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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; | |
164 | uint64_t tmp_u64, low, high; | |
165 | unsigned int i; | |
166 | int ret; | |
167 | const char *tmp_str; | |
168 | ||
169 | (void)cg; | |
170 | ||
5a2c71cc GH |
171 | devc = sdi->priv; |
172 | ||
173 | ret = SR_OK; | |
174 | switch (key) { | |
175 | case SR_CONF_LIMIT_SAMPLES: | |
176 | tmp_u64 = g_variant_get_uint64(data); | |
177 | devc->limit_samples = tmp_u64; | |
178 | ret = SR_OK; | |
179 | break; | |
180 | case SR_CONF_SPL_WEIGHT_FREQ: | |
181 | tmp_str = g_variant_get_string(data, NULL); | |
182 | if (!strcmp(tmp_str, "A")) | |
183 | ret = pce_322a_weight_freq_set(sdi, | |
184 | SR_MQFLAG_SPL_FREQ_WEIGHT_A); | |
185 | else if (!strcmp(tmp_str, "C")) | |
186 | ret = pce_322a_weight_freq_set(sdi, | |
187 | SR_MQFLAG_SPL_FREQ_WEIGHT_C); | |
188 | else | |
189 | return SR_ERR_ARG; | |
190 | break; | |
191 | case SR_CONF_SPL_WEIGHT_TIME: | |
192 | tmp_str = g_variant_get_string(data, NULL); | |
193 | if (!strcmp(tmp_str, "F")) | |
194 | ret = pce_322a_weight_time_set(sdi, | |
195 | SR_MQFLAG_SPL_TIME_WEIGHT_F); | |
196 | else if (!strcmp(tmp_str, "S")) | |
197 | ret = pce_322a_weight_time_set(sdi, | |
198 | SR_MQFLAG_SPL_TIME_WEIGHT_S); | |
199 | else | |
200 | return SR_ERR_ARG; | |
201 | break; | |
202 | case SR_CONF_SPL_MEASUREMENT_RANGE: | |
203 | g_variant_get(data, "(tt)", &low, &high); | |
204 | ret = SR_ERR_ARG; | |
205 | for (i = 0; i < ARRAY_SIZE(meas_ranges); i++) { | |
206 | if (meas_ranges[i][0] == low && meas_ranges[i][1] == high) { | |
207 | ret = pce_322a_meas_range_set(sdi, low, high); | |
208 | break; | |
209 | } | |
210 | } | |
211 | break; | |
212 | case SR_CONF_POWER_OFF: | |
213 | if (g_variant_get_boolean(data)) | |
214 | ret = pce_322a_power_off(sdi); | |
215 | break; | |
ae87e02f MG |
216 | case SR_CONF_DATA_SOURCE: |
217 | tmp_str = g_variant_get_string(data, NULL); | |
218 | if (!strcmp(tmp_str, "Live")) | |
219 | devc->cur_data_source = DATA_SOURCE_LIVE; | |
220 | else if (!strcmp(tmp_str, "Memory")) | |
221 | devc->cur_data_source = DATA_SOURCE_MEMORY; | |
222 | else | |
223 | return SR_ERR; | |
224 | break; | |
5a2c71cc GH |
225 | default: |
226 | ret = SR_ERR_NA; | |
227 | } | |
228 | ||
229 | return ret; | |
230 | } | |
231 | ||
232 | static int config_list(uint32_t key, GVariant **data, | |
233 | const struct sr_dev_inst *sdi, const struct sr_channel_group *cg) | |
234 | { | |
e66d1892 UH |
235 | switch (key) { |
236 | case SR_CONF_SCAN_OPTIONS: | |
237 | case SR_CONF_DEVICE_OPTIONS: | |
238 | return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts); | |
239 | case SR_CONF_SPL_WEIGHT_FREQ: | |
53012da6 | 240 | *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_freq)); |
e66d1892 UH |
241 | break; |
242 | case SR_CONF_SPL_WEIGHT_TIME: | |
53012da6 | 243 | *data = g_variant_new_strv(ARRAY_AND_SIZE(weight_time)); |
e66d1892 UH |
244 | break; |
245 | case SR_CONF_SPL_MEASUREMENT_RANGE: | |
58ffcf97 | 246 | *data = std_gvar_tuple_array(ARRAY_AND_SIZE(meas_ranges)); |
e66d1892 UH |
247 | break; |
248 | case SR_CONF_DATA_SOURCE: | |
53012da6 | 249 | *data = g_variant_new_strv(ARRAY_AND_SIZE(data_sources)); |
e66d1892 UH |
250 | break; |
251 | default: | |
252 | return SR_ERR_NA; | |
5a2c71cc GH |
253 | } |
254 | ||
e66d1892 | 255 | return SR_OK; |
5a2c71cc GH |
256 | } |
257 | ||
258 | static int dev_open(struct sr_dev_inst *sdi) | |
259 | { | |
260 | int ret; | |
261 | ||
262 | ret = std_serial_dev_open(sdi); | |
263 | if (ret != SR_OK) | |
264 | return ret; | |
265 | ||
266 | return pce_322a_connect(sdi); | |
267 | } | |
268 | ||
269 | static int dev_close(struct sr_dev_inst *sdi) | |
270 | { | |
271 | /* | |
272 | * Ensure device gets properly disconnected even when there was | |
273 | * no acquisition. | |
274 | */ | |
275 | pce_322a_disconnect(sdi); | |
276 | ||
277 | return std_serial_dev_close(sdi); | |
278 | } | |
279 | ||
280 | static int dev_acquisition_start(const struct sr_dev_inst *sdi) | |
281 | { | |
282 | struct dev_context *devc; | |
283 | struct sr_serial_dev_inst *serial; | |
284 | ||
5a2c71cc GH |
285 | devc = sdi->priv; |
286 | devc->buffer_len = 0; | |
ae87e02f | 287 | devc->memory_state = MEM_STATE_REQUEST_MEMORY_USAGE; |
5a2c71cc | 288 | |
bee2b016 | 289 | std_session_send_df_header(sdi); |
5a2c71cc | 290 | |
5a2c71cc GH |
291 | serial = sdi->conn; |
292 | serial_source_add(sdi->session, serial, G_IO_IN, 150, | |
293 | pce_322a_receive_data, (void *)sdi); | |
294 | ||
295 | return SR_OK; | |
296 | } | |
297 | ||
5a2c71cc GH |
298 | static struct sr_dev_driver pce_322a_driver_info = { |
299 | .name = "pce-322a", | |
300 | .longname = "PCE PCE-322A", | |
301 | .api_version = 1, | |
302 | .init = std_init, | |
303 | .cleanup = std_cleanup, | |
304 | .scan = scan, | |
305 | .dev_list = std_dev_list, | |
f778bf02 | 306 | .dev_clear = std_dev_clear, |
5a2c71cc GH |
307 | .config_get = config_get, |
308 | .config_set = config_set, | |
309 | .config_list = config_list, | |
310 | .dev_open = dev_open, | |
311 | .dev_close = dev_close, | |
312 | .dev_acquisition_start = dev_acquisition_start, | |
4b1a9d5d | 313 | .dev_acquisition_stop = std_serial_dev_acquisition_stop, |
5a2c71cc GH |
314 | .context = NULL, |
315 | }; | |
316 | SR_REGISTER_DEV_DRIVER(pce_322a_driver_info); |