1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright 2013-2016 Freescale Semiconductor, Inc.
4 * Copyright 2017 NXP
5 */
6
7 #include <fsl-mc/fsl_mc_sys.h>
8 #include <fsl-mc/fsl_mc_cmd.h>
9 #include <fsl-mc/fsl_dpio.h>
10
dpio_open(struct fsl_mc_io * mc_io,uint32_t cmd_flags,uint32_t dpio_id,uint16_t * token)11 int dpio_open(struct fsl_mc_io *mc_io,
12 uint32_t cmd_flags,
13 uint32_t dpio_id,
14 uint16_t *token)
15 {
16 struct mc_command cmd = { 0 };
17 int err;
18
19 /* prepare command */
20 cmd.header = mc_encode_cmd_header(DPIO_CMDID_OPEN,
21 cmd_flags,
22 0);
23 DPIO_CMD_OPEN(cmd, dpio_id);
24
25 /* send command to mc*/
26 err = mc_send_command(mc_io, &cmd);
27 if (err)
28 return err;
29
30 /* retrieve response parameters */
31 *token = MC_CMD_HDR_READ_TOKEN(cmd.header);
32
33 return 0;
34 }
35
dpio_close(struct fsl_mc_io * mc_io,uint32_t cmd_flags,uint16_t token)36 int dpio_close(struct fsl_mc_io *mc_io,
37 uint32_t cmd_flags,
38 uint16_t token)
39 {
40 struct mc_command cmd = { 0 };
41
42 /* prepare command */
43 cmd.header = mc_encode_cmd_header(DPIO_CMDID_CLOSE,
44 cmd_flags,
45 token);
46
47 /* send command to mc*/
48 return mc_send_command(mc_io, &cmd);
49 }
50
dpio_create(struct fsl_mc_io * mc_io,uint16_t dprc_token,uint32_t cmd_flags,const struct dpio_cfg * cfg,uint32_t * obj_id)51 int dpio_create(struct fsl_mc_io *mc_io,
52 uint16_t dprc_token,
53 uint32_t cmd_flags,
54 const struct dpio_cfg *cfg,
55 uint32_t *obj_id)
56 {
57 struct mc_command cmd = { 0 };
58 int err;
59
60 /* prepare command */
61 cmd.header = mc_encode_cmd_header(DPIO_CMDID_CREATE,
62 cmd_flags,
63 dprc_token);
64 DPIO_CMD_CREATE(cmd, cfg);
65
66 /* send command to mc*/
67 err = mc_send_command(mc_io, &cmd);
68 if (err)
69 return err;
70
71 /* retrieve response parameters */
72 MC_CMD_READ_OBJ_ID(cmd, *obj_id);
73
74 return 0;
75 }
76
dpio_destroy(struct fsl_mc_io * mc_io,uint16_t dprc_token,uint32_t cmd_flags,uint32_t obj_id)77 int dpio_destroy(struct fsl_mc_io *mc_io,
78 uint16_t dprc_token,
79 uint32_t cmd_flags,
80 uint32_t obj_id)
81 {
82 struct mc_command cmd = { 0 };
83
84 /* prepare command */
85 cmd.header = mc_encode_cmd_header(DPIO_CMDID_DESTROY,
86 cmd_flags,
87 dprc_token);
88
89 /* set object id to destroy */
90 CMD_DESTROY_SET_OBJ_ID_PARAM0(cmd, obj_id);
91
92 /* send command to mc*/
93 return mc_send_command(mc_io, &cmd);
94 }
95
dpio_enable(struct fsl_mc_io * mc_io,uint32_t cmd_flags,uint16_t token)96 int dpio_enable(struct fsl_mc_io *mc_io,
97 uint32_t cmd_flags,
98 uint16_t token)
99 {
100 struct mc_command cmd = { 0 };
101
102 /* prepare command */
103 cmd.header = mc_encode_cmd_header(DPIO_CMDID_ENABLE,
104 cmd_flags,
105 token);
106
107 /* send command to mc*/
108 return mc_send_command(mc_io, &cmd);
109 }
110
dpio_disable(struct fsl_mc_io * mc_io,uint32_t cmd_flags,uint16_t token)111 int dpio_disable(struct fsl_mc_io *mc_io,
112 uint32_t cmd_flags,
113 uint16_t token)
114 {
115 struct mc_command cmd = { 0 };
116
117 /* prepare command */
118 cmd.header = mc_encode_cmd_header(DPIO_CMDID_DISABLE,
119 cmd_flags,
120 token);
121
122 /* send command to mc*/
123 return mc_send_command(mc_io, &cmd);
124 }
125
dpio_reset(struct fsl_mc_io * mc_io,uint32_t cmd_flags,uint16_t token)126 int dpio_reset(struct fsl_mc_io *mc_io,
127 uint32_t cmd_flags,
128 uint16_t token)
129 {
130 struct mc_command cmd = { 0 };
131
132 /* prepare command */
133 cmd.header = mc_encode_cmd_header(DPIO_CMDID_RESET,
134 cmd_flags,
135 token);
136
137 /* send command to mc*/
138 return mc_send_command(mc_io, &cmd);
139 }
140
dpio_get_attributes(struct fsl_mc_io * mc_io,uint32_t cmd_flags,uint16_t token,struct dpio_attr * attr)141 int dpio_get_attributes(struct fsl_mc_io *mc_io,
142 uint32_t cmd_flags,
143 uint16_t token,
144 struct dpio_attr *attr)
145 {
146 struct mc_command cmd = { 0 };
147 int err;
148
149 /* prepare command */
150 cmd.header = mc_encode_cmd_header(DPIO_CMDID_GET_ATTR,
151 cmd_flags,
152 token);
153
154 /* send command to mc*/
155 err = mc_send_command(mc_io, &cmd);
156 if (err)
157 return err;
158
159 /* retrieve response parameters */
160 DPIO_RSP_GET_ATTR(cmd, attr);
161
162 return 0;
163 }
164
dpio_get_api_version(struct fsl_mc_io * mc_io,u32 cmd_flags,u16 * major_ver,u16 * minor_ver)165 int dpio_get_api_version(struct fsl_mc_io *mc_io,
166 u32 cmd_flags,
167 u16 *major_ver,
168 u16 *minor_ver)
169 {
170 struct mc_command cmd = { 0 };
171 int err;
172
173 /* prepare command */
174 cmd.header = mc_encode_cmd_header(DPIO_CMDID_GET_API_VERSION,
175 cmd_flags, 0);
176
177 /* send command to mc */
178 err = mc_send_command(mc_io, &cmd);
179 if (err)
180 return err;
181
182 /* retrieve response parameters */
183 mc_cmd_read_api_version(&cmd, major_ver, minor_ver);
184
185 return 0;
186 }
187