X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fbaylibre-acme%2Fapi.c;h=c45ab77d1da29715c4b7a1310fee35e0ef02ae14;hp=6ec4d7492ddb7d5d5be7e8c41111dc172ae1c825;hb=f1ba6b4b2c9a8ecf90bb31efb218752aa7e49d1a;hpb=a0648b1a12699429d8a70b8eeb05942885bd32b3 diff --git a/src/hardware/baylibre-acme/api.c b/src/hardware/baylibre-acme/api.c index 6ec4d749..c45ab77d 100644 --- a/src/hardware/baylibre-acme/api.c +++ b/src/hardware/baylibre-acme/api.c @@ -17,14 +17,13 @@ * along with this program. If not, see . */ +#include #include "protocol.h" #include #include -SR_PRIV struct sr_dev_driver baylibre_acme_driver_info; - static const uint32_t devopts[] = { - SR_CONF_CONTINUOUS | SR_CONF_SET, + SR_CONF_CONTINUOUS, SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET, SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET, SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST, @@ -52,25 +51,15 @@ static const uint64_t samplerates[] = { SR_HZ(1), }; -static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx) -{ - return std_init(sr_ctx, di, LOG_PREFIX); -} - static GSList *scan(struct sr_dev_driver *di, GSList *options) { - struct drv_context *drvc; struct dev_context *devc; struct sr_dev_inst *sdi; - GSList *devices; gboolean status; int i; (void)options; - drvc = di->priv; - devices = NULL; - devc = g_malloc0(sizeof(struct dev_context)); devc->samplerate = SR_HZ(10); @@ -78,7 +67,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options) sdi->status = SR_ST_INACTIVE; sdi->vendor = g_strdup("BayLibre"); sdi->model = g_strdup("ACME"); - sdi->driver = di; sdi->priv = devc; status = bl_acme_is_sane(); @@ -129,10 +117,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options) if (!sdi->channel_groups) goto err_out; - devices = g_slist_append(devices, sdi); - drvc->instances = g_slist_append(drvc->instances, sdi); - - return devices; + return std_scan_complete(di, g_slist_append(NULL, sdi)); err_out: g_free(devc); @@ -141,23 +126,10 @@ err_out: return NULL; } -static GSList *dev_list(const struct sr_dev_driver *di) -{ - return ((struct drv_context *)(di->priv))->instances; -} - -static int dev_clear(const struct sr_dev_driver *di) -{ - return std_dev_clear(di, NULL); -} - static int dev_open(struct sr_dev_inst *sdi) { (void)sdi; - /* Nothing to do here. */ - sdi->status = SR_ST_ACTIVE; - return SR_OK; } @@ -165,16 +137,6 @@ static int dev_close(struct sr_dev_inst *sdi) { (void)sdi; - /* Nothing to do here. */ - sdi->status = SR_ST_INACTIVE; - - return SR_OK; -} - -static int cleanup(const struct sr_dev_driver *di) -{ - dev_clear(di); - return SR_OK; } @@ -192,10 +154,8 @@ static int config_get(uint32_t key, GVariant **data, ret = SR_OK; switch (key) { case SR_CONF_LIMIT_SAMPLES: - *data = g_variant_new_uint64(devc->limit_samples); - break; case SR_CONF_LIMIT_MSEC: - *data = g_variant_new_uint64(devc->limit_msec); + ret = sr_sw_limits_config_get(&devc->limits, key, data); break; case SR_CONF_SAMPLERATE: *data = g_variant_new_uint64(devc->samplerate); @@ -229,20 +189,13 @@ static int config_set(uint32_t key, GVariant *data, uint64_t samplerate; int ret; - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - devc = sdi->priv; ret = SR_OK; switch (key) { case SR_CONF_LIMIT_SAMPLES: - devc->limit_samples = g_variant_get_uint64(data); - devc->limit_msec = 0; - break; case SR_CONF_LIMIT_MSEC: - devc->limit_msec = g_variant_get_uint64(data) * 1000; - devc->limit_samples = 0; + ret = sr_sw_limits_config_set(&devc->limits, key, data); break; case SR_CONF_SAMPLERATE: samplerate = g_variant_get_uint64(data); @@ -348,7 +301,7 @@ static int dev_acquisition_open(const struct sr_dev_inst *sdi) return 0; } -static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) +static int dev_acquisition_start(const struct sr_dev_inst *sdi) { struct dev_context *devc; struct itimerspec tspec = { @@ -356,16 +309,10 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) .it_value = { 0, 0 } }; - (void)cb_data; - - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - if (dev_acquisition_open(sdi)) return SR_ERR; devc = sdi->priv; - devc->samples_read = 0; devc->samples_missed = 0; devc->timer_fd = timerfd_create(CLOCK_MONOTONIC, 0); if (devc->timer_fd < 0) { @@ -374,7 +321,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) } tspec.it_interval.tv_sec = 0; - tspec.it_interval.tv_nsec = (1000000000L / devc->samplerate); + tspec.it_interval.tv_nsec = SR_HZ_TO_NS(devc->samplerate); tspec.it_value = tspec.it_interval; if (timerfd_settime(devc->timer_fd, 0, &tspec, NULL)) { @@ -391,51 +338,40 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data) sr_session_source_add_channel(sdi->session, devc->channel, G_IO_IN | G_IO_ERR, 1000, bl_acme_receive_data, (void *)sdi); - /* Send header packet to the session bus. */ - std_session_send_df_header(sdi, LOG_PREFIX); - devc->start_time = g_get_monotonic_time(); + std_session_send_df_header(sdi); + sr_sw_limits_acquisition_start(&devc->limits); return SR_OK; } -static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data) +static int dev_acquisition_stop(struct sr_dev_inst *sdi) { - struct sr_datafeed_packet packet; struct dev_context *devc; - (void)cb_data; - devc = sdi->priv; - if (sdi->status != SR_ST_ACTIVE) - return SR_ERR_DEV_CLOSED; - dev_acquisition_close(sdi); sr_session_source_remove_channel(sdi->session, devc->channel); g_io_channel_shutdown(devc->channel, FALSE, NULL); g_io_channel_unref(devc->channel); devc->channel = NULL; - close(devc->timer_fd); - /* Send last packet. */ - packet.type = SR_DF_END; - sr_session_send(sdi, &packet); + std_session_send_df_end(sdi); if (devc->samples_missed > 0) - sr_warn("%d samples missed", devc->samples_missed); + sr_warn("%" PRIu64 " samples missed", devc->samples_missed); return SR_OK; } -SR_PRIV struct sr_dev_driver baylibre_acme_driver_info = { +static struct sr_dev_driver baylibre_acme_driver_info = { .name = "baylibre-acme", .longname = "BayLibre ACME (Another Cute Measurement Equipment)", .api_version = 1, - .init = init, - .cleanup = cleanup, + .init = std_init, + .cleanup = std_cleanup, .scan = scan, - .dev_list = dev_list, - .dev_clear = dev_clear, + .dev_list = std_dev_list, .config_get = config_get, .config_set = config_set, .config_list = config_list, @@ -443,5 +379,6 @@ SR_PRIV struct sr_dev_driver baylibre_acme_driver_info = { .dev_close = dev_close, .dev_acquisition_start = dev_acquisition_start, .dev_acquisition_stop = dev_acquisition_stop, - .priv = NULL, + .context = NULL, }; +SR_REGISTER_DEV_DRIVER(baylibre_acme_driver_info);