From 16e3887f9c625dbcbc5d7cc939881dd4515141c5 Mon Sep 17 00:00:00 2001 From: Marcel Holtmann Date: Sat, 4 Apr 2015 16:13:02 -0700 Subject: [PATCH] Bluetooth: hci_uart: Add support Intel address configuration When using vendor detection, this adds support for the Intel specific address configuration command. Signed-off-by: Marcel Holtmann Signed-off-by: Johan Hedberg --- drivers/bluetooth/Kconfig | 9 ++++++++ drivers/bluetooth/Makefile | 1 + drivers/bluetooth/hci_intel.c | 48 +++++++++++++++++++++++++++++++++++++++++++ drivers/bluetooth/hci_ldisc.c | 5 +++++ drivers/bluetooth/hci_uart.h | 7 ++++++- 5 files changed, 69 insertions(+), 1 deletion(-) create mode 100644 drivers/bluetooth/hci_intel.c diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig index 364f080..4356f71 100644 --- a/drivers/bluetooth/Kconfig +++ b/drivers/bluetooth/Kconfig @@ -94,6 +94,15 @@ config BT_HCIUART_3WIRE Say Y here to compile support for Three-wire UART protocol. +config BT_HCIUART_INTEL + bool "Intel protocol support" + depends on BT_HCIUART + help + The Intel protocol support enables Bluetooth HCI over serial + port interface for Intel Bluetooth controllers. + + Say Y here to compile support for Intel protocol. + config BT_HCIBCM203X tristate "HCI BCM203x USB driver" depends on USB diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile index 9fe8a87..adb9945 100644 --- a/drivers/bluetooth/Makefile +++ b/drivers/bluetooth/Makefile @@ -29,6 +29,7 @@ hci_uart-$(CONFIG_BT_HCIUART_BCSP) += hci_bcsp.o hci_uart-$(CONFIG_BT_HCIUART_LL) += hci_ll.o hci_uart-$(CONFIG_BT_HCIUART_ATH3K) += hci_ath.o hci_uart-$(CONFIG_BT_HCIUART_3WIRE) += hci_h5.o +hci_uart-$(CONFIG_BT_HCIUART_INTEL) += hci_intel.o hci_uart-objs := $(hci_uart-y) ccflags-y += -D__CHECK_ENDIAN__ diff --git a/drivers/bluetooth/hci_intel.c b/drivers/bluetooth/hci_intel.c new file mode 100644 index 0000000..b7bd50a --- /dev/null +++ b/drivers/bluetooth/hci_intel.c @@ -0,0 +1,48 @@ +/* + * + * Bluetooth HCI UART driver for Intel devices + * + * Copyright (C) 2015 Intel Corporation + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include +#include +#include + +#include +#include + +#include "hci_uart.h" + +int intel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) +{ + struct sk_buff *skb; + int err; + + skb = __hci_cmd_sync(hdev, 0xfc31, 6, bdaddr, HCI_INIT_TIMEOUT); + if (IS_ERR(skb)) { + err = PTR_ERR(skb); + BT_ERR("%s: Changing Intel device address failed (%d)", + hdev->name, err); + return err; + } + kfree_skb(skb); + + return 0; +} diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index b1e8083..03f9def 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -290,6 +290,11 @@ static int hci_uart_setup(struct hci_dev *hdev) ver = (struct hci_rp_read_local_version *)skb->data; switch (le16_to_cpu(ver->manufacturer)) { +#ifdef CONFIG_BT_HCIUART_INTEL + case 2: + hdev->set_bdaddr = intel_set_bdaddr; + break; +#endif } done: diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h index 22a5f7c..687aa7e 100644 --- a/drivers/bluetooth/hci_uart.h +++ b/drivers/bluetooth/hci_uart.h @@ -35,7 +35,7 @@ #define HCIUARTGETFLAGS _IOR('U', 204, int) /* UART protocols */ -#define HCI_UART_MAX_PROTO 6 +#define HCI_UART_MAX_PROTO 7 #define HCI_UART_H4 0 #define HCI_UART_BCSP 1 @@ -43,6 +43,7 @@ #define HCI_UART_H4DS 3 #define HCI_UART_LL 4 #define HCI_UART_ATH3K 5 +#define HCI_UART_INTEL 6 #define HCI_UART_RAW_DEVICE 0 #define HCI_UART_RESET_ON_INIT 1 @@ -118,3 +119,7 @@ int ath_deinit(void); int h5_init(void); int h5_deinit(void); #endif + +#ifdef CONFIG_BT_HCIUART_INTEL +int intel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr); +#endif -- 2.7.4