X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fbrymen-dmm%2Fapi.c;h=41a318124992632fd1f696efd97a6cea40e4e7c8;hb=580ed4005bf0a95e8d7e11b527b0b1ad259aecca;hp=8ff9c2e9405654c685112b77cb5ba414be6fd75e;hpb=943e94f567a386e3cf754cfe7f4e15893622a95d;p=libsigrok.git diff --git a/hardware/brymen-dmm/api.c b/hardware/brymen-dmm/api.c index 8ff9c2e9..41a31812 100644 --- a/hardware/brymen-dmm/api.c +++ b/hardware/brymen-dmm/api.c @@ -17,60 +17,26 @@ * along with this program. If not, see . */ -#include -#include -#include -#include -#include "libsigrok.h" -#include "libsigrok-internal.h" #include "protocol.h" -static const int hwopts[] = { +static const int32_t hwopts[] = { SR_CONF_CONN, SR_CONF_SERIALCOMM, - 0, }; -static const int hwcaps[] = { +static const int32_t hwcaps[] = { SR_CONF_MULTIMETER, SR_CONF_LIMIT_SAMPLES, SR_CONF_CONTINUOUS, SR_CONF_LIMIT_MSEC, - 0, }; -SR_PRIV struct sr_dev_driver brymen_dmm_driver_info; -static struct sr_dev_driver *di = &brymen_dmm_driver_info; +SR_PRIV struct sr_dev_driver brymen_bm857_driver_info; +static struct sr_dev_driver *di = &brymen_bm857_driver_info; -static int hw_init(struct sr_context *sr_ctx) +static int init(struct sr_context *sr_ctx) { - return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN); -} - -static void free_instance(void *inst) -{ - struct sr_dev_inst *sdi; - struct dev_context *devc; - if (!(sdi = inst)) - return; - if (!(devc = sdi->priv)) - return; - sr_serial_dev_inst_free(devc->serial); - sr_dev_inst_free(sdi); -} - -/* Properly close and free all devices. */ -static int clear_instances(void) -{ - struct drv_context *drvc; - - if (!(drvc = di->priv)) - return SR_OK; - - g_slist_free_full(drvc->instances, free_instance); - drvc->instances = NULL; - - return SR_OK; + return std_init(sr_ctx, di, LOG_PREFIX); } static GSList *brymen_scan(const char *conn, const char *serialcomm) @@ -78,15 +44,17 @@ static GSList *brymen_scan(const char *conn, const char *serialcomm) struct sr_dev_inst *sdi; struct dev_context *devc; struct drv_context *drvc; - struct sr_probe *probe; + struct sr_channel *ch; struct sr_serial_dev_inst *serial; GSList *devices; int ret; + uint8_t buf[128]; + size_t len; if (!(serial = sr_serial_dev_inst_new(conn, serialcomm))) return NULL; - if (serial_open(serial, SERIAL_RDWR|SERIAL_NONBLOCK) != SR_OK) + if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) return NULL; sr_info("Probing port %s.", conn); @@ -94,14 +62,12 @@ static GSList *brymen_scan(const char *conn, const char *serialcomm) devices = NULL; /* Request reading */ - if (brymen_packet_request(serial) == -1) { - sr_err("Unable to send command. code: %d.", errno); + if ((ret = brymen_packet_request(serial)) < 0) { + sr_err("Unable to send command: %d.", ret); goto scan_cleanup; } - uint8_t buf[128]; - size_t len = 128; - + len = 128; ret = brymen_stream_detect(serial, buf, &len, brymen_packet_length, brymen_packet_is_valid, 1000, 9600); if (ret != SR_OK) @@ -109,7 +75,7 @@ static GSList *brymen_scan(const char *conn, const char *serialcomm) sr_info("Found device on port %s.", conn); - if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Brymen", "BM85x", ""))) + if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Brymen", "BM85x", NULL))) goto scan_cleanup; if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) { @@ -117,34 +83,32 @@ static GSList *brymen_scan(const char *conn, const char *serialcomm) goto scan_cleanup; } - devc->serial = serial; + sdi->inst_type = SR_INST_SERIAL; + sdi->conn = serial; drvc = di->priv; sdi->priv = devc; sdi->driver = di; - if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1"))) + if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE, "P1"))) goto scan_cleanup; - sdi->probes = g_slist_append(sdi->probes, probe); + sdi->channels = g_slist_append(sdi->channels, ch); drvc->instances = g_slist_append(drvc->instances, sdi); devices = g_slist_append(devices, sdi); - scan_cleanup: serial_close(serial); return devices; } -static GSList *hw_scan(GSList *options) +static GSList *scan(GSList *options) { struct drv_context *drvc; struct sr_config *src; GSList *devices, *l; const char *conn, *serialcomm; - (void)options; - devices = NULL; drvc = di->priv; drvc->instances = NULL; @@ -153,145 +117,104 @@ static GSList *hw_scan(GSList *options) for (l = options; l; l = l->next) { src = l->data; switch (src->key) { - case SR_CONF_CONN: - conn = src->value; - break; - case SR_CONF_SERIALCOMM: - serialcomm = src->value; - break; + case SR_CONF_CONN: + conn = g_variant_get_string(src->data, NULL); + break; + case SR_CONF_SERIALCOMM: + serialcomm = g_variant_get_string(src->data, NULL); + break; } } - if (!conn) { + if (!conn) return NULL; - } if (serialcomm) { /* Use the provided comm specs. */ devices = brymen_scan(conn, serialcomm); } else { - /* But 9600 8N1 should work all of the time */ + /* But 9600/8n1 should work all of the time. */ devices = brymen_scan(conn, "9600/8n1/dtr=1/rts=1"); } return devices; } -static GSList *hw_dev_list(void) +static GSList *dev_list(void) { - struct drv_context *drvc; - - drvc = di->priv; - - return drvc->instances; + return ((struct drv_context *)(di->priv))->instances; } -static int hw_dev_open(struct sr_dev_inst *sdi) +static int cleanup(void) { - struct dev_context *devc; - - if (!(devc = sdi->priv)) { - sr_err("sdi->priv was NULL."); - return SR_ERR_BUG; - } - - if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK) - return SR_ERR; - - sdi->status = SR_ST_ACTIVE; - - return SR_OK; + return std_dev_clear(di, NULL); } -static int hw_dev_close(struct sr_dev_inst *sdi) +static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi, + const struct sr_channel_group *cg) { struct dev_context *devc; + int ret; + + (void)cg; + + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; if (!(devc = sdi->priv)) { sr_err("sdi->priv was NULL."); return SR_ERR_BUG; } - if (devc->serial && devc->serial->fd != -1) { - serial_close(devc->serial); - sdi->status = SR_ST_INACTIVE; + ret = SR_OK; + switch (id) { + case SR_CONF_LIMIT_SAMPLES: + devc->limit_samples = g_variant_get_uint64(data); + break; + case SR_CONF_LIMIT_MSEC: + devc->limit_msec = g_variant_get_uint64(data); + break; + default: + ret = SR_ERR_NA; } - return SR_OK; -} - -static int hw_cleanup(void) -{ - clear_instances(); - - return SR_OK; + return ret; } -static int config_list(int key, const void **data, - const struct sr_dev_inst *sdi) +static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi, + const struct sr_channel_group *cg) { (void)sdi; + (void)cg; switch (key) { - case SR_CONF_SCAN_OPTIONS: - *data = hwopts; - break; - case SR_CONF_DEVICE_OPTIONS: - *data = hwcaps; - break; - default: - sr_err("Unknown config key: %d.", key); - return SR_ERR_ARG; - } - - return SR_OK; -} - -static int hw_dev_config_set(int id, const void *value, - const struct sr_dev_inst *sdi) -{ - struct dev_context *devc; - int ret; - - if (sdi->status != SR_ST_ACTIVE) { - sr_err("Device inactive, can't set config options."); - return SR_ERR; - } - - if (!(devc = sdi->priv)) { - sr_err("sdi->priv was NULL."); - return SR_ERR_BUG; - } - - ret = SR_OK; - switch (id) { - case SR_CONF_LIMIT_SAMPLES: - devc->limit_samples = *(const uint64_t*)value; + case SR_CONF_SCAN_OPTIONS: + *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, + hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t)); break; - case SR_CONF_LIMIT_MSEC: - devc->limit_msec = *(const uint64_t*)value; + case SR_CONF_DEVICE_OPTIONS: + *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32, + hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t)); break; default: - sr_err("Unknown hardware capability: %d.", id); - ret = SR_ERR_ARG; + return SR_ERR_NA; } - return ret; + return SR_OK; } -static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, - void *cb_data) +static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) { - struct sr_datafeed_packet packet; - struct sr_datafeed_header header; struct dev_context *devc; + struct sr_serial_dev_inst *serial; + + if (sdi->status != SR_ST_ACTIVE) + return SR_ERR_DEV_CLOSED; if (!(devc = sdi->priv)) { sr_err("sdi->priv was NULL."); return SR_ERR_BUG; } - sr_dbg("Starting acquisition."); - devc->cb_data = cb_data; /* @@ -303,62 +226,37 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi, devc->starttime = g_get_monotonic_time(); /* Send header packet to the session bus. */ - sr_dbg("Sending SR_DF_HEADER."); - packet.type = SR_DF_HEADER; - packet.payload = &header; - header.feed_version = 1; - gettimeofday(&header.starttime, NULL); - sr_session_send(devc->cb_data, &packet); + std_session_send_df_header(cb_data, LOG_PREFIX); /* Poll every 50ms, or whenever some data comes in. */ - sr_source_add(devc->serial->fd, G_IO_IN, 50, + serial = sdi->conn; + serial_source_add(serial, G_IO_IN, 50, brymen_dmm_receive_data, (void *)sdi); return SR_OK; } -static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) +static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) { - struct sr_datafeed_packet packet; - struct dev_context *devc; - - if (sdi->status != SR_ST_ACTIVE) { - sr_err("Device inactive, can't stop acquisition."); - return SR_ERR; - } - - if (!(devc = sdi->priv)) { - sr_err("sdi->priv was NULL."); - return SR_ERR_BUG; - } - - sr_dbg("Stopping acquisition."); - - sr_source_remove(devc->serial->fd); - hw_dev_close((struct sr_dev_inst *)sdi); - - /* Send end packet to the session bus. */ - sr_dbg("Sending SR_DF_END."); - packet.type = SR_DF_END; - sr_session_send(cb_data, &packet); - - return SR_OK; + return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close, + sdi->conn, LOG_PREFIX); } -SR_PRIV struct sr_dev_driver brymen_dmm_driver_info = { - .name = "brymen-dmm", - .longname = "Brymen BM850 series", +SR_PRIV struct sr_dev_driver brymen_bm857_driver_info = { + .name = "brymen-bm857", + .longname = "Brymen BM857", .api_version = 1, - .init = hw_init, - .cleanup = hw_cleanup, - .scan = hw_scan, - .dev_list = hw_dev_list, - .dev_clear = clear_instances, - .dev_open = hw_dev_open, - .dev_close = hw_dev_close, + .init = init, + .cleanup = cleanup, + .scan = scan, + .dev_list = dev_list, + .dev_clear = NULL, + .config_get = NULL, + .config_set = config_set, .config_list = config_list, - .config_set = hw_dev_config_set, - .dev_acquisition_start = hw_dev_acquisition_start, - .dev_acquisition_stop = hw_dev_acquisition_stop, + .dev_open = std_serial_dev_open, + .dev_close = std_serial_dev_close, + .dev_acquisition_start = dev_acquisition_start, + .dev_acquisition_stop = dev_acquisition_stop, .priv = NULL, };