X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fkingst-la2016%2Fprotocol.h;h=8ea01809e439ccc7aa4743a0af02b9a9897db2c8;hp=4a35c9ee95f0347a31711e45b2e9f6cdeaa3ebaa;hb=22cb067ab034ab95111f5bc388413dd244f64492;hpb=1ed93110c3c31233dfce10ed6e67e21ecfcdae7d

diff --git a/src/hardware/kingst-la2016/protocol.h b/src/hardware/kingst-la2016/protocol.h
index 4a35c9ee..8ea01809 100644
--- a/src/hardware/kingst-la2016/protocol.h
+++ b/src/hardware/kingst-la2016/protocol.h
@@ -43,9 +43,20 @@
 #define LA2016_EP6_PKTSZ	512 /* Max packet size of USB endpoint 6. */
 #define LA2016_USB_BUFSZ	(256 * 2 * LA2016_EP6_PKTSZ) /* 256KiB buffer. */
 
-#define MAX_RENUM_DELAY_MS	3000
+/* USB communication timeout during regular operation. */
 #define DEFAULT_TIMEOUT_MS	200
 
+/*
+ * Check for MCU firmware to take effect after upload. Check the device
+ * presence for a maximum period of time, delay between checks in that
+ * phase. Allow for the device to vanish after upload and before checks,
+ * to not mistake its earlier incarnation for the successful operation
+ * of the most recently loaded firmware.
+ */
+#define RENUM_CHECK_PERIOD_MS	3000
+#define RENUM_GONE_DELAY_MS	1800
+#define RENUM_POLL_INTERVAL_MS	200
+
 #define LA2016_THR_VOLTAGE_MIN	0.40
 #define LA2016_THR_VOLTAGE_MAX	4.00
 
@@ -81,8 +92,7 @@ typedef struct pwm_setting {
 
 struct dev_context {
 	struct sr_context *ctx;
-
-	int64_t fw_updated;
+	uint64_t fw_uploaded;
 
 	/* User specified parameters. */
 	pwm_setting_t pwm_setting[2];