mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
cfdb0c2d09
When the controller supports the Read LE Resolv List size feature, the maximum list size are read and now stored. Before patch: < HCI Command: LE Read White List... (0x08|0x000f) plen 0 #55 [hci0] 17.979791 > HCI Event: Command Complete (0x0e) plen 5 #56 [hci0] 17.980629 LE Read White List Size (0x08|0x000f) ncmd 1 Status: Success (0x00) Size: 25 < HCI Command: LE Clear White List (0x08|0x0010) plen 0 #57 [hci0] 17.980786 > HCI Event: Command Complete (0x0e) plen 4 #58 [hci0] 17.981627 LE Clear White List (0x08|0x0010) ncmd 1 Status: Success (0x00) < HCI Command: LE Read Maximum Dat.. (0x08|0x002f) plen 0 #59 [hci0] 17.981786 > HCI Event: Command Complete (0x0e) plen 12 #60 [hci0] 17.982636 LE Read Maximum Data Length (0x08|0x002f) ncmd 1 Status: Success (0x00) Max TX octets: 251 Max TX time: 17040 Max RX octets: 251 Max RX time: 17040 After patch: < HCI Command: LE Read White List... (0x08|0x000f) plen 0 #55 [hci0] 13.338168 > HCI Event: Command Complete (0x0e) plen 5 #56 [hci0] 13.338842 LE Read White List Size (0x08|0x000f) ncmd 1 Status: Success (0x00) Size: 25 < HCI Command: LE Clear White List (0x08|0x0010) plen 0 #57 [hci0] 13.339029 > HCI Event: Command Complete (0x0e) plen 4 #58 [hci0] 13.339939 LE Clear White List (0x08|0x0010) ncmd 1 Status: Success (0x00) < HCI Command: LE Read Resolving L.. (0x08|0x002a) plen 0 #59 [hci0] 13.340152 > HCI Event: Command Complete (0x0e) plen 5 #60 [hci0] 13.340952 LE Read Resolving List Size (0x08|0x002a) ncmd 1 Status: Success (0x00) Size: 25 < HCI Command: LE Read Maximum Dat.. (0x08|0x002f) plen 0 #61 [hci0] 13.341180 > HCI Event: Command Complete (0x0e) plen 12 #62 [hci0] 13.341898 LE Read Maximum Data Length (0x08|0x002f) ncmd 1 Status: Success (0x00) Max TX octets: 251 Max TX time: 17040 Max RX octets: 251 Max RX time: 17040 Signed-off-by: Ankit Navik <ankit.p.navik@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
1017 lines
25 KiB
C
1017 lines
25 KiB
C
/*
|
|
BlueZ - Bluetooth protocol stack for Linux
|
|
|
|
Copyright (C) 2014 Intel Corporation
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License version 2 as
|
|
published by the Free Software Foundation;
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
|
OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
|
|
IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
|
|
CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
|
|
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
|
|
ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
|
|
COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
|
|
SOFTWARE IS DISCLAIMED.
|
|
*/
|
|
|
|
#include <linux/debugfs.h>
|
|
|
|
#include <net/bluetooth/bluetooth.h>
|
|
#include <net/bluetooth/hci_core.h>
|
|
|
|
#include "hci_debugfs.h"
|
|
|
|
#define DEFINE_QUIRK_ATTRIBUTE(__name, __quirk) \
|
|
static ssize_t __name ## _read(struct file *file, \
|
|
char __user *user_buf, \
|
|
size_t count, loff_t *ppos) \
|
|
{ \
|
|
struct hci_dev *hdev = file->private_data; \
|
|
char buf[3]; \
|
|
\
|
|
buf[0] = test_bit(__quirk, &hdev->quirks) ? 'Y' : 'N'; \
|
|
buf[1] = '\n'; \
|
|
buf[2] = '\0'; \
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, 2); \
|
|
} \
|
|
\
|
|
static ssize_t __name ## _write(struct file *file, \
|
|
const char __user *user_buf, \
|
|
size_t count, loff_t *ppos) \
|
|
{ \
|
|
struct hci_dev *hdev = file->private_data; \
|
|
bool enable; \
|
|
int err; \
|
|
\
|
|
if (test_bit(HCI_UP, &hdev->flags)) \
|
|
return -EBUSY; \
|
|
\
|
|
err = kstrtobool_from_user(user_buf, count, &enable); \
|
|
if (err) \
|
|
return err; \
|
|
\
|
|
if (enable == test_bit(__quirk, &hdev->quirks)) \
|
|
return -EALREADY; \
|
|
\
|
|
change_bit(__quirk, &hdev->quirks); \
|
|
\
|
|
return count; \
|
|
} \
|
|
\
|
|
static const struct file_operations __name ## _fops = { \
|
|
.open = simple_open, \
|
|
.read = __name ## _read, \
|
|
.write = __name ## _write, \
|
|
.llseek = default_llseek, \
|
|
} \
|
|
|
|
#define DEFINE_INFO_ATTRIBUTE(__name, __field) \
|
|
static int __name ## _show(struct seq_file *f, void *ptr) \
|
|
{ \
|
|
struct hci_dev *hdev = f->private; \
|
|
\
|
|
hci_dev_lock(hdev); \
|
|
seq_printf(f, "%s\n", hdev->__field ? : ""); \
|
|
hci_dev_unlock(hdev); \
|
|
\
|
|
return 0; \
|
|
} \
|
|
\
|
|
DEFINE_SHOW_ATTRIBUTE(__name)
|
|
|
|
static int features_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
u8 p;
|
|
|
|
hci_dev_lock(hdev);
|
|
for (p = 0; p < HCI_MAX_PAGES && p <= hdev->max_page; p++)
|
|
seq_printf(f, "%2u: %8ph\n", p, hdev->features[p]);
|
|
if (lmp_le_capable(hdev))
|
|
seq_printf(f, "LE: %8ph\n", hdev->le_features);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(features);
|
|
|
|
static int device_id_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
|
|
hci_dev_lock(hdev);
|
|
seq_printf(f, "%4.4x:%4.4x:%4.4x:%4.4x\n", hdev->devid_source,
|
|
hdev->devid_vendor, hdev->devid_product, hdev->devid_version);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(device_id);
|
|
|
|
static int device_list_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct hci_conn_params *p;
|
|
struct bdaddr_list *b;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(b, &hdev->whitelist, list)
|
|
seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
|
|
list_for_each_entry(p, &hdev->le_conn_params, list) {
|
|
seq_printf(f, "%pMR (type %u) %u\n", &p->addr, p->addr_type,
|
|
p->auto_connect);
|
|
}
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(device_list);
|
|
|
|
static int blacklist_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct bdaddr_list *b;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(b, &hdev->blacklist, list)
|
|
seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(blacklist);
|
|
|
|
static int uuids_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct bt_uuid *uuid;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(uuid, &hdev->uuids, list) {
|
|
u8 i, val[16];
|
|
|
|
/* The Bluetooth UUID values are stored in big endian,
|
|
* but with reversed byte order. So convert them into
|
|
* the right order for the %pUb modifier.
|
|
*/
|
|
for (i = 0; i < 16; i++)
|
|
val[i] = uuid->uuid[15 - i];
|
|
|
|
seq_printf(f, "%pUb\n", val);
|
|
}
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(uuids);
|
|
|
|
static int remote_oob_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct oob_data *data;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(data, &hdev->remote_oob_data, list) {
|
|
seq_printf(f, "%pMR (type %u) %u %*phN %*phN %*phN %*phN\n",
|
|
&data->bdaddr, data->bdaddr_type, data->present,
|
|
16, data->hash192, 16, data->rand192,
|
|
16, data->hash256, 16, data->rand256);
|
|
}
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(remote_oob);
|
|
|
|
static int conn_info_min_age_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val == 0 || val > hdev->conn_info_max_age)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->conn_info_min_age = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_info_min_age_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->conn_info_min_age;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_info_min_age_fops, conn_info_min_age_get,
|
|
conn_info_min_age_set, "%llu\n");
|
|
|
|
static int conn_info_max_age_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val == 0 || val < hdev->conn_info_min_age)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->conn_info_max_age = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_info_max_age_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->conn_info_max_age;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_info_max_age_fops, conn_info_max_age_get,
|
|
conn_info_max_age_set, "%llu\n");
|
|
|
|
static ssize_t use_debug_keys_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
char buf[3];
|
|
|
|
buf[0] = hci_dev_test_flag(hdev, HCI_USE_DEBUG_KEYS) ? 'Y': 'N';
|
|
buf[1] = '\n';
|
|
buf[2] = '\0';
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
|
|
}
|
|
|
|
static const struct file_operations use_debug_keys_fops = {
|
|
.open = simple_open,
|
|
.read = use_debug_keys_read,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static ssize_t sc_only_mode_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
char buf[3];
|
|
|
|
buf[0] = hci_dev_test_flag(hdev, HCI_SC_ONLY) ? 'Y': 'N';
|
|
buf[1] = '\n';
|
|
buf[2] = '\0';
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
|
|
}
|
|
|
|
static const struct file_operations sc_only_mode_fops = {
|
|
.open = simple_open,
|
|
.read = sc_only_mode_read,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
DEFINE_INFO_ATTRIBUTE(hardware_info, hw_info);
|
|
DEFINE_INFO_ATTRIBUTE(firmware_info, fw_info);
|
|
|
|
void hci_debugfs_create_common(struct hci_dev *hdev)
|
|
{
|
|
debugfs_create_file("features", 0444, hdev->debugfs, hdev,
|
|
&features_fops);
|
|
debugfs_create_u16("manufacturer", 0444, hdev->debugfs,
|
|
&hdev->manufacturer);
|
|
debugfs_create_u8("hci_version", 0444, hdev->debugfs, &hdev->hci_ver);
|
|
debugfs_create_u16("hci_revision", 0444, hdev->debugfs, &hdev->hci_rev);
|
|
debugfs_create_u8("hardware_error", 0444, hdev->debugfs,
|
|
&hdev->hw_error_code);
|
|
debugfs_create_file("device_id", 0444, hdev->debugfs, hdev,
|
|
&device_id_fops);
|
|
|
|
debugfs_create_file("device_list", 0444, hdev->debugfs, hdev,
|
|
&device_list_fops);
|
|
debugfs_create_file("blacklist", 0444, hdev->debugfs, hdev,
|
|
&blacklist_fops);
|
|
debugfs_create_file("uuids", 0444, hdev->debugfs, hdev, &uuids_fops);
|
|
debugfs_create_file("remote_oob", 0400, hdev->debugfs, hdev,
|
|
&remote_oob_fops);
|
|
|
|
debugfs_create_file("conn_info_min_age", 0644, hdev->debugfs, hdev,
|
|
&conn_info_min_age_fops);
|
|
debugfs_create_file("conn_info_max_age", 0644, hdev->debugfs, hdev,
|
|
&conn_info_max_age_fops);
|
|
|
|
if (lmp_ssp_capable(hdev) || lmp_le_capable(hdev))
|
|
debugfs_create_file("use_debug_keys", 0444, hdev->debugfs,
|
|
hdev, &use_debug_keys_fops);
|
|
|
|
if (lmp_sc_capable(hdev) || lmp_le_capable(hdev))
|
|
debugfs_create_file("sc_only_mode", 0444, hdev->debugfs,
|
|
hdev, &sc_only_mode_fops);
|
|
|
|
if (hdev->hw_info)
|
|
debugfs_create_file("hardware_info", 0444, hdev->debugfs,
|
|
hdev, &hardware_info_fops);
|
|
|
|
if (hdev->fw_info)
|
|
debugfs_create_file("firmware_info", 0444, hdev->debugfs,
|
|
hdev, &firmware_info_fops);
|
|
}
|
|
|
|
static int inquiry_cache_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct discovery_state *cache = &hdev->discovery;
|
|
struct inquiry_entry *e;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
list_for_each_entry(e, &cache->all, all) {
|
|
struct inquiry_data *data = &e->data;
|
|
seq_printf(f, "%pMR %d %d %d 0x%.2x%.2x%.2x 0x%.4x %d %d %u\n",
|
|
&data->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(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(inquiry_cache);
|
|
|
|
static int link_keys_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct link_key *key;
|
|
|
|
rcu_read_lock();
|
|
list_for_each_entry_rcu(key, &hdev->link_keys, list)
|
|
seq_printf(f, "%pMR %u %*phN %u\n", &key->bdaddr, key->type,
|
|
HCI_LINK_KEY_SIZE, key->val, key->pin_len);
|
|
rcu_read_unlock();
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(link_keys);
|
|
|
|
static int dev_class_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
|
|
hci_dev_lock(hdev);
|
|
seq_printf(f, "0x%.2x%.2x%.2x\n", hdev->dev_class[2],
|
|
hdev->dev_class[1], hdev->dev_class[0]);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(dev_class);
|
|
|
|
static int voice_setting_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->voice_setting;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(voice_setting_fops, voice_setting_get,
|
|
NULL, "0x%4.4llx\n");
|
|
|
|
static ssize_t ssp_debug_mode_read(struct file *file, char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
char buf[3];
|
|
|
|
buf[0] = hdev->ssp_debug_mode ? 'Y': 'N';
|
|
buf[1] = '\n';
|
|
buf[2] = '\0';
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
|
|
}
|
|
|
|
static const struct file_operations ssp_debug_mode_fops = {
|
|
.open = simple_open,
|
|
.read = ssp_debug_mode_read,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static int auto_accept_delay_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->auto_accept_delay = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int auto_accept_delay_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->auto_accept_delay;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(auto_accept_delay_fops, auto_accept_delay_get,
|
|
auto_accept_delay_set, "%llu\n");
|
|
|
|
static int idle_timeout_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val != 0 && (val < 500 || val > 3600000))
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->idle_timeout = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int idle_timeout_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->idle_timeout;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(idle_timeout_fops, idle_timeout_get,
|
|
idle_timeout_set, "%llu\n");
|
|
|
|
static int sniff_min_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val == 0 || val % 2 || val > hdev->sniff_max_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->sniff_min_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sniff_min_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->sniff_min_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(sniff_min_interval_fops, sniff_min_interval_get,
|
|
sniff_min_interval_set, "%llu\n");
|
|
|
|
static int sniff_max_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val == 0 || val % 2 || val < hdev->sniff_min_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->sniff_max_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int sniff_max_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->sniff_max_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(sniff_max_interval_fops, sniff_max_interval_get,
|
|
sniff_max_interval_set, "%llu\n");
|
|
|
|
void hci_debugfs_create_bredr(struct hci_dev *hdev)
|
|
{
|
|
debugfs_create_file("inquiry_cache", 0444, hdev->debugfs, hdev,
|
|
&inquiry_cache_fops);
|
|
debugfs_create_file("link_keys", 0400, hdev->debugfs, hdev,
|
|
&link_keys_fops);
|
|
debugfs_create_file("dev_class", 0444, hdev->debugfs, hdev,
|
|
&dev_class_fops);
|
|
debugfs_create_file("voice_setting", 0444, hdev->debugfs, hdev,
|
|
&voice_setting_fops);
|
|
|
|
if (lmp_ssp_capable(hdev)) {
|
|
debugfs_create_file("ssp_debug_mode", 0444, hdev->debugfs,
|
|
hdev, &ssp_debug_mode_fops);
|
|
debugfs_create_file("auto_accept_delay", 0644, hdev->debugfs,
|
|
hdev, &auto_accept_delay_fops);
|
|
}
|
|
|
|
if (lmp_sniff_capable(hdev)) {
|
|
debugfs_create_file("idle_timeout", 0644, hdev->debugfs,
|
|
hdev, &idle_timeout_fops);
|
|
debugfs_create_file("sniff_min_interval", 0644, hdev->debugfs,
|
|
hdev, &sniff_min_interval_fops);
|
|
debugfs_create_file("sniff_max_interval", 0644, hdev->debugfs,
|
|
hdev, &sniff_max_interval_fops);
|
|
}
|
|
}
|
|
|
|
static int identity_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
bdaddr_t addr;
|
|
u8 addr_type;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
hci_copy_identity_address(hdev, &addr, &addr_type);
|
|
|
|
seq_printf(f, "%pMR (type %u) %*phN %pMR\n", &addr, addr_type,
|
|
16, hdev->irk, &hdev->rpa);
|
|
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(identity);
|
|
|
|
static int rpa_timeout_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
/* Require the RPA timeout to be at least 30 seconds and at most
|
|
* 24 hours.
|
|
*/
|
|
if (val < 30 || val > (60 * 60 * 24))
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->rpa_timeout = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rpa_timeout_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->rpa_timeout;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(rpa_timeout_fops, rpa_timeout_get,
|
|
rpa_timeout_set, "%llu\n");
|
|
|
|
static int random_address_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
|
|
hci_dev_lock(hdev);
|
|
seq_printf(f, "%pMR\n", &hdev->random_addr);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(random_address);
|
|
|
|
static int static_address_show(struct seq_file *f, void *p)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
|
|
hci_dev_lock(hdev);
|
|
seq_printf(f, "%pMR\n", &hdev->static_addr);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(static_address);
|
|
|
|
static ssize_t force_static_address_read(struct file *file,
|
|
char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
char buf[3];
|
|
|
|
buf[0] = hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR) ? 'Y': 'N';
|
|
buf[1] = '\n';
|
|
buf[2] = '\0';
|
|
return simple_read_from_buffer(user_buf, count, ppos, buf, 2);
|
|
}
|
|
|
|
static ssize_t force_static_address_write(struct file *file,
|
|
const char __user *user_buf,
|
|
size_t count, loff_t *ppos)
|
|
{
|
|
struct hci_dev *hdev = file->private_data;
|
|
bool enable;
|
|
int err;
|
|
|
|
if (test_bit(HCI_UP, &hdev->flags))
|
|
return -EBUSY;
|
|
|
|
err = kstrtobool_from_user(user_buf, count, &enable);
|
|
if (err)
|
|
return err;
|
|
|
|
if (enable == hci_dev_test_flag(hdev, HCI_FORCE_STATIC_ADDR))
|
|
return -EALREADY;
|
|
|
|
hci_dev_change_flag(hdev, HCI_FORCE_STATIC_ADDR);
|
|
|
|
return count;
|
|
}
|
|
|
|
static const struct file_operations force_static_address_fops = {
|
|
.open = simple_open,
|
|
.read = force_static_address_read,
|
|
.write = force_static_address_write,
|
|
.llseek = default_llseek,
|
|
};
|
|
|
|
static int white_list_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct bdaddr_list *b;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(b, &hdev->le_white_list, list)
|
|
seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(white_list);
|
|
|
|
static int resolv_list_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct bdaddr_list *b;
|
|
|
|
hci_dev_lock(hdev);
|
|
list_for_each_entry(b, &hdev->le_resolv_list, list)
|
|
seq_printf(f, "%pMR (type %u)\n", &b->bdaddr, b->bdaddr_type);
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(resolv_list);
|
|
|
|
static int identity_resolving_keys_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct smp_irk *irk;
|
|
|
|
rcu_read_lock();
|
|
list_for_each_entry_rcu(irk, &hdev->identity_resolving_keys, list) {
|
|
seq_printf(f, "%pMR (type %u) %*phN %pMR\n",
|
|
&irk->bdaddr, irk->addr_type,
|
|
16, irk->val, &irk->rpa);
|
|
}
|
|
rcu_read_unlock();
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(identity_resolving_keys);
|
|
|
|
static int long_term_keys_show(struct seq_file *f, void *ptr)
|
|
{
|
|
struct hci_dev *hdev = f->private;
|
|
struct smp_ltk *ltk;
|
|
|
|
rcu_read_lock();
|
|
list_for_each_entry_rcu(ltk, &hdev->long_term_keys, list)
|
|
seq_printf(f, "%pMR (type %u) %u 0x%02x %u %.4x %.16llx %*phN\n",
|
|
<k->bdaddr, ltk->bdaddr_type, ltk->authenticated,
|
|
ltk->type, ltk->enc_size, __le16_to_cpu(ltk->ediv),
|
|
__le64_to_cpu(ltk->rand), 16, ltk->val);
|
|
rcu_read_unlock();
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SHOW_ATTRIBUTE(long_term_keys);
|
|
|
|
static int conn_min_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0006 || val > 0x0c80 || val > hdev->le_conn_max_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_conn_min_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_min_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_conn_min_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_min_interval_fops, conn_min_interval_get,
|
|
conn_min_interval_set, "%llu\n");
|
|
|
|
static int conn_max_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0006 || val > 0x0c80 || val < hdev->le_conn_min_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_conn_max_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_max_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_conn_max_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_max_interval_fops, conn_max_interval_get,
|
|
conn_max_interval_set, "%llu\n");
|
|
|
|
static int conn_latency_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val > 0x01f3)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_conn_latency = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int conn_latency_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_conn_latency;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(conn_latency_fops, conn_latency_get,
|
|
conn_latency_set, "%llu\n");
|
|
|
|
static int supervision_timeout_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x000a || val > 0x0c80)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_supv_timeout = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int supervision_timeout_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_supv_timeout;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(supervision_timeout_fops, supervision_timeout_get,
|
|
supervision_timeout_set, "%llu\n");
|
|
|
|
static int adv_channel_map_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x01 || val > 0x07)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_adv_channel_map = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int adv_channel_map_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_adv_channel_map;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(adv_channel_map_fops, adv_channel_map_get,
|
|
adv_channel_map_set, "%llu\n");
|
|
|
|
static int adv_min_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0020 || val > 0x4000 || val > hdev->le_adv_max_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_adv_min_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int adv_min_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_adv_min_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(adv_min_interval_fops, adv_min_interval_get,
|
|
adv_min_interval_set, "%llu\n");
|
|
|
|
static int adv_max_interval_set(void *data, u64 val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
if (val < 0x0020 || val > 0x4000 || val < hdev->le_adv_min_interval)
|
|
return -EINVAL;
|
|
|
|
hci_dev_lock(hdev);
|
|
hdev->le_adv_max_interval = val;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int adv_max_interval_get(void *data, u64 *val)
|
|
{
|
|
struct hci_dev *hdev = data;
|
|
|
|
hci_dev_lock(hdev);
|
|
*val = hdev->le_adv_max_interval;
|
|
hci_dev_unlock(hdev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
DEFINE_SIMPLE_ATTRIBUTE(adv_max_interval_fops, adv_max_interval_get,
|
|
adv_max_interval_set, "%llu\n");
|
|
|
|
DEFINE_QUIRK_ATTRIBUTE(quirk_strict_duplicate_filter,
|
|
HCI_QUIRK_STRICT_DUPLICATE_FILTER);
|
|
DEFINE_QUIRK_ATTRIBUTE(quirk_simultaneous_discovery,
|
|
HCI_QUIRK_SIMULTANEOUS_DISCOVERY);
|
|
|
|
void hci_debugfs_create_le(struct hci_dev *hdev)
|
|
{
|
|
debugfs_create_file("identity", 0400, hdev->debugfs, hdev,
|
|
&identity_fops);
|
|
debugfs_create_file("rpa_timeout", 0644, hdev->debugfs, hdev,
|
|
&rpa_timeout_fops);
|
|
debugfs_create_file("random_address", 0444, hdev->debugfs, hdev,
|
|
&random_address_fops);
|
|
debugfs_create_file("static_address", 0444, hdev->debugfs, hdev,
|
|
&static_address_fops);
|
|
|
|
/* For controllers with a public address, provide a debug
|
|
* option to force the usage of the configured static
|
|
* address. By default the public address is used.
|
|
*/
|
|
if (bacmp(&hdev->bdaddr, BDADDR_ANY))
|
|
debugfs_create_file("force_static_address", 0644,
|
|
hdev->debugfs, hdev,
|
|
&force_static_address_fops);
|
|
|
|
debugfs_create_u8("white_list_size", 0444, hdev->debugfs,
|
|
&hdev->le_white_list_size);
|
|
debugfs_create_file("white_list", 0444, hdev->debugfs, hdev,
|
|
&white_list_fops);
|
|
debugfs_create_u8("resolv_list_size", 0444, hdev->debugfs,
|
|
&hdev->le_resolv_list_size);
|
|
debugfs_create_file("resolv_list", 0444, hdev->debugfs, hdev,
|
|
&resolv_list_fops);
|
|
debugfs_create_file("identity_resolving_keys", 0400, hdev->debugfs,
|
|
hdev, &identity_resolving_keys_fops);
|
|
debugfs_create_file("long_term_keys", 0400, hdev->debugfs, hdev,
|
|
&long_term_keys_fops);
|
|
debugfs_create_file("conn_min_interval", 0644, hdev->debugfs, hdev,
|
|
&conn_min_interval_fops);
|
|
debugfs_create_file("conn_max_interval", 0644, hdev->debugfs, hdev,
|
|
&conn_max_interval_fops);
|
|
debugfs_create_file("conn_latency", 0644, hdev->debugfs, hdev,
|
|
&conn_latency_fops);
|
|
debugfs_create_file("supervision_timeout", 0644, hdev->debugfs, hdev,
|
|
&supervision_timeout_fops);
|
|
debugfs_create_file("adv_channel_map", 0644, hdev->debugfs, hdev,
|
|
&adv_channel_map_fops);
|
|
debugfs_create_file("adv_min_interval", 0644, hdev->debugfs, hdev,
|
|
&adv_min_interval_fops);
|
|
debugfs_create_file("adv_max_interval", 0644, hdev->debugfs, hdev,
|
|
&adv_max_interval_fops);
|
|
debugfs_create_u16("discov_interleaved_timeout", 0644, hdev->debugfs,
|
|
&hdev->discov_interleaved_timeout);
|
|
|
|
debugfs_create_file("quirk_strict_duplicate_filter", 0644,
|
|
hdev->debugfs, hdev,
|
|
&quirk_strict_duplicate_filter_fops);
|
|
debugfs_create_file("quirk_simultaneous_discovery", 0644,
|
|
hdev->debugfs, hdev,
|
|
&quirk_simultaneous_discovery_fops);
|
|
}
|
|
|
|
void hci_debugfs_create_conn(struct hci_conn *conn)
|
|
{
|
|
struct hci_dev *hdev = conn->hdev;
|
|
char name[6];
|
|
|
|
if (IS_ERR_OR_NULL(hdev->debugfs))
|
|
return;
|
|
|
|
snprintf(name, sizeof(name), "%u", conn->handle);
|
|
conn->debugfs = debugfs_create_dir(name, hdev->debugfs);
|
|
}
|