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 */
46int 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 */
79int 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