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-rw-r--r--net/bluetooth/hci_core.c12
-rw-r--r--net/bluetooth/hci_event.c1
-rw-r--r--net/bluetooth/hci_sock.c4
-rw-r--r--net/bluetooth/hci_sysfs.c122
4 files changed, 99 insertions, 40 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 94ba3498202..4ad23192c7a 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -491,6 +491,10 @@ int hci_dev_open(__u16 dev)
if (test_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks))
set_bit(HCI_RAW, &hdev->flags);
+ /* Treat all non BR/EDR controllers as raw devices for now */
+ if (hdev->dev_type != HCI_BREDR)
+ set_bit(HCI_RAW, &hdev->flags);
+
if (hdev->open(hdev)) {
ret = -EIO;
goto done;
@@ -797,7 +801,7 @@ int hci_get_dev_info(void __user *arg)
strcpy(di.name, hdev->name);
di.bdaddr = hdev->bdaddr;
- di.type = hdev->type;
+ di.type = (hdev->bus & 0x0f) | (hdev->dev_type << 4);
di.flags = hdev->flags;
di.pkt_type = hdev->pkt_type;
di.acl_mtu = hdev->acl_mtu;
@@ -869,8 +873,8 @@ int hci_register_dev(struct hci_dev *hdev)
struct list_head *head = &hci_dev_list, *p;
int i, id = 0;
- BT_DBG("%p name %s type %d owner %p", hdev, hdev->name,
- hdev->type, hdev->owner);
+ BT_DBG("%p name %s bus %d owner %p", hdev, hdev->name,
+ hdev->bus, hdev->owner);
if (!hdev->open || !hdev->close || !hdev->destruct)
return -EINVAL;
@@ -946,7 +950,7 @@ int hci_unregister_dev(struct hci_dev *hdev)
{
int i;
- BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
+ BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
write_lock_bh(&hci_dev_list_lock);
list_del(&hdev->list);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 592da5c909c..6c57fc71c7e 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1698,6 +1698,7 @@ static inline void hci_sync_conn_complete_evt(struct hci_dev *hdev, struct sk_bu
hci_conn_add_sysfs(conn);
break;
+ case 0x11: /* Unsupported Feature or Parameter Value */
case 0x1c: /* SCO interval rejected */
case 0x1a: /* Unsupported Remote Feature */
case 0x1f: /* Unspecified error */
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 688cfebfbee..38f08f6b86f 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -329,6 +329,9 @@ static inline void hci_sock_cmsg(struct sock *sk, struct msghdr *msg, struct sk_
}
if (mask & HCI_CMSG_TSTAMP) {
+#ifdef CONFIG_COMPAT
+ struct compat_timeval ctv;
+#endif
struct timeval tv;
void *data;
int len;
@@ -339,7 +342,6 @@ static inline void hci_sock_cmsg(struct sock *sk, struct msghdr *msg, struct sk_
len = sizeof(tv);
#ifdef CONFIG_COMPAT
if (msg->msg_flags & MSG_CMSG_COMPAT) {
- struct compat_timeval ctv;
ctv.tv_sec = tv.tv_sec;
ctv.tv_usec = tv.tv_usec;
data = &ctv;
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 2bc6f6a8de6..1a79a6c7e30 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -2,6 +2,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/debugfs.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -9,6 +10,9 @@
struct class *bt_class = NULL;
EXPORT_SYMBOL_GPL(bt_class);
+struct dentry *bt_debugfs = NULL;
+EXPORT_SYMBOL_GPL(bt_debugfs);
+
static struct workqueue_struct *bt_workq;
static inline char *link_typetostr(int type)
@@ -166,9 +170,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
queue_work(bt_workq, &conn->work_del);
}
-static inline char *host_typetostr(int type)
+static inline char *host_bustostr(int bus)
{
- switch (type) {
+ switch (bus) {
case HCI_VIRTUAL:
return "VIRTUAL";
case HCI_USB:
@@ -188,10 +192,28 @@ static inline char *host_typetostr(int type)
}
}
+static inline char *host_typetostr(int type)
+{
+ switch (type) {
+ case HCI_BREDR:
+ return "BR/EDR";
+ case HCI_80211:
+ return "802.11";
+ default:
+ return "UNKNOWN";
+ }
+}
+
+static ssize_t show_bus(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct hci_dev *hdev = dev_get_drvdata(dev);
+ return sprintf(buf, "%s\n", host_bustostr(hdev->bus));
+}
+
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, "%s\n", host_typetostr(hdev->type));
+ return sprintf(buf, "%s\n", host_typetostr(hdev->dev_type));
}
static ssize_t show_name(struct device *dev, struct device_attribute *attr, char *buf)
@@ -251,32 +273,6 @@ static ssize_t show_hci_revision(struct device *dev, struct device_attribute *at
return sprintf(buf, "%d\n", hdev->hci_rev);
}
-static ssize_t show_inquiry_cache(struct device *dev, struct device_attribute *attr, char *buf)
-{
- struct hci_dev *hdev = dev_get_drvdata(dev);
- struct inquiry_cache *cache = &hdev->inq_cache;
- struct inquiry_entry *e;
- int n = 0;
-
- hci_dev_lock_bh(hdev);
-
- for (e = cache->list; e; e = e->next) {
- struct inquiry_data *data = &e->data;
- bdaddr_t bdaddr;
- baswap(&bdaddr, &data->bdaddr);
- n += sprintf(buf + n, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
- batostr(&bdaddr),
- data->pscan_rep_mode, data->pscan_period_mode,
- data->pscan_mode, data->dev_class[2],
- data->dev_class[1], data->dev_class[0],
- __le16_to_cpu(data->clock_offset),
- data->rssi, data->ssp_mode, e->timestamp);
- }
-
- hci_dev_unlock_bh(hdev);
- return n;
-}
-
static ssize_t show_idle_timeout(struct device *dev, struct device_attribute *attr, char *buf)
{
struct hci_dev *hdev = dev_get_drvdata(dev);
@@ -355,6 +351,7 @@ static ssize_t store_sniff_min_interval(struct device *dev, struct device_attrib
return count;
}
+static DEVICE_ATTR(bus, S_IRUGO, show_bus, NULL);
static DEVICE_ATTR(type, S_IRUGO, show_type, NULL);
static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
static DEVICE_ATTR(class, S_IRUGO, show_class, NULL);
@@ -363,7 +360,6 @@ static DEVICE_ATTR(features, S_IRUGO, show_features, 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,
show_idle_timeout, store_idle_timeout);
@@ -373,6 +369,7 @@ static DEVICE_ATTR(sniff_min_interval, S_IRUGO | S_IWUSR,
show_sniff_min_interval, store_sniff_min_interval);
static struct attribute *bt_host_attrs[] = {
+ &dev_attr_bus.attr,
&dev_attr_type.attr,
&dev_attr_name.attr,
&dev_attr_class.attr,
@@ -381,7 +378,6 @@ static struct attribute *bt_host_attrs[] = {
&dev_attr_manufacturer.attr,
&dev_attr_hci_version.attr,
&dev_attr_hci_revision.attr,
- &dev_attr_inquiry_cache.attr,
&dev_attr_idle_timeout.attr,
&dev_attr_sniff_max_interval.attr,
&dev_attr_sniff_min_interval.attr,
@@ -409,12 +405,52 @@ static struct device_type bt_host = {
.release = bt_host_release,
};
+static int inquiry_cache_open(struct inode *inode, struct file *file)
+{
+ file->private_data = inode->i_private;
+ return 0;
+}
+
+static ssize_t inquiry_cache_read(struct file *file, char __user *userbuf,
+ size_t count, loff_t *ppos)
+{
+ struct hci_dev *hdev = file->private_data;
+ struct inquiry_cache *cache = &hdev->inq_cache;
+ struct inquiry_entry *e;
+ char buf[4096];
+ int n = 0;
+
+ hci_dev_lock_bh(hdev);
+
+ for (e = cache->list; e; e = e->next) {
+ struct inquiry_data *data = &e->data;
+ bdaddr_t bdaddr;
+ baswap(&bdaddr, &data->bdaddr);
+ n += sprintf(buf + n, "%s %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
+ batostr(&bdaddr),
+ data->pscan_rep_mode, data->pscan_period_mode,
+ data->pscan_mode, data->dev_class[2],
+ data->dev_class[1], data->dev_class[0],
+ __le16_to_cpu(data->clock_offset),
+ data->rssi, data->ssp_mode, e->timestamp);
+ }
+
+ hci_dev_unlock_bh(hdev);
+
+ return simple_read_from_buffer(userbuf, count, ppos, buf, n);
+}
+
+static const struct file_operations inquiry_cache_fops = {
+ .open = inquiry_cache_open,
+ .read = inquiry_cache_read,
+};
+
int hci_register_sysfs(struct hci_dev *hdev)
{
struct device *dev = &hdev->dev;
int err;
- BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
+ BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
dev->type = &bt_host;
dev->class = bt_class;
@@ -428,12 +464,24 @@ int hci_register_sysfs(struct hci_dev *hdev)
if (err < 0)
return err;
+ if (!bt_debugfs)
+ return 0;
+
+ hdev->debugfs = debugfs_create_dir(hdev->name, bt_debugfs);
+ if (!hdev->debugfs)
+ return 0;
+
+ debugfs_create_file("inquiry_cache", 0444, hdev->debugfs,
+ hdev, &inquiry_cache_fops);
+
return 0;
}
void hci_unregister_sysfs(struct hci_dev *hdev)
{
- BT_DBG("%p name %s type %d", hdev, hdev->name, hdev->type);
+ BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
+
+ debugfs_remove_recursive(hdev->debugfs);
device_del(&hdev->dev);
}
@@ -444,6 +492,8 @@ int __init bt_sysfs_init(void)
if (!bt_workq)
return -ENOMEM;
+ bt_debugfs = debugfs_create_dir("bluetooth", NULL);
+
bt_class = class_create(THIS_MODULE, "bluetooth");
if (IS_ERR(bt_class)) {
destroy_workqueue(bt_workq);
@@ -455,7 +505,9 @@ int __init bt_sysfs_init(void)
void bt_sysfs_cleanup(void)
{
- destroy_workqueue(bt_workq);
-
class_destroy(bt_class);
+
+ debugfs_remove_recursive(bt_debugfs);
+
+ destroy_workqueue(bt_workq);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-25 15:48:14 +0000