From fd8854c4d030288be1007a4f81e0ba1228a9dbac Mon Sep 17 00:00:00 2001
From: Bert Vermeulen <bert@biot.com>
Date: Sat, 15 Jun 2013 12:09:31 +0200
Subject: [PATCH] Add SR_CONF keys for sound pressure level time and frequency
 weighting

---
 hwdriver.c  | 4 ++++
 libsigrok.h | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/hwdriver.c b/hwdriver.c
index a3eb3b74..1aec5afd 100644
--- a/hwdriver.c
+++ b/hwdriver.c
@@ -83,6 +83,10 @@ static struct sr_config_info sr_config_info_data[] = {
 		"Coupling", NULL},
 	{SR_CONF_DATALOG, SR_T_BOOL, "datalog",
 		"Datalog", NULL},
+	{SR_CONF_SPL_WEIGHT_FREQ, SR_T_CHAR, "spl_weight_freq",
+		"Sound pressure level frequency weighting", NULL},
+	{SR_CONF_SPL_WEIGHT_TIME, SR_T_CHAR, "spl_weight_time",
+		"Sound pressure level time weighting", NULL},
 	{0, 0, NULL, NULL, NULL},
 };
 
diff --git a/libsigrok.h b/libsigrok.h
index da6a1011..98f594b7 100644
--- a/libsigrok.h
+++ b/libsigrok.h
@@ -665,6 +665,12 @@ enum {
 	/** Number of vertical divisions, as related to SR_CONF_VDIV.  */
 	SR_CONF_NUM_VDIV,
 
+	/** Sound pressure level frequency weighting.  */
+	SR_CONF_SPL_WEIGHT_FREQ,
+
+	/** Sound pressure level time weighting.  */
+	SR_CONF_SPL_WEIGHT_TIME,
+
 	/*--- Special stuff -------------------------------------------------*/
 
 	/** Scan options supported by the driver. */