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authorMarcel Holtmann <marcel@holtmann.org>2015-04-05 02:13:03 +0300
committerMarcel Holtmann <marcel@holtmann.org>2015-04-07 19:47:08 +0300
commite9a2dd261ac3d7bffbf55368a60401f5982dcc59 (patch)
tree2ea20c4ed4586accdb395fe2c55c6bf47eb350a7 /drivers/bluetooth
parent16e3887f9c625dbcbc5d7cc939881dd4515141c5 (diff)
downloadlinux-e9a2dd261ac3d7bffbf55368a60401f5982dcc59.tar.xz
Bluetooth: hci_uart: Add support Broadcom address configuration
When using vendor detection, this adds support for the Broadcom specific address configuration command. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/Kconfig9
-rw-r--r--drivers/bluetooth/Makefile1
-rw-r--r--drivers/bluetooth/hci_bcm.c48
-rw-r--r--drivers/bluetooth/hci_ldisc.c5
-rw-r--r--drivers/bluetooth/hci_uart.h7
5 files changed, 69 insertions, 1 deletions
diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig
index 4356f718ea3d..e8630b605aa9 100644
--- a/drivers/bluetooth/Kconfig
+++ b/drivers/bluetooth/Kconfig
@@ -103,6 +103,15 @@ config BT_HCIUART_INTEL
Say Y here to compile support for Intel protocol.
+config BT_HCIUART_BCM
+ bool "Broadcom protocol support"
+ depends on BT_HCIUART
+ help
+ The Broadcom protocol support enables Bluetooth HCI over serial
+ port interface for Broadcom Bluetooth controllers.
+
+ Say Y here to compile support for Broadcom protocol.
+
config BT_HCIBCM203X
tristate "HCI BCM203x USB driver"
depends on USB
diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile
index adb99457d016..51f9d0c18963 100644
--- a/drivers/bluetooth/Makefile
+++ b/drivers/bluetooth/Makefile
@@ -30,6 +30,7 @@ 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-$(CONFIG_BT_HCIUART_BCM) += hci_bcm.o
hci_uart-objs := $(hci_uart-y)
ccflags-y += -D__CHECK_ENDIAN__
diff --git a/drivers/bluetooth/hci_bcm.c b/drivers/bluetooth/hci_bcm.c
new file mode 100644
index 000000000000..1a5817bda7c6
--- /dev/null
+++ b/drivers/bluetooth/hci_bcm.c
@@ -0,0 +1,48 @@
+/*
+ *
+ * Bluetooth HCI UART driver for Broadcom 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 <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/skbuff.h>
+
+#include <net/bluetooth/bluetooth.h>
+#include <net/bluetooth/hci_core.h>
+
+#include "hci_uart.h"
+
+int bcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
+{
+ struct sk_buff *skb;
+ int err;
+
+ skb = __hci_cmd_sync(hdev, 0xfc01, 6, bdaddr, HCI_INIT_TIMEOUT);
+ if (IS_ERR(skb)) {
+ err = PTR_ERR(skb);
+ BT_ERR("%s: BCM: Change address command 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 03f9defac39d..b6d1ff4fbba6 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -295,6 +295,11 @@ static int hci_uart_setup(struct hci_dev *hdev)
hdev->set_bdaddr = intel_set_bdaddr;
break;
#endif
+#ifdef CONFIG_BT_HCIUART_BCM
+ case 15:
+ hdev->set_bdaddr = bcm_set_bdaddr;
+ break;
+#endif
}
done:
diff --git a/drivers/bluetooth/hci_uart.h b/drivers/bluetooth/hci_uart.h
index 687aa7e9eb2e..4dc8ab3009a9 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 7
+#define HCI_UART_MAX_PROTO 8
#define HCI_UART_H4 0
#define HCI_UART_BCSP 1
@@ -44,6 +44,7 @@
#define HCI_UART_LL 4
#define HCI_UART_ATH3K 5
#define HCI_UART_INTEL 6
+#define HCI_UART_BCM 7
#define HCI_UART_RAW_DEVICE 0
#define HCI_UART_RESET_ON_INIT 1
@@ -123,3 +124,7 @@ int h5_deinit(void);
#ifdef CONFIG_BT_HCIUART_INTEL
int intel_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
#endif
+
+#ifdef CONFIG_BT_HCIUART_BCM
+int bcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
+#endif