1 /*
2 * Copyright (c) 2013, Texas Instruments Incorporated
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * * Neither the name of Texas Instruments Incorporated nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
27 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
29 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
33 #ifndef __DCE_RPC_H__
34 #define __DCE_RPC_H__
36 /* RPC layer types.. these define the payload of messages between IPUMM
37 * and MPU. This should be kept in sync between firmware build and
38 * driver.
39 *
40 * TODO: xxx_control(XDM_GETVERSION) is a bit awkward to deal with, because
41 * this seems to be the one special case where status->data is used..
42 * possibly we should define a special ioctl and msg to handle this case.
43 */
45 #define DCE_DEVICE_NAME "rpmsg-dce"
47 #define MAX_NAME_LENGTH 32
48 #define MAX_INPUT_BUF 2 // Need to confirm for interlaced YUVs for Encoders
49 #define MAX_OUTPUT_BUF 2
50 #define MAX_TOTAl_BUF (MAX_INPUT_BUF + MAX_OUTPUT_BUF)
52 /* Message-Ids:
53 */
54 //#define DCE_RPC_CONNECT (0x80000000 | 00) Connect not needed anymore.
55 typedef enum dce_rpc_call {
56 DCE_RPC_ENGINE_OPEN = 0,
57 DCE_RPC_ENGINE_CLOSE,
58 DCE_RPC_CODEC_CREATE,
59 DCE_RPC_CODEC_CONTROL,
60 DCE_RPC_CODEC_GET_VERSION,
61 DCE_RPC_CODEC_PROCESS,
62 DCE_RPC_CODEC_DELETE
63 } dce_rpc_call;
66 typedef enum dce_codec_type {
67 OMAP_DCE_VIDENC2 = 1,
68 OMAP_DCE_VIDDEC3 = 2
69 } dce_codec_type;
71 /* Structures of RPC */
72 typedef struct dce_connect {
73 uint32_t chipset_id;
74 uint32_t debug;
75 } dce_connect;
77 typedef struct dce_engine_open {
78 char name[MAX_NAME_LENGTH]; /* engine name (in) */
79 Engine_Attrs *engine_attrs; /* engine attributes (out) */
80 Engine_Error error_code; /* error code (out) */
81 } dce_engine_open;
83 #endif /* __DCE_RPC_H__ */