1 /* Copyright 2013-2016 Freescale Semiconductor Inc.
2 *
3 * Redistribution and use in source and binary forms, with or without
4 * modification, are permitted provided that the following conditions are met:
5 * * Redistributions of source code must retain the above copyright
6 * notice, this list of conditions and the following disclaimer.
7 * * Redistributions in binary form must reproduce the above copyright
8 * notice, this list of conditions and the following disclaimer in the
9 * documentation and/or other materials provided with the distribution.
10 * * Neither the name of the above-listed copyright holders nor the
11 * names of any contributors may be used to endorse or promote products
12 * derived from this software without specific prior written permission.
13 *
14 *
15 * ALTERNATIVELY, this software may be distributed under the terms of the
16 * GNU General Public License ("GPL") as published by the Free Software
17 * Foundation, either version 2 of that License or (at your option) any
18 * later version.
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, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32 #include "../include/mc-sys.h"
33 #include "../include/mc-cmd.h"
34 #include "../include/dpmng.h"
35
36 #include "dpmng-cmd.h"
37
38 /**
39 * mc_get_version() - Retrieves the Management Complex firmware
40 * version information
41 * @mc_io: Pointer to opaque I/O object
42 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
43 * @mc_ver_info: Returned version information structure
44 *
45 * Return: '0' on Success; Error code otherwise.
46 */
mc_get_version(struct fsl_mc_io * mc_io,u32 cmd_flags,struct mc_version * mc_ver_info)47 int mc_get_version(struct fsl_mc_io *mc_io,
48 u32 cmd_flags,
49 struct mc_version *mc_ver_info)
50 {
51 struct mc_command cmd = { 0 };
52 struct dpmng_rsp_get_version *rsp_params;
53 int err;
54
55 /* prepare command */
56 cmd.header = mc_encode_cmd_header(DPMNG_CMDID_GET_VERSION,
57 cmd_flags,
58 0);
59
60 /* send command to mc*/
61 err = mc_send_command(mc_io, &cmd);
62 if (err)
63 return err;
64
65 /* retrieve response parameters */
66 rsp_params = (struct dpmng_rsp_get_version *)cmd.params;
67 mc_ver_info->revision = le32_to_cpu(rsp_params->revision);
68 mc_ver_info->major = le32_to_cpu(rsp_params->version_major);
69 mc_ver_info->minor = le32_to_cpu(rsp_params->version_minor);
70
71 return 0;
72 }
73 EXPORT_SYMBOL(mc_get_version);
74
75 /**
76 * dpmng_get_container_id() - Get container ID associated with a given portal.
77 * @mc_io: Pointer to MC portal's I/O object
78 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
79 * @container_id: Requested container ID
80 *
81 * Return: '0' on Success; Error code otherwise.
82 */
dpmng_get_container_id(struct fsl_mc_io * mc_io,u32 cmd_flags,int * container_id)83 int dpmng_get_container_id(struct fsl_mc_io *mc_io,
84 u32 cmd_flags,
85 int *container_id)
86 {
87 struct mc_command cmd = { 0 };
88 struct dpmng_rsp_get_container_id *rsp_params;
89 int err;
90
91 /* prepare command */
92 cmd.header = mc_encode_cmd_header(DPMNG_CMDID_GET_CONT_ID,
93 cmd_flags,
94 0);
95
96 /* send command to mc*/
97 err = mc_send_command(mc_io, &cmd);
98 if (err)
99 return err;
100
101 /* retrieve response parameters */
102 rsp_params = (struct dpmng_rsp_get_container_id *)cmd.params;
103 *container_id = le32_to_cpu(rsp_params->container_id);
104
105 return 0;
106 }
107
108