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authorJohan Hedberg <johan.hedberg@intel.com>2013-01-22 14:02:00 +0200
committerGustavo Padovan <gustavo.padovan@collabora.co.uk>2013-01-23 02:08:43 -0200
commitcf1d081f6597a45e5ff63f55c893494a8ae1cdaf (patch)
tree5112451c53e886ec798c9967c3db67224d5aeb78
parent60e77321985ab599fac010afdc465c3e30281a06 (diff)
Bluetooth: Add support for reading LE White List Size
The LE White List Size is necessary to be known before attempting to feed the controller with any addresses intended for the white list. This patch adds the necessary HCI command sending to the HCI init sequence. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Acked-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
-rw-r--r--include/net/bluetooth/hci.h6
-rw-r--r--include/net/bluetooth/hci_core.h1
-rw-r--r--net/bluetooth/hci_event.c20
3 files changed, 27 insertions, 0 deletions
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 521eefa033e7..f1766a6f4954 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -1001,6 +1001,12 @@ struct hci_cp_le_create_conn {
#define HCI_OP_LE_CREATE_CONN_CANCEL 0x200e
+#define HCI_OP_LE_READ_WHITE_LIST_SIZE 0x200f
+struct hci_rp_le_read_white_list_size {
+ __u8 status;
+ __u8 size;
+} __packed;
+
#define HCI_OP_LE_CONN_UPDATE 0x2013
struct hci_cp_le_conn_update {
__le16 handle;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 3f607c94e213..d6ed4ac18d83 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -153,6 +153,7 @@ struct hci_dev {
__u8 features[8];
__u8 host_features[8];
__u8 le_features[8];
+ __u8 le_white_list_size;
__u8 commands[64];
__u8 hci_ver;
__u16 hci_rev;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 07c8c79a9fd1..d2fee64b728c 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -614,6 +614,9 @@ static void le_setup(struct hci_dev *hdev)
/* Read LE Advertising Channel TX Power */
hci_send_cmd(hdev, HCI_OP_LE_READ_ADV_TX_POWER, 0, NULL);
+
+ /* Read LE White List Size */
+ hci_send_cmd(hdev, HCI_OP_LE_READ_WHITE_LIST_SIZE, 0, NULL);
}
static void hci_setup(struct hci_dev *hdev)
@@ -1306,6 +1309,19 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
}
}
+static void hci_cc_le_read_white_list_size(struct hci_dev *hdev,
+ struct sk_buff *skb)
+{
+ struct hci_rp_le_read_white_list_size *rp = (void *) skb->data;
+
+ BT_DBG("%s status 0x%2.2x size %u", hdev->name, rp->status, rp->size);
+
+ if (!rp->status)
+ hdev->le_white_list_size = rp->size;
+
+ hci_req_complete(hdev, HCI_OP_LE_READ_WHITE_LIST_SIZE, rp->status);
+}
+
static void hci_cc_le_ltk_reply(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_le_ltk_reply *rp = (void *) skb->data;
@@ -2684,6 +2700,10 @@ static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
hci_cc_le_set_scan_enable(hdev, skb);
break;
+ case HCI_OP_LE_READ_WHITE_LIST_SIZE:
+ hci_cc_le_read_white_list_size(hdev, skb);
+ break;
+
case HCI_OP_LE_LTK_REPLY:
hci_cc_le_ltk_reply(hdev, skb);
break;