From: Sudha Bheemanna <b.sudha@samsung.com>
Date: Wed, 7 Sep 2016 09:52:08 +0000 (+0530)
Subject: Bluetooth: Get Advertising TX power
X-Git-Tag: accepted/tizen/unified/20191111.065916~76
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ecc91c4d9a2a400684122c6d2dff3ec3b8e37dce;p=platform%2Fkernel%2Flinux-rpi.git

Bluetooth: Get Advertising TX power

This patch adds MGMT command to read the advertising TX power.

Change-Id: Ide9e5d332f034928d2eae2cbd68a025a0d42be1b
Signed-off-by: Sudha Bheemanna <b.sudha@samsung.com>
Signed-off-by: Amit Purwar <amit.purwar@samsung.com>
---

diff --git a/include/net/bluetooth/mgmt_tizen.h b/include/net/bluetooth/mgmt_tizen.h
index 4eaa867..982c00d 100644
--- a/include/net/bluetooth/mgmt_tizen.h
+++ b/include/net/bluetooth/mgmt_tizen.h
@@ -161,6 +161,12 @@ struct mgmt_cp_set_voice_setting {
 } __packed;
 #define MGMT_SET_VOICE_SETTING_SIZE		9
 
+#define MGMT_OP_GET_ADV_TX_POWER		(TIZEN_OP_CODE_BASE + 0x11)
+#define MGMT_GET_ADV_TX_POWER_SIZE		0
+struct mgmt_rp_get_adv_tx_power {
+	__s8	adv_tx_power;
+} __packed;
+
 /* EVENTS */
 
 /* For device name update changes */
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 794fb46..dd3e7df 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -6800,6 +6800,37 @@ unlock:
 	return err;
 }
 
+static int get_adv_tx_power(struct sock *sk, struct hci_dev *hdev,
+		void *data, u16 len)
+{
+	struct mgmt_rp_get_adv_tx_power *rp;
+	size_t rp_len;
+	int err;
+
+	BT_DBG("%s", hdev->name);
+
+	hci_dev_lock(hdev);
+
+	rp_len = sizeof(*rp);
+	rp = kmalloc(rp_len, GFP_KERNEL);
+	if (!rp) {
+		err = -ENOMEM;
+		goto unlock;
+	}
+
+	rp->adv_tx_power = hdev->adv_tx_power;
+
+	err = mgmt_cmd_complete(sk, hdev->id, MGMT_OP_GET_ADV_TX_POWER, 0, rp,
+				rp_len);
+
+	kfree(rp);
+
+unlock:
+	hci_dev_unlock(hdev);
+
+	return err;
+}
+
 void mgmt_hardware_error(struct hci_dev *hdev, u8 err_code)
 {
 	struct mgmt_ev_hardware_error ev;
@@ -8800,6 +8831,7 @@ static const struct hci_mgmt_handler tizen_mgmt_handlers[] = {
 	{ set_manufacturer_data,   MGMT_SET_MANUFACTURER_DATA_SIZE },
 	{ le_set_scan_params,      MGMT_LE_SET_SCAN_PARAMS_SIZE },
 	{ set_voice_setting,       MGMT_SET_VOICE_SETTING_SIZE },
+	{ get_adv_tx_power,        MGMT_GET_ADV_TX_POWER_SIZE },
 };
 #endif