2 * This file is provided under a dual BSD/GPLv2 license. When using or
3 * redistributing this file, you may do so under either license.
7 * Copyright 2013-2016 Freescale Semiconductor Inc.
8 * Copyright 2016-2017 NXP.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions are met:
12 * * Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * * Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * * Neither the name of the above-listed copyright holders nor the
18 * names of any contributors may be used to endorse or promote products
19 * derived from this software without specific prior written permission.
23 * ALTERNATIVELY, this software may be distributed under the terms of the
24 * GNU General Public License ("GPL") as published by the Free Software
25 * Foundation, either version 2 of that License or (at your option) any
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
29 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
32 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38 * POSSIBILITY OF SUCH DAMAGE.
40 #ifndef _FSL_DPBP_CMD_H
41 #define _FSL_DPBP_CMD_H
44 #define DPBP_VER_MAJOR 3
45 #define DPBP_VER_MINOR 3
47 /* Command versioning */
48 #define DPBP_CMD_BASE_VERSION 1
49 #define DPBP_CMD_ID_OFFSET 4
51 #define DPBP_CMD(id) ((id << DPBP_CMD_ID_OFFSET) | DPBP_CMD_BASE_VERSION)
54 #define DPBP_CMDID_CLOSE DPBP_CMD(0x800)
55 #define DPBP_CMDID_OPEN DPBP_CMD(0x804)
56 #define DPBP_CMDID_CREATE DPBP_CMD(0x904)
57 #define DPBP_CMDID_DESTROY DPBP_CMD(0x984)
58 #define DPBP_CMDID_GET_API_VERSION DPBP_CMD(0xa04)
60 #define DPBP_CMDID_ENABLE DPBP_CMD(0x002)
61 #define DPBP_CMDID_DISABLE DPBP_CMD(0x003)
62 #define DPBP_CMDID_GET_ATTR DPBP_CMD(0x004)
63 #define DPBP_CMDID_RESET DPBP_CMD(0x005)
64 #define DPBP_CMDID_IS_ENABLED DPBP_CMD(0x006)
66 #define DPBP_CMDID_SET_IRQ_ENABLE DPBP_CMD(0x012)
67 #define DPBP_CMDID_GET_IRQ_ENABLE DPBP_CMD(0x013)
68 #define DPBP_CMDID_SET_IRQ_MASK DPBP_CMD(0x014)
69 #define DPBP_CMDID_GET_IRQ_MASK DPBP_CMD(0x015)
70 #define DPBP_CMDID_GET_IRQ_STATUS DPBP_CMD(0x016)
71 #define DPBP_CMDID_CLEAR_IRQ_STATUS DPBP_CMD(0x017)
73 #define DPBP_CMDID_SET_NOTIFICATIONS DPBP_CMD(0x1b0)
74 #define DPBP_CMDID_GET_NOTIFICATIONS DPBP_CMD(0x1b1)
76 #define DPBP_CMDID_GET_FREE_BUFFERS_NUM DPBP_CMD(0x1b2)
79 struct dpbp_cmd_open {
83 struct dpbp_cmd_destroy {
87 #define DPBP_ENABLE 0x1
89 struct dpbp_rsp_is_enabled {
93 struct dpbp_rsp_get_attributes {
99 struct dpbp_cmd_set_notifications {
100 uint32_t depletion_entry;
101 uint32_t depletion_exit;
102 uint32_t surplus_entry;
103 uint32_t surplus_exit;
106 uint64_t message_ctx;
107 uint64_t message_iova;
110 struct dpbp_rsp_get_notifications {
111 uint32_t depletion_entry;
112 uint32_t depletion_exit;
113 uint32_t surplus_entry;
114 uint32_t surplus_exit;
117 uint64_t message_ctx;
118 uint64_t message_iova;
121 struct dpbp_rsp_get_api_version {
126 struct dpbp_rsp_get_num_free_bufs {
127 uint32_t num_free_bufs;
131 #endif /* _FSL_DPBP_CMD_H */