Merge branch 'master' into upstream

9 files changed, 250 insertions, 27 deletions

diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index 788ea7a2b744..305a099b7477 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -276,7 +276,7 @@ int bt_sock_wait_state(struct sock *sk, int state, unsigned long timeo)
                 set_current_state(TASK_INTERRUPTIBLE);
 
                 if (!timeo) {
-                        err = -EAGAIN;
+                        err = -EINPROGRESS;
                         break;
                 }
 
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index e620061fb50f..2312d050eeed 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -51,6 +51,7 @@
 #include <asm/unaligned.h>
 
 #include <net/bluetooth/bluetooth.h>
+#include <net/bluetooth/hci_core.h>
 #include <net/bluetooth/l2cap.h>
 
 #include "bnep.h"
@@ -515,6 +516,26 @@ static int bnep_session(void *arg)
         return 0;
 }
 
+static struct device *bnep_get_device(struct bnep_session *session)
+{
+        bdaddr_t *src = &bt_sk(session->sock->sk)->src;
+        bdaddr_t *dst = &bt_sk(session->sock->sk)->dst;
+        struct hci_dev *hdev;
+        struct hci_conn *conn;
+
+        hdev = hci_get_route(dst, src);
+        if (!hdev)
+                return NULL;
+
+        conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, dst);
+        if (!conn)
+                return NULL;
+
+        hci_dev_put(hdev);
+
+        return &conn->dev;
+}
+
 int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
 {
         struct net_device *dev;
@@ -534,7 +555,6 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
         if (!dev)
                 return -ENOMEM;
 
-
         down_write(&bnep_session_sem);
 
         ss = __bnep_get_session(dst);
@@ -551,7 +571,7 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
         memcpy(s->eh.h_source, &dst, ETH_ALEN);
         memcpy(dev->dev_addr, s->eh.h_dest, ETH_ALEN);
 
-        s->dev = dev;
+        s->dev   = dev;
         s->sock  = sock;
         s->role  = req->role;
         s->state = BT_CONNECTED;
@@ -568,6 +588,8 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
         bnep_set_default_proto_filter(s);
 #endif
 
+        SET_NETDEV_DEV(dev, bnep_get_device(s));
+
         err = register_netdev(dev);
         if (err) {
                 goto failed;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 420ed4d7e57e..90e3a285a17e 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -84,6 +84,20 @@ static void hci_acl_connect(struct hci_conn *conn)
         hci_send_cmd(hdev, OGF_LINK_CTL, OCF_CREATE_CONN, sizeof(cp), &cp);
 }
 
+static void hci_acl_connect_cancel(struct hci_conn *conn)
+{
+        struct hci_cp_create_conn_cancel cp;
+
+        BT_DBG("%p", conn);
+
+        if (conn->hdev->hci_ver < 2)
+                return;
+
+        bacpy(&cp.bdaddr, &conn->dst);
+        hci_send_cmd(conn->hdev, OGF_LINK_CTL,
+                                OCF_CREATE_CONN_CANCEL, sizeof(cp), &cp);
+}
+
 void hci_acl_disconn(struct hci_conn *conn, __u8 reason)
 {
         struct hci_cp_disconnect cp;
@@ -94,7 +108,8 @@ void hci_acl_disconn(struct hci_conn *conn, __u8 reason)
 
         cp.handle = __cpu_to_le16(conn->handle);
         cp.reason = reason;
-        hci_send_cmd(conn->hdev, OGF_LINK_CTL, OCF_DISCONNECT, sizeof(cp), &cp);
+        hci_send_cmd(conn->hdev, OGF_LINK_CTL,
+                                OCF_DISCONNECT, sizeof(cp), &cp);
 }
 
 void hci_add_sco(struct hci_conn *conn, __u16 handle)
@@ -124,12 +139,20 @@ static void hci_conn_timeout(unsigned long arg)
                 return;
 
         hci_dev_lock(hdev);
-        if (conn->state == BT_CONNECTED)
+
+        switch (conn->state) {
+        case BT_CONNECT:
+                hci_acl_connect_cancel(conn);
+                break;
+        case BT_CONNECTED:
                 hci_acl_disconn(conn, 0x13);
-        else
+                break;
+        default:
                 conn->state = BT_CLOSED;
+                break;
+        }
+
         hci_dev_unlock(hdev);
-        return;
 }
 
 static void hci_conn_idle(unsigned long arg)
@@ -179,6 +202,8 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
         if (hdev->notify)
                 hdev->notify(hdev, HCI_NOTIFY_CONN_ADD);
 
+        hci_conn_add_sysfs(conn);
+
         tasklet_enable(&hdev->tx_task);
 
         return conn;
@@ -211,6 +236,8 @@ int hci_conn_del(struct hci_conn *conn)
 
         tasklet_disable(&hdev->tx_task);
 
+        hci_conn_del_sysfs(conn);
+
         hci_conn_hash_del(hdev, conn);
         if (hdev->notify)
                 hdev->notify(hdev, HCI_NOTIFY_CONN_DEL);
@@ -221,7 +248,9 @@ int hci_conn_del(struct hci_conn *conn)
 
         hci_dev_put(hdev);
 
-        kfree(conn);
+        /* will free via device release */
+        put_device(&conn->dev);
+
         return 0;
 }
 
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 5ed474277903..338ae977a31b 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -206,6 +206,9 @@ static void hci_init_req(struct hci_dev *hdev, unsigned long opt)
         /* Read Local Supported Features */
         hci_send_cmd(hdev, OGF_INFO_PARAM, OCF_READ_LOCAL_FEATURES, 0, NULL);
 
+        /* Read Local Version */
+        hci_send_cmd(hdev, OGF_INFO_PARAM, OCF_READ_LOCAL_VERSION, 0, NULL);
+
         /* Read Buffer Size (ACL mtu, max pkt, etc.) */
         hci_send_cmd(hdev, OGF_INFO_PARAM, OCF_READ_BUFFER_SIZE, 0, NULL);
 
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 3896dabab11d..d43d0c890975 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -62,6 +62,7 @@ static void hci_cc_link_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb
 
         switch (ocf) {
         case OCF_INQUIRY_CANCEL:
+        case OCF_EXIT_PERIODIC_INQ:
                 status = *((__u8 *) skb->data);
 
                 if (status) {
@@ -297,6 +298,7 @@ static void hci_cc_host_ctl(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb
 /* Command Complete OGF INFO_PARAM  */
 static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *skb)
 {
+        struct hci_rp_read_loc_version *lv;
         struct hci_rp_read_local_features *lf;
         struct hci_rp_read_buffer_size *bs;
         struct hci_rp_read_bd_addr *ba;
@@ -304,6 +306,23 @@ static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *s
         BT_DBG("%s ocf 0x%x", hdev->name, ocf);
 
         switch (ocf) {
+        case OCF_READ_LOCAL_VERSION:
+                lv = (struct hci_rp_read_loc_version *) skb->data;
+
+                if (lv->status) {
+                        BT_DBG("%s READ_LOCAL_VERSION failed %d", hdev->name, lf->status);
+                        break;
+                }
+
+                hdev->hci_ver = lv->hci_ver;
+                hdev->hci_rev = btohs(lv->hci_rev);
+                hdev->manufacturer = btohs(lv->manufacturer);
+
+                BT_DBG("%s: manufacturer %d hci_ver %d hci_rev %d", hdev->name,
+                                hdev->manufacturer, hdev->hci_ver, hdev->hci_rev);
+
+                break;
+
         case OCF_READ_LOCAL_FEATURES:
                 lf = (struct hci_rp_read_local_features *) skb->data;
 
@@ -328,7 +347,8 @@ static void hci_cc_info_param(struct hci_dev *hdev, __u16 ocf, struct sk_buff *s
                 if (hdev->features[1] & LMP_HV3)
                         hdev->pkt_type |= (HCI_HV3);
 
-                BT_DBG("%s: features 0x%x 0x%x 0x%x", hdev->name, lf->features[0], lf->features[1], lf->features[2]);
+                BT_DBG("%s: features 0x%x 0x%x 0x%x", hdev->name,
+                                lf->features[0], lf->features[1], lf->features[2]);
 
                 break;
 
@@ -757,6 +777,10 @@ static inline void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *s
 
                         hci_send_cmd(hdev, OGF_LINK_CTL,
                                 OCF_CHANGE_CONN_PTYPE, sizeof(cp), &cp);
+                } else {
+                        /* Update disconnect timer */
+                        hci_conn_hold(conn);
+                        hci_conn_put(conn);
                 }
         } else
                 conn->state = BT_CLOSED;
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 3987d167f04e..989b22d9042e 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -13,16 +13,32 @@
 #define BT_DBG(D...)
 #endif
 
-static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
+static inline char *typetostr(int type)
 {
-        struct hci_dev *hdev = dev_get_drvdata(dev);
-        return sprintf(buf, "%s\n", hdev->name);
+        switch (type) {
+        case HCI_VIRTUAL:
+                return "VIRTUAL";
+        case HCI_USB:
+                return "USB";
+        case HCI_PCCARD:
+                return "PCCARD";
+        case HCI_UART:
+                return "UART";
+        case HCI_RS232:
+                return "RS232";
+        case HCI_PCI:
+                return "PCI";
+        case HCI_SDIO:
+                return "SDIO";
+        default:
+                return "UNKNOWN";
+        }
 }
 
 static ssize_t show_type(struct device *dev, struct device_attribute *attr, char *buf)
 {
         struct hci_dev *hdev = dev_get_drvdata(dev);
-        return sprintf(buf, "%d\n", hdev->type);
+        return sprintf(buf, "%s\n", typetostr(hdev->type));
 }
 
 static ssize_t show_address(struct device *dev, struct device_attribute *attr, char *buf)
@@ -33,10 +49,22 @@ static ssize_t show_address(struct device *dev, struct device_attribute *attr, c
         return sprintf(buf, "%s\n", batostr(&bdaddr));
 }
 
-static ssize_t show_flags(struct device *dev, struct device_attribute *attr, char *buf)
+static ssize_t show_manufacturer(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_dev *hdev = dev_get_drvdata(dev);
+        return sprintf(buf, "%d\n", hdev->manufacturer);
+}
+
+static ssize_t show_hci_version(struct device *dev, struct device_attribute *attr, char *buf)
 {
         struct hci_dev *hdev = dev_get_drvdata(dev);
-        return sprintf(buf, "0x%lx\n", hdev->flags);
+        return sprintf(buf, "%d\n", hdev->hci_ver);
+}
+
+static ssize_t show_hci_revision(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_dev *hdev = dev_get_drvdata(dev);
+        return sprintf(buf, "%d\n", hdev->hci_rev);
 }
 
 static ssize_t show_inquiry_cache(struct device *dev, struct device_attribute *attr, char *buf)
@@ -141,10 +169,11 @@ static ssize_t store_sniff_min_interval(struct device *dev, struct device_attrib
         return count;
 }
 
-static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
 static DEVICE_ATTR(type, S_IRUGO, show_type, NULL);
 static DEVICE_ATTR(address, S_IRUGO, show_address, NULL);
-static DEVICE_ATTR(flags, S_IRUGO, show_flags, NULL);
+static DEVICE_ATTR(manufacturer, S_IRUGO, show_manufacturer, NULL);
+static DEVICE_ATTR(hci_version, S_IRUGO, show_hci_version, NULL);
+static DEVICE_ATTR(hci_revision, S_IRUGO, show_hci_revision, NULL);
 static DEVICE_ATTR(inquiry_cache, S_IRUGO, show_inquiry_cache, NULL);
 
 static DEVICE_ATTR(idle_timeout, S_IRUGO | S_IWUSR,
@@ -155,10 +184,11 @@ static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
                                 show_sniff_min_interval, store_sniff_min_interval);
 
 static struct device_attribute *bt_attrs[] = {
-        &dev_attr_name,
         &dev_attr_type,
         &dev_attr_address,
-        &dev_attr_flags,
+        &dev_attr_manufacturer,
+        &dev_attr_hci_version,
+        &dev_attr_hci_revision,
         &dev_attr_inquiry_cache,
         &dev_attr_idle_timeout,
         &dev_attr_sniff_max_interval,
@@ -166,6 +196,32 @@ static struct device_attribute *bt_attrs[] = {
         NULL
 };
 
+static ssize_t show_conn_type(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_conn *conn = dev_get_drvdata(dev);
+        return sprintf(buf, "%s\n", conn->type == ACL_LINK ? "ACL" : "SCO");
+}
+
+static ssize_t show_conn_address(struct device *dev, struct device_attribute *attr, char *buf)
+{
+        struct hci_conn *conn = dev_get_drvdata(dev);
+        bdaddr_t bdaddr;
+        baswap(&bdaddr, &conn->dst);
+        return sprintf(buf, "%s\n", batostr(&bdaddr));
+}
+
+#define CONN_ATTR(_name,_mode,_show,_store) \
+struct device_attribute conn_attr_##_name = __ATTR(_name,_mode,_show,_store)
+
+static CONN_ATTR(type, S_IRUGO, show_conn_type, NULL);
+static CONN_ATTR(address, S_IRUGO, show_conn_address, NULL);
+
+static struct device_attribute *conn_attrs[] = {
+        &conn_attr_type,
+        &conn_attr_address,
+        NULL
+};
+
 struct class *bt_class = NULL;
 EXPORT_SYMBOL_GPL(bt_class);
 
@@ -177,8 +233,57 @@ static struct platform_device *bt_platform;
 
 static void bt_release(struct device *dev)
 {
-        struct hci_dev *hdev = dev_get_drvdata(dev);
-        kfree(hdev);
+        void *data = dev_get_drvdata(dev);
+        kfree(data);
+}
+
+static void add_conn(void *data)
+{
+        struct hci_conn *conn = data;
+        int i;
+
+        device_register(&conn->dev);
+
+        for (i = 0; conn_attrs[i]; i++)
+                device_create_file(&conn->dev, conn_attrs[i]);
+}
+
+void hci_conn_add_sysfs(struct hci_conn *conn)
+{
+        struct hci_dev *hdev = conn->hdev;
+        bdaddr_t *ba = &conn->dst;
+
+        BT_DBG("conn %p", conn);
+
+        conn->dev.parent  = &hdev->dev;
+        conn->dev.release = bt_release;
+
+        snprintf(conn->dev.bus_id, BUS_ID_SIZE,
+                        "%s%2.2X%2.2X%2.2X%2.2X%2.2X%2.2X",
+                        conn->type == ACL_LINK ? "acl" : "sco",
+                        ba->b[5], ba->b[4], ba->b[3],
+                        ba->b[2], ba->b[1], ba->b[0]);
+
+        dev_set_drvdata(&conn->dev, conn);
+
+        INIT_WORK(&conn->work, add_conn, (void *) conn);
+
+        schedule_work(&conn->work);
+}
+
+static void del_conn(void *data)
+{
+        struct hci_conn *conn = data;
+        device_del(&conn->dev);
+}
+
+void hci_conn_del_sysfs(struct hci_conn *conn)
+{
+        BT_DBG("conn %p", conn);
+
+        INIT_WORK(&conn->work, del_conn, (void *) conn);
+
+        schedule_work(&conn->work);
 }
 
 int hci_register_sysfs(struct hci_dev *hdev)
@@ -214,11 +319,9 @@ int hci_register_sysfs(struct hci_dev *hdev)
 
 void hci_unregister_sysfs(struct hci_dev *hdev)
 {
-        struct device *dev = &hdev->dev;
-
         BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
 
-        device_del(dev);
+        device_del(&hdev->dev);
 }
 
 int __init bt_sysfs_init(void)
@@ -245,7 +348,7 @@ int __init bt_sysfs_init(void)
         return 0;
 }
 
-void __exit bt_sysfs_cleanup(void)
+void bt_sysfs_cleanup(void)
 {
         class_destroy(bt_class);
 
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index c6e3a2c27c6e..03b5dadb4951 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -40,6 +40,7 @@
 #include <linux/input.h>
 
 #include <net/bluetooth/bluetooth.h>
+#include <net/bluetooth/hci_core.h>
 #include <net/bluetooth/l2cap.h>
 
 #include "hidp.h"
@@ -528,6 +529,26 @@ static int hidp_session(void *arg)
         return 0;
 }
 
+static struct device *hidp_get_device(struct hidp_session *session)
+{
+        bdaddr_t *src = &bt_sk(session->ctrl_sock->sk)->src;
+        bdaddr_t *dst = &bt_sk(session->ctrl_sock->sk)->dst;
+        struct hci_dev *hdev;
+        struct hci_conn *conn;
+
+        hdev = hci_get_route(dst, src);
+        if (!hdev)
+                return NULL;
+
+        conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, dst);
+        if (!conn)
+                return NULL;
+
+        hci_dev_put(hdev);
+
+        return &conn->dev;
+}
+
 static inline void hidp_setup_input(struct hidp_session *session, struct hidp_connadd_req *req)
 {
         struct input_dev *input = session->input;
@@ -566,6 +587,8 @@ static inline void hidp_setup_input(struct hidp_session *session, struct hidp_co
                 input->relbit[0] |= BIT(REL_WHEEL);
         }
 
+        input->cdev.dev = hidp_get_device(session);
+
         input->event = hidp_input_event;
 
         input_register_device(input);
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 332dd8f436ea..468df3b953f6 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -644,7 +644,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, bdaddr_t *dst
         addr.l2_family = AF_BLUETOOTH;
         addr.l2_psm    = htobs(RFCOMM_PSM);
         *err = sock->ops->connect(sock, (struct sockaddr *) &addr, sizeof(addr), O_NONBLOCK);
-        if (*err == 0 || *err == -EAGAIN)
+        if (*err == 0 || *err == -EINPROGRESS)
                 return s;
 
         rfcomm_session_del(s);
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index bd8d671a0ba6..26f322737db0 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -38,6 +38,7 @@
 #include <linux/skbuff.h>
 
 #include <net/bluetooth/bluetooth.h>
+#include <net/bluetooth/hci_core.h>
 #include <net/bluetooth/rfcomm.h>
 
 #ifndef CONFIG_BT_RFCOMM_DEBUG
@@ -161,6 +162,24 @@ static inline struct rfcomm_dev *rfcomm_dev_get(int id)
         return dev;
 }
 
+static struct device *rfcomm_get_device(struct rfcomm_dev *dev)
+{
+        struct hci_dev *hdev;
+        struct hci_conn *conn;
+
+        hdev = hci_get_route(&dev->dst, &dev->src);
+        if (!hdev)
+                return NULL;
+
+        conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &dev->dst);
+        if (!conn)
+                return NULL;
+
+        hci_dev_put(hdev);
+
+        return &conn->dev;
+}
+
 static int rfcomm_dev_add(struct rfcomm_dev_req *req, struct rfcomm_dlc *dlc)
 {
         struct rfcomm_dev *dev;
@@ -244,7 +263,7 @@ out:
                 return err;
         }
 
-        tty_register_device(rfcomm_tty_driver, dev->id, NULL);
+        tty_register_device(rfcomm_tty_driver, dev->id, rfcomm_get_device(dev));
 
         return dev->id;
 }