]> sigrok.org Git - libsigrok.git/blobdiff - src/hardware/openbench-logic-sniffer/protocol.c
Use driver name as the log prefix in standard functions
[libsigrok.git] / src / hardware / openbench-logic-sniffer / protocol.c
index 75e0c8a6194123401f75727904762ed88daeea41..a7c3f96376044b5b7b3e48eb3152b5ef53ad5f3a 100644 (file)
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <config.h>
 #include "protocol.h"
 
-extern SR_PRIV struct sr_dev_driver ols_driver_info;
-
 SR_PRIV int send_shortcommand(struct sr_serial_dev_inst *serial,
                uint8_t command)
 {
@@ -148,7 +147,6 @@ SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial)
 
        sdi = g_malloc0(sizeof(struct sr_dev_inst));
        sdi->status = SR_ST_INACTIVE;
-       sdi->driver = &ols_driver_info;
        devc = ols_dev_new();
        sdi->priv = devc;
 
@@ -314,15 +312,12 @@ SR_PRIV int ols_set_samplerate(const struct sr_dev_inst *sdi,
 
 SR_PRIV void abort_acquisition(const struct sr_dev_inst *sdi)
 {
-       struct sr_datafeed_packet packet;
        struct sr_serial_dev_inst *serial;
 
        serial = sdi->conn;
        serial_source_remove(sdi->session, serial);
 
-       /* Terminate session */
-       packet.type = SR_DF_END;
-       sr_session_send(sdi, &packet);
+       std_session_send_df_end(sdi);
 }
 
 SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
@@ -343,16 +338,12 @@ SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
        serial = sdi->conn;
        devc = sdi->priv;
 
+       if (devc->num_transfers == 0 && revents == 0) {
+               /* Ignore timeouts as long as we haven't received anything */
+               return TRUE;
+       }
+
        if (devc->num_transfers++ == 0) {
-               /*
-                * First time round, means the device started sending data,
-                * and will not stop until done. If it stops sending for
-                * longer than it takes to send a byte, that means it's
-                * finished. We'll double that to 30ms to be sure...
-                */
-               serial_source_remove(sdi->session, serial);
-               serial_source_add(sdi->session, serial, G_IO_IN, 30,
-                               ols_receive_data, cb_data);
                devc->raw_sample_buf = g_try_malloc(devc->limit_samples * 4);
                if (!devc->raw_sample_buf) {
                        sr_err("Sample buffer malloc failed.");
@@ -478,12 +469,12 @@ SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
                                logic.unitsize = 4;
                                logic.data = devc->raw_sample_buf +
                                        (devc->limit_samples - devc->num_samples) * 4;
-                               sr_session_send(cb_data, &packet);
+                               sr_session_send(sdi, &packet);
                        }
 
                        /* Send the trigger. */
                        packet.type = SR_DF_TRIGGER;
-                       sr_session_send(cb_data, &packet);
+                       sr_session_send(sdi, &packet);
 
                        /* Send post-trigger samples. */
                        packet.type = SR_DF_LOGIC;
@@ -492,7 +483,7 @@ SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
                        logic.unitsize = 4;
                        logic.data = devc->raw_sample_buf + devc->trigger_at * 4 +
                                (devc->limit_samples - devc->num_samples) * 4;
-                       sr_session_send(cb_data, &packet);
+                       sr_session_send(sdi, &packet);
                } else {
                        /* no trigger was used */
                        packet.type = SR_DF_LOGIC;
@@ -501,7 +492,7 @@ SR_PRIV int ols_receive_data(int fd, int revents, void *cb_data)
                        logic.unitsize = 4;
                        logic.data = devc->raw_sample_buf +
                                (devc->limit_samples - devc->num_samples) * 4;
-                       sr_session_send(cb_data, &packet);
+                       sr_session_send(sdi, &packet);
                }
                g_free(devc->raw_sample_buf);