From 361ed93686add66120850c8640735a048001b7e1 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Fri, 5 Oct 2007 11:25:06 +0000
Subject: Add support for inquiry transmit power level

---
 tools/hciconfig.8 |  7 +++++++
 tools/hciconfig.c | 36 ++++++++++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/tools/hciconfig.8 b/tools/hciconfig.8
index fc8d69bf..f03b1c16 100644
--- a/tools/hciconfig.8
+++ b/tools/hciconfig.8
@@ -132,6 +132,13 @@ With no
 prints the current IAC setting. Otherwise, sets the IAC to
 .IR iac .
 .TP
+.BI inqtpl " [level]"
+With no
+.IR level ,
+prints out the current inquiry transmit power level. Otherwise, sets
+inquiry transmit power level to
+.IR level .
+.TP
 .BI inqmode " [mode]"
 With no
 .IR mode ,
diff --git a/tools/hciconfig.c b/tools/hciconfig.c
index 19e1334f..ab20a4c0 100644
--- a/tools/hciconfig.c
+++ b/tools/hciconfig.c
@@ -966,6 +966,41 @@ static void cmd_version(int ctl, int hdev, char *opt)
 	hci_close_dev(dd);
 }
 
+static void cmd_inq_tpl(int ctl, int hdev, char *opt)
+{
+	int dd;
+
+	dd = hci_open_dev(hdev);
+	if (dd < 0) {
+		fprintf(stderr, "Can't open device hci%d: %s (%d)\n",
+						hdev, strerror(errno), errno);
+		exit(1);
+	}
+
+	if (opt) {
+		int8_t level = atoi(opt);
+
+		if (hci_write_inquiry_transmit_power_level(dd, level, 2000) < 0) {
+			fprintf(stderr, "Can't set inquiry transmit power level on hci%d: %s (%d)\n",
+						hdev, strerror(errno), errno);
+			exit(1);
+		}
+	} else {
+		int8_t level;
+
+		if (hci_read_inquiry_transmit_power_level(dd, &level, 1000) < 0) {
+			fprintf(stderr, "Can't read inquiry transmit power level on hci%d: %s (%d)\n",
+						hdev, strerror(errno), errno);
+			exit(1);
+		}
+
+		print_dev_hdr(&di);
+		printf("\tInquiry transmit power level: %d\n", level);
+	}
+
+	hci_close_dev(dd);
+}
+
 static void cmd_inq_mode(int ctl, int hdev, char *opt)
 {
 	int dd;
@@ -1620,6 +1655,7 @@ static struct {
 	{ "class",	cmd_class,	"[class]",	"Get/Set class of device" },
 	{ "voice",	cmd_voice,	"[voice]",	"Get/Set voice setting" },
 	{ "iac",	cmd_iac,	"[iac]",	"Get/Set inquiry access code" },
+	{ "inqtpl", 	cmd_inq_tpl,	"[level]",	"Get/Set inquiry transmit power level" },
 	{ "inqmode",	cmd_inq_mode,	"[mode]",	"Get/Set inquiry mode" },
 	{ "inqdata",	cmd_inq_data,	"[data]",	"Get/Set inquiry data" },
 	{ "inqtype",	cmd_inq_type,	"[type]",	"Get/Set inquiry scan type" },
-- 
cgit