diff mbox series

[v15,10/13] Bluetooth: Add support for msbc coding format

Message ID 20210907101249.7323-10-kiran.k@intel.com
State Accepted
Commit 5cb9ef6dece61abf386008f5495c35b988a28fc9
Headers show
Series [v15,01/13] Bluetooth: Enumerate local supported codec and cache details | expand

Commit Message

Kiran K Sept. 7, 2021, 10:12 a.m. UTC 
In Enhanced_Setup_Synchronous_Command, add support for msbc
coding format

Signed-off-by: Kiran K <kiran.k@intel.com>
Reviewed-by: Chethan T N <chethan.tumkur.narayan@intel.com>
Reviewed-by: Srivatsa Ravishankar <ravishankar.srivatsa@intel.com>
---

Notes:
    * chnages in v15:
     - s/CODING_FORAMT_MSBC/BT_CODEC_MSBC/g
    
    * chnages in v14:
     - No changes
    
    * changes in v13:
     - No changes
    
    * changes in v12:
      - No change
    
    * changes in v11:
      - Remove Kconfig
    
    * changes on v10:
      - Fix typos and unwanted chunks

 include/net/bluetooth/bluetooth.h |  1 +
 net/bluetooth/hci_conn.c          | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+)
diff mbox series

Patch

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 981ce32adc2e..0a5f98081581 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -175,6 +175,7 @@  struct bt_codecs {
 
 #define BT_CODEC_CVSD		0x02
 #define BT_CODEC_TRANSPARENT	0x03
+#define BT_CODEC_MSBC		0x05
 
 __printf(1, 2)
 void bt_info(const char *fmt, ...);
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 46fbafe10c61..bd669c95b9a7 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -332,6 +332,32 @@  static bool hci_enhanced_setup_sync_conn(struct hci_conn *conn, __u16 handle)
 	cp.rx_bandwidth   = cpu_to_le32(0x00001f40);
 
 	switch (conn->codec.id) {
+	case BT_CODEC_MSBC:
+		if (!find_next_esco_param(conn, esco_param_msbc,
+					  ARRAY_SIZE(esco_param_msbc)))
+			return false;
+
+		param = &esco_param_msbc[conn->attempt - 1];
+		cp.tx_coding_format.id = 0x05;
+		cp.rx_coding_format.id = 0x05;
+		cp.tx_codec_frame_size = __cpu_to_le16(60);
+		cp.rx_codec_frame_size = __cpu_to_le16(60);
+		cp.in_bandwidth = __cpu_to_le32(32000);
+		cp.out_bandwidth = __cpu_to_le32(32000);
+		cp.in_coding_format.id = 0x04;
+		cp.out_coding_format.id = 0x04;
+		cp.in_coded_data_size = __cpu_to_le16(16);
+		cp.out_coded_data_size = __cpu_to_le16(16);
+		cp.in_pcm_data_format = 2;
+		cp.out_pcm_data_format = 2;
+		cp.in_pcm_sample_payload_msb_pos = 0;
+		cp.out_pcm_sample_payload_msb_pos = 0;
+		cp.in_data_path = conn->codec.data_path;
+		cp.out_data_path = conn->codec.data_path;
+		cp.in_transport_unit_size = 1;
+		cp.out_transport_unit_size = 1;
+		break;
+
 	case BT_CODEC_TRANSPARENT:
 		if (!find_next_esco_param(conn, esco_param_msbc,
 					  ARRAY_SIZE(esco_param_msbc)))