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authorYang Li <yang.li@amlogic.com>2025-07-10 13:52:47 +0300
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2025-07-23 17:35:14 +0300
commita7bcffc673de219af2698fbb90627016233de67b (patch)
tree6ba8a8c43eb53f9f4d5392c5ffe186fdb996ea05 /include
parent0cadf8534f2a727bc3a01e8c583b085d25963ee0 (diff)
downloadlinux-a7bcffc673de219af2698fbb90627016233de67b.tar.xz
Bluetooth: Add PA_LINK to distinguish BIG sync and PA sync connections
Currently, BIS_LINK is used for both BIG sync and PA sync connections, which makes it impossible to distinguish them when searching for a PA sync connection. Adding PA_LINK will make the distinction clearer and simplify future extensions for PA-related features. Signed-off-by: Yang Li <yang.li@amlogic.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/net/bluetooth/hci.h1
-rw-r--r--include/net/bluetooth/hci_core.h10
2 files changed, 8 insertions, 3 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index e90a7b753926..df1847b74e55 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -562,6 +562,7 @@ enum {
#define LE_LINK 0x80
#define CIS_LINK 0x82
#define BIS_LINK 0x83
+#define PA_LINK 0x84
#define INVALID_LINK 0xff
/* LMP features */
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 3728495f0819..4dc11c66f7b8 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1015,6 +1015,7 @@ static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c)
break;
case CIS_LINK:
case BIS_LINK:
+ case PA_LINK:
h->iso_num++;
break;
}
@@ -1042,6 +1043,7 @@ static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c)
break;
case CIS_LINK:
case BIS_LINK:
+ case PA_LINK:
h->iso_num--;
break;
}
@@ -1060,6 +1062,7 @@ static inline unsigned int hci_conn_num(struct hci_dev *hdev, __u8 type)
return h->sco_num;
case CIS_LINK:
case BIS_LINK:
+ case PA_LINK:
return h->iso_num;
default:
return 0;
@@ -1142,7 +1145,7 @@ hci_conn_hash_lookup_create_pa_sync(struct hci_dev *hdev)
rcu_read_lock();
list_for_each_entry_rcu(c, &h->list, list) {
- if (c->type != BIS_LINK)
+ if (c->type != PA_LINK)
continue;
if (!test_bit(HCI_CONN_CREATE_PA_SYNC, &c->flags))
@@ -1337,7 +1340,7 @@ hci_conn_hash_lookup_big_sync_pend(struct hci_dev *hdev,
rcu_read_lock();
list_for_each_entry_rcu(c, &h->list, list) {
- if (c->type != BIS_LINK)
+ if (c->type != PA_LINK)
continue;
if (handle == c->iso_qos.bcast.big && num_bis == c->num_bis) {
@@ -1407,7 +1410,7 @@ hci_conn_hash_lookup_pa_sync_handle(struct hci_dev *hdev, __u16 sync_handle)
rcu_read_lock();
list_for_each_entry_rcu(c, &h->list, list) {
- if (c->type != BIS_LINK)
+ if (c->type != PA_LINK)
continue;
/* Ignore the listen hcon, we are looking
@@ -2006,6 +2009,7 @@ static inline int hci_proto_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr,
case CIS_LINK:
case BIS_LINK:
+ case PA_LINK:
return iso_connect_ind(hdev, bdaddr, flags);
default: