240a1f321342c10b75321653ae337d7c03f5d24c
3 * Intel Management Engine Interface (Intel MEI) Linux driver
4 * Copyright (c) 2003-2012, Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 #ifndef _MEI_CLIENT_H_
18 #define _MEI_CLIENT_H_
20 #include <linux/types.h>
21 #include <linux/watchdog.h>
22 #include <linux/poll.h>
23 #include <linux/mei.h>
27 int mei_me_cl_by_uuid(const struct mei_device
*dev
, const uuid_le
*cuuid
);
28 int mei_me_cl_by_id(struct mei_device
*dev
, u8 client_id
);
33 struct mei_cl_cb
*mei_io_cb_init(struct mei_cl
*cl
, struct file
*fp
);
34 void mei_io_cb_free(struct mei_cl_cb
*priv_cb
);
35 int mei_io_cb_alloc_req_buf(struct mei_cl_cb
*cb
, size_t length
);
36 int mei_io_cb_alloc_resp_buf(struct mei_cl_cb
*cb
, size_t length
);
40 * mei_io_list_init - Sets up a queue list.
42 * @list: An instance cl callback structure
44 static inline void mei_io_list_init(struct mei_cl_cb
*list
)
46 INIT_LIST_HEAD(&list
->list
);
48 void mei_io_list_flush(struct mei_cl_cb
*list
, struct mei_cl
*cl
);
51 * MEI Host Client Functions
54 struct mei_cl
*mei_cl_allocate(struct mei_device
*dev
);
55 void mei_cl_init(struct mei_cl
*cl
, struct mei_device
*dev
);
58 int mei_cl_link(struct mei_cl
*cl
, int id
);
59 int mei_cl_unlink(struct mei_cl
*cl
);
61 int mei_cl_flush_queues(struct mei_cl
*cl
);
62 struct mei_cl_cb
*mei_cl_find_read_cb(struct mei_cl
*cl
);
65 * mei_cl_cmp_id - tells if file private data have same id
67 * @fe1: private data of 1. file object
68 * @fe2: private data of 2. file object
70 * returns true - if ids are the same and not NULL
72 static inline bool mei_cl_cmp_id(const struct mei_cl
*cl1
,
73 const struct mei_cl
*cl2
)
76 (cl1
->host_client_id
== cl2
->host_client_id
) &&
77 (cl1
->me_client_id
== cl2
->me_client_id
);
81 int mei_cl_flow_ctrl_creds(struct mei_cl
*cl
);
83 int mei_cl_flow_ctrl_reduce(struct mei_cl
*cl
);
85 * MEI input output function prototype
87 bool mei_cl_is_other_connecting(struct mei_cl
*cl
);
88 int mei_cl_disconnect(struct mei_cl
*cl
);
90 int mei_cl_read_start(struct mei_cl
*cl
);
92 int mei_cl_connect(struct mei_cl
*cl
, struct file
*file
);
94 void mei_host_client_init(struct work_struct
*work
);
97 #endif /* _MEI_CLIENT_H_ */
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