From 8417ebad122cfade0f9ae6db6cbd8e7249156753 Mon Sep 17 00:00:00 2001
From: Bert Vermeulen <bert@biot.com>
Date: Mon, 17 Jun 2013 01:25:41 +0200
Subject: [PATCH] Add SR_CONF key for sound pressure level measurement range

---
 hwdriver.c  | 2 ++
 libsigrok.h | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/hwdriver.c b/hwdriver.c
index 387b46df..91d361f2 100644
--- a/hwdriver.c
+++ b/hwdriver.c
@@ -91,6 +91,8 @@ static struct sr_config_info sr_config_info_data[] = {
 		"Hold max", NULL},
 	{SR_CONF_HOLD_MIN, SR_T_BOOL, "hold_min",
 		"Hold min", NULL},
+	{SR_CONF_SPL_MEASUREMENT_RANGE, SR_T_UINT64_RANGE, "spl_meas_range",
+		"Sound pressure level measurement range", NULL},
 	{0, 0, NULL, NULL, NULL},
 };
 
diff --git a/libsigrok.h b/libsigrok.h
index dbd0c594..5d3d9345 100644
--- a/libsigrok.h
+++ b/libsigrok.h
@@ -141,6 +141,7 @@ enum {
 	SR_T_RATIONAL_PERIOD,
 	SR_T_RATIONAL_VOLT,
 	SR_T_KEYVALUE,
+	SR_T_UINT64_RANGE,
 };
 
 /** Value for sr_datafeed_packet.type. */
@@ -671,6 +672,9 @@ enum {
 	/** Sound pressure level time weighting.  */
 	SR_CONF_SPL_WEIGHT_TIME,
 
+	/** Sound pressure level measurement range.  */
+	SR_CONF_SPL_MEASUREMENT_RANGE,
+
 	/** Max hold mode. */
 	SR_CONF_HOLD_MAX,