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Bluetooth: Read LE Advertising Channel TX Power only when available 

The Read LE Advertising Channel TX Power command is not mandatory for
a Bluetooth HCI controller only supporting receiption. Move the command
to the third stage of the controller initialization and only execute it
when support for it has been indicated.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2014-07-12 23:20:50 +02:00 committed by Johan Hedberg
parent c7e0c14115
commit 15a49cca98
1 changed files with 5 additions and 3 deletions
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8
net/bluetooth/hci_core.c
View File

@ -1348,9 +1348,6 @@ static void le_setup(struct hci_request *req)
/* Read LE Supported States */
hci_req_add(req, HCI_OP_LE_READ_SUPPORTED_STATES, 0, NULL);
/* Read LE Advertising Channel TX Power */
hci_req_add(req, HCI_OP_LE_READ_ADV_TX_POWER, 0, NULL);
/* Read LE White List Size */
hci_req_add(req, HCI_OP_LE_READ_WHITE_LIST_SIZE, 0, NULL);
@ -1657,6 +1654,11 @@ static void hci_init3_req(struct hci_request *req, unsigned long opt)
hci_req_add(req, HCI_OP_LE_SET_EVENT_MASK, sizeof(events),
events);
if (hdev->commands[25] & 0x40) {
/* Read LE Advertising Channel TX Power */
hci_req_add(req, HCI_OP_LE_READ_ADV_TX_POWER, 0, NULL);
}
hci_set_le_support(req);
}