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-rw-r--r--[-rwxr-xr-x]drivers/bluetooth/hci_ath.c6
-rw-r--r--drivers/bluetooth/hci_bcsp.c4
-rw-r--r--drivers/bluetooth/hci_h4.c107
-rw-r--r--drivers/bluetooth/hci_ll.c4
-rw-r--r--include/net/bluetooth/hci_core.h2
-rw-r--r--net/bluetooth/hci_conn.c32
-rw-r--r--net/bluetooth/hci_core.c8
-rw-r--r--net/bluetooth/hci_event.c31
-rw-r--r--net/bluetooth/rfcomm/sock.c2
-rw-r--r--net/bluetooth/rfcomm/tty.c4
10 files changed, 63 insertions, 137 deletions
diff --git a/drivers/bluetooth/hci_ath.c b/drivers/bluetooth/hci_ath.c
index 5ab258bcccc..6a160c17ea9 100755..100644
--- a/drivers/bluetooth/hci_ath.c
+++ b/drivers/bluetooth/hci_ath.c
@@ -163,7 +163,7 @@ static int ath_enqueue(struct hci_uart *hu, struct sk_buff *skb)
struct ath_struct *ath = hu->priv;
if (bt_cb(skb)->pkt_type == HCI_SCODATA_PKT) {
- kfree(skb);
+ kfree_skb(skb);
return 0;
}
@@ -217,7 +217,7 @@ static struct hci_uart_proto athp = {
.flush = ath_flush,
};
-int ath_init(void)
+int __init ath_init(void)
{
int err = hci_uart_register_proto(&athp);
@@ -229,7 +229,7 @@ int ath_init(void)
return err;
}
-int ath_deinit(void)
+int __exit ath_deinit(void)
{
return hci_uart_unregister_proto(&athp);
}
diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c
index 42d69d4de05..9c5b2dc38e2 100644
--- a/drivers/bluetooth/hci_bcsp.c
+++ b/drivers/bluetooth/hci_bcsp.c
@@ -739,7 +739,7 @@ static struct hci_uart_proto bcsp = {
.flush = bcsp_flush
};
-int bcsp_init(void)
+int __init bcsp_init(void)
{
int err = hci_uart_register_proto(&bcsp);
@@ -751,7 +751,7 @@ int bcsp_init(void)
return err;
}
-int bcsp_deinit(void)
+int __exit bcsp_deinit(void)
{
return hci_uart_unregister_proto(&bcsp);
}
diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c
index 3f038f5308a..7b8ad93e2c3 100644
--- a/drivers/bluetooth/hci_h4.c
+++ b/drivers/bluetooth/hci_h4.c
@@ -151,107 +151,8 @@ static inline int h4_check_data_len(struct h4_struct *h4, int len)
/* Recv data */
static int h4_recv(struct hci_uart *hu, void *data, int count)
{
- struct h4_struct *h4 = hu->priv;
- register char *ptr;
- struct hci_event_hdr *eh;
- struct hci_acl_hdr *ah;
- struct hci_sco_hdr *sh;
- register int len, type, dlen;
-
- BT_DBG("hu %p count %d rx_state %ld rx_count %ld",
- hu, count, h4->rx_state, h4->rx_count);
-
- ptr = data;
- while (count) {
- if (h4->rx_count) {
- len = min_t(unsigned int, h4->rx_count, count);
- memcpy(skb_put(h4->rx_skb, len), ptr, len);
- h4->rx_count -= len; count -= len; ptr += len;
-
- if (h4->rx_count)
- continue;
-
- switch (h4->rx_state) {
- case H4_W4_DATA:
- BT_DBG("Complete data");
-
- hci_recv_frame(h4->rx_skb);
-
- h4->rx_state = H4_W4_PACKET_TYPE;
- h4->rx_skb = NULL;
- continue;
-
- case H4_W4_EVENT_HDR:
- eh = hci_event_hdr(h4->rx_skb);
-
- BT_DBG("Event header: evt 0x%2.2x plen %d", eh->evt, eh->plen);
-
- h4_check_data_len(h4, eh->plen);
- continue;
-
- case H4_W4_ACL_HDR:
- ah = hci_acl_hdr(h4->rx_skb);
- dlen = __le16_to_cpu(ah->dlen);
-
- BT_DBG("ACL header: dlen %d", dlen);
-
- h4_check_data_len(h4, dlen);
- continue;
-
- case H4_W4_SCO_HDR:
- sh = hci_sco_hdr(h4->rx_skb);
-
- BT_DBG("SCO header: dlen %d", sh->dlen);
-
- h4_check_data_len(h4, sh->dlen);
- continue;
- }
- }
-
- /* H4_W4_PACKET_TYPE */
- switch (*ptr) {
- case HCI_EVENT_PKT:
- BT_DBG("Event packet");
- h4->rx_state = H4_W4_EVENT_HDR;
- h4->rx_count = HCI_EVENT_HDR_SIZE;
- type = HCI_EVENT_PKT;
- break;
-
- case HCI_ACLDATA_PKT:
- BT_DBG("ACL packet");
- h4->rx_state = H4_W4_ACL_HDR;
- h4->rx_count = HCI_ACL_HDR_SIZE;
- type = HCI_ACLDATA_PKT;
- break;
-
- case HCI_SCODATA_PKT:
- BT_DBG("SCO packet");
- h4->rx_state = H4_W4_SCO_HDR;
- h4->rx_count = HCI_SCO_HDR_SIZE;
- type = HCI_SCODATA_PKT;
- break;
-
- default:
- BT_ERR("Unknown HCI packet type %2.2x", (__u8)*ptr);
- hu->hdev->stat.err_rx++;
- ptr++; count--;
- continue;
- };
-
- ptr++; count--;
-
- /* Allocate packet */
- h4->rx_skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC);
- if (!h4->rx_skb) {
- BT_ERR("Can't allocate mem for new packet");
- h4->rx_state = H4_W4_PACKET_TYPE;
- h4->rx_count = 0;
- return -ENOMEM;
- }
-
- h4->rx_skb->dev = (void *) hu->hdev;
- bt_cb(h4->rx_skb)->pkt_type = type;
- }
+ if (hci_recv_stream_fragment(hu->hdev, data, count) < 0)
+ BT_ERR("Frame Reassembly Failed");
return count;
}
@@ -272,7 +173,7 @@ static struct hci_uart_proto h4p = {
.flush = h4_flush,
};
-int h4_init(void)
+int __init h4_init(void)
{
int err = hci_uart_register_proto(&h4p);
@@ -284,7 +185,7 @@ int h4_init(void)
return err;
}
-int h4_deinit(void)
+int __exit h4_deinit(void)
{
return hci_uart_unregister_proto(&h4p);
}
diff --git a/drivers/bluetooth/hci_ll.c b/drivers/bluetooth/hci_ll.c
index 5744aba8272..38595e782d0 100644
--- a/drivers/bluetooth/hci_ll.c
+++ b/drivers/bluetooth/hci_ll.c
@@ -517,7 +517,7 @@ static struct hci_uart_proto llp = {
.flush = ll_flush,
};
-int ll_init(void)
+int __init ll_init(void)
{
int err = hci_uart_register_proto(&llp);
@@ -529,7 +529,7 @@ int ll_init(void)
return err;
}
-int ll_deinit(void)
+int __exit ll_deinit(void)
{
return hci_uart_unregister_proto(&llp);
}
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 350b3e6964b..8b28962e737 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -256,6 +256,7 @@ enum {
HCI_CONN_ENCRYPT_PEND,
HCI_CONN_RSWITCH_PEND,
HCI_CONN_MODE_CHANGE_PEND,
+ HCI_CONN_SCO_SETUP_PEND,
};
static inline void hci_conn_hash_init(struct hci_dev *hdev)
@@ -336,6 +337,7 @@ void hci_acl_connect(struct hci_conn *conn);
void hci_acl_disconn(struct hci_conn *conn, __u8 reason);
void hci_add_sco(struct hci_conn *conn, __u16 handle);
void hci_setup_sync(struct hci_conn *conn, __u16 handle);
+void hci_sco_setup(struct hci_conn *conn, __u8 status);
struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst);
int hci_conn_del(struct hci_conn *conn);
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index e9fef83449f..0b1e460fe44 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -155,6 +155,27 @@ void hci_setup_sync(struct hci_conn *conn, __u16 handle)
hci_send_cmd(hdev, HCI_OP_SETUP_SYNC_CONN, sizeof(cp), &cp);
}
+/* Device _must_ be locked */
+void hci_sco_setup(struct hci_conn *conn, __u8 status)
+{
+ struct hci_conn *sco = conn->link;
+
+ BT_DBG("%p", conn);
+
+ if (!sco)
+ return;
+
+ if (!status) {
+ if (lmp_esco_capable(conn->hdev))
+ hci_setup_sync(sco, conn->handle);
+ else
+ hci_add_sco(sco, conn->handle);
+ } else {
+ hci_proto_connect_cfm(sco, status);
+ hci_conn_del(sco);
+ }
+}
+
static void hci_conn_timeout(unsigned long arg)
{
struct hci_conn *conn = (void *) arg;
@@ -385,10 +406,13 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
acl->power_save = 1;
hci_conn_enter_active_mode(acl);
- if (lmp_esco_capable(hdev))
- hci_setup_sync(sco, acl->handle);
- else
- hci_add_sco(sco, acl->handle);
+ if (test_bit(HCI_CONN_MODE_CHANGE_PEND, &acl->pend)) {
+ /* defer SCO setup until mode change completed */
+ set_bit(HCI_CONN_SCO_SETUP_PEND, &acl->pend);
+ return sco;
+ }
+
+ hci_sco_setup(acl, 0x00);
}
return sco;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 995c9f9b84d..8303f1c9ef5 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1149,7 +1149,7 @@ int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count)
if (type < HCI_ACLDATA_PKT || type > HCI_EVENT_PKT)
return -EILSEQ;
- do {
+ while (count) {
rem = hci_reassembly(hdev, type, data, count,
type - 1, GFP_ATOMIC);
if (rem < 0)
@@ -1157,7 +1157,7 @@ int hci_recv_fragment(struct hci_dev *hdev, int type, void *data, int count)
data += (count - rem);
count = rem;
- } while (count);
+ };
return rem;
}
@@ -1170,7 +1170,7 @@ int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count)
int type;
int rem = 0;
- do {
+ while (count) {
struct sk_buff *skb = hdev->reassembly[STREAM_REASSEMBLY];
if (!skb) {
@@ -1192,7 +1192,7 @@ int hci_recv_stream_fragment(struct hci_dev *hdev, void *data, int count)
data += (count - rem);
count = rem;
- } while (count);
+ };
return rem;
}
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 2069c3b05fd..bfef5bae0b3 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -785,9 +785,13 @@ static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status)
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
- if (conn)
+ if (conn) {
clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend);
+ if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend))
+ hci_sco_setup(conn, status);
+ }
+
hci_dev_unlock(hdev);
}
@@ -808,9 +812,13 @@ static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status)
hci_dev_lock(hdev);
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
- if (conn)
+ if (conn) {
clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->pend);
+ if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend))
+ hci_sco_setup(conn, status);
+ }
+
hci_dev_unlock(hdev);
}
@@ -915,20 +923,8 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
} else
conn->state = BT_CLOSED;
- if (conn->type == ACL_LINK) {
- struct hci_conn *sco = conn->link;
- if (sco) {
- if (!ev->status) {
- if (lmp_esco_capable(hdev))
- hci_setup_sync(sco, conn->handle);
- else
- hci_add_sco(sco, conn->handle);
- } else {
- hci_proto_connect_cfm(sco, ev->status);
- hci_conn_del(sco);
- }
- }
- }
+ if (conn->type == ACL_LINK)
+ hci_sco_setup(conn, ev->status);
if (ev->status) {
hci_proto_connect_cfm(conn, ev->status);
@@ -1481,6 +1477,9 @@ static inline void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb
else
conn->power_save = 0;
}
+
+ if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->pend))
+ hci_sco_setup(conn, ev->status);
}
hci_dev_unlock(hdev);
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index 43fbf6b4b4b..44a62327595 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -1152,7 +1152,7 @@ error:
return err;
}
-void rfcomm_cleanup_sockets(void)
+void __exit rfcomm_cleanup_sockets(void)
{
debugfs_remove(rfcomm_sock_debugfs);
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index 309b6c261b2..026205c18b7 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -1153,7 +1153,7 @@ static const struct tty_operations rfcomm_ops = {
.tiocmset = rfcomm_tty_tiocmset,
};
-int rfcomm_init_ttys(void)
+int __init rfcomm_init_ttys(void)
{
rfcomm_tty_driver = alloc_tty_driver(RFCOMM_TTY_PORTS);
if (!rfcomm_tty_driver)
@@ -1183,7 +1183,7 @@ int rfcomm_init_ttys(void)
return 0;
}
-void rfcomm_cleanup_ttys(void)
+void __exit rfcomm_cleanup_ttys(void)
{
tty_unregister_driver(rfcomm_tty_driver);
put_tty_driver(rfcomm_tty_driver);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-22 17:17:16 +0000