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From:   Claudia Draghicescu <claudia.rosu@nxp.com>
To:     linux-bluetooth@vger.kernel.org
Cc:     Claudia Draghicescu <claudia.rosu@nxp.com>
Subject: [PATCH BlueZ 1/1] Check for ISO support in controller
Date:   Wed, 10 May 2023 15:08:43 +0300
Message-Id: <20230510120843.10336-2-claudia.rosu@nxp.com>
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This patch checks for ISO_BROADCASTER and ISO_SYNC_RECEIVER in controller.
Signed-off-by: Claudia Draghicescu <claudia.rosu@nxp.com>
---
 include/net/bluetooth/hci.h      | 1 +
 include/net/bluetooth/hci_core.h | 1 +
 include/net/bluetooth/mgmt.h     | 2 ++
 net/bluetooth/mgmt.c             | 6 ++++++
 4 files changed, 10 insertions(+)

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 07df96c47ef4..16a452438dfd 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -576,6 +576,7 @@ enum {
 #define HCI_LE_CIS_CENTRAL		0x10
 #define HCI_LE_CIS_PERIPHERAL		0x20
 #define HCI_LE_ISO_BROADCASTER		0x40
+#define HCI_LE_ISO_SYNC_RECEIVER	0x80
 
 /* Connection modes */
 #define HCI_CM_ACTIVE	0x0000
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index a6c8aee2f256..6a0ffe027d57 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1760,6 +1760,7 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
 #define cis_peripheral_capable(dev) \
 	((dev)->le_features[3] & HCI_LE_CIS_PERIPHERAL)
 #define bis_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_BROADCASTER)
+#define sync_recv_capable(dev) ((dev)->le_features[3] & HCI_LE_ISO_SYNC_RECEIVER)
 
 #define mws_transport_config_capable(dev) (((dev)->commands[30] & 0x08) && \
 	(!test_bit(HCI_QUIRK_BROKEN_MWS_TRANSPORT_CONFIG, &(dev)->quirks)))
diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h
index a5801649f619..7eeec8501846 100644
--- a/include/net/bluetooth/mgmt.h
+++ b/include/net/bluetooth/mgmt.h
@@ -111,6 +111,8 @@ struct mgmt_rp_read_index_list {
 #define MGMT_SETTING_WIDEBAND_SPEECH	BIT(17)
 #define MGMT_SETTING_CIS_CENTRAL	BIT(18)
 #define MGMT_SETTING_CIS_PERIPHERAL	BIT(19)
+#define MGMT_SETTING_ISO_BROADCASTER	BIT(20)
+#define MGMT_SETTING_ISO_SYNC_RECEIVER	BIT(21)
 
 #define MGMT_OP_READ_INFO		0x0004
 #define MGMT_READ_INFO_SIZE		0
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index f7b2d0971f24..61c8e1b8f3b0 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -944,6 +944,12 @@ static u32 get_current_settings(struct hci_dev *hdev)
 	if (cis_peripheral_capable(hdev))
 		settings |= MGMT_SETTING_CIS_PERIPHERAL;
 
+	if (bis_capable(hdev))
+		settings |= MGMT_SETTING_ISO_BROADCASTER;
+
+	if (sync_recv_capable(hdev))
+		settings |= MGMT_SETTING_ISO_SYNC_RECEIVER;
+
 	return settings;
 }
 
-- 
2.34.1