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5a2c71cc GH |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2016 George Hopkins <george-hopkins@null.net> | |
ae87e02f | 5 | * Copyright (C) 2016 Matthieu Guillaumin <matthieu@guillaum.in> |
5a2c71cc GH |
6 | * |
7 | * This program is free software: you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation, either version 3 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #include <string.h> | |
22 | #include <config.h> | |
23 | #include "protocol.h" | |
24 | ||
25 | #define SERIALCOMM "115200/8n1" | |
26 | ||
27 | static const uint32_t scanopts[] = { | |
28 | SR_CONF_CONN, | |
29 | }; | |
30 | ||
31 | static const uint32_t drvopts[] = { | |
32 | SR_CONF_SOUNDLEVELMETER, | |
33 | }; | |
34 | ||
35 | static const uint32_t devopts[] = { | |
36 | SR_CONF_CONTINUOUS | SR_CONF_SET, | |
37 | SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, | |
38 | SR_CONF_SPL_WEIGHT_FREQ | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
39 | SR_CONF_SPL_WEIGHT_TIME | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
40 | SR_CONF_SPL_MEASUREMENT_RANGE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, | |
41 | SR_CONF_POWER_OFF | SR_CONF_GET | SR_CONF_SET, | |
ae87e02f | 42 | SR_CONF_DATA_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, |
5a2c71cc GH |
43 | }; |
44 | ||
45 | static const char *weight_freq[] = { | |
f8195cb2 | 46 | "A", "C", |
5a2c71cc GH |
47 | }; |
48 | ||
49 | static const char *weight_time[] = { | |
f8195cb2 | 50 | "F", "S", |
5a2c71cc GH |
51 | }; |
52 | ||
53 | static const uint64_t meas_ranges[][2] = { | |
54 | { 30, 130 }, | |
55 | { 30, 80 }, | |
56 | { 50, 100 }, | |
57 | { 80, 130 }, | |
58 | }; | |
59 | ||
ae87e02f | 60 | static const char *data_sources[] = { |
f8195cb2 | 61 | "Live", "Memory", |
ae87e02f MG |
62 | }; |
63 | ||
5a2c71cc GH |
64 | static GSList *scan(struct sr_dev_driver *di, GSList *options) |
65 | { | |
5a2c71cc GH |
66 | struct dev_context *devc; |
67 | struct sr_config *src; | |
68 | struct sr_serial_dev_inst *serial; | |
69 | struct sr_dev_inst *sdi; | |
43376f33 | 70 | GSList *l; |
5a2c71cc GH |
71 | const char *conn; |
72 | ||
73 | conn = NULL; | |
74 | for (l = options; l; l = l->next) { | |
75 | src = l->data; | |
76 | if (src->key == SR_CONF_CONN) | |
77 | conn = g_variant_get_string(src->data, NULL); | |
78 | } | |
79 | if (!conn) | |
80 | return NULL; | |
81 | ||
82 | serial = sr_serial_dev_inst_new(conn, SERIALCOMM); | |
83 | ||
84 | if (serial_open(serial, SERIAL_RDONLY) != SR_OK) | |
85 | return NULL; | |
86 | ||
5a2c71cc GH |
87 | sdi = g_malloc0(sizeof(struct sr_dev_inst)); |
88 | sdi->status = SR_ST_INACTIVE; | |
89 | sdi->vendor = g_strdup("PCE"); | |
90 | sdi->model = g_strdup("PCE-322A"); | |
91 | devc = g_malloc0(sizeof(struct dev_context)); | |
92 | devc->cur_mqflags = SR_MQFLAG_SPL_TIME_WEIGHT_F | SR_MQFLAG_SPL_FREQ_WEIGHT_A; | |
93 | sdi->conn = sr_serial_dev_inst_new(conn, SERIALCOMM); | |
94 | sdi->inst_type = SR_INST_SERIAL; | |
95 | sdi->priv = devc; | |
5a2c71cc | 96 | sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "SPL"); |
5a2c71cc GH |
97 | |
98 | serial_close(serial); | |
99 | ||
43376f33 | 100 | return std_scan_complete(di, g_slist_append(NULL, sdi)); |
5a2c71cc GH |
101 | } |
102 | ||
5a2c71cc GH |
103 | static int config_get(uint32_t key, GVariant **data, |
104 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
105 | { | |
106 | struct dev_context *devc; | |
5a2c71cc GH |
107 | uint64_t low, high; |
108 | uint64_t tmp; | |
109 | int ret; | |
110 | ||
111 | (void)cg; | |
112 | ||
113 | if (!sdi) | |
114 | return SR_ERR_ARG; | |
115 | ||
116 | devc = sdi->priv; | |
117 | ret = SR_OK; | |
118 | switch (key) { | |
119 | case SR_CONF_LIMIT_SAMPLES: | |
120 | *data = g_variant_new_uint64(devc->limit_samples); | |
121 | break; | |
122 | case SR_CONF_SPL_WEIGHT_FREQ: | |
123 | tmp = pce_322a_weight_freq_get(sdi); | |
124 | if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_A) | |
125 | *data = g_variant_new_string("A"); | |
126 | else if (tmp == SR_MQFLAG_SPL_FREQ_WEIGHT_C) | |
127 | *data = g_variant_new_string("C"); | |
128 | else | |
129 | return SR_ERR; | |
130 | break; | |
131 | case SR_CONF_SPL_WEIGHT_TIME: | |
132 | tmp = pce_322a_weight_time_get(sdi); | |
133 | if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_F) | |
134 | *data = g_variant_new_string("F"); | |
135 | else if (tmp == SR_MQFLAG_SPL_TIME_WEIGHT_S) | |
136 | *data = g_variant_new_string("S"); | |
137 | else | |
138 | return SR_ERR; | |
139 | break; | |
140 | case SR_CONF_SPL_MEASUREMENT_RANGE: | |
a162eeb2 UH |
141 | if ((ret = pce_322a_meas_range_get(sdi, &low, &high)) == SR_OK) |
142 | *data = std_gvar_tuple_u64(low, high); | |
5a2c71cc GH |
143 | break; |
144 | case SR_CONF_POWER_OFF: | |
145 | *data = g_variant_new_boolean(FALSE); | |
146 | break; | |
ae87e02f MG |
147 | case SR_CONF_DATA_SOURCE: |
148 | if (devc->cur_data_source == DATA_SOURCE_LIVE) | |
149 | *data = g_variant_new_string("Live"); | |
150 | else | |
151 | *data = g_variant_new_string("Memory"); | |
152 | break; | |
5a2c71cc GH |
153 | default: |
154 | return SR_ERR_NA; | |
155 | } | |
156 | ||
157 | return ret; | |
158 | } | |
159 | ||
160 | static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi, | |
161 | const struct sr_channel_group *cg) | |
162 | { | |
163 | struct dev_context *devc; | |
697fb6dd UH |
164 | uint64_t tmp_u64; |
165 | int ret, idx; | |
5a2c71cc GH |
166 | |
167 | (void)cg; | |
168 | ||
5a2c71cc GH |
169 | devc = sdi->priv; |
170 | ||
171 | ret = SR_OK; | |
172 | switch (key) { | |
173 | case SR_CONF_LIMIT_SAMPLES: | |
174 | tmp_u64 = g_variant_get_uint64(data); | |
175 | devc->limit_samples = tmp_u64; | |
176 | ret = SR_OK; | |
177 | break; | |
178 | case SR_CONF_SPL_WEIGHT_FREQ: | |
697fb6dd | 179 | if ((idx = std_str_idx(data, ARRAY_AND_SIZE(weight_freq))) < 0) |
5a2c71cc | 180 | return SR_ERR_ARG; |
697fb6dd UH |
181 | ret = pce_322a_weight_freq_set(sdi, (weight_freq[idx][0] == 'A') ? |
182 | SR_MQFLAG_SPL_FREQ_WEIGHT_A : SR_MQFLAG_SPL_FREQ_WEIGHT_C); | |
5a2c71cc GH |
183 | break; |
184 | case SR_CONF_SPL_WEIGHT_TIME: | |
697fb6dd | 185 | if ((idx = std_str_idx(data, ARRAY_AND_SIZE(weight_time))) < 0) |
5a2c71cc | 186 | return SR_ERR_ARG; |
697fb6dd UH |
187 | ret = pce_322a_weight_time_set(sdi, (weight_time[idx][0] == 'F') ? |
188 | SR_MQFLAG_SPL_TIME_WEIGHT_F : SR_MQFLAG_SPL_TIME_WEIGHT_S); | |
5a2c71cc GH |
189 | break; |
190 | case SR_CONF_SPL_MEASUREMENT_RANGE: | |
697fb6dd UH |
191 | if ((idx = std_u64_tuple_idx(data, ARRAY_AND_SIZE(meas_ranges))) < 0) |
192 | return SR_ERR_ARG; | |
193 | ret = pce_322a_meas_range_set(sdi, meas_ranges[idx][0], meas_ranges[idx][1]); | |
5a2c71cc GH |
194 | break; |
195 | case SR_CONF_POWER_OFF: | |
196 | if (g_variant_get_boolean(data)) | |
197 | ret = pce_322a_power_off(sdi); | |
198 | break; | |
ae87e02f | 199 | case SR_CONF_DATA_SOURCE: |
697fb6dd UH |
200 | if ((idx = std_str_idx(data, ARRAY_AND_SIZE(data_sources))) < 0) |
201 | return SR_ERR_ARG; | |
202 | devc->cur_data_source = idx; | |
ae87e02f | 203 | break; |
5a2c71cc GH |
204 | default: |
205 | ret = SR_ERR_NA; | |
206 | } | |
207 | ||
208 | return ret; | |
209 | } | |
210 | ||
211 | static int config_list(uint32_t key, GVariant **data, | |
212 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
213 | { | |
e66d1892 UH |
214 | switch (key) { |
215 | case SR_CONF_SCAN_OPTIONS: | |
216 | case SR_CONF_DEVICE_OPTIONS: | |
217 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); | |
218 | case SR_CONF_SPL_WEIGHT_FREQ: | |
53012da6 | 219 | *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_freq)); |
e66d1892 UH |
220 | break; |
221 | case SR_CONF_SPL_WEIGHT_TIME: | |
53012da6 | 222 | *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_time)); |
e66d1892 UH |
223 | break; |
224 | case SR_CONF_SPL_MEASUREMENT_RANGE: | |
58ffcf97 | 225 | *data = std_gvar_tuple_array(ARRAY_AND_SIZE(meas_ranges)); |
e66d1892 UH |
226 | break; |
227 | case SR_CONF_DATA_SOURCE: | |
53012da6 | 228 | *data = g_variant_new_strv(ARRAY_AND_SIZE(data_sources)); |
e66d1892 UH |
229 | break; |
230 | default: | |
231 | return SR_ERR_NA; | |
5a2c71cc GH |
232 | } |
233 | ||
e66d1892 | 234 | return SR_OK; |
5a2c71cc GH |
235 | } |
236 | ||
237 | static int dev_open(struct sr_dev_inst *sdi) | |
238 | { | |
239 | int ret; | |
240 | ||
241 | ret = std_serial_dev_open(sdi); | |
242 | if (ret != SR_OK) | |
243 | return ret; | |
244 | ||
245 | return pce_322a_connect(sdi); | |
246 | } | |
247 | ||
248 | static int dev_close(struct sr_dev_inst *sdi) | |
249 | { | |
250 | /* | |
251 | * Ensure device gets properly disconnected even when there was | |
252 | * no acquisition. | |
253 | */ | |
254 | pce_322a_disconnect(sdi); | |
255 | ||
256 | return std_serial_dev_close(sdi); | |
257 | } | |
258 | ||
259 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
260 | { | |
261 | struct dev_context *devc; | |
262 | struct sr_serial_dev_inst *serial; | |
263 | ||
5a2c71cc GH |
264 | devc = sdi->priv; |
265 | devc->buffer_len = 0; | |
ae87e02f | 266 | devc->memory_state = MEM_STATE_REQUEST_MEMORY_USAGE; |
5a2c71cc | 267 | |
bee2b016 | 268 | std_session_send_df_header(sdi); |
5a2c71cc | 269 | |
5a2c71cc GH |
270 | serial = sdi->conn; |
271 | serial_source_add(sdi->session, serial, G_IO_IN, 150, | |
272 | pce_322a_receive_data, (void *)sdi); | |
273 | ||
274 | return SR_OK; | |
275 | } | |
276 | ||
5a2c71cc GH |
277 | static struct sr_dev_driver pce_322a_driver_info = { |
278 | .name = "pce-322a", | |
279 | .longname = "PCE PCE-322A", | |
280 | .api_version = 1, | |
281 | .init = std_init, | |
282 | .cleanup = std_cleanup, | |
283 | .scan = scan, | |
284 | .dev_list = std_dev_list, | |
f778bf02 | 285 | .dev_clear = std_dev_clear, |
5a2c71cc GH |
286 | .config_get = config_get, |
287 | .config_set = config_set, | |
288 | .config_list = config_list, | |
289 | .dev_open = dev_open, | |
290 | .dev_close = dev_close, | |
291 | .dev_acquisition_start = dev_acquisition_start, | |
4b1a9d5d | 292 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, |
5a2c71cc GH |
293 | .context = NULL, |
294 | }; | |
295 | SR_REGISTER_DEV_DRIVER(pce_322a_driver_info); |