X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fbeaglelogic%2Fapi.c;h=0d022f2b336967e0aea956071d21ca92589c55eb;hb=093e1cba6b7bf14cfb77fa36f59b0c16e6fca7cc;hp=74795caf42dee540e2be1d7606f3bbd1fa58861d;hpb=dcd438ee3523098201c7937e75e55775da3b506f;p=libsigrok.git
diff --git a/src/hardware/beaglelogic/api.c b/src/hardware/beaglelogic/api.c
index 74795caf..0d022f2b 100644
--- a/src/hardware/beaglelogic/api.c
+++ b/src/hardware/beaglelogic/api.c
@@ -17,11 +17,10 @@
* along with this program. If not, see .
*/
+#include
#include "protocol.h"
#include "beaglelogic.h"
-SR_PRIV struct sr_dev_driver beaglelogic_driver_info;
-
/* Scan options */
static const uint32_t scanopts[] = {
SR_CONF_NUM_LOGIC_CHANNELS,
@@ -47,10 +46,9 @@ static const int32_t soft_trigger_matches[] = {
SR_TRIGGER_EDGE,
};
-/* Channels are numbered 0-13 */
-SR_PRIV const char *beaglelogic_channel_names[] = {
- "P8_45", "P8_46", "P8_43", "P8_44", "P8_41", "P8_42", "P8_39", "P8_40",
- "P8_27", "P8_29", "P8_28", "P8_30", "P8_21", "P8_20", NULL,
+SR_PRIV const char *channel_names[] = {
+ "P8_45", "P8_46", "P8_43", "P8_44", "P8_41", "P8_42", "P8_39",
+ "P8_40", "P8_27", "P8_29", "P8_28", "P8_30", "P8_21", "P8_20",
};
/* Possible sample rates : 10 Hz to 100 MHz = (100 / x) MHz */
@@ -60,11 +58,6 @@ 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 struct dev_context *beaglelogic_devc_alloc(void)
{
struct dev_context *devc;
@@ -80,17 +73,12 @@ static struct dev_context *beaglelogic_devc_alloc(void)
static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
- struct drv_context *drvc;
- GSList *devices, *l;
+ GSList *l;
struct sr_config *src;
struct sr_dev_inst *sdi;
struct dev_context *devc;
int i, maxch;
- devices = NULL;
- drvc = di->priv;
- drvc->instances = NULL;
-
/* Probe for /dev/beaglelogic */
if (!g_file_test(BEAGLELOGIC_DEV_NODE, G_FILE_TEST_EXISTS))
return NULL;
@@ -99,7 +87,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
sdi->status = SR_ST_INACTIVE;
sdi->model = g_strdup("BeagleLogic");
sdi->version = g_strdup("1.0");
- sdi->driver = di;
/* Unless explicitly specified, keep max channels to 8 only */
maxch = 8;
@@ -136,23 +123,11 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
/* Fill the channels */
for (i = 0; i < maxch; i++)
sr_channel_new(sdi, i, SR_CHANNEL_LOGIC, TRUE,
- beaglelogic_channel_names[i]);
+ channel_names[i]);
sdi->priv = devc;
- drvc->instances = g_slist_append(drvc->instances, sdi);
- devices = g_slist_append(devices, sdi);
-
- return devices;
-}
-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);
+ return std_scan_complete(di, g_slist_append(NULL, sdi));
}
static int dev_open(struct sr_dev_inst *sdi)
@@ -166,6 +141,7 @@ static int dev_open(struct sr_dev_inst *sdi)
/* Set fd and local attributes */
devc->pollfd.fd = devc->fd;
devc->pollfd.events = G_IO_IN;
+ devc->pollfd.revents = 0;
/* Get the default attributes */
beaglelogic_get_samplerate(devc);
@@ -190,34 +166,11 @@ static int dev_close(struct sr_dev_inst *sdi)
{
struct dev_context *devc = sdi->priv;
- if (sdi->status == SR_ST_ACTIVE) {
- /* Close the memory mapping and the file */
- beaglelogic_munmap(devc);
- beaglelogic_close(devc);
- }
- sdi->status = SR_ST_INACTIVE;
- return SR_OK;
-}
-
-static int cleanup(const struct sr_dev_driver *di)
-{
- struct drv_context *drvc;
- struct sr_dev_inst *sdi;
- GSList *l;
-
- /* unused driver */
- if (!(drvc = di->priv))
- return SR_OK;
+ /* Close the memory mapping and the file */
+ beaglelogic_munmap(devc);
+ beaglelogic_close(devc);
- /* Clean up the instances */
- for (l = drvc->instances; l; l = l->next) {
- sdi = l->data;
- di->dev_close(sdi);
- g_free(sdi->priv);
- sr_dev_inst_free(sdi);
- }
- g_slist_free(drvc->instances);
- drvc->instances = NULL;
+ sdi->status = SR_ST_INACTIVE;
return SR_OK;
}
@@ -257,9 +210,6 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
(void)cg;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
switch (key) {
case SR_CONF_SAMPLERATE:
devc->cur_samplerate = g_variant_get_uint64(data);
@@ -283,10 +233,8 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
return beaglelogic_set_triggerflags(devc);
case SR_CONF_CAPTURE_RATIO:
devc->capture_ratio = g_variant_get_uint64(data);
- if (devc->capture_ratio > 100) {
- devc->capture_ratio = 0;
+ if (devc->capture_ratio > 100)
return SR_ERR;
- }
return SR_OK;
default:
return SR_ERR_NA;
@@ -338,19 +286,11 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
#define BUFUNIT_TIMEOUT_MS(devc) (100 + ((devc->bufunitsize * 1000) / \
(uint32_t)(devc->cur_samplerate)))
-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)
{
- (void)cb_data;
struct dev_context *devc = sdi->priv;
struct sr_trigger *trigger;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- /* Save user pointer */
- devc->cb_data = cb_data;
-
/* Clear capture state */
devc->bytes_read = 0;
devc->offset = 0;
@@ -366,12 +306,12 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
if (devc->limit_samples > 0)
pre_trigger_samples = devc->capture_ratio * devc->limit_samples/100;
devc->stl = soft_trigger_logic_new(sdi, trigger, pre_trigger_samples);
- if (devc->stl == NULL)
+ if (!devc->stl)
return SR_ERR_MALLOC;
devc->trigger_fired = FALSE;
} else
devc->trigger_fired = TRUE;
- std_session_send_df_header(cb_data, LOG_PREFIX);
+ std_session_send_df_header(sdi);
/* Trigger and add poll on file */
beaglelogic_start(devc);
@@ -382,15 +322,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
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 dev_context *devc = sdi->priv;
- struct sr_datafeed_packet pkt;
-
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
/* Execute a stop on BeagleLogic */
beaglelogic_stop(devc);
@@ -400,22 +334,19 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
/* Remove session source and send EOT packet */
sr_session_source_remove_pollfd(sdi->session, &devc->pollfd);
- pkt.type = SR_DF_END;
- pkt.payload = NULL;
- sr_session_send(sdi, &pkt);
+ std_session_send_df_end(sdi);
return SR_OK;
}
-SR_PRIV struct sr_dev_driver beaglelogic_driver_info = {
+static struct sr_dev_driver beaglelogic_driver_info = {
.name = "beaglelogic",
.longname = "BeagleLogic",
.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,
@@ -423,5 +354,6 @@ SR_PRIV struct sr_dev_driver beaglelogic_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(beaglelogic_driver_info);