_offchannel)(struct rpmsg_endpoint *ept, u32 src, u32 dst,
-			     void *data, int len);
 	__poll_t (*poll)(struct rpmsg_endpoint *ept, struct file *filp,
 			     poll_table *wait);
 	int (*set_flow_control)(struct rpmsg_endpoint *ept, bool pause, u32 dst);