From 36d944cbddbf9403ea04246cc65599a8b8bf7f76 Mon Sep 17 00:00:00 2001
From: dbailey <dbailey@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Tue, 4 Dec 2007 21:01:05 +0000
Subject: add ioctl call for setting hardware gains at the port interface IC

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@3299 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 zaptel.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/zaptel.h b/zaptel.h
index c33c6ad..c63bc23 100644
--- a/zaptel.h
+++ b/zaptel.h
@@ -326,6 +326,10 @@ struct zt_versioninfo {
 	char echo_canceller[80];
 };
 
+struct zt_hwgain{
+	int newgain; /* desired gain in dB but x10.  -3.5dB would be -35 */
+	int tx:1; /* 0=rx; 1=tx */
+};
 
 /* ioctl definitions */
 #define ZT_CODE	'J'
@@ -630,6 +634,11 @@ struct zt_versioninfo {
  */
 #define ZT_LOOPBACK _IOW(ZT_CODE, 58, int)
 
+/*
+ * Set the HW gain for a device
+ */
+#define ZT_SET_HWGAIN   _IOW (ZT_CODE, 86, struct zt_hwgain)
+
 /*
  *  60-80 are reserved for private drivers
  *  80-85 are reserved for dynamic span stuff
-- 
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