linux-kernel - [PATCH 3/3] Bluetooth: hci_qca: allow max-speed to be set for QCA9377 devices

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Date:   Tue, 21 Apr 2020 08:16:56 +0000
From:   Christian Hewitt <christianshewitt@...il.com>
To:     Marcel Holtmann <marcel@...tmann.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Rob Herring <robh+dt@...nel.org>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-amlogic@...ts.infradead.org,
        linux-bluetooth@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Abhishek Pandit-Subedi <abhishekpandit@...omium.org>
Subject: [PATCH 3/3] Bluetooth: hci_qca: allow max-speed to be set for QCA9377 devices

Move the read of max-speed from device-tree out of the qca_is_wcn399x
if block so oper_speed can be set for QCA9377 devices as well.

Suggested-by: Abhishek Pandit-Subedi <abhishekpandit@...omium.org>
Signed-off-by: Christian Hewitt <christianshewitt@...il.com>
---
 drivers/bluetooth/hci_qca.c | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 6f0350fbdcd6..b63ec7a0ac9e 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -596,10 +596,12 @@ static int qca_open(struct hci_uart *hu)
 
 	if (hu->serdev) {
 		qcadev = serdev_device_get_drvdata(hu->serdev);
-		if (qca_is_wcn399x(qcadev->btsoc_type)) {
+
+		if (qca_is_wcn399x(qcadev->btsoc_type))
 			hu->init_speed = qcadev->init_speed;
+
+		if (qcadev->oper_speed)
 			hu->oper_speed = qcadev->oper_speed;
-		}
 	}
 
 	timer_setup(&qca->wake_retrans_timer, hci_ibs_wake_retrans_timeout, 0);
@@ -1865,6 +1867,11 @@ static int qca_serdev_probe(struct serdev_device *serdev)
 	serdev_device_set_drvdata(serdev, qcadev);
 	device_property_read_string(&serdev->dev, "firmware-name",
 					 &qcadev->firmware_name);
+	device_property_read_u32(&serdev->dev, "max-speed",
+				 &qcadev->oper_speed);
+	if (!qcadev->oper_speed)
+		BT_DBG("UART will pick default operating speed");
+
 	if (data && qca_is_wcn399x(data->soc_type)) {
 		qcadev->btsoc_type = data->soc_type;
 		qcadev->bt_power = devm_kzalloc(&serdev->dev,
@@ -1889,11 +1896,6 @@ static int qca_serdev_probe(struct serdev_device *serdev)
 			return PTR_ERR(qcadev->susclk);
 		}
 
-		device_property_read_u32(&serdev->dev, "max-speed",
-					 &qcadev->oper_speed);
-		if (!qcadev->oper_speed)
-			BT_DBG("UART will pick default operating speed");
-
 		err = hci_uart_register_device(&qcadev->serdev_hu, &qca_proto);
 		if (err) {
 			BT_ERR("wcn3990 serdev registration failed");
-- 
2.17.1