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-rw-r--r--drivers/bluetooth/Makefile2
-rw-r--r--drivers/bluetooth/ath3k.c4
-rw-r--r--drivers/bluetooth/bfusb.c31
-rw-r--r--drivers/bluetooth/bluecard_cs.c30
-rw-r--r--drivers/bluetooth/bpa10x.c11
-rw-r--r--drivers/bluetooth/bt3c_cs.c30
-rw-r--r--drivers/bluetooth/btmrvl_drv.h12
-rw-r--r--drivers/bluetooth/btmrvl_main.c295
-rw-r--r--drivers/bluetooth/btmrvl_sdio.c23
-rw-r--r--drivers/bluetooth/btmrvl_sdio.h2
-rw-r--r--drivers/bluetooth/btsdio.c6
-rw-r--r--drivers/bluetooth/btuart_cs.c30
-rw-r--r--drivers/bluetooth/btusb.c22
-rw-r--r--drivers/bluetooth/btwilink.c9
-rw-r--r--drivers/bluetooth/dtl1_cs.c30
-rw-r--r--drivers/bluetooth/hci_bcsp.c5
-rw-r--r--drivers/bluetooth/hci_h4.c24
-rw-r--r--drivers/bluetooth/hci_h5.c2
-rw-r--r--drivers/bluetooth/hci_ldisc.c12
-rw-r--r--drivers/bluetooth/hci_ll.c14
-rw-r--r--drivers/bluetooth/hci_vhci.c179
21 files changed, 396 insertions, 377 deletions
diff --git a/drivers/bluetooth/Makefile b/drivers/bluetooth/Makefile
index 4afae20df512..9fe8a875a827 100644
--- a/drivers/bluetooth/Makefile
+++ b/drivers/bluetooth/Makefile
@@ -30,3 +30,5 @@ 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-objs := $(hci_uart-y)
+
+ccflags-y += -D__CHECK_ENDIAN__
diff --git a/drivers/bluetooth/ath3k.c b/drivers/bluetooth/ath3k.c
index 0a327f4154a2..6bfc1bb318f6 100644
--- a/drivers/bluetooth/ath3k.c
+++ b/drivers/bluetooth/ath3k.c
@@ -57,7 +57,7 @@ struct ath3k_version {
unsigned char reserved[0x07];
};
-static struct usb_device_id ath3k_table[] = {
+static const struct usb_device_id ath3k_table[] = {
/* Atheros AR3011 */
{ USB_DEVICE(0x0CF3, 0x3000) },
@@ -112,7 +112,7 @@ MODULE_DEVICE_TABLE(usb, ath3k_table);
#define BTUSB_ATH3012 0x80
/* This table is to load patch and sysconfig files
* for AR3012 */
-static struct usb_device_id ath3k_blist_tbl[] = {
+static const struct usb_device_id ath3k_blist_tbl[] = {
/* Atheros AR3012 with sflash firmware*/
{ USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 },
diff --git a/drivers/bluetooth/bfusb.c b/drivers/bluetooth/bfusb.c
index 995aee9cba22..31386998c9a7 100644
--- a/drivers/bluetooth/bfusb.c
+++ b/drivers/bluetooth/bfusb.c
@@ -42,7 +42,7 @@
static struct usb_driver bfusb_driver;
-static struct usb_device_id bfusb_table[] = {
+static const struct usb_device_id bfusb_table[] = {
/* AVM BlueFRITZ! USB */
{ USB_DEVICE(0x057c, 0x2200) },
@@ -318,7 +318,6 @@ static inline int bfusb_recv_block(struct bfusb_data *data, int hdr, unsigned ch
return -ENOMEM;
}
- skb->dev = (void *) data->hdev;
bt_cb(skb)->pkt_type = pkt_type;
data->reassembly = skb;
@@ -333,7 +332,7 @@ static inline int bfusb_recv_block(struct bfusb_data *data, int hdr, unsigned ch
memcpy(skb_put(data->reassembly, len), buf, len);
if (hdr & 0x08) {
- hci_recv_frame(data->reassembly);
+ hci_recv_frame(data->hdev, data->reassembly);
data->reassembly = NULL;
}
@@ -465,26 +464,18 @@ static int bfusb_close(struct hci_dev *hdev)
return 0;
}
-static int bfusb_send_frame(struct sk_buff *skb)
+static int bfusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
- struct bfusb_data *data;
+ struct bfusb_data *data = hci_get_drvdata(hdev);
struct sk_buff *nskb;
unsigned char buf[3];
int sent = 0, size, count;
BT_DBG("hdev %p skb %p type %d len %d", hdev, skb, bt_cb(skb)->pkt_type, skb->len);
- if (!hdev) {
- BT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return -ENODEV;
- }
-
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
- data = hci_get_drvdata(hdev);
-
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
hdev->stat.cmd_tx++;
@@ -544,11 +535,6 @@ static int bfusb_send_frame(struct sk_buff *skb)
return 0;
}
-static int bfusb_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
-{
- return -ENOIOCTLCMD;
-}
-
static int bfusb_load_firmware(struct bfusb_data *data,
const unsigned char *firmware, int count)
{
@@ -699,11 +685,10 @@ static int bfusb_probe(struct usb_interface *intf, const struct usb_device_id *i
hci_set_drvdata(hdev, data);
SET_HCIDEV_DEV(hdev, &intf->dev);
- hdev->open = bfusb_open;
- hdev->close = bfusb_close;
- hdev->flush = bfusb_flush;
- hdev->send = bfusb_send_frame;
- hdev->ioctl = bfusb_ioctl;
+ hdev->open = bfusb_open;
+ hdev->close = bfusb_close;
+ hdev->flush = bfusb_flush;
+ hdev->send = bfusb_send_frame;
if (hci_register_dev(hdev) < 0) {
BT_ERR("Can't register HCI device");
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c
index 6c3e3d43c718..57427de864a6 100644
--- a/drivers/bluetooth/bluecard_cs.c
+++ b/drivers/bluetooth/bluecard_cs.c
@@ -399,7 +399,6 @@ static void bluecard_receive(bluecard_info_t *info, unsigned int offset)
if (info->rx_state == RECV_WAIT_PACKET_TYPE) {
- info->rx_skb->dev = (void *) info->hdev;
bt_cb(info->rx_skb)->pkt_type = buf[i];
switch (bt_cb(info->rx_skb)->pkt_type) {
@@ -477,7 +476,7 @@ static void bluecard_receive(bluecard_info_t *info, unsigned int offset)
break;
case RECV_WAIT_DATA:
- hci_recv_frame(info->rx_skb);
+ hci_recv_frame(info->hdev, info->rx_skb);
info->rx_skb = NULL;
break;
@@ -659,17 +658,9 @@ static int bluecard_hci_close(struct hci_dev *hdev)
}
-static int bluecard_hci_send_frame(struct sk_buff *skb)
+static int bluecard_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- bluecard_info_t *info;
- struct hci_dev *hdev = (struct hci_dev *)(skb->dev);
-
- if (!hdev) {
- BT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return -ENODEV;
- }
-
- info = hci_get_drvdata(hdev);
+ bluecard_info_t *info = hci_get_drvdata(hdev);
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
@@ -693,12 +684,6 @@ static int bluecard_hci_send_frame(struct sk_buff *skb)
}
-static int bluecard_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
-{
- return -ENOIOCTLCMD;
-}
-
-
/* ======================== Card services HCI interaction ======================== */
@@ -734,11 +719,10 @@ static int bluecard_open(bluecard_info_t *info)
hci_set_drvdata(hdev, info);
SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
- hdev->open = bluecard_hci_open;
- hdev->close = bluecard_hci_close;
- hdev->flush = bluecard_hci_flush;
- hdev->send = bluecard_hci_send_frame;
- hdev->ioctl = bluecard_hci_ioctl;
+ hdev->open = bluecard_hci_open;
+ hdev->close = bluecard_hci_close;
+ hdev->flush = bluecard_hci_flush;
+ hdev->send = bluecard_hci_send_frame;
id = inb(iobase + 0x30);
diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c
index 2fe4a8031348..8a319913c9a9 100644
--- a/drivers/bluetooth/bpa10x.c
+++ b/drivers/bluetooth/bpa10x.c
@@ -37,7 +37,7 @@
#define VERSION "0.10"
-static struct usb_device_id bpa10x_table[] = {
+static const struct usb_device_id bpa10x_table[] = {
/* Tektronix BPA 100/105 (Digianswer) */
{ USB_DEVICE(0x08fd, 0x0002) },
@@ -129,8 +129,6 @@ static int bpa10x_recv(struct hci_dev *hdev, int queue, void *buf, int count)
return -ENOMEM;
}
- skb->dev = (void *) hdev;
-
data->rx_skb[queue] = skb;
scb = (void *) skb->cb;
@@ -155,7 +153,7 @@ static int bpa10x_recv(struct hci_dev *hdev, int queue, void *buf, int count)
data->rx_skb[queue] = NULL;
bt_cb(skb)->pkt_type = scb->type;
- hci_recv_frame(skb);
+ hci_recv_frame(hdev, skb);
}
count -= len; buf += len;
@@ -352,9 +350,8 @@ static int bpa10x_flush(struct hci_dev *hdev)
return 0;
}
-static int bpa10x_send_frame(struct sk_buff *skb)
+static int bpa10x_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
struct bpa10x_data *data = hci_get_drvdata(hdev);
struct usb_ctrlrequest *dr;
struct urb *urb;
@@ -366,6 +363,8 @@ static int bpa10x_send_frame(struct sk_buff *skb)
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
+ skb->dev = (void *) hdev;
+
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb)
return -ENOMEM;
diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c
index a1aaa3ba2a4b..73d87994d028 100644
--- a/drivers/bluetooth/bt3c_cs.c
+++ b/drivers/bluetooth/bt3c_cs.c
@@ -247,7 +247,6 @@ static void bt3c_receive(bt3c_info_t *info)
if (info->rx_state == RECV_WAIT_PACKET_TYPE) {
- info->rx_skb->dev = (void *) info->hdev;
bt_cb(info->rx_skb)->pkt_type = inb(iobase + DATA_L);
inb(iobase + DATA_H);
//printk("bt3c: PACKET_TYPE=%02x\n", bt_cb(info->rx_skb)->pkt_type);
@@ -318,7 +317,7 @@ static void bt3c_receive(bt3c_info_t *info)
break;
case RECV_WAIT_DATA:
- hci_recv_frame(info->rx_skb);
+ hci_recv_frame(info->hdev, info->rx_skb);
info->rx_skb = NULL;
break;
@@ -416,19 +415,11 @@ static int bt3c_hci_close(struct hci_dev *hdev)
}
-static int bt3c_hci_send_frame(struct sk_buff *skb)
+static int bt3c_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- bt3c_info_t *info;
- struct hci_dev *hdev = (struct hci_dev *)(skb->dev);
+ bt3c_info_t *info = hci_get_drvdata(hdev);
unsigned long flags;
- if (!hdev) {
- BT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return -ENODEV;
- }
-
- info = hci_get_drvdata(hdev);
-
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
hdev->stat.cmd_tx++;
@@ -455,12 +446,6 @@ static int bt3c_hci_send_frame(struct sk_buff *skb)
}
-static int bt3c_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
-{
- return -ENOIOCTLCMD;
-}
-
-
/* ======================== Card services HCI interaction ======================== */
@@ -577,11 +562,10 @@ static int bt3c_open(bt3c_info_t *info)
hci_set_drvdata(hdev, info);
SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
- hdev->open = bt3c_hci_open;
- hdev->close = bt3c_hci_close;
- hdev->flush = bt3c_hci_flush;
- hdev->send = bt3c_hci_send_frame;
- hdev->ioctl = bt3c_hci_ioctl;
+ hdev->open = bt3c_hci_open;
+ hdev->close = bt3c_hci_close;
+ hdev->flush = bt3c_hci_flush;
+ hdev->send = bt3c_hci_send_frame;
/* Load firmware */
err = request_firmware(&firmware, "BT3CPCC.bin", &info->p_dev->dev);
diff --git a/drivers/bluetooth/btmrvl_drv.h b/drivers/bluetooth/btmrvl_drv.h
index 27068d149380..f9d183387f45 100644
--- a/drivers/bluetooth/btmrvl_drv.h
+++ b/drivers/bluetooth/btmrvl_drv.h
@@ -23,6 +23,8 @@
#include <linux/bitops.h>
#include <linux/slab.h>
#include <net/bluetooth/bluetooth.h>
+#include <linux/ctype.h>
+#include <linux/firmware.h>
#define BTM_HEADER_LEN 4
#define BTM_UPLD_SIZE 2312
@@ -41,6 +43,8 @@ struct btmrvl_thread {
struct btmrvl_device {
void *card;
struct hci_dev *hcidev;
+ struct device *dev;
+ const char *cal_data;
u8 dev_type;
@@ -91,6 +95,7 @@ struct btmrvl_private {
#define BT_CMD_HOST_SLEEP_CONFIG 0x59
#define BT_CMD_HOST_SLEEP_ENABLE 0x5A
#define BT_CMD_MODULE_CFG_REQ 0x5B
+#define BT_CMD_LOAD_CONFIG_DATA 0x61
/* Sub-commands: Module Bringup/Shutdown Request/Response */
#define MODULE_BRINGUP_REQ 0xF1
@@ -116,11 +121,8 @@ struct btmrvl_private {
#define PS_SLEEP 0x01
#define PS_AWAKE 0x00
-struct btmrvl_cmd {
- __le16 ocf_ogf;
- u8 length;
- u8 data[4];
-} __packed;
+#define BT_CMD_DATA_SIZE 32
+#define BT_CAL_DATA_SIZE 28
struct btmrvl_event {
u8 ec; /* event counter */
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c
index 9a9f51875df5..5cf31c4fe6d1 100644
--- a/drivers/bluetooth/btmrvl_main.c
+++ b/drivers/bluetooth/btmrvl_main.c
@@ -57,8 +57,7 @@ bool btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb)
ocf = hci_opcode_ocf(opcode);
ogf = hci_opcode_ogf(opcode);
- if (ocf == BT_CMD_MODULE_CFG_REQ &&
- priv->btmrvl_dev.sendcmdflag) {
+ if (priv->btmrvl_dev.sendcmdflag) {
priv->btmrvl_dev.sendcmdflag = false;
priv->adapter->cmd_complete = true;
wake_up_interruptible(&priv->adapter->cmd_wait_q);
@@ -116,7 +115,6 @@ int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb)
adapter->hs_state = HS_ACTIVATED;
if (adapter->psmode)
adapter->ps_state = PS_SLEEP;
- wake_up_interruptible(&adapter->cmd_wait_q);
BT_DBG("HS ACTIVATED!");
} else {
BT_DBG("HS Enable failed");
@@ -168,45 +166,50 @@ exit:
}
EXPORT_SYMBOL_GPL(btmrvl_process_event);
-int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd)
+static int btmrvl_send_sync_cmd(struct btmrvl_private *priv, u16 cmd_no,
+ const void *param, u8 len)
{
struct sk_buff *skb;
- struct btmrvl_cmd *cmd;
- int ret = 0;
+ struct hci_command_hdr *hdr;
- skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
+ skb = bt_skb_alloc(HCI_COMMAND_HDR_SIZE + len, GFP_ATOMIC);
if (skb == NULL) {
BT_ERR("No free skb");
return -ENOMEM;
}
- cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd));
- cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF, BT_CMD_MODULE_CFG_REQ));
- cmd->length = 1;
- cmd->data[0] = subcmd;
+ hdr = (struct hci_command_hdr *)skb_put(skb, HCI_COMMAND_HDR_SIZE);
+ hdr->opcode = cpu_to_le16(hci_opcode_pack(OGF, cmd_no));
+ hdr->plen = len;
+
+ if (len)
+ memcpy(skb_put(skb, len), param, len);
bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
- skb->dev = (void *) priv->btmrvl_dev.hcidev;
skb_queue_head(&priv->adapter->tx_queue, skb);
priv->btmrvl_dev.sendcmdflag = true;
priv->adapter->cmd_complete = false;
- BT_DBG("Queue module cfg Command");
-
wake_up_interruptible(&priv->main_thread.wait_q);
if (!wait_event_interruptible_timeout(priv->adapter->cmd_wait_q,
priv->adapter->cmd_complete,
- msecs_to_jiffies(WAIT_UNTIL_CMD_RESP))) {
- ret = -ETIMEDOUT;
- BT_ERR("module_cfg_cmd(%x): timeout: %d",
- subcmd, priv->btmrvl_dev.sendcmdflag);
- }
+ msecs_to_jiffies(WAIT_UNTIL_CMD_RESP)))
+ return -ETIMEDOUT;
+
+ return 0;
+}
- BT_DBG("module cfg Command done");
+int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd)
+{
+ int ret;
+
+ ret = btmrvl_send_sync_cmd(priv, BT_CMD_MODULE_CFG_REQ, &subcmd, 1);
+ if (ret)
+ BT_ERR("module_cfg_cmd(%x) failed\n", subcmd);
return ret;
}
@@ -214,61 +217,36 @@ EXPORT_SYMBOL_GPL(btmrvl_send_module_cfg_cmd);
int btmrvl_send_hscfg_cmd(struct btmrvl_private *priv)
{
- struct sk_buff *skb;
- struct btmrvl_cmd *cmd;
-
- skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
- if (!skb) {
- BT_ERR("No free skb");
- return -ENOMEM;
- }
-
- cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd));
- cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF,
- BT_CMD_HOST_SLEEP_CONFIG));
- cmd->length = 2;
- cmd->data[0] = (priv->btmrvl_dev.gpio_gap & 0xff00) >> 8;
- cmd->data[1] = (u8) (priv->btmrvl_dev.gpio_gap & 0x00ff);
+ int ret;
+ u8 param[2];
- bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
+ param[0] = (priv->btmrvl_dev.gpio_gap & 0xff00) >> 8;
+ param[1] = (u8) (priv->btmrvl_dev.gpio_gap & 0x00ff);
- skb->dev = (void *) priv->btmrvl_dev.hcidev;
- skb_queue_head(&priv->adapter->tx_queue, skb);
+ BT_DBG("Sending HSCFG Command, gpio=0x%x, gap=0x%x",
+ param[0], param[1]);
- BT_DBG("Queue HSCFG Command, gpio=0x%x, gap=0x%x", cmd->data[0],
- cmd->data[1]);
+ ret = btmrvl_send_sync_cmd(priv, BT_CMD_HOST_SLEEP_CONFIG, param, 2);
+ if (ret)
+ BT_ERR("HSCFG command failed\n");
- return 0;
+ return ret;
}
EXPORT_SYMBOL_GPL(btmrvl_send_hscfg_cmd);
int btmrvl_enable_ps(struct btmrvl_private *priv)
{
- struct sk_buff *skb;
- struct btmrvl_cmd *cmd;
-
- skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
- if (skb == NULL) {
- BT_ERR("No free skb");
- return -ENOMEM;
- }
-
- cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd));
- cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF,
- BT_CMD_AUTO_SLEEP_MODE));
- cmd->length = 1;
+ int ret;
+ u8 param;
if (priv->btmrvl_dev.psmode)
- cmd->data[0] = BT_PS_ENABLE;
+ param = BT_PS_ENABLE;
else
- cmd->data[0] = BT_PS_DISABLE;
+ param = BT_PS_DISABLE;
- bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
-
- skb->dev = (void *) priv->btmrvl_dev.hcidev;
- skb_queue_head(&priv->adapter->tx_queue, skb);
-
- BT_DBG("Queue PSMODE Command:%d", cmd->data[0]);
+ ret = btmrvl_send_sync_cmd(priv, BT_CMD_AUTO_SLEEP_MODE, &param, 1);
+ if (ret)
+ BT_ERR("PSMODE command failed\n");
return 0;
}
@@ -276,37 +254,11 @@ EXPORT_SYMBOL_GPL(btmrvl_enable_ps);
int btmrvl_enable_hs(struct btmrvl_private *priv)
{
- struct sk_buff *skb;
- struct btmrvl_cmd *cmd;
- int ret = 0;
-
- skb = bt_skb_alloc(sizeof(*cmd), GFP_ATOMIC);
- if (skb == NULL) {
- BT_ERR("No free skb");
- return -ENOMEM;
- }
-
- cmd = (struct btmrvl_cmd *) skb_put(skb, sizeof(*cmd));
- cmd->ocf_ogf = cpu_to_le16(hci_opcode_pack(OGF, BT_CMD_HOST_SLEEP_ENABLE));
- cmd->length = 0;
-
- bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
-
- skb->dev = (void *) priv->btmrvl_dev.hcidev;
- skb_queue_head(&priv->adapter->tx_queue, skb);
-
- BT_DBG("Queue hs enable Command");
-
- wake_up_interruptible(&priv->main_thread.wait_q);
+ int ret;
- if (!wait_event_interruptible_timeout(priv->adapter->cmd_wait_q,
- priv->adapter->hs_state,
- msecs_to_jiffies(WAIT_UNTIL_HS_STATE_CHANGED))) {
- ret = -ETIMEDOUT;
- BT_ERR("timeout: %d, %d,%d", priv->adapter->hs_state,
- priv->adapter->ps_state,
- priv->adapter->wakeup_tries);
- }
+ ret = btmrvl_send_sync_cmd(priv, BT_CMD_HOST_SLEEP_ENABLE, NULL, 0);
+ if (ret)
+ BT_ERR("Host sleep enable command failed\n");
return ret;
}
@@ -403,26 +355,12 @@ static void btmrvl_free_adapter(struct btmrvl_private *priv)
priv->adapter = NULL;
}
-static int btmrvl_ioctl(struct hci_dev *hdev,
- unsigned int cmd, unsigned long arg)
+static int btmrvl_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- return -ENOIOCTLCMD;
-}
-
-static int btmrvl_send_frame(struct sk_buff *skb)
-{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
- struct btmrvl_private *priv = NULL;
+ struct btmrvl_private *priv = hci_get_drvdata(hdev);
BT_DBG("type=%d, len=%d", skb->pkt_type, skb->len);
- if (!hdev) {
- BT_ERR("Frame for unknown HCI device");
- return -ENODEV;
- }
-
- priv = hci_get_drvdata(hdev);
-
if (!test_bit(HCI_RUNNING, &hdev->flags)) {
BT_ERR("Failed testing HCI_RUNING, flags=%lx", hdev->flags);
print_hex_dump_bytes("data: ", DUMP_PREFIX_OFFSET,
@@ -480,6 +418,137 @@ static int btmrvl_open(struct hci_dev *hdev)
}
/*
+ * This function parses provided calibration data input. It should contain
+ * hex bytes separated by space or new line character. Here is an example.
+ * 00 1C 01 37 FF FF FF FF 02 04 7F 01
+ * CE BA 00 00 00 2D C6 C0 00 00 00 00
+ * 00 F0 00 00
+ */
+static int btmrvl_parse_cal_cfg(const u8 *src, u32 len, u8 *dst, u32 dst_size)
+{
+ const u8 *s = src;
+ u8 *d = dst;
+ int ret;
+ u8 tmp[3];
+
+ tmp[2] = '\0';
+ while ((s - src) <= len - 2) {
+ if (isspace(*s)) {
+ s++;
+ continue;
+ }
+
+ if (isxdigit(*s)) {
+ if ((d - dst) >= dst_size) {
+ BT_ERR("calibration data file too big!!!");
+ return -EINVAL;
+ }
+
+ memcpy(tmp, s, 2);
+
+ ret = kstrtou8(tmp, 16, d++);
+ if (ret < 0)
+ return ret;
+
+ s += 2;
+ } else {
+ return -EINVAL;
+ }
+ }
+ if (d == dst)
+ return -EINVAL;
+
+ return 0;
+}
+
+static int btmrvl_load_cal_data(struct btmrvl_private *priv,
+ u8 *config_data)
+{
+ int i, ret;
+ u8 data[BT_CMD_DATA_SIZE];
+
+ data[0] = 0x00;
+ data[1] = 0x00;
+ data[2] = 0x00;
+ data[3] = BT_CMD_DATA_SIZE - 4;
+
+ /* Swap cal-data bytes. Each four bytes are swapped. Considering 4
+ * byte SDIO header offset, mapping of input and output bytes will be
+ * {3, 2, 1, 0} -> {0+4, 1+4, 2+4, 3+4},
+ * {7, 6, 5, 4} -> {4+4, 5+4, 6+4, 7+4} */
+ for (i = 4; i < BT_CMD_DATA_SIZE; i++)
+ data[i] = config_data[(i / 4) * 8 - 1 - i];
+
+ print_hex_dump_bytes("Calibration data: ",
+ DUMP_PREFIX_OFFSET, data, BT_CMD_DATA_SIZE);
+
+ ret = btmrvl_send_sync_cmd(priv, BT_CMD_LOAD_CONFIG_DATA, data,
+ BT_CMD_DATA_SIZE);
+ if (ret)
+ BT_ERR("Failed to download caibration data\n");
+
+ return 0;
+}
+
+static int
+btmrvl_process_cal_cfg(struct btmrvl_private *priv, u8 *data, u32 size)
+{
+ u8 cal_data[BT_CAL_DATA_SIZE];
+ int ret;
+
+ ret = btmrvl_parse_cal_cfg(data, size, cal_data, sizeof(cal_data));
+ if (ret)
+ return ret;
+
+ ret = btmrvl_load_cal_data(priv, cal_data);
+ if (ret) {
+ BT_ERR("Fail to load calibrate data");
+ return ret;
+ }
+
+ return 0;
+}
+
+static int btmrvl_cal_data_config(struct btmrvl_private *priv)
+{
+ const struct firmware *cfg;
+ int ret;
+ const char *cal_data = priv->btmrvl_dev.cal_data;
+
+ if (!cal_data)
+ return 0;
+
+ ret = request_firmware(&cfg, cal_data, priv->btmrvl_dev.dev);
+ if (ret < 0) {
+ BT_DBG("Failed to get %s file, skipping cal data download",
+ cal_data);
+ return 0;
+ }
+
+ ret = btmrvl_process_cal_cfg(priv, (u8 *)cfg->data, cfg->size);
+ release_firmware(cfg);
+ return ret;
+}
+
+static int btmrvl_setup(struct hci_dev *hdev)
+{
+ struct btmrvl_private *priv = hci_get_drvdata(hdev);
+
+ btmrvl_send_module_cfg_cmd(priv, MODULE_BRINGUP_REQ);
+
+ if (btmrvl_cal_data_config(priv))
+ BT_ERR("Set cal data failed");
+
+ priv->btmrvl_dev.psmode = 1;
+ btmrvl_enable_ps(priv);
+
+ priv->btmrvl_dev.gpio_gap = 0xffff;
+ btmrvl_send_hscfg_cmd(priv);
+
+ return 0;
+}
+
+/*
* This function handles the event generated by firmware, rx data
* received from firmware, and tx data sent from kernel.
*/
@@ -566,14 +635,12 @@ int btmrvl_register_hdev(struct btmrvl_private *priv)
priv->btmrvl_dev.hcidev = hdev;
hci_set_drvdata(hdev, priv);
- hdev->bus = HCI_SDIO;
- hdev->open = btmrvl_open;
+ hdev->bus = HCI_SDIO;
+ hdev->open = btmrvl_open;
hdev->close = btmrvl_close;
hdev->flush = btmrvl_flush;
- hdev->send = btmrvl_send_frame;
- hdev->ioctl = btmrvl_ioctl;
-
- btmrvl_send_module_cfg_cmd(priv, MODULE_BRINGUP_REQ);
+ hdev->send = btmrvl_send_frame;
+ hdev->setup = btmrvl_setup;
hdev->dev_type = priv->btmrvl_dev.dev_type;
diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c
index 00da6df9f71e..fabcf5bb48af 100644
--- a/drivers/bluetooth/btmrvl_sdio.c
+++ b/drivers/bluetooth/btmrvl_sdio.c
@@ -18,7 +18,6 @@
* this warranty disclaimer.
**/
-#include <linux/firmware.h>
#include <linux/slab.h>
#include <linux/mmc/sdio_ids.h>
@@ -102,6 +101,7 @@ static const struct btmrvl_sdio_card_reg btmrvl_reg_88xx = {
static const struct btmrvl_sdio_device btmrvl_sdio_sd8688 = {
.helper = "mrvl/sd8688_helper.bin",
.firmware = "mrvl/sd8688.bin",
+ .cal_data = NULL,
.reg = &btmrvl_reg_8688,
.sd_blksz_fw_dl = 64,
};
@@ -109,6 +109,7 @@ static const struct btmrvl_sdio_device btmrvl_sdio_sd8688 = {
static const struct btmrvl_sdio_device btmrvl_sdio_sd8787 = {
.helper = NULL,
.firmware = "mrvl/sd8787_uapsta.bin",
+ .cal_data = NULL,
.reg = &btmrvl_reg_87xx,
.sd_blksz_fw_dl = 256,
};
@@ -116,6 +117,7 @@ static const struct btmrvl_sdio_device btmrvl_sdio_sd8787 = {
static const struct btmrvl_sdio_device btmrvl_sdio_sd8797 = {
.helper = NULL,
.firmware = "mrvl/sd8797_uapsta.bin",
+ .cal_data = "mrvl/sd8797_caldata.conf",
.reg = &btmrvl_reg_87xx,
.sd_blksz_fw_dl = 256,
};
@@ -123,6 +125,7 @@ static const struct btmrvl_sdio_device btmrvl_sdio_sd8797 = {
static const struct btmrvl_sdio_device btmrvl_sdio_sd8897 = {
.helper = NULL,
.firmware = "mrvl/sd8897_uapsta.bin",
+ .cal_data = NULL,
.reg = &btmrvl_reg_88xx,
.sd_blksz_fw_dl = 256,
};
@@ -597,15 +600,14 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv)
case HCI_SCODATA_PKT:
case HCI_EVENT_PKT:
bt_cb(skb)->pkt_type = type;
- skb->dev = (void *)hdev;
skb_put(skb, buf_len);
skb_pull(skb, SDIO_HEADER_LEN);
if (type == HCI_EVENT_PKT) {
if (btmrvl_check_evtpkt(priv, skb))
- hci_recv_frame(skb);
+ hci_recv_frame(hdev, skb);
} else {
- hci_recv_frame(skb);
+ hci_recv_frame(hdev, skb);
}
hdev->stat.byte_rx += buf_len;
@@ -613,12 +615,11 @@ static int btmrvl_sdio_card_to_host(struct btmrvl_private *priv)
case MRVL_VENDOR_PKT:
bt_cb(skb)->pkt_type = HCI_VENDOR_PKT;
- skb->dev = (void *)hdev;
skb_put(skb, buf_len);
skb_pull(skb, SDIO_HEADER_LEN);
if (btmrvl_process_event(priv, skb))
- hci_recv_frame(skb);
+ hci_recv_frame(hdev, skb);
hdev->stat.byte_rx += buf_len;
break;
@@ -1006,6 +1007,7 @@ static int btmrvl_sdio_probe(struct sdio_func *func,
struct btmrvl_sdio_device *data = (void *) id->driver_data;
card->helper = data->helper;
card->firmware = data->firmware;
+ card->cal_data = data->cal_data;
card->reg = data->reg;
card->sd_blksz_fw_dl = data->sd_blksz_fw_dl;
}
@@ -1034,6 +1036,8 @@ static int btmrvl_sdio_probe(struct sdio_func *func,
}
card->priv = priv;
+ priv->btmrvl_dev.dev = &card->func->dev;
+ priv->btmrvl_dev.cal_data = card->cal_data;
/* Initialize the interface specific function pointers */
priv->hw_host_to_card = btmrvl_sdio_host_to_card;
@@ -1046,12 +1050,6 @@ static int btmrvl_sdio_probe(struct sdio_func *func,
goto disable_host_int;
}
- priv->btmrvl_dev.psmode = 1;
- btmrvl_enable_ps(priv);
-
- priv->btmrvl_dev.gpio_gap = 0xffff;
- btmrvl_send_hscfg_cmd(priv);
-
return 0;
disable_host_int:
@@ -1222,4 +1220,5 @@ MODULE_FIRMWARE("mrvl/sd8688_helper.bin");
MODULE_FIRMWARE("mrvl/sd8688.bin");
MODULE_FIRMWARE("mrvl/sd8787_uapsta.bin");
MODULE_FIRMWARE("mrvl/sd8797_uapsta.bin");
+MODULE_FIRMWARE("mrvl/sd8797_caldata.conf");
MODULE_FIRMWARE("mrvl/sd8897_uapsta.bin");
diff --git a/drivers/bluetooth/btmrvl_sdio.h b/drivers/bluetooth/btmrvl_sdio.h
index 43d35a609ca9..6872d9ecac07 100644
--- a/drivers/bluetooth/btmrvl_sdio.h
+++ b/drivers/bluetooth/btmrvl_sdio.h
@@ -85,6 +85,7 @@ struct btmrvl_sdio_card {
u32 ioport;
const char *helper;
const char *firmware;
+ const char *cal_data;
const struct btmrvl_sdio_card_reg *reg;
u16 sd_blksz_fw_dl;
u8 rx_unit;
@@ -94,6 +95,7 @@ struct btmrvl_sdio_card {
struct btmrvl_sdio_device {
const char *helper;
const char *firmware;
+ const char *cal_data;
const struct btmrvl_sdio_card_reg *reg;
u16 sd_blksz_fw_dl;
};
diff --git a/drivers/bluetooth/btsdio.c b/drivers/bluetooth/btsdio.c
index 4a9909713874..b61440aaee65 100644
--- a/drivers/bluetooth/btsdio.c
+++ b/drivers/bluetooth/btsdio.c
@@ -157,10 +157,9 @@ static int btsdio_rx_packet(struct btsdio_data *data)
data->hdev->stat.byte_rx += len;
- skb->dev = (void *) data->hdev;
bt_cb(skb)->pkt_type = hdr[3];
- err = hci_recv_frame(skb);
+ err = hci_recv_frame(data->hdev, skb);
if (err < 0)
return err;
@@ -255,9 +254,8 @@ static int btsdio_flush(struct hci_dev *hdev)
return 0;
}
-static int btsdio_send_frame(struct sk_buff *skb)
+static int btsdio_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
struct btsdio_data *data = hci_get_drvdata(hdev);
BT_DBG("%s", hdev->name);
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index beb262f2dc4d..a03ecc22a561 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -198,7 +198,6 @@ static void btuart_receive(btuart_info_t *info)
if (info->rx_state == RECV_WAIT_PACKET_TYPE) {
- info->rx_skb->dev = (void *) info->hdev;
bt_cb(info->rx_skb)->pkt_type = inb(iobase + UART_RX);
switch (bt_cb(info->rx_skb)->pkt_type) {
@@ -265,7 +264,7 @@ static void btuart_receive(btuart_info_t *info)
break;
case RECV_WAIT_DATA:
- hci_recv_frame(info->rx_skb);
+ hci_recv_frame(info->hdev, info->rx_skb);
info->rx_skb = NULL;
break;
@@ -424,17 +423,9 @@ static int btuart_hci_close(struct hci_dev *hdev)
}
-static int btuart_hci_send_frame(struct sk_buff *skb)
+static int btuart_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- btuart_info_t *info;
- struct hci_dev *hdev = (struct hci_dev *)(skb->dev);
-
- if (!hdev) {
- BT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return -ENODEV;
- }
-
- info = hci_get_drvdata(hdev);
+ btuart_info_t *info = hci_get_drvdata(hdev);
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
@@ -458,12 +449,6 @@ static int btuart_hci_send_frame(struct sk_buff *skb)
}
-static int btuart_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
-{
- return -ENOIOCTLCMD;
-}
-
-
/* ======================== Card services HCI interaction ======================== */
@@ -495,11 +480,10 @@ static int btuart_open(btuart_info_t *info)
hci_set_drvdata(hdev, info);
SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
- hdev->open = btuart_hci_open;
- hdev->close = btuart_hci_close;
- hdev->flush = btuart_hci_flush;
- hdev->send = btuart_hci_send_frame;
- hdev->ioctl = btuart_hci_ioctl;
+ hdev->open = btuart_hci_open;
+ hdev->close = btuart_hci_close;
+ hdev->flush = btuart_hci_flush;
+ hdev->send = btuart_hci_send_frame;
spin_lock_irqsave(&(info->lock), flags);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index f3dfc0a88fdc..c0ff34f2d2df 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -50,7 +50,7 @@ static struct usb_driver btusb_driver;
#define BTUSB_ATH3012 0x80
#define BTUSB_INTEL 0x100
-static struct usb_device_id btusb_table[] = {
+static const struct usb_device_id btusb_table[] = {
/* Generic Bluetooth USB device */
{ USB_DEVICE_INFO(0xe0, 0x01, 0x01) },
@@ -121,7 +121,7 @@ static struct usb_device_id btusb_table[] = {
MODULE_DEVICE_TABLE(usb, btusb_table);
-static struct usb_device_id blacklist_table[] = {
+static const struct usb_device_id blacklist_table[] = {
/* CSR BlueCore devices */
{ USB_DEVICE(0x0a12, 0x0001), .driver_info = BTUSB_CSR },
@@ -716,9 +716,8 @@ static int btusb_flush(struct hci_dev *hdev)
return 0;
}
-static int btusb_send_frame(struct sk_buff *skb)
+static int btusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev *hdev = (struct hci_dev *) skb->dev;
struct btusb_data *data = hci_get_drvdata(hdev);
struct usb_ctrlrequest *dr;
struct urb *urb;
@@ -730,6 +729,8 @@ static int btusb_send_frame(struct sk_buff *skb)
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
+ skb->dev = (void *) hdev;
+
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
urb = usb_alloc_urb(0, GFP_ATOMIC);
@@ -774,7 +775,7 @@ static int btusb_send_frame(struct sk_buff *skb)
break;
case HCI_SCODATA_PKT:
- if (!data->isoc_tx_ep || hdev->conn_hash.sco_num < 1)
+ if (!data->isoc_tx_ep || hci_conn_num(hdev, SCO_LINK) < 1)
return -ENODEV;
urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_ATOMIC);
@@ -833,8 +834,8 @@ static void btusb_notify(struct hci_dev *hdev, unsigned int evt)
BT_DBG("%s evt %d", hdev->name, evt);
- if (hdev->conn_hash.sco_num != data->sco_num) {
- data->sco_num = hdev->conn_hash.sco_num;
+ if (hci_conn_num(hdev, SCO_LINK) != data->sco_num) {
+ data->sco_num = hci_conn_num(hdev, SCO_LINK);
schedule_work(&data->work);
}
}
@@ -889,7 +890,7 @@ static void btusb_work(struct work_struct *work)
int new_alts;
int err;
- if (hdev->conn_hash.sco_num > 0) {
+ if (data->sco_num > 0) {
if (!test_bit(BTUSB_DID_ISO_RESUME, &data->flags)) {
err = usb_autopm_get_interface(data->isoc ? data->isoc : data->intf);
if (err < 0) {
@@ -903,9 +904,9 @@ static void btusb_work(struct work_struct *work)
if (hdev->voice_setting & 0x0020) {
static const int alts[3] = { 2, 4, 5 };
- new_alts = alts[hdev->conn_hash.sco_num - 1];
+ new_alts = alts[data->sco_num - 1];
} else {
- new_alts = hdev->conn_hash.sco_num;
+ new_alts = data->sco_num;
}
if (data->isoc_altsetting != new_alts) {
@@ -1628,7 +1629,6 @@ static struct usb_driver btusb_driver = {
#ifdef CONFIG_PM
.suspend = btusb_suspend,
.resume = btusb_resume,
- .reset_resume = btusb_resume,
#endif
.id_table = btusb_table,
.supports_autosuspend = 1,
diff --git a/drivers/bluetooth/btwilink.c b/drivers/bluetooth/btwilink.c
index 60abf596f60e..f038dba19e36 100644
--- a/drivers/bluetooth/btwilink.c
+++ b/drivers/bluetooth/btwilink.c
@@ -108,10 +108,8 @@ static long st_receive(void *priv_data, struct sk_buff *skb)
return -EFAULT;
}
- skb->dev = (void *) lhst->hdev;
-
/* Forward skb to HCI core layer */
- err = hci_recv_frame(skb);
+ err = hci_recv_frame(lhst->hdev, skb);
if (err < 0) {
BT_ERR("Unable to push skb to HCI core(%d)", err);
return err;
@@ -253,14 +251,11 @@ static int ti_st_close(struct hci_dev *hdev)
return err;
}
-static int ti_st_send_frame(struct sk_buff *skb)
+static int ti_st_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev *hdev;
struct ti_st *hst;
long len;
- hdev = (struct hci_dev *)skb->dev;
-
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c
index 33f3a6950c0e..52eed1f3565d 100644
--- a/drivers/bluetooth/dtl1_cs.c
+++ b/drivers/bluetooth/dtl1_cs.c
@@ -256,9 +256,8 @@ static void dtl1_receive(dtl1_info_t *info)
case 0x83:
case 0x84:
/* send frame to the HCI layer */
- info->rx_skb->dev = (void *) info->hdev;
bt_cb(info->rx_skb)->pkt_type &= 0x0f;
- hci_recv_frame(info->rx_skb);
+ hci_recv_frame(info->hdev, info->rx_skb);
break;
default:
/* unknown packet */
@@ -383,20 +382,12 @@ static int dtl1_hci_close(struct hci_dev *hdev)
}
-static int dtl1_hci_send_frame(struct sk_buff *skb)
+static int dtl1_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- dtl1_info_t *info;
- struct hci_dev *hdev = (struct hci_dev *)(skb->dev);
+ dtl1_info_t *info = hci_get_drvdata(hdev);
struct sk_buff *s;
nsh_t nsh;
- if (!hdev) {
- BT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return -ENODEV;
- }
-
- info = hci_get_drvdata(hdev);
-
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
hdev->stat.cmd_tx++;
@@ -438,12 +429,6 @@ static int dtl1_hci_send_frame(struct sk_buff *skb)
}
-static int dtl1_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
-{
- return -ENOIOCTLCMD;
-}
-
-
/* ======================== Card services HCI interaction ======================== */
@@ -477,11 +462,10 @@ static int dtl1_open(dtl1_info_t *info)
hci_set_drvdata(hdev, info);
SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
- hdev->open = dtl1_hci_open;
- hdev->close = dtl1_hci_close;
- hdev->flush = dtl1_hci_flush;
- hdev->send = dtl1_hci_send_frame;
- hdev->ioctl = dtl1_hci_ioctl;
+ hdev->open = dtl1_hci_open;
+ hdev->close = dtl1_hci_close;
+ hdev->flush = dtl1_hci_flush;
+ hdev->send = dtl1_hci_send_frame;
spin_lock_irqsave(&(info->lock), flags);
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c
index 57e502e06080..0bc87f7abd95 100644
--- a/drivers/bluetooth/hci_bcsp.c
+++ b/drivers/bluetooth/hci_bcsp.c
@@ -522,7 +522,7 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu)
memcpy(skb_push(bcsp->rx_skb, HCI_EVENT_HDR_SIZE), &hdr, HCI_EVENT_HDR_SIZE);
bt_cb(bcsp->rx_skb)->pkt_type = HCI_EVENT_PKT;
- hci_recv_frame(bcsp->rx_skb);
+ hci_recv_frame(hu->hdev, bcsp->rx_skb);
} else {
BT_ERR ("Packet for unknown channel (%u %s)",
bcsp->rx_skb->data[1] & 0x0f,
@@ -536,7 +536,7 @@ static void bcsp_complete_rx_pkt(struct hci_uart *hu)
/* Pull out BCSP hdr */
skb_pull(bcsp->rx_skb, 4);
- hci_recv_frame(bcsp->rx_skb);
+ hci_recv_frame(hu->hdev, bcsp->rx_skb);
}
bcsp->rx_state = BCSP_W4_PKT_DELIMITER;
@@ -655,7 +655,6 @@ static int bcsp_recv(struct hci_uart *hu, void *data, int count)
bcsp->rx_count = 0;
return 0;
}
- bcsp->rx_skb->dev = (void *) hu->hdev;
break;
}
break;
diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c
index 8ae9f1ea2bb5..7048a583fe51 100644
--- a/drivers/bluetooth/hci_h4.c
+++ b/drivers/bluetooth/hci_h4.c
@@ -124,30 +124,6 @@ static int h4_enqueue(struct hci_uart *hu, struct sk_buff *skb)
return 0;
}
-static inline int h4_check_data_len(struct h4_struct *h4, int len)
-{
- int room = skb_tailroom(h4->rx_skb);
-
- BT_DBG("len %d room %d", len, room);
-
- if (!len) {
- hci_recv_frame(h4->rx_skb);
- } else if (len > room) {
- BT_ERR("Data length is too large");
- kfree_skb(h4->rx_skb);
- } else {
- h4->rx_state = H4_W4_DATA;
- h4->rx_count = len;
- return len;
- }
-
- h4->rx_state = H4_W4_PACKET_TYPE;
- h4->rx_skb = NULL;
- h4->rx_count = 0;
-
- return 0;
-}
-
/* Recv data */
static int h4_recv(struct hci_uart *hu, void *data, int count)
{
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index b6154d5a07a5..f6f497450560 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -340,7 +340,7 @@ static void h5_complete_rx_pkt(struct hci_uart *hu)
/* Remove Three-wire header */
skb_pull(h5->rx_skb, 4);
- hci_recv_frame(h5->rx_skb);
+ hci_recv_frame(hu->hdev, h5->rx_skb);
h5->rx_skb = NULL;
break;
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index bc68a440d432..6e06f6f69152 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -234,21 +234,13 @@ static int hci_uart_close(struct hci_dev *hdev)
}
/* Send frames from HCI layer */
-static int hci_uart_send_frame(struct sk_buff *skb)
+static int hci_uart_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev* hdev = (struct hci_dev *) skb->dev;
- struct hci_uart *hu;
-
- if (!hdev) {
- BT_ERR("Frame for unknown device (hdev=NULL)");
- return -ENODEV;
- }
+ struct hci_uart *hu = hci_get_drvdata(hdev);
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
- hu = hci_get_drvdata(hdev);
-
BT_DBG("%s: type %d len %d", hdev->name, bt_cb(skb)->pkt_type, skb->len);
hu->proto->enqueue(hu, skb);
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index cfc767938589..69a90b1b5ff5 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -110,7 +110,6 @@ static int send_hcill_cmd(u8 cmd, struct hci_uart *hu)
/* prepare packet */
hcill_packet = (struct hcill_cmd *) skb_put(skb, 1);
hcill_packet->cmd = cmd;
- skb->dev = (void *) hu->hdev;
/* send packet */
skb_queue_tail(&ll->txq, skb);
@@ -346,14 +345,14 @@ static int ll_enqueue(struct hci_uart *hu, struct sk_buff *skb)
return 0;
}
-static inline int ll_check_data_len(struct ll_struct *ll, int len)
+static inline int ll_check_data_len(struct hci_dev *hdev, struct ll_struct *ll, int len)
{
int room = skb_tailroom(ll->rx_skb);
BT_DBG("len %d room %d", len, room);
if (!len) {
- hci_recv_frame(ll->rx_skb);
+ hci_recv_frame(hdev, ll->rx_skb);
} else if (len > room) {
BT_ERR("Data length is too large");
kfree_skb(ll->rx_skb);
@@ -395,7 +394,7 @@ static int ll_recv(struct hci_uart *hu, void *data, int count)
switch (ll->rx_state) {
case HCILL_W4_DATA:
BT_DBG("Complete data");
- hci_recv_frame(ll->rx_skb);
+ hci_recv_frame(hu->hdev, ll->rx_skb);
ll->rx_state = HCILL_W4_PACKET_TYPE;
ll->rx_skb = NULL;
@@ -406,7 +405,7 @@ static int ll_recv(struct hci_uart *hu, void *data, int count)
BT_DBG("Event header: evt 0x%2.2x plen %d", eh->evt, eh->plen);
- ll_check_data_len(ll, eh->plen);
+ ll_check_data_len(hu->hdev, ll, eh->plen);
continue;
case HCILL_W4_ACL_HDR:
@@ -415,7 +414,7 @@ static int ll_recv(struct hci_uart *hu, void *data, int count)
BT_DBG("ACL header: dlen %d", dlen);
- ll_check_data_len(ll, dlen);
+ ll_check_data_len(hu->hdev, ll, dlen);
continue;
case HCILL_W4_SCO_HDR:
@@ -423,7 +422,7 @@ static int ll_recv(struct hci_uart *hu, void *data, int count)
BT_DBG("SCO header: dlen %d", sh->dlen);
- ll_check_data_len(ll, sh->dlen);
+ ll_check_data_len(hu->hdev, ll, sh->dlen);
continue;
}
}
@@ -494,7 +493,6 @@ static int ll_recv(struct hci_uart *hu, void *data, int count)
return -ENOMEM;
}
- ll->rx_skb->dev = (void *) hu->hdev;
bt_cb(ll->rx_skb)->pkt_type = type;
}
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index d8b7aed6e4a9..7b167385a1c4 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -24,6 +24,7 @@
*/
#include <linux/module.h>
+#include <asm/unaligned.h>
#include <linux/kernel.h>
#include <linux/init.h>
@@ -39,17 +40,17 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
-#define VERSION "1.3"
+#define VERSION "1.4"
static bool amp;
struct vhci_data {
struct hci_dev *hdev;
- unsigned long flags;
-
wait_queue_head_t read_wait;
struct sk_buff_head readq;
+
+ struct delayed_work open_timeout;
};
static int vhci_open_dev(struct hci_dev *hdev)
@@ -80,35 +81,73 @@ static int vhci_flush(struct hci_dev *hdev)
return 0;
}
-static int vhci_send_frame(struct sk_buff *skb)
+static int vhci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
- struct hci_dev* hdev = (struct hci_dev *) skb->dev;
- struct vhci_data *data;
+ struct vhci_data *data = hci_get_drvdata(hdev);
+
+ if (!test_bit(HCI_RUNNING, &hdev->flags))
+ return -EBUSY;
+
+ memcpy(skb_push(skb, 1), &bt_cb(skb)->pkt_type, 1);
+ skb_queue_tail(&data->readq, skb);
+
+ wake_up_interruptible(&data->read_wait);
+ return 0;
+}
+static int vhci_create_device(struct vhci_data *data, __u8 dev_type)
+{
+ struct hci_dev *hdev;
+ struct sk_buff *skb;
+
+ skb = bt_skb_alloc(4, GFP_KERNEL);
+ if (!skb)
+ return -ENOMEM;
+
+ hdev = hci_alloc_dev();
if (!hdev) {
- BT_ERR("Frame for unknown HCI device (hdev=NULL)");
- return -ENODEV;
+ kfree_skb(skb);
+ return -ENOMEM;
}
- if (!test_bit(HCI_RUNNING, &hdev->flags))
+ data->hdev = hdev;
+
+ hdev->bus = HCI_VIRTUAL;
+ hdev->dev_type = dev_type;
+ hci_set_drvdata(hdev, data);
+
+ hdev->open = vhci_open_dev;
+ hdev->close = vhci_close_dev;
+ hdev->flush = vhci_flush;
+ hdev->send = vhci_send_frame;
+
+ if (hci_register_dev(hdev) < 0) {
+ BT_ERR("Can't register HCI device");
+ hci_free_dev(hdev);
+ data->hdev = NULL;
+ kfree_skb(skb);
return -EBUSY;
+ }
- data = hci_get_drvdata(hdev);
+ bt_cb(skb)->pkt_type = HCI_VENDOR_PKT;
- memcpy(skb_push(skb, 1), &bt_cb(skb)->pkt_type, 1);
+ *skb_put(skb, 1) = 0xff;
+ *skb_put(skb, 1) = dev_type;
+ put_unaligned_le16(hdev->id, skb_put(skb, 2));
skb_queue_tail(&data->readq, skb);
wake_up_interruptible(&data->read_wait);
-
return 0;
}
static inline ssize_t vhci_get_user(struct vhci_data *data,
- const char __user *buf, size_t count)
+ const char __user *buf, size_t count)
{
struct sk_buff *skb;
+ __u8 pkt_type, dev_type;
+ int ret;
- if (count > HCI_MAX_FRAME_SIZE)
+ if (count < 2 || count > HCI_MAX_FRAME_SIZE)
return -EINVAL;
skb = bt_skb_alloc(count, GFP_KERNEL);
@@ -120,27 +159,69 @@ static inline ssize_t vhci_get_user(struct vhci_data *data,
return -EFAULT;
}
- skb->dev = (void *) data->hdev;
- bt_cb(skb)->pkt_type = *((__u8 *) skb->data);
+ pkt_type = *((__u8 *) skb->data);
skb_pull(skb, 1);
- hci_recv_frame(skb);
+ switch (pkt_type) {
+ case HCI_EVENT_PKT:
+ case HCI_ACLDATA_PKT:
+ case HCI_SCODATA_PKT:
+ if (!data->hdev) {
+ kfree_skb(skb);
+ return -ENODEV;
+ }
+
+ bt_cb(skb)->pkt_type = pkt_type;
+
+ ret = hci_recv_frame(data->hdev, skb);
+ break;
- return count;
+ case HCI_VENDOR_PKT:
+ if (data->hdev) {
+ kfree_skb(skb);
+ return -EBADFD;
+ }
+
+ cancel_delayed_work_sync(&data->open_timeout);
+
+ dev_type = *((__u8 *) skb->data);
+ skb_pull(skb, 1);
+
+ if (skb->len > 0) {
+ kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ kfree_skb(skb);
+
+ if (dev_type != HCI_BREDR && dev_type != HCI_AMP)
+ return -EINVAL;
+
+ ret = vhci_create_device(data, dev_type);
+ break;
+
+ default:
+ kfree_skb(skb);
+ return -EINVAL;
+ }
+
+ return (ret < 0) ? ret : count;
}
static inline ssize_t vhci_put_user(struct vhci_data *data,
- struct sk_buff *skb, char __user *buf, int count)
+ struct sk_buff *skb,
+ char __user *buf, int count)
{
char __user *ptr = buf;
- int len, total = 0;
+ int len;
len = min_t(unsigned int, skb->len, count);
if (copy_to_user(ptr, skb->data, len))
return -EFAULT;
- total += len;
+ if (!data->hdev)
+ return len;
data->hdev->stat.byte_tx += len;
@@ -148,21 +229,19 @@ static inline ssize_t vhci_put_user(struct vhci_data *data,
case HCI_COMMAND_PKT:
data->hdev->stat.cmd_tx++;
break;
-
case HCI_ACLDATA_PKT:
data->hdev->stat.acl_tx++;
break;
-
case HCI_SCODATA_PKT:
data->hdev->stat.sco_tx++;
break;
}
- return total;
+ return len;
}
static ssize_t vhci_read(struct file *file,
- char __user *buf, size_t count, loff_t *pos)
+ char __user *buf, size_t count, loff_t *pos)
{
struct vhci_data *data = file->private_data;
struct sk_buff *skb;
@@ -185,7 +264,7 @@ static ssize_t vhci_read(struct file *file,
}
ret = wait_event_interruptible(data->read_wait,
- !skb_queue_empty(&data->readq));
+ !skb_queue_empty(&data->readq));
if (ret < 0)
break;
}
@@ -194,7 +273,7 @@ static ssize_t vhci_read(struct file *file,
}
static ssize_t vhci_write(struct file *file,
- const char __user *buf, size_t count, loff_t *pos)
+ const char __user *buf, size_t count, loff_t *pos)
{
struct vhci_data *data = file->private_data;
@@ -213,10 +292,17 @@ static unsigned int vhci_poll(struct file *file, poll_table *wait)
return POLLOUT | POLLWRNORM;
}
+static void vhci_open_timeout(struct work_struct *work)
+{
+ struct vhci_data *data = container_of(work, struct vhci_data,
+ open_timeout.work);
+
+ vhci_create_device(data, amp ? HCI_AMP : HCI_BREDR);
+}
+
static int vhci_open(struct inode *inode, struct file *file)
{
struct vhci_data *data;
- struct hci_dev *hdev;
data = kzalloc(sizeof(struct vhci_data), GFP_KERNEL);
if (!data)
@@ -225,35 +311,13 @@ static int vhci_open(struct inode *inode, struct file *file)
skb_queue_head_init(&data->readq);
init_waitqueue_head(&data->read_wait);
- hdev = hci_alloc_dev();
- if (!hdev) {
- kfree(data);
- return -ENOMEM;
- }
-
- data->hdev = hdev;
-
- hdev->bus = HCI_VIRTUAL;
- hci_set_drvdata(hdev, data);
-
- if (amp)
- hdev->dev_type = HCI_AMP;
-
- hdev->open = vhci_open_dev;
- hdev->close = vhci_close_dev;
- hdev->flush = vhci_flush;
- hdev->send = vhci_send_frame;
-
- if (hci_register_dev(hdev) < 0) {
- BT_ERR("Can't register HCI device");
- kfree(data);
- hci_free_dev(hdev);
- return -EBUSY;
- }
+ INIT_DELAYED_WORK(&data->open_timeout, vhci_open_timeout);
file->private_data = data;
nonseekable_open(inode, file);
+ schedule_delayed_work(&data->open_timeout, msecs_to_jiffies(1000));
+
return 0;
}
@@ -262,8 +326,12 @@ static int vhci_release(struct inode *inode, struct file *file)
struct vhci_data *data = file->private_data;
struct hci_dev *hdev = data->hdev;
- hci_unregister_dev(hdev);
- hci_free_dev(hdev);
+ cancel_delayed_work_sync(&data->open_timeout);
+
+ if (hdev) {
+ hci_unregister_dev(hdev);
+ hci_free_dev(hdev);
+ }
file->private_data = NULL;
kfree(data);
@@ -309,3 +377,4 @@ MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
MODULE_DESCRIPTION("Bluetooth virtual HCI driver ver " VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL");
+MODULE_ALIAS("devname:vhci");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.