Commit 523760b7 authored by Harish Bandi's avatar Harish Bandi Committed by Marcel Holtmann
Browse files

Bluetooth: hci_qca: Added support for WCN3998 



Added new compatible for WCN3998 and corresponding voltage
and current values to WCN3998 compatible.
Changed driver code to support WCN3998

Signed-off-by: default avatarHarish Bandi <c-hbandi@codeaurora.org>
Reviewed-by: default avatarMatthias Kaehlcke <mka@chromium.org>
Reviewed-by: default avatarBalakrishna Godavarthi <bgodavar@codeaurora.org>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent ff24e498

drivers/bluetooth/btqca.c

+4 −3
Original line number Diff line number Diff line
@@ -336,7 +336,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, 
{

	struct rome_config config;

	int err;

	u8 rom_ver;

	u8 rom_ver = 0;



	bt_dev_dbg(hdev, "QCA setup on UART");
@@ -344,7 +344,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, 


	/* Download rampatch file */

	config.type = TLV_TYPE_PATCH;

	if (soc_type == QCA_WCN3990) {

	if (qca_is_wcn399x(soc_type)) {

		/* Firmware files to download are based on ROM version.

		 * ROM version is derived from last two bytes of soc_ver.

		 */
@@ -365,7 +365,7 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, 


	/* Download NVM configuration */

	config.type = TLV_TYPE_NVM;

	if (soc_type == QCA_WCN3990)

	if (qca_is_wcn399x(soc_type))

		snprintf(config.fwname, sizeof(config.fwname),

			 "qca/crnv%02x.bin", rom_ver);

	else
@@ -410,6 +410,7 @@ int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 
}

EXPORT_SYMBOL_GPL(qca_set_bdaddr);





MODULE_AUTHOR("Ben Young Tae Kim <ytkim@qca.qualcomm.com>");

MODULE_DESCRIPTION("Bluetooth support for Qualcomm Atheros family ver " VERSION);

MODULE_VERSION(VERSION);

drivers/bluetooth/btqca.h

+10 −1
Original line number Diff line number Diff line
@@ -132,7 +132,8 @@ enum qca_btsoc_type { 
	QCA_INVALID = -1,

	QCA_AR3002,

	QCA_ROME,

	QCA_WCN3990

	QCA_WCN3990,

	QCA_WCN3998,

};



#if IS_ENABLED(CONFIG_BT_QCA)
@@ -142,6 +143,10 @@ int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate, 
		   enum qca_btsoc_type soc_type, u32 soc_ver);

int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version);

int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);

static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)

{

	return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3998;

}

#else



static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
@@ -165,4 +170,8 @@ static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 
	return -EOPNOTSUPP;

}



static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)

{

	return false;

}

#endif

drivers/bluetooth/hci_qca.c

+26 −14
Original line number Diff line number Diff line
@@ -521,7 +521,7 @@ static int qca_open(struct hci_uart *hu) 
	if (hu->serdev) {



		qcadev = serdev_device_get_drvdata(hu->serdev);

		if (qcadev->btsoc_type != QCA_WCN3990) {

		if (!qca_is_wcn399x(qcadev->btsoc_type)) {

			gpiod_set_value_cansleep(qcadev->bt_en, 1);

			/* Controller needs time to bootup. */

			msleep(150);
@@ -629,7 +629,7 @@ static int qca_close(struct hci_uart *hu) 


	if (hu->serdev) {

		qcadev = serdev_device_get_drvdata(hu->serdev);

		if (qcadev->btsoc_type == QCA_WCN3990)

		if (qca_is_wcn399x(qcadev->btsoc_type))

			qca_power_shutdown(hu);

		else

			gpiod_set_value_cansleep(qcadev->bt_en, 0);
@@ -1011,7 +1011,7 @@ static int qca_set_baudrate(struct hci_dev *hdev, uint8_t baudrate) 
		      msecs_to_jiffies(CMD_TRANS_TIMEOUT_MS));



	/* Give the controller time to process the request */

	if (qca_soc_type(hu) == QCA_WCN3990)

	if (qca_is_wcn399x(qca_soc_type(hu)))

		msleep(10);

	else

		msleep(300);
@@ -1087,7 +1087,7 @@ static unsigned int qca_get_speed(struct hci_uart *hu, 


static int qca_check_speeds(struct hci_uart *hu)

{

	if (qca_soc_type(hu) == QCA_WCN3990) {

	if (qca_is_wcn399x(qca_soc_type(hu))) {

		if (!qca_get_speed(hu, QCA_INIT_SPEED) &&

		    !qca_get_speed(hu, QCA_OPER_SPEED))

			return -EINVAL;
@@ -1119,7 +1119,7 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type) 
		/* Disable flow control for wcn3990 to deassert RTS while

		 * changing the baudrate of chip and host.

		 */

		if (soc_type == QCA_WCN3990)

		if (qca_is_wcn399x(soc_type))

			hci_uart_set_flow_control(hu, true);



		qca_baudrate = qca_get_baudrate_value(speed);
@@ -1131,7 +1131,7 @@ static int qca_set_speed(struct hci_uart *hu, enum qca_speed_type speed_type) 
		host_set_baudrate(hu, speed);



error:

		if (soc_type == QCA_WCN3990)

		if (qca_is_wcn399x(soc_type))

			hci_uart_set_flow_control(hu, false);

	}
@@ -1204,7 +1204,7 @@ static int qca_setup(struct hci_uart *hu) 
	/* Patch downloading has to be done without IBS mode */

	clear_bit(STATE_IN_BAND_SLEEP_ENABLED, &qca->flags);



	if (soc_type == QCA_WCN3990) {

	if (qca_is_wcn399x(soc_type)) {

		bt_dev_info(hdev, "setting up wcn3990");



		/* Enable NON_PERSISTENT_SETUP QUIRK to ensure to execute
@@ -1235,7 +1235,7 @@ static int qca_setup(struct hci_uart *hu) 
		qca_baudrate = qca_get_baudrate_value(speed);

	}



	if (soc_type != QCA_WCN3990) {

	if (!qca_is_wcn399x(soc_type)) {

		/* Get QCA version information */

		ret = qca_read_soc_version(hdev, &soc_ver);

		if (ret)
@@ -1260,7 +1260,7 @@ static int qca_setup(struct hci_uart *hu) 
	}



	/* Setup bdaddr */

	if (soc_type == QCA_WCN3990)

	if (qca_is_wcn399x(soc_type))

		hu->hdev->set_bdaddr = qca_set_bdaddr;

	else

		hu->hdev->set_bdaddr = qca_set_bdaddr_rome;
@@ -1283,7 +1283,7 @@ static struct hci_uart_proto qca_proto = { 
	.dequeue	= qca_dequeue,

};



static const struct qca_vreg_data qca_soc_data = {

static const struct qca_vreg_data qca_soc_data_wcn3990 = {

	.soc_type = QCA_WCN3990,

	.vregs = (struct qca_vreg []) {

		{ "vddio",   1800000, 1900000,  15000  },
@@ -1294,6 +1294,17 @@ static const struct qca_vreg_data qca_soc_data = { 
	.num_vregs = 4,

};



static const struct qca_vreg_data qca_soc_data_wcn3998 = {

	.soc_type = QCA_WCN3998,

	.vregs = (struct qca_vreg []) {

		{ "vddio",   1800000, 1900000,  10000  },

		{ "vddxo",   1800000, 1900000,  80000  },

		{ "vddrf",   1300000, 1352000,  300000 },

		{ "vddch0",  3300000, 3300000,  450000 },

	},

	.num_vregs = 4,

};



static void qca_power_shutdown(struct hci_uart *hu)

{

	struct qca_data *qca = hu->priv;
@@ -1427,8 +1438,8 @@ static int qca_serdev_probe(struct serdev_device *serdev) 
	qcadev->serdev_hu.serdev = serdev;

	data = of_device_get_match_data(&serdev->dev);

	serdev_device_set_drvdata(serdev, qcadev);

	if (data && data->soc_type == QCA_WCN3990) {

		qcadev->btsoc_type = QCA_WCN3990;

	if (data && qca_is_wcn399x(data->soc_type)) {

		qcadev->btsoc_type = data->soc_type;

		qcadev->bt_power = devm_kzalloc(&serdev->dev,

						sizeof(struct qca_power),

						GFP_KERNEL);
@@ -1492,7 +1503,7 @@ static void qca_serdev_remove(struct serdev_device *serdev) 
{

	struct qca_serdev *qcadev = serdev_device_get_drvdata(serdev);



	if (qcadev->btsoc_type == QCA_WCN3990)

	if (qca_is_wcn399x(qcadev->btsoc_type))

		qca_power_shutdown(&qcadev->serdev_hu);

	else

		clk_disable_unprepare(qcadev->susclk);
@@ -1502,7 +1513,8 @@ static void qca_serdev_remove(struct serdev_device *serdev) 


static const struct of_device_id qca_bluetooth_of_match[] = {

	{ .compatible = "qcom,qca6174-bt" },

	{ .compatible = "qcom,wcn3990-bt", .data = &qca_soc_data},

	{ .compatible = "qcom,wcn3990-bt", .data = &qca_soc_data_wcn3990},

	{ .compatible = "qcom,wcn3998-bt", .data = &qca_soc_data_wcn3998},

	{ /* sentinel */ }

};

MODULE_DEVICE_TABLE(of, qca_bluetooth_of_match);

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