Bluetooth: Read list of local codecs supported by the controller

If the Bluetooth controller supports Read Local Supported Codecs
command, then issue it during initialization so that the list of
codecs is known.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index f0a3d88907605eab81264a8a9ee10a07ef32cce1..5d30919eaba94ffb3c9a6ffe8757b3b24635582c 100644 (file)
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -1074,6 +1074,8 @@ struct hci_rp_read_data_block_size {
        __le16   num_blocks;
 } __packed;
 
+#define HCI_OP_READ_LOCAL_CODECS       0x100b
+
 #define HCI_OP_READ_PAGE_SCAN_ACTIVITY 0x0c1b
 struct hci_rp_read_page_scan_activity {
        __u8     status;

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index cfcb6055ced8f21df5f559484ac910d0e25e965e..f3e14103b76be31d31e7be7cff6c431478a7d1bd 100644 (file)
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1686,6 +1686,10 @@ static void hci_init4_req(struct hci_request *req, unsigned long opt)
        if (hdev->commands[22] & 0x04)
                hci_set_event_mask_page_2(req);
 
+       /* Read local codec list if the HCI command is supported */
+       if (hdev->commands[29] & 0x20)
+               hci_req_add(req, HCI_OP_READ_LOCAL_CODECS, 0, NULL);
+
        /* Check for Synchronization Train support */
        if (lmp_sync_train_capable(hdev))
                hci_req_add(req, HCI_OP_READ_SYNC_TRAIN_PARAMS, 0, NULL);