From: Johan Hedberg <johan.hedberg@xxxxxxxxx>
This paves the way for eventually performing advertising changes
through the hdev->req_workqueue. Some new APIs need to be exposed from
mgmt.c to hci_request.c and vice-versa, but many of them will go away
once hdev->req_workqueue gets used.
Signed-off-by: Johan Hedberg <johan.hedberg@xxxxxxxxx>
---
include/net/bluetooth/hci_core.h | 9 +-
net/bluetooth/hci_conn.c | 2 +-
net/bluetooth/hci_core.c | 19 +-
net/bluetooth/hci_event.c | 4 +-
net/bluetooth/hci_request.c | 533 +++++++++++++++++++++++++++++++++++-
net/bluetooth/hci_request.h | 14 +
net/bluetooth/mgmt.c | 574 +++------------------------------------
7 files changed, 589 insertions(+), 566 deletions(-)
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index eda809a5c3df..b56085b6ecce 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1434,9 +1434,7 @@ void mgmt_index_added(struct hci_dev *hdev);
void mgmt_index_removed(struct hci_dev *hdev);
void mgmt_set_powered_failed(struct hci_dev *hdev, int err);
int mgmt_powered(struct hci_dev *hdev, u8 powered);
-int mgmt_update_adv_data(struct hci_dev *hdev);
void mgmt_discoverable_timeout(struct hci_dev *hdev);
-void mgmt_adv_timeout_expired(struct hci_dev *hdev);
void mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
bool persistent);
void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn,
@@ -1491,8 +1489,13 @@ void mgmt_new_csrk(struct hci_dev *hdev, struct smp_csrk *csrk,
void mgmt_new_conn_param(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 bdaddr_type, u8 store_hint, u16 min_interval,
u16 max_interval, u16 latency, u16 timeout);
-void mgmt_reenable_advertising(struct hci_dev *hdev);
void mgmt_smp_complete(struct hci_conn *conn, bool complete);
+bool mgmt_get_connectable(struct hci_dev *hdev);
+u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev);
+void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev,
+ u8 instance);
+void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev,
+ u8 instance);
u8 hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, u16 latency,
u16 to_multiplier);
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 2d334e07fd77..e2600213cd50 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -683,7 +683,7 @@ void hci_le_conn_failed(struct hci_conn *conn, u8 status)
/* Re-enable advertising in case this was a failed connection
* attempt as a peripheral.
*/
- mgmt_reenable_advertising(hdev);
+ hci_req_reenable_advertising(hdev);
}
static void create_le_conn_complete(struct hci_dev *hdev, u8 status, u16 opcode)
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 89af7e4fac02..bab8958bf46e 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1549,11 +1549,6 @@ int hci_dev_do_close(struct hci_dev *hdev)
if (hci_dev_test_flag(hdev, HCI_MGMT))
cancel_delayed_work_sync(&hdev->rpa_expired);
- if (hdev->adv_instance_timeout) {
- cancel_delayed_work_sync(&hdev->adv_instance_expire);
- hdev->adv_instance_timeout = 0;
- }
-
/* Avoid potential lockdep warnings from the *_flush() calls by
* ensuring the workqueue is empty up front.
*/
@@ -1774,7 +1769,7 @@ static void hci_update_scan_state(struct hci_dev *hdev, u8 scan)
hci_dev_set_flag(hdev, HCI_BREDR_ENABLED);
if (hci_dev_test_flag(hdev, HCI_LE_ENABLED))
- mgmt_update_adv_data(hdev);
+ hci_req_update_adv_data(hdev, HCI_ADV_CURRENT);
mgmt_new_settings(hdev);
}
@@ -2112,17 +2107,6 @@ static void hci_discov_off(struct work_struct *work)
mgmt_discoverable_timeout(hdev);
}
-static void hci_adv_timeout_expire(struct work_struct *work)
-{
- struct hci_dev *hdev;
-
- hdev = container_of(work, struct hci_dev, adv_instance_expire.work);
-
- BT_DBG("%s", hdev->name);
-
- mgmt_adv_timeout_expired(hdev);
-}
-
void hci_uuids_clear(struct hci_dev *hdev)
{
struct bt_uuid *uuid, *tmp;
@@ -3003,7 +2987,6 @@ struct hci_dev *hci_alloc_dev(void)
INIT_DELAYED_WORK(&hdev->power_off, hci_power_off);
INIT_DELAYED_WORK(&hdev->discov_off, hci_discov_off);
- INIT_DELAYED_WORK(&hdev->adv_instance_expire, hci_adv_timeout_expire);
skb_queue_head_init(&hdev->rx_q);
skb_queue_head_init(&hdev->cmd_q);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 703e37f1a955..7554da5b7a8f 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1183,7 +1183,7 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
else if (!hci_dev_test_flag(hdev, HCI_LE_ADV) &&
hdev->discovery.state == DISCOVERY_FINDING)
- mgmt_reenable_advertising(hdev);
+ hci_req_reenable_advertising(hdev);
break;
@@ -2401,7 +2401,7 @@ static void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
* is timed out due to Directed Advertising."
*/
if (type == LE_LINK)
- mgmt_reenable_advertising(hdev);
+ hci_req_reenable_advertising(hdev);
unlock:
hci_dev_unlock(hdev);
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index 7c85435b8982..e6622bd1926d 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -23,6 +23,7 @@
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
+#include <net/bluetooth/mgmt.h>
#include "smp.h"
#include "hci_request.h"
@@ -580,6 +581,524 @@ void hci_req_add_le_passive_scan(struct hci_request *req)
&enable_cp);
}
+static u8 get_current_adv_instance(struct hci_dev *hdev)
+{
+ /* The "Set Advertising" setting supersedes the "Add Advertising"
+ * setting. Here we set the advertising data based on which
+ * setting was set. When neither apply, default to the global settings,
+ * represented by instance "0".
+ */
+ if (hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE) &&
+ !hci_dev_test_flag(hdev, HCI_ADVERTISING))
+ return hdev->cur_adv_instance;
+
+ return 0x00;
+}
+
+static u8 get_cur_adv_instance_scan_rsp_len(struct hci_dev *hdev)
+{
+ u8 instance = get_current_adv_instance(hdev);
+ struct adv_info *adv_instance;
+
+ /* Ignore instance 0 */
+ if (instance == 0x00)
+ return 0;
+
+ adv_instance = hci_find_adv_instance(hdev, instance);
+ if (!adv_instance)
+ return 0;
+
+ /* TODO: Take into account the "appearance" and "local-name" flags here.
+ * These are currently being ignored as they are not supported.
+ */
+ return adv_instance->scan_rsp_len;
+}
+
+void __hci_req_disable_advertising(struct hci_request *req)
+{
+ u8 enable = 0x00;
+
+ hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable);
+}
+
+static u32 get_adv_instance_flags(struct hci_dev *hdev, u8 instance)
+{
+ u32 flags;
+ struct adv_info *adv_instance;
+
+ if (instance == 0x00) {
+ /* Instance 0 always manages the "Tx Power" and "Flags"
+ * fields
+ */
+ flags = MGMT_ADV_FLAG_TX_POWER | MGMT_ADV_FLAG_MANAGED_FLAGS;
+
+ /* For instance 0, the HCI_ADVERTISING_CONNECTABLE setting
+ * corresponds to the "connectable" instance flag.
+ */
+ if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE))
+ flags |= MGMT_ADV_FLAG_CONNECTABLE;
+
+ return flags;
+ }
+
+ adv_instance = hci_find_adv_instance(hdev, instance);
+
+ /* Return 0 when we got an invalid instance identifier. */
+ if (!adv_instance)
+ return 0;
+
+ return adv_instance->flags;
+}
+
+void __hci_req_enable_advertising(struct hci_request *req)
+{
+ struct hci_dev *hdev = req->hdev;
+ struct hci_cp_le_set_adv_param cp;
+ u8 own_addr_type, enable = 0x01;
+ bool connectable;
+ u8 instance;
+ u32 flags;
+
+ if (hci_conn_num(hdev, LE_LINK) > 0)
+ return;
+
+ if (hci_dev_test_flag(hdev, HCI_LE_ADV))
+ __hci_req_disable_advertising(req);
+
+ /* Clear the HCI_LE_ADV bit temporarily so that the
+ * hci_update_random_address knows that it's safe to go ahead
+ * and write a new random address. The flag will be set back on
+ * as soon as the SET_ADV_ENABLE HCI command completes.
+ */
+ hci_dev_clear_flag(hdev, HCI_LE_ADV);
+
+ instance = get_current_adv_instance(hdev);
+ flags = get_adv_instance_flags(hdev, instance);
+
+ /* If the "connectable" instance flag was not set, then choose between
+ * ADV_IND and ADV_NONCONN_IND based on the global connectable setting.
+ */
+ connectable = (flags & MGMT_ADV_FLAG_CONNECTABLE) ||
+ mgmt_get_connectable(hdev);
+
+ /* Set require_privacy to true only when non-connectable
+ * advertising is used. In that case it is fine to use a
+ * non-resolvable private address.
+ */
+ if (hci_update_random_address(req, !connectable, &own_addr_type) < 0)
+ return;
+
+ memset(&cp, 0, sizeof(cp));
+ cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval);
+ cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval);
+
+ if (connectable)
+ cp.type = LE_ADV_IND;
+ else if (get_cur_adv_instance_scan_rsp_len(hdev))
+ cp.type = LE_ADV_SCAN_IND;
+ else
+ cp.type = LE_ADV_NONCONN_IND;
+
+ cp.own_address_type = own_addr_type;
+ cp.channel_map = hdev->le_adv_channel_map;
+
+ hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp);
+
+ hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable);
+}
+
+static u8 create_default_scan_rsp_data(struct hci_dev *hdev, u8 *ptr)
+{
+ u8 ad_len = 0;
+ size_t name_len;
+
+ name_len = strlen(hdev->dev_name);
+ if (name_len > 0) {
+ size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2;
+
+ if (name_len > max_len) {
+ name_len = max_len;
+ ptr[1] = EIR_NAME_SHORT;
+ } else
+ ptr[1] = EIR_NAME_COMPLETE;
+
+ ptr[0] = name_len + 1;
+
+ memcpy(ptr + 2, hdev->dev_name, name_len);
+
+ ad_len += (name_len + 2);
+ ptr += (name_len + 2);
+ }
+
+ return ad_len;
+}
+
+static u8 create_instance_scan_rsp_data(struct hci_dev *hdev, u8 instance,
+ u8 *ptr)
+{
+ struct adv_info *adv_instance;
+
+ adv_instance = hci_find_adv_instance(hdev, instance);
+ if (!adv_instance)
+ return 0;
+
+ /* TODO: Set the appropriate entries based on advertising instance flags
+ * here once flags other than 0 are supported.
+ */
+ memcpy(ptr, adv_instance->scan_rsp_data,
+ adv_instance->scan_rsp_len);
+
+ return adv_instance->scan_rsp_len;
+}
+
+static void update_inst_scan_rsp_data(struct hci_request *req, u8 instance)
+{
+ struct hci_dev *hdev = req->hdev;
+ struct hci_cp_le_set_scan_rsp_data cp;
+ u8 len;
+
+ if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
+ return;
+
+ memset(&cp, 0, sizeof(cp));
+
+ if (instance)
+ len = create_instance_scan_rsp_data(hdev, instance, cp.data);
+ else
+ len = create_default_scan_rsp_data(hdev, cp.data);
+
+ if (hdev->scan_rsp_data_len == len &&
+ !memcmp(cp.data, hdev->scan_rsp_data, len))
+ return;
+
+ memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data));
+ hdev->scan_rsp_data_len = len;
+
+ cp.length = len;
+
+ hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp);
+}
+
+void __hci_req_update_scan_rsp_data(struct hci_request *req, int instance)
+{
+ if (instance == HCI_ADV_CURRENT)
+ instance = get_current_adv_instance(req->hdev);
+
+ update_inst_scan_rsp_data(req, get_current_adv_instance(req->hdev));
+}
+
+static u8 create_instance_adv_data(struct hci_dev *hdev, u8 instance, u8 *ptr)
+{
+ struct adv_info *adv_instance = NULL;
+ u8 ad_len = 0, flags = 0;
+ u32 instance_flags;
+
+ /* Return 0 when the current instance identifier is invalid. */
+ if (instance) {
+ adv_instance = hci_find_adv_instance(hdev, instance);
+ if (!adv_instance)
+ return 0;
+ }
+
+ instance_flags = get_adv_instance_flags(hdev, instance);
+
+ /* The Add Advertising command allows userspace to set both the general
+ * and limited discoverable flags.
+ */
+ if (instance_flags & MGMT_ADV_FLAG_DISCOV)
+ flags |= LE_AD_GENERAL;
+
+ if (instance_flags & MGMT_ADV_FLAG_LIMITED_DISCOV)
+ flags |= LE_AD_LIMITED;
+
+ if (flags || (instance_flags & MGMT_ADV_FLAG_MANAGED_FLAGS)) {
+ /* If a discovery flag wasn't provided, simply use the global
+ * settings.
+ */
+ if (!flags)
+ flags |= mgmt_get_adv_discov_flags(hdev);
+
+ if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
+ flags |= LE_AD_NO_BREDR;
+
+ /* If flags would still be empty, then there is no need to
+ * include the "Flags" AD field".
+ */
+ if (flags) {
+ ptr[0] = 0x02;
+ ptr[1] = EIR_FLAGS;
+ ptr[2] = flags;
+
+ ad_len += 3;
+ ptr += 3;
+ }
+ }
+
+ if (adv_instance) {
+ memcpy(ptr, adv_instance->adv_data,
+ adv_instance->adv_data_len);
+ ad_len += adv_instance->adv_data_len;
+ ptr += adv_instance->adv_data_len;
+ }
+
+ /* Provide Tx Power only if we can provide a valid value for it */
+ if (hdev->adv_tx_power != HCI_TX_POWER_INVALID &&
+ (instance_flags & MGMT_ADV_FLAG_TX_POWER)) {
+ ptr[0] = 0x02;
+ ptr[1] = EIR_TX_POWER;
+ ptr[2] = (u8)hdev->adv_tx_power;
+
+ ad_len += 3;
+ ptr += 3;
+ }
+
+ return ad_len;
+}
+
+static void update_inst_adv_data(struct hci_request *req, u8 instance)
+{
+ struct hci_dev *hdev = req->hdev;
+ struct hci_cp_le_set_adv_data cp;
+ u8 len;
+
+ if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
+ return;
+
+ memset(&cp, 0, sizeof(cp));
+
+ len = create_instance_adv_data(hdev, instance, cp.data);
+
+ /* There's nothing to do if the data hasn't changed */
+ if (hdev->adv_data_len == len &&
+ memcmp(cp.data, hdev->adv_data, len) == 0)
+ return;
+
+ memcpy(hdev->adv_data, cp.data, sizeof(cp.data));
+ hdev->adv_data_len = len;
+
+ cp.length = len;
+
+ hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp);
+}
+
+void __hci_req_update_adv_data(struct hci_request *req, int instance)
+{
+ if (instance == HCI_ADV_CURRENT)
+ instance = get_current_adv_instance(req->hdev);
+
+ update_inst_adv_data(req, instance);
+}
+
+int hci_req_update_adv_data(struct hci_dev *hdev, int instance)
+{
+ struct hci_request req;
+
+ hci_req_init(&req, hdev);
+ __hci_req_update_adv_data(&req, instance);
+
+ return hci_req_run(&req, NULL);
+}
+
+static void adv_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode)
+{
+ BT_DBG("%s status %u", hdev->name, status);
+}
+
+void hci_req_reenable_advertising(struct hci_dev *hdev)
+{
+ struct hci_request req;
+ u8 instance;
+
+ if (!hci_dev_test_flag(hdev, HCI_ADVERTISING) &&
+ !hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE))
+ return;
+
+ instance = get_current_adv_instance(hdev);
+
+ hci_req_init(&req, hdev);
+
+ if (instance) {
+ __hci_req_schedule_adv_instance(&req, instance, true);
+ } else {
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
+ __hci_req_update_scan_rsp_data(&req, HCI_ADV_CURRENT);
+ __hci_req_enable_advertising(&req);
+ }
+
+ hci_req_run(&req, adv_enable_complete);
+}
+
+static void adv_timeout_expire(struct work_struct *work)
+{
+ struct hci_dev *hdev = container_of(work, struct hci_dev,
+ adv_instance_expire.work);
+
+ struct hci_request req;
+ u8 instance;
+
+ BT_DBG("%s", hdev->name);
+
+ hci_dev_lock(hdev);
+
+ hdev->adv_instance_timeout = 0;
+
+ instance = get_current_adv_instance(hdev);
+ if (instance == 0x00)
+ goto unlock;
+
+ hci_req_init(&req, hdev);
+
+ hci_req_clear_adv_instance(hdev, &req, instance, false);
+
+ if (list_empty(&hdev->adv_instances))
+ __hci_req_disable_advertising(&req);
+
+ if (!skb_queue_empty(&req.cmd_q))
+ hci_req_run(&req, NULL);
+
+unlock:
+ hci_dev_unlock(hdev);
+}
+
+int __hci_req_schedule_adv_instance(struct hci_request *req, u8 instance,
+ bool force)
+{
+ struct hci_dev *hdev = req->hdev;
+ struct adv_info *adv_instance = NULL;
+ u16 timeout;
+
+ if (hci_dev_test_flag(hdev, HCI_ADVERTISING) ||
+ !hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE))
+ return -EPERM;
+
+ if (hdev->adv_instance_timeout)
+ return -EBUSY;
+
+ adv_instance = hci_find_adv_instance(hdev, instance);
+ if (!adv_instance)
+ return -ENOENT;
+
+ /* A zero timeout means unlimited advertising. As long as there is
+ * only one instance, duration should be ignored. We still set a timeout
+ * in case further instances are being added later on.
+ *
+ * If the remaining lifetime of the instance is more than the duration
+ * then the timeout corresponds to the duration, otherwise it will be
+ * reduced to the remaining instance lifetime.
+ */
+ if (adv_instance->timeout == 0 ||
+ adv_instance->duration <= adv_instance->remaining_time)
+ timeout = adv_instance->duration;
+ else
+ timeout = adv_instance->remaining_time;
+
+ /* The remaining time is being reduced unless the instance is being
+ * advertised without time limit.
+ */
+ if (adv_instance->timeout)
+ adv_instance->remaining_time =
+ adv_instance->remaining_time - timeout;
+
+ hdev->adv_instance_timeout = timeout;
+ queue_delayed_work(hdev->req_workqueue,
+ &hdev->adv_instance_expire,
+ msecs_to_jiffies(timeout * 1000));
+
+ /* If we're just re-scheduling the same instance again then do not
+ * execute any HCI commands. This happens when a single instance is
+ * being advertised.
+ */
+ if (!force && hdev->cur_adv_instance == instance &&
+ hci_dev_test_flag(hdev, HCI_LE_ADV))
+ return 0;
+
+ hdev->cur_adv_instance = instance;
+ __hci_req_update_adv_data(req, HCI_ADV_CURRENT);
+ __hci_req_update_scan_rsp_data(req, HCI_ADV_CURRENT);
+ __hci_req_enable_advertising(req);
+
+ return 0;
+}
+
+static void cancel_adv_timeout(struct hci_dev *hdev)
+{
+ if (hdev->adv_instance_timeout) {
+ hdev->adv_instance_timeout = 0;
+ cancel_delayed_work(&hdev->adv_instance_expire);
+ }
+}
+
+/* For a single instance:
+ * - force == true: The instance will be removed even when its remaining
+ * lifetime is not zero.
+ * - force == false: the instance will be deactivated but kept stored unless
+ * the remaining lifetime is zero.
+ *
+ * For instance == 0x00:
+ * - force == true: All instances will be removed regardless of their timeout
+ * setting.
+ * - force == false: Only instances that have a timeout will be removed.
+ */
+void hci_req_clear_adv_instance(struct hci_dev *hdev, struct hci_request *req,
+ u8 instance, bool force)
+{
+ struct adv_info *adv_instance, *n, *next_instance = NULL;
+ int err;
+ u8 rem_inst;
+
+ /* Cancel any timeout concerning the removed instance(s). */
+ if (!instance || hdev->cur_adv_instance == instance)
+ cancel_adv_timeout(hdev);
+
+ /* Get the next instance to advertise BEFORE we remove
+ * the current one. This can be the same instance again
+ * if there is only one instance.
+ */
+ if (instance && hdev->cur_adv_instance == instance)
+ next_instance = hci_get_next_instance(hdev, instance);
+
+ if (instance == 0x00) {
+ list_for_each_entry_safe(adv_instance, n, &hdev->adv_instances,
+ list) {
+ if (!(force || adv_instance->timeout))
+ continue;
+
+ rem_inst = adv_instance->instance;
+ err = hci_remove_adv_instance(hdev, rem_inst);
+ if (!err)
+ mgmt_advertising_removed(NULL, hdev, rem_inst);
+ }
+ hdev->cur_adv_instance = 0x00;
+ } else {
+ adv_instance = hci_find_adv_instance(hdev, instance);
+
+ if (force || (adv_instance && adv_instance->timeout &&
+ !adv_instance->remaining_time)) {
+ /* Don't advertise a removed instance. */
+ if (next_instance &&
+ next_instance->instance == instance)
+ next_instance = NULL;
+
+ err = hci_remove_adv_instance(hdev, instance);
+ if (!err)
+ mgmt_advertising_removed(NULL, hdev, instance);
+ }
+ }
+
+ if (list_empty(&hdev->adv_instances)) {
+ hdev->cur_adv_instance = 0x00;
+ hci_dev_clear_flag(hdev, HCI_ADVERTISING_INSTANCE);
+ }
+
+ if (!req || !hdev_is_powered(hdev) ||
+ hci_dev_test_flag(hdev, HCI_ADVERTISING))
+ return;
+
+ if (next_instance)
+ __hci_req_schedule_adv_instance(req, next_instance->instance,
+ false);
+}
+
static void set_random_addr(struct hci_request *req, bdaddr_t *rpa)
{
struct hci_dev *hdev = req->hdev;
@@ -1031,14 +1550,6 @@ unlock:
hci_dev_unlock(hdev);
}
-static void cancel_adv_timeout(struct hci_dev *hdev)
-{
- if (hdev->adv_instance_timeout) {
- hdev->adv_instance_timeout = 0;
- cancel_delayed_work(&hdev->adv_instance_expire);
- }
-}
-
static void disable_advertising(struct hci_request *req)
{
u8 enable = 0x00;
@@ -1280,6 +1791,7 @@ void hci_request_setup(struct hci_dev *hdev)
INIT_WORK(&hdev->scan_update, scan_update_work);
INIT_DELAYED_WORK(&hdev->le_scan_disable, le_scan_disable_work);
INIT_DELAYED_WORK(&hdev->le_scan_restart, le_scan_restart_work);
+ INIT_DELAYED_WORK(&hdev->adv_instance_expire, adv_timeout_expire);
}
void hci_request_cancel_all(struct hci_dev *hdev)
@@ -1291,4 +1803,9 @@ void hci_request_cancel_all(struct hci_dev *hdev)
cancel_work_sync(&hdev->scan_update);
cancel_delayed_work_sync(&hdev->le_scan_disable);
cancel_delayed_work_sync(&hdev->le_scan_restart);
+
+ if (hdev->adv_instance_timeout) {
+ cancel_delayed_work_sync(&hdev->adv_instance_expire);
+ hdev->adv_instance_timeout = 0;
+ }
}
diff --git a/net/bluetooth/hci_request.h b/net/bluetooth/hci_request.h
index cc8275520fb2..5358b1b12ca0 100644
--- a/net/bluetooth/hci_request.h
+++ b/net/bluetooth/hci_request.h
@@ -58,6 +58,20 @@ struct sk_buff *hci_prepare_cmd(struct hci_dev *hdev, u16 opcode, u32 plen,
void hci_req_add_le_scan_disable(struct hci_request *req);
void hci_req_add_le_passive_scan(struct hci_request *req);
+#define HCI_ADV_CURRENT (-1)
+
+void hci_req_reenable_advertising(struct hci_dev *hdev);
+void __hci_req_enable_advertising(struct hci_request *req);
+void __hci_req_disable_advertising(struct hci_request *req);
+void __hci_req_update_adv_data(struct hci_request *req, int instance);
+int hci_req_update_adv_data(struct hci_dev *hdev, int instance);
+void __hci_req_update_scan_rsp_data(struct hci_request *req, int instance);
+
+int __hci_req_schedule_adv_instance(struct hci_request *req, u8 instance,
+ bool force);
+void hci_req_clear_adv_instance(struct hci_dev *hdev, struct hci_request *req,
+ u8 instance, bool force);
+
/* Returns true if HCI commands were queued */
bool hci_req_stop_discovery(struct hci_request *req);
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 0d20e1328528..6d0f0025052f 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -841,98 +841,7 @@ static struct mgmt_pending_cmd *pending_find_data(u16 opcode,
return mgmt_pending_find_data(HCI_CHANNEL_CONTROL, opcode, hdev, data);
}
-static u8 get_current_adv_instance(struct hci_dev *hdev)
-{
- /* The "Set Advertising" setting supersedes the "Add Advertising"
- * setting. Here we set the advertising data based on which
- * setting was set. When neither apply, default to the global settings,
- * represented by instance "0".
- */
- if (hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE) &&
- !hci_dev_test_flag(hdev, HCI_ADVERTISING))
- return hdev->cur_adv_instance;
-
- return 0x00;
-}
-
-static u8 create_default_scan_rsp_data(struct hci_dev *hdev, u8 *ptr)
-{
- u8 ad_len = 0;
- size_t name_len;
-
- name_len = strlen(hdev->dev_name);
- if (name_len > 0) {
- size_t max_len = HCI_MAX_AD_LENGTH - ad_len - 2;
-
- if (name_len > max_len) {
- name_len = max_len;
- ptr[1] = EIR_NAME_SHORT;
- } else
- ptr[1] = EIR_NAME_COMPLETE;
-
- ptr[0] = name_len + 1;
-
- memcpy(ptr + 2, hdev->dev_name, name_len);
-
- ad_len += (name_len + 2);
- ptr += (name_len + 2);
- }
-
- return ad_len;
-}
-
-static u8 create_instance_scan_rsp_data(struct hci_dev *hdev, u8 instance,
- u8 *ptr)
-{
- struct adv_info *adv_instance;
-
- adv_instance = hci_find_adv_instance(hdev, instance);
- if (!adv_instance)
- return 0;
-
- /* TODO: Set the appropriate entries based on advertising instance flags
- * here once flags other than 0 are supported.
- */
- memcpy(ptr, adv_instance->scan_rsp_data,
- adv_instance->scan_rsp_len);
-
- return adv_instance->scan_rsp_len;
-}
-
-static void update_inst_scan_rsp_data(struct hci_request *req, u8 instance)
-{
- struct hci_dev *hdev = req->hdev;
- struct hci_cp_le_set_scan_rsp_data cp;
- u8 len;
-
- if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
- return;
-
- memset(&cp, 0, sizeof(cp));
-
- if (instance)
- len = create_instance_scan_rsp_data(hdev, instance, cp.data);
- else
- len = create_default_scan_rsp_data(hdev, cp.data);
-
- if (hdev->scan_rsp_data_len == len &&
- !memcmp(cp.data, hdev->scan_rsp_data, len))
- return;
-
- memcpy(hdev->scan_rsp_data, cp.data, sizeof(cp.data));
- hdev->scan_rsp_data_len = len;
-
- cp.length = len;
-
- hci_req_add(req, HCI_OP_LE_SET_SCAN_RSP_DATA, sizeof(cp), &cp);
-}
-
-static void update_scan_rsp_data(struct hci_request *req)
-{
- update_inst_scan_rsp_data(req, get_current_adv_instance(req->hdev));
-}
-
-static u8 get_adv_discov_flags(struct hci_dev *hdev)
+u8 mgmt_get_adv_discov_flags(struct hci_dev *hdev)
{
struct mgmt_pending_cmd *cmd;
@@ -956,7 +865,7 @@ static u8 get_adv_discov_flags(struct hci_dev *hdev)
return 0;
}
-static bool get_connectable(struct hci_dev *hdev)
+bool mgmt_get_connectable(struct hci_dev *hdev)
{
struct mgmt_pending_cmd *cmd;
@@ -973,163 +882,6 @@ static bool get_connectable(struct hci_dev *hdev)
return hci_dev_test_flag(hdev, HCI_CONNECTABLE);
}
-static u32 get_adv_instance_flags(struct hci_dev *hdev, u8 instance)
-{
- u32 flags;
- struct adv_info *adv_instance;
-
- if (instance == 0x00) {
- /* Instance 0 always manages the "Tx Power" and "Flags"
- * fields
- */
- flags = MGMT_ADV_FLAG_TX_POWER | MGMT_ADV_FLAG_MANAGED_FLAGS;
-
- /* For instance 0, the HCI_ADVERTISING_CONNECTABLE setting
- * corresponds to the "connectable" instance flag.
- */
- if (hci_dev_test_flag(hdev, HCI_ADVERTISING_CONNECTABLE))
- flags |= MGMT_ADV_FLAG_CONNECTABLE;
-
- return flags;
- }
-
- adv_instance = hci_find_adv_instance(hdev, instance);
-
- /* Return 0 when we got an invalid instance identifier. */
- if (!adv_instance)
- return 0;
-
- return adv_instance->flags;
-}
-
-static u8 get_cur_adv_instance_scan_rsp_len(struct hci_dev *hdev)
-{
- u8 instance = get_current_adv_instance(hdev);
- struct adv_info *adv_instance;
-
- /* Ignore instance 0 */
- if (instance == 0x00)
- return 0;
-
- adv_instance = hci_find_adv_instance(hdev, instance);
- if (!adv_instance)
- return 0;
-
- /* TODO: Take into account the "appearance" and "local-name" flags here.
- * These are currently being ignored as they are not supported.
- */
- return adv_instance->scan_rsp_len;
-}
-
-static u8 create_instance_adv_data(struct hci_dev *hdev, u8 instance, u8 *ptr)
-{
- struct adv_info *adv_instance = NULL;
- u8 ad_len = 0, flags = 0;
- u32 instance_flags;
-
- /* Return 0 when the current instance identifier is invalid. */
- if (instance) {
- adv_instance = hci_find_adv_instance(hdev, instance);
- if (!adv_instance)
- return 0;
- }
-
- instance_flags = get_adv_instance_flags(hdev, instance);
-
- /* The Add Advertising command allows userspace to set both the general
- * and limited discoverable flags.
- */
- if (instance_flags & MGMT_ADV_FLAG_DISCOV)
- flags |= LE_AD_GENERAL;
-
- if (instance_flags & MGMT_ADV_FLAG_LIMITED_DISCOV)
- flags |= LE_AD_LIMITED;
-
- if (flags || (instance_flags & MGMT_ADV_FLAG_MANAGED_FLAGS)) {
- /* If a discovery flag wasn't provided, simply use the global
- * settings.
- */
- if (!flags)
- flags |= get_adv_discov_flags(hdev);
-
- if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
- flags |= LE_AD_NO_BREDR;
-
- /* If flags would still be empty, then there is no need to
- * include the "Flags" AD field".
- */
- if (flags) {
- ptr[0] = 0x02;
- ptr[1] = EIR_FLAGS;
- ptr[2] = flags;
-
- ad_len += 3;
- ptr += 3;
- }
- }
-
- if (adv_instance) {
- memcpy(ptr, adv_instance->adv_data,
- adv_instance->adv_data_len);
- ad_len += adv_instance->adv_data_len;
- ptr += adv_instance->adv_data_len;
- }
-
- /* Provide Tx Power only if we can provide a valid value for it */
- if (hdev->adv_tx_power != HCI_TX_POWER_INVALID &&
- (instance_flags & MGMT_ADV_FLAG_TX_POWER)) {
- ptr[0] = 0x02;
- ptr[1] = EIR_TX_POWER;
- ptr[2] = (u8)hdev->adv_tx_power;
-
- ad_len += 3;
- ptr += 3;
- }
-
- return ad_len;
-}
-
-static void update_inst_adv_data(struct hci_request *req, u8 instance)
-{
- struct hci_dev *hdev = req->hdev;
- struct hci_cp_le_set_adv_data cp;
- u8 len;
-
- if (!hci_dev_test_flag(hdev, HCI_LE_ENABLED))
- return;
-
- memset(&cp, 0, sizeof(cp));
-
- len = create_instance_adv_data(hdev, instance, cp.data);
-
- /* There's nothing to do if the data hasn't changed */
- if (hdev->adv_data_len == len &&
- memcmp(cp.data, hdev->adv_data, len) == 0)
- return;
-
- memcpy(hdev->adv_data, cp.data, sizeof(cp.data));
- hdev->adv_data_len = len;
-
- cp.length = len;
-
- hci_req_add(req, HCI_OP_LE_SET_ADV_DATA, sizeof(cp), &cp);
-}
-
-static void update_adv_data(struct hci_request *req)
-{
- update_inst_adv_data(req, get_current_adv_instance(req->hdev));
-}
-
-int mgmt_update_adv_data(struct hci_dev *hdev)
-{
- struct hci_request req;
-
- hci_req_init(&req, hdev);
- update_adv_data(&req);
-
- return hci_req_run(&req, NULL);
-}
-
static void create_eir(struct hci_dev *hdev, u8 *data)
{
u8 *ptr = data;
@@ -1247,70 +999,6 @@ static void update_class(struct hci_request *req)
hci_req_add(req, HCI_OP_WRITE_CLASS_OF_DEV, sizeof(cod), cod);
}
-static void disable_advertising(struct hci_request *req)
-{
- u8 enable = 0x00;
-
- hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable);
-}
-
-static void enable_advertising(struct hci_request *req)
-{
- struct hci_dev *hdev = req->hdev;
- struct hci_cp_le_set_adv_param cp;
- u8 own_addr_type, enable = 0x01;
- bool connectable;
- u8 instance;
- u32 flags;
-
- if (hci_conn_num(hdev, LE_LINK) > 0)
- return;
-
- if (hci_dev_test_flag(hdev, HCI_LE_ADV))
- disable_advertising(req);
-
- /* Clear the HCI_LE_ADV bit temporarily so that the
- * hci_update_random_address knows that it's safe to go ahead
- * and write a new random address. The flag will be set back on
- * as soon as the SET_ADV_ENABLE HCI command completes.
- */
- hci_dev_clear_flag(hdev, HCI_LE_ADV);
-
- instance = get_current_adv_instance(hdev);
- flags = get_adv_instance_flags(hdev, instance);
-
- /* If the "connectable" instance flag was not set, then choose between
- * ADV_IND and ADV_NONCONN_IND based on the global connectable setting.
- */
- connectable = (flags & MGMT_ADV_FLAG_CONNECTABLE) ||
- get_connectable(hdev);
-
- /* Set require_privacy to true only when non-connectable
- * advertising is used. In that case it is fine to use a
- * non-resolvable private address.
- */
- if (hci_update_random_address(req, !connectable, &own_addr_type) < 0)
- return;
-
- memset(&cp, 0, sizeof(cp));
- cp.min_interval = cpu_to_le16(hdev->le_adv_min_interval);
- cp.max_interval = cpu_to_le16(hdev->le_adv_max_interval);
-
- if (connectable)
- cp.type = LE_ADV_IND;
- else if (get_cur_adv_instance_scan_rsp_len(hdev))
- cp.type = LE_ADV_SCAN_IND;
- else
- cp.type = LE_ADV_NONCONN_IND;
-
- cp.own_address_type = own_addr_type;
- cp.channel_map = hdev->le_adv_channel_map;
-
- hci_req_add(req, HCI_OP_LE_SET_ADV_PARAM, sizeof(cp), &cp);
-
- hci_req_add(req, HCI_OP_LE_SET_ADV_ENABLE, sizeof(enable), &enable);
-}
-
static void service_cache_off(struct work_struct *work)
{
struct hci_dev *hdev = container_of(work, struct hci_dev,
@@ -1346,10 +1034,11 @@ static void rpa_expired(struct work_struct *work)
return;
/* The generation of a new RPA and programming it into the
- * controller happens in the enable_advertising() function.
+ * controller happens in the hci_req_enable_advertising()
+ * function.
*/
hci_req_init(&req, hdev);
- enable_advertising(&req);
+ __hci_req_enable_advertising(&req);
hci_req_run(&req, NULL);
}
@@ -1417,8 +1106,7 @@ static void clean_up_hci_complete(struct hci_dev *hdev, u8 status, u16 opcode)
}
}
-static void advertising_added(struct sock *sk, struct hci_dev *hdev,
- u8 instance)
+void mgmt_advertising_added(struct sock *sk, struct hci_dev *hdev, u8 instance)
{
struct mgmt_ev_advertising_added ev;
@@ -1427,8 +1115,8 @@ static void advertising_added(struct sock *sk, struct hci_dev *hdev,
mgmt_event(MGMT_EV_ADVERTISING_ADDED, hdev, &ev, sizeof(ev), sk);
}
-static void advertising_removed(struct sock *sk, struct hci_dev *hdev,
- u8 instance)
+void mgmt_advertising_removed(struct sock *sk, struct hci_dev *hdev,
+ u8 instance)
{
struct mgmt_ev_advertising_removed ev;
@@ -1437,65 +1125,6 @@ static void advertising_removed(struct sock *sk, struct hci_dev *hdev,
mgmt_event(MGMT_EV_ADVERTISING_REMOVED, hdev, &ev, sizeof(ev), sk);
}
-static int schedule_adv_instance(struct hci_request *req, u8 instance,
- bool force) {
- struct hci_dev *hdev = req->hdev;
- struct adv_info *adv_instance = NULL;
- u16 timeout;
-
- if (hci_dev_test_flag(hdev, HCI_ADVERTISING) ||
- !hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE))
- return -EPERM;
-
- if (hdev->adv_instance_timeout)
- return -EBUSY;
-
- adv_instance = hci_find_adv_instance(hdev, instance);
- if (!adv_instance)
- return -ENOENT;
-
- /* A zero timeout means unlimited advertising. As long as there is
- * only one instance, duration should be ignored. We still set a timeout
- * in case further instances are being added later on.
- *
- * If the remaining lifetime of the instance is more than the duration
- * then the timeout corresponds to the duration, otherwise it will be
- * reduced to the remaining instance lifetime.
- */
- if (adv_instance->timeout == 0 ||
- adv_instance->duration <= adv_instance->remaining_time)
- timeout = adv_instance->duration;
- else
- timeout = adv_instance->remaining_time;
-
- /* The remaining time is being reduced unless the instance is being
- * advertised without time limit.
- */
- if (adv_instance->timeout)
- adv_instance->remaining_time =
- adv_instance->remaining_time - timeout;
-
- hdev->adv_instance_timeout = timeout;
- queue_delayed_work(hdev->workqueue,
- &hdev->adv_instance_expire,
- msecs_to_jiffies(timeout * 1000));
-
- /* If we're just re-scheduling the same instance again then do not
- * execute any HCI commands. This happens when a single instance is
- * being advertised.
- */
- if (!force && hdev->cur_adv_instance == instance &&
- hci_dev_test_flag(hdev, HCI_LE_ADV))
- return 0;
-
- hdev->cur_adv_instance = instance;
- update_adv_data(req);
- update_scan_rsp_data(req);
- enable_advertising(req);
-
- return 0;
-}
-
static void cancel_adv_timeout(struct hci_dev *hdev)
{
if (hdev->adv_instance_timeout) {
@@ -1504,76 +1133,6 @@ static void cancel_adv_timeout(struct hci_dev *hdev)
}
}
-/* For a single instance:
- * - force == true: The instance will be removed even when its remaining
- * lifetime is not zero.
- * - force == false: the instance will be deactivated but kept stored unless
- * the remaining lifetime is zero.
- *
- * For instance == 0x00:
- * - force == true: All instances will be removed regardless of their timeout
- * setting.
- * - force == false: Only instances that have a timeout will be removed.
- */
-static void clear_adv_instance(struct hci_dev *hdev, struct hci_request *req,
- u8 instance, bool force)
-{
- struct adv_info *adv_instance, *n, *next_instance = NULL;
- int err;
- u8 rem_inst;
-
- /* Cancel any timeout concerning the removed instance(s). */
- if (!instance || hdev->cur_adv_instance == instance)
- cancel_adv_timeout(hdev);
-
- /* Get the next instance to advertise BEFORE we remove
- * the current one. This can be the same instance again
- * if there is only one instance.
- */
- if (instance && hdev->cur_adv_instance == instance)
- next_instance = hci_get_next_instance(hdev, instance);
-
- if (instance == 0x00) {
- list_for_each_entry_safe(adv_instance, n, &hdev->adv_instances,
- list) {
- if (!(force || adv_instance->timeout))
- continue;
-
- rem_inst = adv_instance->instance;
- err = hci_remove_adv_instance(hdev, rem_inst);
- if (!err)
- advertising_removed(NULL, hdev, rem_inst);
- }
- hdev->cur_adv_instance = 0x00;
- } else {
- adv_instance = hci_find_adv_instance(hdev, instance);
-
- if (force || (adv_instance && adv_instance->timeout &&
- !adv_instance->remaining_time)) {
- /* Don't advertise a removed instance. */
- if (next_instance &&
- next_instance->instance == instance)
- next_instance = NULL;
-
- err = hci_remove_adv_instance(hdev, instance);
- if (!err)
- advertising_removed(NULL, hdev, instance);
- }
- }
-
- if (list_empty(&hdev->adv_instances)) {
- hdev->cur_adv_instance = 0x00;
- hci_dev_clear_flag(hdev, HCI_ADVERTISING_INSTANCE);
- }
-
- if (!req || !hdev_is_powered(hdev) ||
- hci_dev_test_flag(hdev, HCI_ADVERTISING))
- return;
-
- if (next_instance)
- schedule_adv_instance(req, next_instance->instance, false);
-}
-
static int clean_up_hci_state(struct hci_dev *hdev)
{
struct hci_request req;
@@ -1589,10 +1148,10 @@ static int clean_up_hci_state(struct hci_dev *hdev)
hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, 1, &scan);
}
- clear_adv_instance(hdev, NULL, 0x00, false);
+ hci_req_clear_adv_instance(hdev, NULL, 0x00, false);
if (hci_dev_test_flag(hdev, HCI_LE_ADV))
- disable_advertising(&req);
+ __hci_req_disable_advertising(&req);
discov_stopped = hci_req_stop_discovery(&req);
@@ -1975,7 +1534,7 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data,
hci_req_add(&req, HCI_OP_WRITE_SCAN_ENABLE, sizeof(scan), &scan);
update_ad:
- update_adv_data(&req);
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
err = hci_req_run(&req, set_discoverable_complete);
if (err < 0)
@@ -2060,7 +1619,7 @@ static void set_connectable_complete(struct hci_dev *hdev, u8 status,
new_settings(hdev, cmd->sk);
hci_req_update_scan(hdev);
if (discov_changed)
- mgmt_update_adv_data(hdev);
+ hci_req_update_adv_data(hdev, HCI_ADV_CURRENT);
hci_update_background_scan(hdev);
}
@@ -2151,7 +1710,7 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data,
hci_dev_clear_flag(hdev, HCI_LIMITED_DISCOVERABLE);
hci_dev_clear_flag(hdev, HCI_DISCOVERABLE);
}
- update_adv_data(&req);
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
} else if (cp->val != test_bit(HCI_PSCAN, &hdev->flags)) {
if (cp->val) {
scan = SCAN_PAGE;
@@ -2181,7 +1740,7 @@ no_scan_update:
/* Update the advertising parameters if necessary */
if (hci_dev_test_flag(hdev, HCI_ADVERTISING) ||
hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE))
- enable_advertising(&req);
+ __hci_req_enable_advertising(&req);
err = hci_req_run(&req, set_connectable_complete);
if (err < 0) {
@@ -2466,8 +2025,8 @@ static void le_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode)
struct hci_request req;
hci_req_init(&req, hdev);
- update_adv_data(&req);
- update_scan_rsp_data(&req);
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
+ __hci_req_update_scan_rsp_data(&req, HCI_ADV_CURRENT);
hci_req_run(&req, NULL);
hci_update_background_scan(hdev);
}
@@ -2518,7 +2077,7 @@ static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
enabled = lmp_host_le_capable(hdev);
if (!val)
- clear_adv_instance(hdev, NULL, 0x00, true);
+ hci_req_clear_adv_instance(hdev, NULL, 0x00, true);
if (!hdev_is_powered(hdev) || val == enabled) {
bool changed = false;
@@ -2565,7 +2124,7 @@ static int set_le(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
hci_cp.simul = 0x00;
} else {
if (hci_dev_test_flag(hdev, HCI_LE_ADV))
- disable_advertising(&req);
+ __hci_req_disable_advertising(&req);
}
hci_req_add(&req, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(hci_cp),
@@ -3856,7 +3415,7 @@ static int set_local_name(struct sock *sk, struct hci_dev *hdev, void *data,
* no need to udpate the advertising data here.
*/
if (lmp_le_capable(hdev))
- update_scan_rsp_data(&req);
+ __hci_req_update_scan_rsp_data(&req, HCI_ADV_CURRENT);
err = hci_req_run(&req, set_name_complete);
if (err < 0)
@@ -4600,7 +4159,7 @@ static void set_advertising_complete(struct hci_dev *hdev, u8 status,
hci_req_init(&req, hdev);
- err = schedule_adv_instance(&req, instance, true);
+ err = __hci_req_schedule_adv_instance(&req, instance, true);
if (!err)
err = hci_req_run(&req, enable_advertising_instance);
@@ -4697,11 +4256,11 @@ static int set_advertising(struct sock *sk, struct hci_dev *hdev, void *data,
* We cannot use update_[adv|scan_rsp]_data() here as the
* HCI_ADVERTISING flag is not yet set.
*/
- update_inst_adv_data(&req, 0x00);
- update_inst_scan_rsp_data(&req, 0x00);
- enable_advertising(&req);
+ __hci_req_update_adv_data(&req, 0x00);
+ __hci_req_update_scan_rsp_data(&req, 0x00);
+ __hci_req_enable_advertising(&req);
} else {
- disable_advertising(&req);
+ __hci_req_disable_advertising(&req);
}
err = hci_req_run(&req, set_advertising_complete);
@@ -5033,8 +4592,8 @@ static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
goto unlock;
}
- /* We need to flip the bit already here so that update_adv_data
- * generates the correct flags.
+ /* We need to flip the bit already here so that
+ * hci_req_update_adv_data generates the correct flags.
*/
hci_dev_set_flag(hdev, HCI_BREDR_ENABLED);
@@ -5046,7 +4605,7 @@ static int set_bredr(struct sock *sk, struct hci_dev *hdev, void *data, u16 len)
/* Since only the advertising data flags will change, there
* is no need to update the scan response data.
*/
- update_adv_data(&req);
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
err = hci_req_run(&req, set_bredr_complete);
if (err < 0)
@@ -6583,7 +6142,7 @@ static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev,
rand, sizeof(rand));
}
- flags = get_adv_discov_flags(hdev);
+ flags = mgmt_get_adv_discov_flags(hdev);
if (!hci_dev_test_flag(hdev, HCI_BREDR_ENABLED))
flags |= LE_AD_NO_BREDR;
@@ -6772,7 +6331,7 @@ static void add_advertising_complete(struct hci_dev *hdev, u8 status,
cancel_adv_timeout(hdev);
hci_remove_adv_instance(hdev, instance);
- advertising_removed(cmd ? cmd->sk : NULL, hdev, instance);
+ mgmt_advertising_removed(cmd ? cmd->sk : NULL, hdev, instance);
}
if (!cmd)
@@ -6794,31 +6353,6 @@ unlock:
hci_dev_unlock(hdev);
}
-void mgmt_adv_timeout_expired(struct hci_dev *hdev)
-{
- u8 instance;
- struct hci_request req;
-
- hdev->adv_instance_timeout = 0;
-
- instance = get_current_adv_instance(hdev);
- if (instance == 0x00)
- return;
-
- hci_dev_lock(hdev);
- hci_req_init(&req, hdev);
-
- clear_adv_instance(hdev, &req, instance, false);
-
- if (list_empty(&hdev->adv_instances))
- disable_advertising(&req);
-
- if (!skb_queue_empty(&req.cmd_q))
- hci_req_run(&req, NULL);
-
- hci_dev_unlock(hdev);
-}
-
static int add_advertising(struct sock *sk, struct hci_dev *hdev,
void *data, u16 data_len)
{
@@ -6897,7 +6431,7 @@ static int add_advertising(struct sock *sk, struct hci_dev *hdev,
* actually added.
*/
if (hdev->adv_instance_cnt > prev_instance_cnt)
- advertising_added(sk, hdev, cp->instance);
+ mgmt_advertising_added(sk, hdev, cp->instance);
hci_dev_set_flag(hdev, HCI_ADVERTISING_INSTANCE);
@@ -6944,7 +6478,7 @@ static int add_advertising(struct sock *sk, struct hci_dev *hdev,
hci_req_init(&req, hdev);
- err = schedule_adv_instance(&req, schedule_instance, true);
+ err = __hci_req_schedule_adv_instance(&req, schedule_instance, true);
if (!err)
err = hci_req_run(&req, add_advertising_complete);
@@ -7024,10 +6558,10 @@ static int remove_advertising(struct sock *sk, struct hci_dev *hdev,
hci_req_init(&req, hdev);
- clear_adv_instance(hdev, &req, cp->instance, true);
+ hci_req_clear_adv_instance(hdev, &req, cp->instance, true);
if (list_empty(&hdev->adv_instances))
- disable_advertising(&req);
+ __hci_req_disable_advertising(&req);
/* If no HCI commands have been collected so far or the HCI_ADVERTISING
* flag is set or the device isn't powered then we have no HCI
@@ -7367,8 +6901,8 @@ static int powered_update_hci(struct hci_dev *hdev)
if (hci_dev_test_flag(hdev, HCI_LE_ENABLED) &&
(hci_dev_test_flag(hdev, HCI_ADVERTISING) ||
!hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE))) {
- update_adv_data(&req);
- update_scan_rsp_data(&req);
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
+ __hci_req_update_scan_rsp_data(&req, HCI_ADV_CURRENT);
}
if (hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE) &&
@@ -7380,11 +6914,12 @@ static int powered_update_hci(struct hci_dev *hdev)
}
if (hci_dev_test_flag(hdev, HCI_ADVERTISING))
- enable_advertising(&req);
+ __hci_req_enable_advertising(&req);
else if (hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE) &&
hdev->cur_adv_instance)
- schedule_adv_instance(&req, hdev->cur_adv_instance,
- true);
+ __hci_req_schedule_adv_instance(&req,
+ hdev->cur_adv_instance,
+ true);
}
link_sec = hci_dev_test_flag(hdev, HCI_LINK_SECURITY);
@@ -7505,7 +7040,7 @@ void mgmt_discoverable_timeout(struct hci_dev *hdev)
* only update AD if advertising was enabled using Set Advertising.
*/
if (hci_dev_test_flag(hdev, HCI_ADVERTISING))
- update_adv_data(&req);
+ __hci_req_update_adv_data(&req, HCI_ADV_CURRENT);
hci_req_run(&req, NULL);
@@ -8352,35 +7887,6 @@ void mgmt_discovering(struct hci_dev *hdev, u8 discovering)
mgmt_event(MGMT_EV_DISCOVERING, hdev, &ev, sizeof(ev), NULL);
}
-static void adv_enable_complete(struct hci_dev *hdev, u8 status, u16 opcode)
-{
- BT_DBG("%s status %u", hdev->name, status);
-}
-
-void mgmt_reenable_advertising(struct hci_dev *hdev)
-{
- struct hci_request req;
- u8 instance;
-
- if (!hci_dev_test_flag(hdev, HCI_ADVERTISING) &&
- !hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE))
- return;
-
- instance = get_current_adv_instance(hdev);
-
- hci_req_init(&req, hdev);
-
- if (instance) {
- schedule_adv_instance(&req, instance, true);
- } else {
- update_adv_data(&req);
- update_scan_rsp_data(&req);
- enable_advertising(&req);
- }
-
- hci_req_run(&req, adv_enable_complete);
-}
-
static struct hci_mgmt_chan chan = {
.channel = HCI_CHANNEL_CONTROL,
.handler_count = ARRAY_SIZE(mgmt_handlers),
--
2.5.0
--
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