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4d729ddc BV |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2012 Bert Vermeulen <bert@biot.com> | |
5 | * | |
6 | * This program is free software: you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation, either version 3 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #include <glib.h> | |
a8d09e13 BV |
21 | #include <sys/types.h> |
22 | #include <sys/stat.h> | |
23 | #include <fcntl.h> | |
a8d09e13 | 24 | #include <string.h> |
c1aae900 | 25 | #include <libsigrok/libsigrok.h> |
515ab088 UH |
26 | #include "libsigrok-internal.h" |
27 | #include "protocol.h" | |
a8d09e13 | 28 | |
f306ca61 BV |
29 | /* The Colead SL-5868P uses this. */ |
30 | #define SERIALCOMM "2400/8n1" | |
31 | ||
a0e0bb41 | 32 | static const uint32_t scanopts[] = { |
1953564a BV |
33 | SR_CONF_CONN, |
34 | SR_CONF_SERIALCOMM, | |
a8d09e13 BV |
35 | }; |
36 | ||
f254bc4b | 37 | static const uint32_t devopts[] = { |
1953564a | 38 | SR_CONF_SOUNDLEVELMETER, |
1953564a | 39 | SR_CONF_CONTINUOUS, |
5827f61b BV |
40 | SR_CONF_LIMIT_SAMPLES | SR_CONF_SET, |
41 | SR_CONF_LIMIT_MSEC | SR_CONF_SET, | |
a8d09e13 BV |
42 | }; |
43 | ||
4d729ddc | 44 | SR_PRIV struct sr_dev_driver colead_slm_driver_info; |
4d729ddc | 45 | |
4f840ce9 | 46 | static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) |
4d729ddc | 47 | { |
f6beaac5 | 48 | return std_init(sr_ctx, di, LOG_PREFIX); |
4d729ddc BV |
49 | } |
50 | ||
4f840ce9 | 51 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
4d729ddc BV |
52 | { |
53 | struct drv_context *drvc; | |
a8d09e13 BV |
54 | struct dev_context *devc; |
55 | struct sr_dev_inst *sdi; | |
1987b8d6 | 56 | struct sr_config *src; |
a8d09e13 BV |
57 | GSList *devices, *l; |
58 | const char *conn, *serialcomm; | |
4d729ddc | 59 | |
41812aca | 60 | drvc = di->context; |
4d729ddc BV |
61 | drvc->instances = NULL; |
62 | ||
4b97c74e UH |
63 | devices = NULL; |
64 | ||
a8d09e13 BV |
65 | conn = serialcomm = NULL; |
66 | for (l = options; l; l = l->next) { | |
1987b8d6 BV |
67 | src = l->data; |
68 | switch (src->key) { | |
1953564a | 69 | case SR_CONF_CONN: |
dccda194 | 70 | conn = g_variant_get_string(src->data, NULL); |
a8d09e13 | 71 | break; |
1953564a | 72 | case SR_CONF_SERIALCOMM: |
dccda194 | 73 | serialcomm = g_variant_get_string(src->data, NULL); |
a8d09e13 BV |
74 | break; |
75 | } | |
76 | } | |
77 | if (!conn) | |
78 | return NULL; | |
f306ca61 BV |
79 | if (!serialcomm) |
80 | serialcomm = SERIALCOMM; | |
a8d09e13 | 81 | |
aac29cc1 | 82 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
0af636be UH |
83 | sdi->status = SR_ST_INACTIVE; |
84 | sdi->vendor = g_strdup("Colead"); | |
85 | sdi->model = g_strdup("SL-5868P"); | |
f57d8ffe | 86 | devc = g_malloc0(sizeof(struct dev_context)); |
91219afc | 87 | sdi->conn = sr_serial_dev_inst_new(conn, serialcomm); |
aa706635 | 88 | sdi->inst_type = SR_INST_SERIAL; |
a8d09e13 BV |
89 | sdi->priv = devc; |
90 | sdi->driver = di; | |
5e23fcab | 91 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1"); |
a8d09e13 BV |
92 | drvc->instances = g_slist_append(drvc->instances, sdi); |
93 | devices = g_slist_append(devices, sdi); | |
4d729ddc BV |
94 | |
95 | return devices; | |
96 | } | |
97 | ||
4f840ce9 | 98 | static GSList *dev_list(const struct sr_dev_driver *di) |
4d729ddc | 99 | { |
41812aca | 100 | return ((struct drv_context *)(di->context))->instances; |
4d729ddc BV |
101 | } |
102 | ||
6078d2c9 | 103 | static int dev_open(struct sr_dev_inst *sdi) |
4d729ddc | 104 | { |
aa706635 | 105 | struct sr_serial_dev_inst *serial; |
a8d09e13 | 106 | |
aa706635 BV |
107 | serial = sdi->conn; |
108 | if (serial_open(serial, SERIAL_RDWR) != SR_OK) | |
a8d09e13 | 109 | return SR_ERR; |
f306ca61 | 110 | |
a8d09e13 | 111 | sdi->status = SR_ST_ACTIVE; |
4d729ddc BV |
112 | |
113 | return SR_OK; | |
114 | } | |
115 | ||
4f840ce9 | 116 | static int cleanup(const struct sr_dev_driver *di) |
4d729ddc | 117 | { |
a6630742 | 118 | return std_dev_clear(di, NULL); |
4d729ddc BV |
119 | } |
120 | ||
584560f1 | 121 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, |
53b4680f | 122 | const struct sr_channel_group *cg) |
4d729ddc | 123 | { |
a8d09e13 | 124 | struct dev_context *devc; |
4d729ddc | 125 | |
53b4680f | 126 | (void)cg; |
8f996b89 | 127 | |
a8d09e13 | 128 | if (sdi->status != SR_ST_ACTIVE) |
e73ffd42 | 129 | return SR_ERR_DEV_CLOSED; |
a8d09e13 BV |
130 | |
131 | if (!(devc = sdi->priv)) { | |
132 | sr_err("sdi->priv was NULL."); | |
133 | return SR_ERR_BUG; | |
4d729ddc BV |
134 | } |
135 | ||
584560f1 | 136 | switch (key) { |
1953564a | 137 | case SR_CONF_LIMIT_MSEC: |
a8d09e13 | 138 | /* TODO: not yet implemented */ |
dccda194 | 139 | devc->limit_msec = g_variant_get_uint64(data);; |
a8d09e13 | 140 | break; |
1953564a | 141 | case SR_CONF_LIMIT_SAMPLES: |
dccda194 | 142 | devc->limit_samples = g_variant_get_uint64(data); |
a8d09e13 | 143 | break; |
4d729ddc | 144 | default: |
bd6fbf62 | 145 | return SR_ERR_NA; |
4d729ddc BV |
146 | } |
147 | ||
a8d09e13 | 148 | return SR_OK; |
4d729ddc BV |
149 | } |
150 | ||
584560f1 | 151 | static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi, |
53b4680f | 152 | const struct sr_channel_group *cg) |
a1c743fc | 153 | { |
a1c743fc | 154 | (void)sdi; |
53b4680f | 155 | (void)cg; |
a1c743fc BV |
156 | |
157 | switch (key) { | |
0d485e30 | 158 | case SR_CONF_SCAN_OPTIONS: |
584560f1 | 159 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
a0e0bb41 | 160 | scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t)); |
0d485e30 | 161 | break; |
9a6517d1 | 162 | case SR_CONF_DEVICE_OPTIONS: |
584560f1 | 163 | *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32, |
f254bc4b | 164 | devopts, ARRAY_SIZE(devopts), sizeof(uint32_t)); |
9a6517d1 | 165 | break; |
a1c743fc | 166 | default: |
bd6fbf62 | 167 | return SR_ERR_NA; |
a1c743fc BV |
168 | } |
169 | ||
170 | return SR_OK; | |
171 | } | |
172 | ||
6078d2c9 | 173 | static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) |
4d729ddc | 174 | { |
a8d09e13 | 175 | struct dev_context *devc; |
aa706635 | 176 | struct sr_serial_dev_inst *serial; |
a8d09e13 | 177 | |
e73ffd42 BV |
178 | if (sdi->status != SR_ST_ACTIVE) |
179 | return SR_ERR_DEV_CLOSED; | |
180 | ||
a8d09e13 BV |
181 | if (!(devc = sdi->priv)) { |
182 | sr_err("sdi->priv was NULL."); | |
183 | return SR_ERR_BUG; | |
184 | } | |
185 | ||
a8d09e13 BV |
186 | devc->cb_data = cb_data; |
187 | ||
188 | /* Send header packet to the session bus. */ | |
29a27196 | 189 | std_session_send_df_header(cb_data, LOG_PREFIX); |
a8d09e13 | 190 | |
a8d09e13 | 191 | /* Poll every 150ms, or whenever some data comes in. */ |
aa706635 | 192 | serial = sdi->conn; |
102f1239 BV |
193 | serial_source_add(sdi->session, serial, G_IO_IN, 150, |
194 | colead_slm_receive_data, (void *)sdi); | |
4d729ddc BV |
195 | |
196 | return SR_OK; | |
197 | } | |
198 | ||
6078d2c9 | 199 | static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) |
4d729ddc | 200 | { |
d43b0908 | 201 | return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close, |
f6beaac5 | 202 | sdi->conn, LOG_PREFIX); |
4d729ddc BV |
203 | } |
204 | ||
205 | SR_PRIV struct sr_dev_driver colead_slm_driver_info = { | |
206 | .name = "colead-slm", | |
207 | .longname = "Colead SLM", | |
208 | .api_version = 1, | |
6078d2c9 UH |
209 | .init = init, |
210 | .cleanup = cleanup, | |
211 | .scan = scan, | |
212 | .dev_list = dev_list, | |
a6630742 | 213 | .dev_clear = NULL, |
6fab7b8f | 214 | .config_get = NULL, |
035a1078 | 215 | .config_set = config_set, |
a1c743fc | 216 | .config_list = config_list, |
6078d2c9 | 217 | .dev_open = dev_open, |
bf2c987f | 218 | .dev_close = std_serial_dev_close, |
6078d2c9 UH |
219 | .dev_acquisition_start = dev_acquisition_start, |
220 | .dev_acquisition_stop = dev_acquisition_stop, | |
41812aca | 221 | .context = NULL, |
4d729ddc | 222 | }; |