1 /* Copyright 2013-2014 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 #include "dpmng-cmd.h"
36
37 /**
38 * mc_get_version() - Retrieves the Management Complex firmware
39 * version information
40 * @mc_io: Pointer to opaque I/O object
41 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
42 * @mc_ver_info: Returned version information structure
43 *
44 * Return: '0' on Success; Error code otherwise.
45 */
mc_get_version(struct fsl_mc_io * mc_io,u32 cmd_flags,struct mc_version * mc_ver_info)46 int mc_get_version(struct fsl_mc_io *mc_io,
47 u32 cmd_flags,
48 struct mc_version *mc_ver_info)
49 {
50 struct mc_command cmd = { 0 };
51 int err;
52
53 /* prepare command */
54 cmd.header = mc_encode_cmd_header(DPMNG_CMDID_GET_VERSION,
55 cmd_flags,
56 0);
57
58 /* send command to mc*/
59 err = mc_send_command(mc_io, &cmd);
60 if (err)
61 return err;
62
63 /* retrieve response parameters */
64 mc_ver_info->revision = mc_dec(cmd.params[0], 0, 32);
65 mc_ver_info->major = mc_dec(cmd.params[0], 32, 32);
66 mc_ver_info->minor = mc_dec(cmd.params[1], 0, 32);
67
68 return 0;
69 }
70
71 /**
72 * dpmng_get_container_id() - Get container ID associated with a given portal.
73 * @mc_io: Pointer to MC portal's I/O object
74 * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
75 * @container_id: Requested container ID
76 *
77 * Return: '0' on Success; Error code otherwise.
78 */
dpmng_get_container_id(struct fsl_mc_io * mc_io,u32 cmd_flags,int * container_id)79 int dpmng_get_container_id(struct fsl_mc_io *mc_io,
80 u32 cmd_flags,
81 int *container_id)
82 {
83 struct mc_command cmd = { 0 };
84 int err;
85
86 /* prepare command */
87 cmd.header = mc_encode_cmd_header(DPMNG_CMDID_GET_CONT_ID,
88 cmd_flags,
89 0);
90
91 /* send command to mc*/
92 err = mc_send_command(mc_io, &cmd);
93 if (err)
94 return err;
95
96 /* retrieve response parameters */
97 *container_id = mc_dec(cmd.params[0], 0, 32);
98
99 return 0;
100 }
101
102