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Bluetooth: Add extfeatures to struct hci_dev

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This new field holds the extended LMP features value. Some LE
mechanism such as discovery procedure needs to read the extended
LMP features to work properly.

Signed-off-by: Andre Guedes <[email protected]>
Signed-off-by: Gustavo F. Padovan <[email protected]>
This commit is contained in:
Andre Guedes 2011-06-30 19:20:52 -03:00 • committed by Gustavo F. Padovan
commit 971e3a4bbc
3 changed files with 32 additions and 0 deletions
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27
net/bluetooth/hci_event.c
View file

@ -542,6 +542,14 @@ static void hci_setup(struct hci_dev *hdev)
if (hdev->features[7] & LMP_INQ_TX_PWR)
hci_send_cmd(hdev, HCI_OP_READ_INQ_RSP_TX_POWER, 0, NULL);
if (hdev->features[7] & LMP_EXTFEATURES) {
struct hci_cp_read_local_ext_features cp;
cp.page = 0x01;
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_EXT_FEATURES,
sizeof(cp), &cp);
}
}
static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb)
@ -658,6 +666,21 @@ static void hci_cc_read_local_features(struct hci_dev *hdev, struct sk_buff *skb
hdev->features[6], hdev->features[7]);
}
static void hci_cc_read_local_ext_features(struct hci_dev *hdev,
struct sk_buff *skb)
{
struct hci_rp_read_local_ext_features *rp = (void *) skb->data;
BT_DBG("%s status 0x%x", hdev->name, rp->status);
if (rp->status)
return;
memcpy(hdev->extfeatures, rp->features, 8);
hci_req_complete(hdev, HCI_OP_READ_LOCAL_EXT_FEATURES, rp->status);
}
static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb)
{
struct hci_rp_read_buffer_size *rp = (void *) skb->data;
@ -1826,6 +1849,10 @@ static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *sk
hci_cc_read_local_features(hdev, skb);
break;
case HCI_OP_READ_LOCAL_EXT_FEATURES:
hci_cc_read_local_ext_features(hdev, skb);
break;
case HCI_OP_READ_BUFFER_SIZE:
hci_cc_read_buffer_size(hdev, skb);
break;