X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fopenbench-logic-sniffer%2Fprotocol.c;h=3bfb890fddf6623f8af8af9495d667b25d71b028;hp=d9c2c2bb18bb246a133a2aa6f14703817aff9240;hb=6745488b1a33acda728440e69f83e8bb0a0663f1;hpb=5e23fcab889c62864b92aa3ad6902ce3e9f5be49

diff --git a/src/hardware/openbench-logic-sniffer/protocol.c b/src/hardware/openbench-logic-sniffer/protocol.c
index d9c2c2bb..3bfb890f 100644
--- a/src/hardware/openbench-logic-sniffer/protocol.c
+++ b/src/hardware/openbench-logic-sniffer/protocol.c
@@ -17,11 +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;
-static struct sr_dev_driver *di = &ols_driver_info;
 
 SR_PRIV int send_shortcommand(struct sr_serial_dev_inst *serial,
 		uint8_t command)
@@ -60,6 +57,18 @@ SR_PRIV int send_longcommand(struct sr_serial_dev_inst *serial,
 	return SR_OK;
 }
 
+SR_PRIV int ols_send_reset(struct sr_serial_dev_inst *serial)
+{
+	unsigned int i;
+
+	for (i = 0; i < 5; i++) {
+		if (send_shortcommand(serial, CMD_RESET) != SR_OK)
+			return SR_ERR;
+	}
+
+	return SR_OK;
+}
+
 /* Configures the channel mask based on which channels are enabled. */
 SR_PRIV void ols_channel_mask(const struct sr_dev_inst *sdi)
 {
@@ -132,7 +141,6 @@ SR_PRIV struct dev_context *ols_dev_new(void)
 	/* Acquisition settings */
 	devc->limit_samples = devc->capture_ratio = 0;
 	devc->trigger_at = -1;
-	devc->channel_mask = 0xffffffff;
 	devc->flag_reg = 0;
 
 	return devc;
@@ -150,7 +158,6 @@ 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 = di;
 	devc = ols_dev_new();
 	sdi->priv = devc;
 
@@ -227,7 +234,7 @@ SR_PRIV struct sr_dev_inst *get_metadata(struct sr_serial_dev_inst *serial)
 				/* what is this for? */
 				break;
 			case 0x03:
-				/* Maximum sample rate (hz) */
+				/* Maximum sample rate (Hz) */
 				devc->max_samplerate = tmp_int;
 				break;
 			case 0x04:
@@ -316,15 +323,12 @@ 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)
@@ -345,16 +349,12 @@ 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.");
@@ -480,12 +480,12 @@ 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;
@@ -494,7 +494,7 @@ 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;
@@ -503,7 +503,7 @@ 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);