X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fopenbench-logic-sniffer%2Fprotocol.c;h=a7c3f96376044b5b7b3e48eb3152b5ef53ad5f3a;hb=bee2b0168c087676c1b365861d8c2d4714afa9b9;hp=1aa345c1d9c357e59ac5443f3f73d5c2256f7a69;hpb=f3f19d1131025b68d29a11273b627c83d748e7ea;p=libsigrok.git

diff --git a/src/hardware/openbench-logic-sniffer/protocol.c b/src/hardware/openbench-logic-sniffer/protocol.c
index 1aa345c1..a7c3f963 100644
--- a/src/hardware/openbench-logic-sniffer/protocol.c
+++ b/src/hardware/openbench-logic-sniffer/protocol.c
@@ -17,10 +17,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <config.h>
 #include "protocol.h"
-#include <libserialport.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)
@@ -149,7 +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;
 
@@ -315,15 +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)
@@ -344,16 +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.");
@@ -479,12 +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;
@@ -493,7 +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;
@@ -502,7 +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);