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Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next

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This commit is contained in:
John W. Linville 2014-09-26 13:38:51 -04:00
commit 30d3c071a6
12 changed files with 539 additions and 252 deletions
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1
MAINTAINERS
View File

@ -152,6 +152,7 @@ F: drivers/scsi/53c700*
6LOWPAN GENERIC (BTLE/IEEE 802.15.4)
M: Alexander Aring <alex.aring@gmail.com>
M: Jukka Rissanen <jukka.rissanen@linux.intel.com>
L: linux-bluetooth@vger.kernel.org
L: linux-wpan@vger.kernel.org
S: Maintained

553
drivers/bluetooth/btusb.c
View File

@ -275,13 +275,19 @@ struct btusb_data {
struct work_struct work;
struct work_struct waker;
struct usb_anchor deferred;
struct usb_anchor tx_anchor;
int tx_in_flight;
spinlock_t txlock;
struct usb_anchor intr_anchor;
struct usb_anchor bulk_anchor;
struct usb_anchor isoc_anchor;
struct usb_anchor deferred;
int tx_in_flight;
spinlock_t txlock;
spinlock_t rxlock;
struct sk_buff *evt_skb;
struct sk_buff *acl_skb;
struct sk_buff *sco_skb;
struct usb_endpoint_descriptor *intr_ep;
struct usb_endpoint_descriptor *bulk_tx_ep;
@ -296,18 +302,189 @@ struct btusb_data {
int suspend_count;
};
static int inc_tx(struct btusb_data *data)
static inline void btusb_free_frags(struct btusb_data *data)
{
unsigned long flags;
int rv;
spin_lock_irqsave(&data->txlock, flags);
rv = test_bit(BTUSB_SUSPENDING, &data->flags);
if (!rv)
data->tx_in_flight++;
spin_unlock_irqrestore(&data->txlock, flags);
spin_lock_irqsave(&data->rxlock, flags);
return rv;
kfree_skb(data->evt_skb);
data->evt_skb = NULL;
kfree_skb(data->acl_skb);
data->acl_skb = NULL;
kfree_skb(data->sco_skb);
data->sco_skb = NULL;
spin_unlock_irqrestore(&data->rxlock, flags);
}
static int btusb_recv_intr(struct btusb_data *data, void *buffer, int count)
{
struct sk_buff *skb;
int err = 0;
spin_lock(&data->rxlock);
skb = data->evt_skb;
while (count) {
int len;
if (!skb) {
skb = bt_skb_alloc(HCI_MAX_EVENT_SIZE, GFP_ATOMIC);
if (!skb) {
err = -ENOMEM;
break;
}
bt_cb(skb)->pkt_type = HCI_EVENT_PKT;
bt_cb(skb)->expect = HCI_EVENT_HDR_SIZE;
}
len = min_t(uint, bt_cb(skb)->expect, count);
memcpy(skb_put(skb, len), buffer, len);
count -= len;
buffer += len;
bt_cb(skb)->expect -= len;
if (skb->len == HCI_EVENT_HDR_SIZE) {
/* Complete event header */
bt_cb(skb)->expect = hci_event_hdr(skb)->plen;
if (skb_tailroom(skb) < bt_cb(skb)->expect) {
kfree_skb(skb);
skb = NULL;
err = -EILSEQ;
break;
}
}
if (bt_cb(skb)->expect == 0) {
/* Complete frame */
hci_recv_frame(data->hdev, skb);
skb = NULL;
}
}
data->evt_skb = skb;
spin_unlock(&data->rxlock);
return err;
}
static int btusb_recv_bulk(struct btusb_data *data, void *buffer, int count)
{
struct sk_buff *skb;
int err = 0;
spin_lock(&data->rxlock);
skb = data->acl_skb;
while (count) {
int len;
if (!skb) {
skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC);
if (!skb) {
err = -ENOMEM;
break;
}
bt_cb(skb)->pkt_type = HCI_ACLDATA_PKT;
bt_cb(skb)->expect = HCI_ACL_HDR_SIZE;
}
len = min_t(uint, bt_cb(skb)->expect, count);
memcpy(skb_put(skb, len), buffer, len);
count -= len;
buffer += len;
bt_cb(skb)->expect -= len;
if (skb->len == HCI_ACL_HDR_SIZE) {
__le16 dlen = hci_acl_hdr(skb)->dlen;
/* Complete ACL header */
bt_cb(skb)->expect = __le16_to_cpu(dlen);
if (skb_tailroom(skb) < bt_cb(skb)->expect) {
kfree_skb(skb);
skb = NULL;
err = -EILSEQ;
break;
}
}
if (bt_cb(skb)->expect == 0) {
/* Complete frame */
hci_recv_frame(data->hdev, skb);
skb = NULL;
}
}
data->acl_skb = skb;
spin_unlock(&data->rxlock);
return err;
}
static int btusb_recv_isoc(struct btusb_data *data, void *buffer, int count)
{
struct sk_buff *skb;
int err = 0;
spin_lock(&data->rxlock);
skb = data->sco_skb;
while (count) {
int len;
if (!skb) {
skb = bt_skb_alloc(HCI_MAX_SCO_SIZE, GFP_ATOMIC);
if (!skb) {
err = -ENOMEM;
break;
}
bt_cb(skb)->pkt_type = HCI_SCODATA_PKT;
bt_cb(skb)->expect = HCI_SCO_HDR_SIZE;
}
len = min_t(uint, bt_cb(skb)->expect, count);
memcpy(skb_put(skb, len), buffer, len);
count -= len;
buffer += len;
bt_cb(skb)->expect -= len;
if (skb->len == HCI_SCO_HDR_SIZE) {
/* Complete SCO header */
bt_cb(skb)->expect = hci_sco_hdr(skb)->dlen;
if (skb_tailroom(skb) < bt_cb(skb)->expect) {
kfree_skb(skb);
skb = NULL;
err = -EILSEQ;
break;
}
}
if (bt_cb(skb)->expect == 0) {
/* Complete frame */
hci_recv_frame(data->hdev, skb);
skb = NULL;
}
}
data->sco_skb = skb;
spin_unlock(&data->rxlock);
return err;
}
static void btusb_intr_complete(struct urb *urb)
@ -316,8 +493,8 @@ static void btusb_intr_complete(struct urb *urb)
struct btusb_data *data = hci_get_drvdata(hdev);
int err;
BT_DBG("%s urb %p status %d count %d", hdev->name,
urb, urb->status, urb->actual_length);
BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status,
urb->actual_length);
if (!test_bit(HCI_RUNNING, &hdev->flags))
return;
@ -325,9 +502,8 @@ static void btusb_intr_complete(struct urb *urb)
if (urb->status == 0) {
hdev->stat.byte_rx += urb->actual_length;
if (hci_recv_fragment(hdev, HCI_EVENT_PKT,
urb->transfer_buffer,
urb->actual_length) < 0) {
if (btusb_recv_intr(data, urb->transfer_buffer,
urb->actual_length) < 0) {
BT_ERR("%s corrupted event packet", hdev->name);
hdev->stat.err_rx++;
}
@ -348,7 +524,7 @@ static void btusb_intr_complete(struct urb *urb)
* -ENODEV: device got disconnected */
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p failed to resubmit (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
usb_unanchor_urb(urb);
}
}
@ -381,8 +557,7 @@ static int btusb_submit_intr_urb(struct hci_dev *hdev, gfp_t mem_flags)
pipe = usb_rcvintpipe(data->udev, data->intr_ep->bEndpointAddress);
usb_fill_int_urb(urb, data->udev, pipe, buf, size,
btusb_intr_complete, hdev,
data->intr_ep->bInterval);
btusb_intr_complete, hdev, data->intr_ep->bInterval);
urb->transfer_flags |= URB_FREE_BUFFER;
@ -392,7 +567,7 @@ static int btusb_submit_intr_urb(struct hci_dev *hdev, gfp_t mem_flags)
if (err < 0) {
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
usb_unanchor_urb(urb);
}
@ -407,8 +582,8 @@ static void btusb_bulk_complete(struct urb *urb)
struct btusb_data *data = hci_get_drvdata(hdev);
int err;
BT_DBG("%s urb %p status %d count %d", hdev->name,
urb, urb->status, urb->actual_length);
BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status,
urb->actual_length);
if (!test_bit(HCI_RUNNING, &hdev->flags))
return;
@ -416,9 +591,8 @@ static void btusb_bulk_complete(struct urb *urb)
if (urb->status == 0) {
hdev->stat.byte_rx += urb->actual_length;
if (hci_recv_fragment(hdev, HCI_ACLDATA_PKT,
urb->transfer_buffer,
urb->actual_length) < 0) {
if (btusb_recv_bulk(data, urb->transfer_buffer,
urb->actual_length) < 0) {
BT_ERR("%s corrupted ACL packet", hdev->name);
hdev->stat.err_rx++;
}
@ -439,7 +613,7 @@ static void btusb_bulk_complete(struct urb *urb)
* -ENODEV: device got disconnected */
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p failed to resubmit (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
usb_unanchor_urb(urb);
}
}
@ -469,8 +643,8 @@ static int btusb_submit_bulk_urb(struct hci_dev *hdev, gfp_t mem_flags)
pipe = usb_rcvbulkpipe(data->udev, data->bulk_rx_ep->bEndpointAddress);
usb_fill_bulk_urb(urb, data->udev, pipe,
buf, size, btusb_bulk_complete, hdev);
usb_fill_bulk_urb(urb, data->udev, pipe, buf, size,
btusb_bulk_complete, hdev);
urb->transfer_flags |= URB_FREE_BUFFER;
@ -481,7 +655,7 @@ static int btusb_submit_bulk_urb(struct hci_dev *hdev, gfp_t mem_flags)
if (err < 0) {
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
usb_unanchor_urb(urb);
}
@ -496,8 +670,8 @@ static void btusb_isoc_complete(struct urb *urb)
struct btusb_data *data = hci_get_drvdata(hdev);
int i, err;
BT_DBG("%s urb %p status %d count %d", hdev->name,
urb, urb->status, urb->actual_length);
BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status,
urb->actual_length);
if (!test_bit(HCI_RUNNING, &hdev->flags))
return;
@ -512,9 +686,8 @@ static void btusb_isoc_complete(struct urb *urb)
hdev->stat.byte_rx += length;
if (hci_recv_fragment(hdev, HCI_SCODATA_PKT,
urb->transfer_buffer + offset,
length) < 0) {
if (btusb_recv_isoc(data, urb->transfer_buffer + offset,
length) < 0) {
BT_ERR("%s corrupted SCO packet", hdev->name);
hdev->stat.err_rx++;
}
@ -535,7 +708,7 @@ static void btusb_isoc_complete(struct urb *urb)
* -ENODEV: device got disconnected */
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p failed to resubmit (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
usb_unanchor_urb(urb);
}
}
@ -590,12 +763,12 @@ static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags)
pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress);
usb_fill_int_urb(urb, data->udev, pipe, buf, size, btusb_isoc_complete,
hdev, data->isoc_rx_ep->bInterval);
hdev, data->isoc_rx_ep->bInterval);
urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP;
urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP;
__fill_isoc_descriptor(urb, size,
le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize));
le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize));
usb_anchor_urb(urb, &data->isoc_anchor);
@ -603,7 +776,7 @@ static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags)
if (err < 0) {
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
usb_unanchor_urb(urb);
}
@ -615,11 +788,11 @@ static int btusb_submit_isoc_urb(struct hci_dev *hdev, gfp_t mem_flags)
static void btusb_tx_complete(struct urb *urb)
{
struct sk_buff *skb = urb->context;
struct hci_dev *hdev = (struct hci_dev *) skb->dev;
struct hci_dev *hdev = (struct hci_dev *)skb->dev;
struct btusb_data *data = hci_get_drvdata(hdev);
BT_DBG("%s urb %p status %d count %d", hdev->name,
urb, urb->status, urb->actual_length);
BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status,
urb->actual_length);
if (!test_bit(HCI_RUNNING, &hdev->flags))
goto done;
@ -642,10 +815,10 @@ static void btusb_tx_complete(struct urb *urb)
static void btusb_isoc_tx_complete(struct urb *urb)
{
struct sk_buff *skb = urb->context;
struct hci_dev *hdev = (struct hci_dev *) skb->dev;
struct hci_dev *hdev = (struct hci_dev *)skb->dev;
BT_DBG("%s urb %p status %d count %d", hdev->name,
urb, urb->status, urb->actual_length);
BT_DBG("%s urb %p status %d count %d", hdev->name, urb, urb->status,
urb->actual_length);
if (!test_bit(HCI_RUNNING, &hdev->flags))
goto done;
@ -729,6 +902,8 @@ static int btusb_close(struct hci_dev *hdev)
clear_bit(BTUSB_INTR_RUNNING, &data->flags);
btusb_stop_traffic(data);
btusb_free_frags(data);
err = usb_autopm_get_interface(data->intf);
if (err < 0)
goto failed;
@ -748,122 +923,181 @@ static int btusb_flush(struct hci_dev *hdev)
BT_DBG("%s", hdev->name);
usb_kill_anchored_urbs(&data->tx_anchor);
btusb_free_frags(data);
return 0;
}
static int btusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
static struct urb *alloc_ctrl_urb(struct hci_dev *hdev, struct sk_buff *skb)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct usb_ctrlrequest *dr;
struct urb *urb;
unsigned int pipe;
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb)
return ERR_PTR(-ENOMEM);
dr = kmalloc(sizeof(*dr), GFP_KERNEL);
if (!dr) {
usb_free_urb(urb);
return ERR_PTR(-ENOMEM);
}
dr->bRequestType = data->cmdreq_type;
dr->bRequest = 0;
dr->wIndex = 0;
dr->wValue = 0;
dr->wLength = __cpu_to_le16(skb->len);
pipe = usb_sndctrlpipe(data->udev, 0x00);
usb_fill_control_urb(urb, data->udev, pipe, (void *)dr,
skb->data, skb->len, btusb_tx_complete, skb);
skb->dev = (void *)hdev;
return urb;
}
static struct urb *alloc_bulk_urb(struct hci_dev *hdev, struct sk_buff *skb)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct urb *urb;
unsigned int pipe;
if (!data->bulk_tx_ep)
return ERR_PTR(-ENODEV);
urb = usb_alloc_urb(0, GFP_KERNEL);
if (!urb)
return ERR_PTR(-ENOMEM);
pipe = usb_sndbulkpipe(data->udev, data->bulk_tx_ep->bEndpointAddress);
usb_fill_bulk_urb(urb, data->udev, pipe,
skb->data, skb->len, btusb_tx_complete, skb);
skb->dev = (void *)hdev;
return urb;
}
static struct urb *alloc_isoc_urb(struct hci_dev *hdev, struct sk_buff *skb)
{
struct btusb_data *data = hci_get_drvdata(hdev);
struct urb *urb;
unsigned int pipe;
if (!data->isoc_tx_ep)
return ERR_PTR(-ENODEV);
urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_KERNEL);
if (!urb)
return ERR_PTR(-ENOMEM);
pipe = usb_sndisocpipe(data->udev, data->isoc_tx_ep->bEndpointAddress);
usb_fill_int_urb(urb, data->udev, pipe,
skb->data, skb->len, btusb_isoc_tx_complete,
skb, data->isoc_tx_ep->bInterval);
urb->transfer_flags = URB_ISO_ASAP;
__fill_isoc_descriptor(urb, skb->len,
le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize));
skb->dev = (void *)hdev;
return urb;
}
static int submit_tx_urb(struct hci_dev *hdev, struct urb *urb)
{
struct btusb_data *data = hci_get_drvdata(hdev);
int err;
BT_DBG("%s", hdev->name);
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);
if (!urb)
return -ENOMEM;
dr = kmalloc(sizeof(*dr), GFP_ATOMIC);
if (!dr) {
usb_free_urb(urb);
return -ENOMEM;
}
dr->bRequestType = data->cmdreq_type;
dr->bRequest = 0;
dr->wIndex = 0;
dr->wValue = 0;
dr->wLength = __cpu_to_le16(skb->len);
pipe = usb_sndctrlpipe(data->udev, 0x00);
usb_fill_control_urb(urb, data->udev, pipe, (void *) dr,
skb->data, skb->len, btusb_tx_complete, skb);
hdev->stat.cmd_tx++;
break;
case HCI_ACLDATA_PKT:
if (!data->bulk_tx_ep)
return -ENODEV;
urb = usb_alloc_urb(0, GFP_ATOMIC);
if (!urb)
return -ENOMEM;
pipe = usb_sndbulkpipe(data->udev,
data->bulk_tx_ep->bEndpointAddress);
usb_fill_bulk_urb(urb, data->udev, pipe,
skb->data, skb->len, btusb_tx_complete, skb);
hdev->stat.acl_tx++;
break;
case HCI_SCODATA_PKT:
if (!data->isoc_tx_ep || hci_conn_num(hdev, SCO_LINK) < 1)
return -ENODEV;
urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_ATOMIC);
if (!urb)
return -ENOMEM;
pipe = usb_sndisocpipe(data->udev,
data->isoc_tx_ep->bEndpointAddress);
usb_fill_int_urb(urb, data->udev, pipe,
skb->data, skb->len, btusb_isoc_tx_complete,
skb, data->isoc_tx_ep->bInterval);
urb->transfer_flags = URB_ISO_ASAP;
__fill_isoc_descriptor(urb, skb->len,
le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize));
hdev->stat.sco_tx++;
goto skip_waking;
default:
return -EILSEQ;
}
err = inc_tx(data);
if (err) {
usb_anchor_urb(urb, &data->deferred);
schedule_work(&data->waker);
err = 0;
goto done;
}
skip_waking:
usb_anchor_urb(urb, &data->tx_anchor);
err = usb_submit_urb(urb, GFP_ATOMIC);
err = usb_submit_urb(urb, GFP_KERNEL);
if (err < 0) {
if (err != -EPERM && err != -ENODEV)
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
hdev->name, urb, -err);
kfree(urb->setup_packet);
usb_unanchor_urb(urb);
} else {
usb_mark_last_busy(data->udev);
}
done:
usb_free_urb(urb);
return err;
}
static int submit_or_queue_tx_urb(struct hci_dev *hdev, struct urb *urb)
{
struct btusb_data *data = hci_get_drvdata(hdev);
unsigned long flags;
bool suspending;
spin_lock_irqsave(&data->txlock, flags);
suspending = test_bit(BTUSB_SUSPENDING, &data->flags);
if (!suspending)
data->tx_in_flight++;
spin_unlock_irqrestore(&data->txlock, flags);
if (!suspending)
return submit_tx_urb(hdev, urb);
usb_anchor_urb(urb, &data->deferred);
schedule_work(&data->waker);
usb_free_urb(urb);
return 0;
}
static int btusb_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
{
struct urb *urb;
BT_DBG("%s", hdev->name);
if (!test_bit(HCI_RUNNING, &hdev->flags))
return -EBUSY;
switch (bt_cb(skb)->pkt_type) {
case HCI_COMMAND_PKT:
urb = alloc_ctrl_urb(hdev, skb);
if (IS_ERR(urb))
return PTR_ERR(urb);
hdev->stat.cmd_tx++;
return submit_or_queue_tx_urb(hdev, urb);
case HCI_ACLDATA_PKT:
urb = alloc_bulk_urb(hdev, skb);
if (IS_ERR(urb))
return PTR_ERR(urb);
hdev->stat.acl_tx++;
return submit_or_queue_tx_urb(hdev, urb);
case HCI_SCODATA_PKT:
if (hci_conn_num(hdev, SCO_LINK) < 1)
return -ENODEV;
urb = alloc_isoc_urb(hdev, skb);
if (IS_ERR(urb))
return PTR_ERR(urb);
hdev->stat.sco_tx++;
return submit_tx_urb(hdev, urb);
}
return -EILSEQ;
}
static void btusb_notify(struct hci_dev *hdev, unsigned int evt)
{
struct btusb_data *data = hci_get_drvdata(hdev);
@ -940,6 +1174,7 @@ static void btusb_work(struct work_struct *work)
if (hdev->voice_setting & 0x0020) {
static const int alts[3] = { 2, 4, 5 };
new_alts = alts[data->sco_num - 1];
} else {
new_alts = data->sco_num;
@ -1012,7 +1247,7 @@ static int btusb_setup_csr(struct hci_dev *hdev)
return -PTR_ERR(skb);
}
rp = (struct hci_rp_read_local_version *) skb->data;
rp = (struct hci_rp_read_local_version *)skb->data;
if (!rp->status) {
if (le16_to_cpu(rp->manufacturer) != 10) {
@ -1050,7 +1285,7 @@ struct intel_version {
} __packed;
static const struct firmware *btusb_setup_intel_get_fw(struct hci_dev *hdev,
struct intel_version *ver)
struct intel_version *ver)
{
const struct firmware *fw;
char fwname[64];
@ -1226,7 +1461,7 @@ static int btusb_check_bdaddr_intel(struct hci_dev *hdev)
return -EIO;
}
rp = (struct hci_rp_read_bd_addr *) skb->data;
rp = (struct hci_rp_read_bd_addr *)skb->data;
if (rp->status) {
BT_ERR("%s Intel device address result failed (%02x)",
hdev->name, rp->status);
@ -1356,6 +1591,7 @@ static int btusb_setup_intel(struct hci_dev *hdev)
if (skb->data[0]) {
u8 evt_status = skb->data[0];
BT_ERR("%s enable Intel manufacturer mode event failed (%02x)",
hdev->name, evt_status);
kfree_skb(skb);
@ -1465,7 +1701,7 @@ static int btusb_set_bdaddr_intel(struct hci_dev *hdev, const bdaddr_t *bdaddr)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: changing Intel device address failed (%ld)",
hdev->name, ret);
hdev->name, ret);
return ret;
}
kfree_skb(skb);
@ -1540,19 +1776,19 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION failed (%ld)",
hdev->name, ret);
hdev->name, ret);
goto done;
}
if (skb->len != sizeof(*ver)) {
BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION event length mismatch",
hdev->name);
hdev->name);
kfree_skb(skb);
ret = -EIO;
goto done;
}
ver = (struct hci_rp_read_local_version *) skb->data;
ver = (struct hci_rp_read_local_version *)skb->data;
BT_INFO("%s: BCM: patching hci_ver=%02x hci_rev=%04x lmp_ver=%02x "
"lmp_subver=%04x", hdev->name, ver->hci_ver, ver->hci_rev,
ver->lmp_ver, ver->lmp_subver);
@ -1563,7 +1799,7 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: BCM: Download Minidrv command failed (%ld)",
hdev->name, ret);
hdev->name, ret);
goto reset_fw;
}
kfree_skb(skb);
@ -1575,13 +1811,13 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
fw_size = fw->size;
while (fw_size >= sizeof(*cmd)) {
cmd = (struct hci_command_hdr *) fw_ptr;
cmd = (struct hci_command_hdr *)fw_ptr;
fw_ptr += sizeof(*cmd);
fw_size -= sizeof(*cmd);
if (fw_size < cmd->plen) {
BT_ERR("%s: BCM: patch %s is corrupted",
hdev->name, fw_name);
hdev->name, fw_name);
ret = -EINVAL;
goto reset_fw;
}
@ -1597,7 +1833,7 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: BCM: patch command %04x failed (%ld)",
hdev->name, opcode, ret);
hdev->name, opcode, ret);
goto reset_fw;
}
kfree_skb(skb);
@ -1622,19 +1858,19 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION failed (%ld)",
hdev->name, ret);
hdev->name, ret);
goto done;
}
if (skb->len != sizeof(*ver)) {
BT_ERR("%s: HCI_OP_READ_LOCAL_VERSION event length mismatch",
hdev->name);
hdev->name);
kfree_skb(skb);
ret = -EIO;
goto done;
}
ver = (struct hci_rp_read_local_version *) skb->data;
ver = (struct hci_rp_read_local_version *)skb->data;
BT_INFO("%s: BCM: firmware hci_ver=%02x hci_rev=%04x lmp_ver=%02x "
"lmp_subver=%04x", hdev->name, ver->hci_ver, ver->hci_rev,
ver->lmp_ver, ver->lmp_subver);
@ -1646,19 +1882,19 @@ static int btusb_setup_bcm_patchram(struct hci_dev *hdev)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: HCI_OP_READ_BD_ADDR failed (%ld)",
hdev->name, ret);
hdev->name, ret);
goto done;
}
if (skb->len != sizeof(*bda)) {
BT_ERR("%s: HCI_OP_READ_BD_ADDR event length mismatch",
hdev->name);
hdev->name);
kfree_skb(skb);
ret = -EIO;
goto done;
}
bda = (struct hci_rp_read_bd_addr *) skb->data;
bda = (struct hci_rp_read_bd_addr *)skb->data;
if (bda->status) {
BT_ERR("%s: HCI_OP_READ_BD_ADDR error status (%02x)",
hdev->name, bda->status);
@ -1693,7 +1929,7 @@ static int btusb_set_bdaddr_bcm(struct hci_dev *hdev, const bdaddr_t *bdaddr)
if (IS_ERR(skb)) {
ret = PTR_ERR(skb);
BT_ERR("%s: BCM: Change address command failed (%ld)",
hdev->name, ret);
hdev->name, ret);
return ret;
}
kfree_skb(skb);
@ -1702,7 +1938,7 @@ static int btusb_set_bdaddr_bcm(struct hci_dev *hdev, const bdaddr_t *bdaddr)
}
static int btusb_probe(struct usb_interface *intf,
const struct usb_device_id *id)
const struct usb_device_id *id)
{
struct usb_endpoint_descriptor *ep_desc;
struct btusb_data *data;
@ -1717,6 +1953,7 @@ static int btusb_probe(struct usb_interface *intf,
if (!id->driver_info) {
const struct usb_device_id *match;
match = usb_match_id(intf, blacklist_table);
if (match)
id = match;
@ -1769,13 +2006,14 @@ static int btusb_probe(struct usb_interface *intf,
INIT_WORK(&data->work, btusb_work);
INIT_WORK(&data->waker, btusb_waker);
init_usb_anchor(&data->deferred);
init_usb_anchor(&data->tx_anchor);
spin_lock_init(&data->txlock);
init_usb_anchor(&data->tx_anchor);
init_usb_anchor(&data->intr_anchor);
init_usb_anchor(&data->bulk_anchor);
init_usb_anchor(&data->isoc_anchor);
init_usb_anchor(&data->deferred);
spin_lock_init(&data->rxlock);
hdev = hci_alloc_dev();
if (!hdev)
@ -1867,7 +2105,7 @@ static int btusb_probe(struct usb_interface *intf,
if (data->isoc) {
err = usb_driver_claim_interface(&btusb_driver,
data->isoc, data);
data->isoc, data);
if (err < 0) {
hci_free_dev(hdev);
return err;
@ -1908,6 +2146,7 @@ static void btusb_disconnect(struct usb_interface *intf)
else if (data->isoc)
usb_driver_release_interface(&btusb_driver, data->isoc);
btusb_free_frags(data);
hci_free_dev(hdev);
}

19
drivers/net/ieee802154/mrf24j40.c
View File

@ -323,8 +323,8 @@ static int mrf24j40_read_rx_buf(struct mrf24j40 *devrec,
#ifdef DEBUG
print_hex_dump(KERN_DEBUG, "mrf24j40 rx: ",
DUMP_PREFIX_OFFSET, 16, 1, data, *len, 0);
printk(KERN_DEBUG "mrf24j40 rx: lqi: %02hhx rssi: %02hhx\n",
lqi_rssi[0], lqi_rssi[1]);
pr_debug("mrf24j40 rx: lqi: %02hhx rssi: %02hhx\n",
lqi_rssi[0], lqi_rssi[1]);
#endif
out:
@ -385,7 +385,7 @@ static int mrf24j40_tx(struct ieee802154_dev *dev, struct sk_buff *skb)
static int mrf24j40_ed(struct ieee802154_dev *dev, u8 *level)
{
/* TODO: */
printk(KERN_WARNING "mrf24j40: ed not implemented\n");
pr_warn("mrf24j40: ed not implemented\n");
*level = 0;
return 0;
}
@ -412,6 +412,7 @@ static void mrf24j40_stop(struct ieee802154_dev *dev)
struct mrf24j40 *devrec = dev->priv;
u8 val;
int ret;
dev_dbg(printdev(devrec), "stop\n");
ret = read_short_reg(devrec, REG_INTCON, &val);
@ -419,8 +420,6 @@ static void mrf24j40_stop(struct ieee802154_dev *dev)
return;
val |= 0x1|0x8; /* Set TXNIE and RXIE. Disable Interrupts */
write_short_reg(devrec, REG_INTCON, val);
return;
}
static int mrf24j40_set_channel(struct ieee802154_dev *dev,
@ -465,6 +464,7 @@ static int mrf24j40_filter(struct ieee802154_dev *dev,
if (changed & IEEE802515_AFILT_SADDR_CHANGED) {
/* Short Addr */
u8 addrh, addrl;
addrh = le16_to_cpu(filt->short_addr) >> 8 & 0xff;
addrl = le16_to_cpu(filt->short_addr) & 0xff;
@ -483,16 +483,17 @@ static int mrf24j40_filter(struct ieee802154_dev *dev,
write_short_reg(devrec, REG_EADR0 + i, addr[i]);
#ifdef DEBUG
printk(KERN_DEBUG "Set long addr to: ");
pr_debug("Set long addr to: ");
for (i = 0; i < 8; i++)
printk("%02hhx ", addr[7 - i]);
printk(KERN_DEBUG "\n");
pr_debug("%02hhx ", addr[7 - i]);
pr_debug("\n");
#endif
}
if (changed & IEEE802515_AFILT_PANID_CHANGED) {
/* PAN ID */
u8 panidl, panidh;
panidh = le16_to_cpu(filt->pan_id) >> 8 & 0xff;
panidl = le16_to_cpu(filt->pan_id) & 0xff;
write_short_reg(devrec, REG_PANIDH, panidh);
@ -701,7 +702,7 @@ static int mrf24j40_probe(struct spi_device *spi)
int ret = -ENOMEM;
struct mrf24j40 *devrec;
printk(KERN_INFO "mrf24j40: probe(). IRQ: %d\n", spi->irq);
dev_info(&spi->dev, "probe(). IRQ: %d\n", spi->irq);
devrec = devm_kzalloc(&spi->dev, sizeof(struct mrf24j40), GFP_KERNEL);
if (!devrec)

5
include/net/bluetooth/bluetooth.h
View File

@ -120,9 +120,9 @@ struct bt_voice {
#define BT_RCVMTU 13
__printf(1, 2)
int bt_info(const char *fmt, ...);
void bt_info(const char *fmt, ...);
__printf(1, 2)
int bt_err(const char *fmt, ...);
void bt_err(const char *fmt, ...);
#define BT_INFO(fmt, ...) bt_info(fmt "\n", ##__VA_ARGS__)
#define BT_ERR(fmt, ...) bt_err(fmt "\n", ##__VA_ARGS__)
@ -284,6 +284,7 @@ struct hci_req_ctrl {
struct bt_skb_cb {
__u8 pkt_type;
__u8 incoming;
__u16 opcode;
__u16 expect;
__u8 force_active;
struct l2cap_chan *chan;

1
include/net/bluetooth/hci.h
View File

@ -385,6 +385,7 @@ enum {
#define HCI_ERROR_AUTH_FAILURE 0x05
#define HCI_ERROR_MEMORY_EXCEEDED 0x07
#define HCI_ERROR_CONNECTION_TIMEOUT 0x08
#define HCI_ERROR_REJ_LIMITED_RESOURCES 0x0d
#define HCI_ERROR_REJ_BAD_ADDR 0x0f
#define HCI_ERROR_REMOTE_USER_TERM 0x13
#define HCI_ERROR_REMOTE_LOW_RESOURCES 0x14

1
include/net/bluetooth/hci_core.h
View File

@ -926,7 +926,6 @@ int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr);
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb);
int hci_recv_frame(struct hci_dev *hdev, struct sk_buff *skb);
int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count);
int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count);
void hci_init_sysfs(struct hci_dev *hdev);

3
net/bluetooth/af_bluetooth.c
View File

@ -709,8 +709,11 @@ EXPORT_SYMBOL_GPL(bt_debugfs);
static int __init bt_init(void)
{
struct sk_buff *skb;
int err;
BUILD_BUG_ON(sizeof(struct bt_skb_cb) > sizeof(skb->cb));
BT_INFO("Core ver %s", VERSION);
bt_debugfs = debugfs_create_dir("bluetooth", NULL);

43
net/bluetooth/hci_conn.c
View File

@ -36,19 +36,25 @@
struct sco_param {
u16 pkt_type;
u16 max_latency;
u8 retrans_effort;
};
static const struct sco_param esco_param_cvsd[] = {
{ EDR_ESCO_MASK & ~ESCO_2EV3, 0x000a, 0x01 }, /* S3 */
{ EDR_ESCO_MASK & ~ESCO_2EV3, 0x0007, 0x01 }, /* S2 */
{ EDR_ESCO_MASK | ESCO_EV3, 0x0007, 0x01 }, /* S1 */
{ EDR_ESCO_MASK | ESCO_HV3, 0xffff, 0x01 }, /* D1 */
{ EDR_ESCO_MASK | ESCO_HV1, 0xffff, 0x01 }, /* D0 */
};
static const struct sco_param sco_param_cvsd[] = {
{ EDR_ESCO_MASK & ~ESCO_2EV3, 0x000a }, /* S3 */
{ EDR_ESCO_MASK & ~ESCO_2EV3, 0x0007 }, /* S2 */
{ EDR_ESCO_MASK | ESCO_EV3, 0x0007 }, /* S1 */
{ EDR_ESCO_MASK | ESCO_HV3, 0xffff }, /* D1 */
{ EDR_ESCO_MASK | ESCO_HV1, 0xffff }, /* D0 */
{ EDR_ESCO_MASK | ESCO_HV3, 0xffff, 0xff }, /* D1 */
{ EDR_ESCO_MASK | ESCO_HV1, 0xffff, 0xff }, /* D0 */
};
static const struct sco_param sco_param_wideband[] = {
{ EDR_ESCO_MASK & ~ESCO_2EV3, 0x000d }, /* T2 */
{ EDR_ESCO_MASK | ESCO_EV3, 0x0008 }, /* T1 */
static const struct sco_param esco_param_msbc[] = {
{ EDR_ESCO_MASK & ~ESCO_2EV3, 0x000d, 0x02 }, /* T2 */
{ EDR_ESCO_MASK | ESCO_EV3, 0x0008, 0x02 }, /* T1 */
};
static void hci_le_create_connection_cancel(struct hci_conn *conn)
@ -116,7 +122,7 @@ static void hci_reject_sco(struct hci_conn *conn)
{
struct hci_cp_reject_sync_conn_req cp;
cp.reason = HCI_ERROR_REMOTE_USER_TERM;
cp.reason = HCI_ERROR_REJ_LIMITED_RESOURCES;
bacpy(&cp.bdaddr, &conn->dst);
hci_send_cmd(conn->hdev, HCI_OP_REJECT_SYNC_CONN_REQ, sizeof(cp), &cp);
@ -201,21 +207,26 @@ bool hci_setup_sync(struct hci_conn *conn, __u16 handle)
switch (conn->setting & SCO_AIRMODE_MASK) {
case SCO_AIRMODE_TRANSP:
if (conn->attempt > ARRAY_SIZE(sco_param_wideband))
if (conn->attempt > ARRAY_SIZE(esco_param_msbc))
return false;
cp.retrans_effort = 0x02;
param = &sco_param_wideband[conn->attempt - 1];
param = &esco_param_msbc[conn->attempt - 1];
break;
case SCO_AIRMODE_CVSD:
if (conn->attempt > ARRAY_SIZE(sco_param_cvsd))
return false;
cp.retrans_effort = 0x01;
param = &sco_param_cvsd[conn->attempt - 1];
if (lmp_esco_capable(conn->link)) {
if (conn->attempt > ARRAY_SIZE(esco_param_cvsd))
return false;
param = &esco_param_cvsd[conn->attempt - 1];
} else {
if (conn->attempt > ARRAY_SIZE(sco_param_cvsd))
return false;
param = &sco_param_cvsd[conn->attempt - 1];
}
break;
default:
return false;
}
cp.retrans_effort = param->retrans_effort;
cp.pkt_type = __cpu_to_le16(param->pkt_type);
cp.max_latency = __cpu_to_le16(param->max_latency);

21
net/bluetooth/hci_core.c
View File

@ -4374,26 +4374,6 @@ static int hci_reassembly(struct hci_dev *hdev, int type, void *data,
return remain;
}
int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count)
{
int rem = 0;
if (type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT)
return -EILSEQ;
while (count) {
rem = hci_reassembly(hdev, type, data, count, type - 1);
if (rem < 0)
return rem;
data += (count - rem);
count = rem;
}
return rem;
}
EXPORT_SYMBOL(hci_recv_fragment);
#define STREAM_REASSEMBLY 0
int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count)
@ -4547,6 +4527,7 @@ static struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode,
BT_DBG("skb len %d", skb->len);
bt_cb(skb)->pkt_type = HCI_COMMAND_PKT;
bt_cb(skb)->opcode = opcode;
return skb;
}

14
net/bluetooth/lib.c
View File

@ -135,40 +135,34 @@ int bt_to_errno(__u16 code)
}
EXPORT_SYMBOL(bt_to_errno);
int bt_info(const char *format, ...)
void bt_info(const char *format, ...)
{
struct va_format vaf;
va_list args;
int r;
va_start(args, format);
vaf.fmt = format;
vaf.va = &args;
r = pr_info("%pV", &vaf);
pr_info("%pV", &vaf);
va_end(args);
return r;
}
EXPORT_SYMBOL(bt_info);
int bt_err(const char *format, ...)
void bt_err(const char *format, ...)
{
struct va_format vaf;
va_list args;
int r;
va_start(args, format);
vaf.fmt = format;
vaf.va = &args;
r = pr_err("%pV", &vaf);
pr_err("%pV", &vaf);
va_end(args);
return r;
}
EXPORT_SYMBOL(bt_err);

5
net/bluetooth/smp.c
View File

@ -494,8 +494,11 @@ static int tk_request(struct l2cap_conn *conn, u8 remote_oob, u8 auth,
}
/* Not Just Works/Confirm results in MITM Authentication */
if (method != JUST_CFM)
if (method != JUST_CFM) {
set_bit(SMP_FLAG_MITM_AUTH, &smp->flags);
if (hcon->pending_sec_level < BT_SECURITY_HIGH)
hcon->pending_sec_level = BT_SECURITY_HIGH;
}
/* If both devices have Keyoard-Display I/O, the master
* Confirms and the slave Enters the passkey.

125
net/ieee802154/6lowpan_rtnl.c
View File

@ -71,20 +71,42 @@ struct lowpan_dev_record {
struct list_head list;
};
/* don't save pan id, it's intra pan */
struct lowpan_addr {
u8 mode;
union {
/* IPv6 needs big endian here */
__be64 extended_addr;
__be16 short_addr;
} u;
};
struct lowpan_addr_info {
struct lowpan_addr daddr;
struct lowpan_addr saddr;
};
static inline struct
lowpan_dev_info *lowpan_dev_info(const struct net_device *dev)
{
return netdev_priv(dev);
}
static inline struct
lowpan_addr_info *lowpan_skb_priv(const struct sk_buff *skb)
{
WARN_ON_ONCE(skb_headroom(skb) < sizeof(struct lowpan_addr_info));
return (struct lowpan_addr_info *)(skb->data -
sizeof(struct lowpan_addr_info));
}
static int lowpan_header_create(struct sk_buff *skb, struct net_device *dev,
unsigned short type, const void *_daddr,
const void *_saddr, unsigned int len)
{
const u8 *saddr = _saddr;
const u8 *daddr = _daddr;
struct ieee802154_addr sa, da;
struct ieee802154_mac_cb *cb = mac_cb_init(skb);
struct lowpan_addr_info *info;
/* TODO:
* if this package isn't ipv6 one, where should it be routed?
@ -98,41 +120,17 @@ static int lowpan_header_create(struct sk_buff *skb, struct net_device *dev,
raw_dump_inline(__func__, "saddr", (unsigned char *)saddr, 8);
raw_dump_inline(__func__, "daddr", (unsigned char *)daddr, 8);
lowpan_header_compress(skb, dev, type, daddr, saddr, len);
info = lowpan_skb_priv(skb);
/* NOTE1: I'm still unsure about the fact that compression and WPAN
* header are created here and not later in the xmit. So wait for
* an opinion of net maintainers.
*/
/* NOTE2: to be absolutely correct, we must derive PANid information
* from MAC subif of the 'dev' and 'real_dev' network devices, but
* this isn't implemented in mainline yet, so currently we assign 0xff
*/
cb->type = IEEE802154_FC_TYPE_DATA;
/* TODO: Currently we only support extended_addr */
info->daddr.mode = IEEE802154_ADDR_LONG;
memcpy(&info->daddr.u.extended_addr, daddr,
sizeof(info->daddr.u.extended_addr));
info->saddr.mode = IEEE802154_ADDR_LONG;
memcpy(&info->saddr.u.extended_addr, saddr,
sizeof(info->daddr.u.extended_addr));
/* prepare wpan address data */
sa.mode = IEEE802154_ADDR_LONG;
sa.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev);
sa.extended_addr = ieee802154_devaddr_from_raw(saddr);
/* intra-PAN communications */
da.pan_id = sa.pan_id;
/* if the destination address is the broadcast address, use the
* corresponding short address
*/
if (lowpan_is_addr_broadcast(daddr)) {
da.mode = IEEE802154_ADDR_SHORT;
da.short_addr = cpu_to_le16(IEEE802154_ADDR_BROADCAST);
} else {
da.mode = IEEE802154_ADDR_LONG;
da.extended_addr = ieee802154_devaddr_from_raw(daddr);
}
cb->ackreq = !lowpan_is_addr_broadcast(daddr);
return dev_hard_header(skb, lowpan_dev_info(dev)->real_dev,
type, (void *)&da, (void *)&sa, 0);
return 0;
}
static int lowpan_give_skb_to_devices(struct sk_buff *skb,
@ -330,13 +328,68 @@ lowpan_xmit_fragmented(struct sk_buff *skb, struct net_device *dev,
return rc;
}
static int lowpan_header(struct sk_buff *skb, struct net_device *dev)
{
struct ieee802154_addr sa, da;
struct ieee802154_mac_cb *cb = mac_cb_init(skb);
struct lowpan_addr_info info;
void *daddr, *saddr;
memcpy(&info, lowpan_skb_priv(skb), sizeof(info));
/* TODO: Currently we only support extended_addr */
daddr = &info.daddr.u.extended_addr;
saddr = &info.saddr.u.extended_addr;
lowpan_header_compress(skb, dev, ETH_P_IPV6, daddr, saddr, skb->len);
cb->type = IEEE802154_FC_TYPE_DATA;
/* prepare wpan address data */
sa.mode = IEEE802154_ADDR_LONG;
sa.pan_id = ieee802154_mlme_ops(dev)->get_pan_id(dev);
sa.extended_addr = ieee802154_devaddr_from_raw(saddr);
/* intra-PAN communications */
da.pan_id = sa.pan_id;
/* if the destination address is the broadcast address, use the
* corresponding short address
*/
if (lowpan_is_addr_broadcast((const u8 *)daddr)) {
da.mode = IEEE802154_ADDR_SHORT;
da.short_addr = cpu_to_le16(IEEE802154_ADDR_BROADCAST);
cb->ackreq = false;
} else {
da.mode = IEEE802154_ADDR_LONG;
da.extended_addr = ieee802154_devaddr_from_raw(daddr);
cb->ackreq = true;
}
return dev_hard_header(skb, lowpan_dev_info(dev)->real_dev,
ETH_P_IPV6, (void *)&da, (void *)&sa, 0);
}
static netdev_tx_t lowpan_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ieee802154_hdr wpan_hdr;
int max_single;
int max_single, ret;
pr_debug("package xmit\n");
/* We must take a copy of the skb before we modify/replace the ipv6
* header as the header could be used elsewhere
*/
skb = skb_unshare(skb, GFP_ATOMIC);
if (!skb)
return NET_XMIT_DROP;
ret = lowpan_header(skb, dev);
if (ret < 0) {
kfree_skb(skb);
return NET_XMIT_DROP;
}
if (ieee802154_hdr_peek(skb, &wpan_hdr) < 0) {
kfree_skb(skb);
return NET_XMIT_DROP;