aboutsummaryrefslogtreecommitdiff
path: root/net/bluetooth/sco.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/bluetooth/sco.c')
-rw-r--r--net/bluetooth/sco.c70
1 files changed, 32 insertions, 38 deletions
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 96bd388d93a..c06dbd3938e 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -92,9 +92,6 @@ static struct sco_conn *sco_conn_add(struct hci_conn *hcon)
hcon->sco_data = conn;
conn->hcon = hcon;
- conn->src = &hdev->bdaddr;
- conn->dst = &hcon->dst;
-
if (hdev->sco_mtu > 0)
conn->mtu = hdev->sco_mtu;
else
@@ -156,16 +153,14 @@ static int sco_chan_add(struct sco_conn *conn, struct sock *sk,
static int sco_connect(struct sock *sk)
{
- bdaddr_t *src = &bt_sk(sk)->src;
- bdaddr_t *dst = &bt_sk(sk)->dst;
struct sco_conn *conn;
struct hci_conn *hcon;
struct hci_dev *hdev;
int err, type;
- BT_DBG("%pMR -> %pMR", src, dst);
+ BT_DBG("%pMR -> %pMR", &sco_pi(sk)->src, &sco_pi(sk)->dst);
- hdev = hci_get_route(dst, src);
+ hdev = hci_get_route(&sco_pi(sk)->dst, &sco_pi(sk)->src);
if (!hdev)
return -EHOSTUNREACH;
@@ -182,7 +177,8 @@ static int sco_connect(struct sock *sk)
goto done;
}
- hcon = hci_connect_sco(hdev, type, dst, sco_pi(sk)->setting);
+ hcon = hci_connect_sco(hdev, type, &sco_pi(sk)->dst,
+ sco_pi(sk)->setting);
if (IS_ERR(hcon)) {
err = PTR_ERR(hcon);
goto done;
@@ -196,7 +192,7 @@ static int sco_connect(struct sock *sk)
}
/* Update source addr of the socket */
- bacpy(src, conn->src);
+ bacpy(&sco_pi(sk)->src, &hcon->src);
err = sco_chan_add(conn, sk, NULL);
if (err)
@@ -270,7 +266,7 @@ static struct sock *__sco_get_sock_listen_by_addr(bdaddr_t *ba)
if (sk->sk_state != BT_LISTEN)
continue;
- if (!bacmp(&bt_sk(sk)->src, ba))
+ if (!bacmp(&sco_pi(sk)->src, ba))
return sk;
}
@@ -291,11 +287,11 @@ static struct sock *sco_get_sock_listen(bdaddr_t *src)
continue;
/* Exact match. */
- if (!bacmp(&bt_sk(sk)->src, src))
+ if (!bacmp(&sco_pi(sk)->src, src))
break;
/* Closest match */
- if (!bacmp(&bt_sk(sk)->src, BDADDR_ANY))
+ if (!bacmp(&sco_pi(sk)->src, BDADDR_ANY))
sk1 = sk;
}
@@ -475,7 +471,7 @@ static int sco_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le
goto done;
}
- bacpy(&bt_sk(sk)->src, &sa->sco_bdaddr);
+ bacpy(&sco_pi(sk)->src, &sa->sco_bdaddr);
sk->sk_state = BT_BOUND;
@@ -505,7 +501,7 @@ static int sco_sock_connect(struct socket *sock, struct sockaddr *addr, int alen
lock_sock(sk);
/* Set destination address and psm */
- bacpy(&bt_sk(sk)->dst, &sa->sco_bdaddr);
+ bacpy(&sco_pi(sk)->dst, &sa->sco_bdaddr);
err = sco_connect(sk);
if (err)
@@ -522,7 +518,7 @@ done:
static int sco_sock_listen(struct socket *sock, int backlog)
{
struct sock *sk = sock->sk;
- bdaddr_t *src = &bt_sk(sk)->src;
+ bdaddr_t *src = &sco_pi(sk)->src;
int err = 0;
BT_DBG("sk %p backlog %d", sk, backlog);
@@ -626,9 +622,9 @@ static int sco_sock_getname(struct socket *sock, struct sockaddr *addr, int *len
*len = sizeof(struct sockaddr_sco);
if (peer)
- bacpy(&sa->sco_bdaddr, &bt_sk(sk)->dst);
+ bacpy(&sa->sco_bdaddr, &sco_pi(sk)->dst);
else
- bacpy(&sa->sco_bdaddr, &bt_sk(sk)->src);
+ bacpy(&sa->sco_bdaddr, &sco_pi(sk)->src);
return 0;
}
@@ -680,20 +676,20 @@ static void sco_conn_defer_accept(struct hci_conn *conn, u16 setting)
bacpy(&cp.bdaddr, &conn->dst);
cp.pkt_type = cpu_to_le16(conn->pkt_type);
- cp.tx_bandwidth = __constant_cpu_to_le32(0x00001f40);
- cp.rx_bandwidth = __constant_cpu_to_le32(0x00001f40);
+ cp.tx_bandwidth = cpu_to_le32(0x00001f40);
+ cp.rx_bandwidth = cpu_to_le32(0x00001f40);
cp.content_format = cpu_to_le16(setting);
switch (setting & SCO_AIRMODE_MASK) {
case SCO_AIRMODE_TRANSP:
if (conn->pkt_type & ESCO_2EV3)
- cp.max_latency = __constant_cpu_to_le16(0x0008);
+ cp.max_latency = cpu_to_le16(0x0008);
else
- cp.max_latency = __constant_cpu_to_le16(0x000D);
+ cp.max_latency = cpu_to_le16(0x000D);
cp.retrans_effort = 0x02;
break;
case SCO_AIRMODE_CVSD:
- cp.max_latency = __constant_cpu_to_le16(0xffff);
+ cp.max_latency = cpu_to_le16(0xffff);
cp.retrans_effort = 0xff;
break;
}
@@ -715,7 +711,6 @@ static int sco_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
sco_conn_defer_accept(pi->conn->hcon, pi->setting);
sk->sk_state = BT_CONFIG;
- msg->msg_namelen = 0;
release_sock(sk);
return 0;
@@ -999,7 +994,7 @@ static void sco_conn_ready(struct sco_conn *conn)
} else {
sco_conn_lock(conn);
- parent = sco_get_sock_listen(conn->src);
+ parent = sco_get_sock_listen(&conn->hcon->src);
if (!parent) {
sco_conn_unlock(conn);
return;
@@ -1017,8 +1012,8 @@ static void sco_conn_ready(struct sco_conn *conn)
sco_sock_init(sk, parent);
- bacpy(&bt_sk(sk)->src, conn->src);
- bacpy(&bt_sk(sk)->dst, conn->dst);
+ bacpy(&sco_pi(sk)->src, &conn->hcon->src);
+ bacpy(&sco_pi(sk)->dst, &conn->hcon->dst);
hci_conn_hold(conn->hcon);
__sco_chan_add(conn, sk, parent);
@@ -1029,7 +1024,7 @@ static void sco_conn_ready(struct sco_conn *conn)
sk->sk_state = BT_CONNECTED;
/* Wake up parent */
- parent->sk_data_ready(parent, 1);
+ parent->sk_data_ready(parent);
bh_unlock_sock(parent);
@@ -1051,8 +1046,8 @@ int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)
if (sk->sk_state != BT_LISTEN)
continue;
- if (!bacmp(&bt_sk(sk)->src, &hdev->bdaddr) ||
- !bacmp(&bt_sk(sk)->src, BDADDR_ANY)) {
+ if (!bacmp(&sco_pi(sk)->src, &hdev->bdaddr) ||
+ !bacmp(&sco_pi(sk)->src, BDADDR_ANY)) {
lm |= HCI_LM_ACCEPT;
if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))
@@ -1111,8 +1106,8 @@ static int sco_debugfs_show(struct seq_file *f, void *p)
read_lock(&sco_sk_list.lock);
sk_for_each(sk, &sco_sk_list.head) {
- seq_printf(f, "%pMR %pMR %d\n", &bt_sk(sk)->src,
- &bt_sk(sk)->dst, sk->sk_state);
+ seq_printf(f, "%pMR %pMR %d\n", &sco_pi(sk)->src,
+ &sco_pi(sk)->dst, sk->sk_state);
}
read_unlock(&sco_sk_list.lock);
@@ -1181,15 +1176,14 @@ int __init sco_init(void)
goto error;
}
- if (bt_debugfs) {
- sco_debugfs = debugfs_create_file("sco", 0444, bt_debugfs,
- NULL, &sco_debugfs_fops);
- if (!sco_debugfs)
- BT_ERR("Failed to create SCO debug file");
- }
-
BT_INFO("SCO socket layer initialized");
+ if (IS_ERR_OR_NULL(bt_debugfs))
+ return 0;
+
+ sco_debugfs = debugfs_create_file("sco", 0444, bt_debugfs,
+ NULL, &sco_debugfs_fops);
+
return 0;
error:
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-04 13:25:56 +0000