X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fserial-dmm%2Fprotocol.h;h=696f6b6ef314e0dfca2e7cae6777669f07f1b428;hb=69b05583955761d24c86cf1f46c1d1dba8c6176c;hp=f8ecbb42b92174a93a27587fd976cec886ee03bd;hpb=ffa2b6f96c4160d7e38b9b7a02b352ddf2929cbb;p=libsigrok.git

diff --git a/src/hardware/serial-dmm/protocol.h b/src/hardware/serial-dmm/protocol.h
index f8ecbb42..696f6b6e 100644
--- a/src/hardware/serial-dmm/protocol.h
+++ b/src/hardware/serial-dmm/protocol.h
@@ -35,14 +35,20 @@ struct dmm_info {
 	uint32_t baudrate;
 	/** Packet size in bytes. */
 	int packet_size;
-	/** Request timeout [ms] before request is considered lost and a new
-	 *  one is sent. Used only if device needs polling. */
+	/**
+	 * Request timeout [ms] before request is considered lost and a new
+	 * one is sent. Used only if device needs polling.
+	 */
 	int64_t req_timeout_ms;
-	/** Delay between reception of packet and next request. Some DMMs
-	 *  need this. Used only if device needs polling. */
+	/**
+	 * Delay between reception of packet and next request. Some DMMs
+	 * need this. Used only if device needs polling.
+	 */
 	int64_t req_delay_ms;
 	/** Packet request function. */
 	int (*packet_request)(struct sr_serial_dev_inst *);
+	/** Number of channels / displays. */
+	size_t channel_count;
 	/** Packet validation function. */
 	gboolean (*packet_valid)(const uint8_t *);
 	/** Packet parsing function. */
@@ -56,7 +62,6 @@ struct dmm_info {
 
 #define DMM_BUFSIZE 256
 
-/** Private, per-device-instance driver context. */
 struct dev_context {
 	struct sr_sw_limits limits;
 
@@ -64,8 +69,10 @@ struct dev_context {
 	int bufoffset;
 	int buflen;
 
-	/** The timestamp [µs] to send the next request.
-	 *  Used only if device needs polling. */
+	/**
+	 * The timestamp [µs] to send the next request.
+	 * Used only if device needs polling.
+	 */
 	int64_t req_next_at;
 };