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45 lines
1.3 KiB
45 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _LINUX_RPMSG_NS_H |
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#define _LINUX_RPMSG_NS_H |
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#include <linux/mod_devicetable.h> |
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#include <linux/rpmsg.h> |
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#include <linux/rpmsg/byteorder.h> |
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#include <linux/types.h> |
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/** |
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* struct rpmsg_ns_msg - dynamic name service announcement message |
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* @name: name of remote service that is published |
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* @addr: address of remote service that is published |
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* @flags: indicates whether service is created or destroyed |
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* |
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* This message is sent across to publish a new service, or announce |
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* about its removal. When we receive these messages, an appropriate |
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* rpmsg channel (i.e device) is created/destroyed. In turn, the ->probe() |
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* or ->remove() handler of the appropriate rpmsg driver will be invoked |
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* (if/as-soon-as one is registered). |
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*/ |
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struct rpmsg_ns_msg { |
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char name[RPMSG_NAME_SIZE]; |
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__rpmsg32 addr; |
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__rpmsg32 flags; |
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} __packed; |
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/** |
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* enum rpmsg_ns_flags - dynamic name service announcement flags |
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* |
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* @RPMSG_NS_CREATE: a new remote service was just created |
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* @RPMSG_NS_DESTROY: a known remote service was just destroyed |
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*/ |
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enum rpmsg_ns_flags { |
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RPMSG_NS_CREATE = 0, |
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RPMSG_NS_DESTROY = 1, |
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}; |
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/* Address 53 is reserved for advertising remote services */ |
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#define RPMSG_NS_ADDR (53) |
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int rpmsg_ns_register_device(struct rpmsg_device *rpdev); |
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#endif
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