int dev_num = sensor[s].dev_num;
char freqs_buf[100];
char* cursor;
- float min_supported_rate = 1000;
+ float min_supported_rate;
float rate_cap;
float sr;
return 0;
}
}
- sprintf(avail_sysfs_path, DEVICE_AVAIL_FREQ_PATH, dev_num);
- if (sysfs_read_str(avail_sysfs_path, freqs_buf, sizeof(freqs_buf)) < 0) {
- if (sensor[s].mode == MODE_POLL) {
- /* The must rate */
- min_supported_rate = get_cdd_freq(s, 1);
- }
- } else {
- cursor = freqs_buf;
- while (*cursor && cursor[0]) {
+ switch (sensor[s].mode) {
+ case MODE_TRIGGER:
+ /* For interrupt-based devices, obey the list of supported sampling rates */
+ sprintf(avail_sysfs_path, DEVICE_AVAIL_FREQ_PATH, dev_num);
+ if (sysfs_read_str(avail_sysfs_path, freqs_buf, sizeof(freqs_buf)) > 0) {
- /* Decode a single value */
- sr = strtod(cursor, NULL);
+ min_supported_rate = 1000;
+ cursor = freqs_buf;
- if (sr < min_supported_rate)
- min_supported_rate = sr;
+ while (*cursor && cursor[0]) {
- /* Skip digits */
- while (cursor[0] && !isspace(cursor[0]))
- cursor++;
+ /* Decode a single value */
+ sr = strtod(cursor, NULL);
- /* Skip spaces */
- while (cursor[0] && isspace(cursor[0]))
- cursor++;
- }
+ if (sr < min_supported_rate)
+ min_supported_rate = sr;
+
+ /* Skip digits */
+ while (cursor[0] && !isspace(cursor[0]))
+ cursor++;
+
+ /* Skip spaces */
+ while (cursor[0] && isspace(cursor[0]))
+ cursor++;
+ }
+
+ break;
+ }
+
+ /* Fall through ... */
+
+ default:
+ /* Report 1 Hz */
+ min_supported_rate = 1;
+ break;
}
/* Check if a minimum rate was specified for this sensor */