From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
Adds support for physical link create/acceppt/disconnect AMP HCI
commands. To be used by the upper layer.
Backport from CodeAurora & Atheros
Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
---
include/net/bluetooth/hci.h | 24 ++++++++++++++++++++++
net/bluetooth/hci_core.c | 45 +++++++++++++++++++++++++++++++++++++++++++
2 files changed, 69 insertions(+), 0 deletions(-)
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index eed7a55..fcd8fa9 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -30,6 +30,8 @@
#define HCI_MAX_EVENT_SIZE 260
#define HCI_MAX_FRAME_SIZE (HCI_MAX_ACL_SIZE + 4)
+#define HCI_MAX_AMP_KEY_SIZE 32
+
/* HCI dev events */
#define HCI_DEV_REG 1
#define HCI_DEV_UNREG 2
@@ -511,6 +513,28 @@ struct hci_cp_io_capability_neg_reply {
__u8 reason;
} __packed;
+#define HCI_OP_CREATE_PHY_LINK 0x0435
+struct hci_cp_create_phy_link {
+ __u8 handle;
+ __u8 key_len;
+ __u8 key_type;
+ __u8 key[HCI_MAX_AMP_KEY_SIZE];
+} __packed;
+
+#define HCI_OP_ACCEPT_PHY_LINK 0x0436
+struct hci_cp_accept_phy_link {
+ __u8 handle;
+ __u8 key_len;
+ __u8 key_type;
+ __u8 key[HCI_MAX_AMP_KEY_SIZE];
+} __packed;
+
+#define HCI_OP_DISC_PHY_LINK 0x0437
+struct hci_cp_disc_phy_link {
+ __u8 handle;
+ __u8 reason;
+} __packed;
+
#define HCI_OP_SNIFF_MODE 0x0803
struct hci_cp_sniff_mode {
__le16 handle;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 29bd53d..95ece9d 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -332,6 +332,51 @@ static void hci_linkpol_req(struct hci_dev *hdev, unsigned long opt)
hci_send_cmd(hdev, HCI_OP_WRITE_DEF_LINK_POLICY, 2, &policy);
}
+/* AMP HCI interface */
+void hci_phylink_create_req(struct hci_dev *hdev, __u8 handle, __u8 key_len,
+ __u8 key_type, __u8 *key)
+{
+ struct hci_cp_create_phy_link cp;
+
+ cp.handle = handle;
+ cp.key_type = key_type;
+ cp.key_len = min_t(__u8, key_len, HCI_MAX_AMP_KEY_SIZE);
+
+ BT_DBG("key len %d, phy handle %d", cp.key_len, cp.handle);
+
+ memcpy(cp.key, key, cp.key_len);
+ hci_send_cmd(hdev, HCI_OP_CREATE_PHY_LINK, sizeof(cp), &cp);
+}
+EXPORT_SYMBOL(hci_phylink_create_req);
+
+void hci_phylink_accept_req(struct hci_dev *hdev, __u8 handle, __u8 key_len,
+ __u8 key_type, __u8 *key)
+{
+ struct hci_cp_accept_phy_link cp;
+
+ cp.handle = handle;
+ cp.key_type = key_type;
+ cp.key_len = min_t(__u8, key_len, HCI_MAX_AMP_KEY_SIZE);
+
+ BT_DBG("key len %d, phy handle %d", cp.key_len, cp.handle);
+
+ memcpy(cp.key, key, cp.key_len);
+ hci_send_cmd(hdev, HCI_OP_ACCEPT_PHY_LINK, sizeof(cp), &cp);
+}
+EXPORT_SYMBOL(hci_phylink_accept_req);
+
+void hci_phylink_disc_req(struct hci_dev *hdev, __u8 handle, __u8 reason)
+{
+ struct hci_cp_disc_phy_link cp;
+
+ BT_DBG("handle %d reason %d", handle, reason);
+
+ cp.handle = handle;
+ cp.reason = reason;
+ hci_send_cmd(hdev, HCI_OP_DISC_PHY_LINK, sizeof(cp), &cp);
+}
+EXPORT_SYMBOL(hci_phylink_disc_req);
+
/* Get HCI device by index.
* Device is held on return. */
struct hci_dev *hci_dev_get(int index)
--
1.7.4.1
--
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