Add Bluetooth driver for BCM4377 Boards

2026-04-30 13:52:11 -07:00 · 2022-08-01 18:55:20 +05:30
parent 8fc5876637
commit d50c52b0ad
3 changed files with 2592 additions and 0 deletions
@@ -0,0 +1,37 @@
+diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
+index fe7935be7dc4..47e1ee6f275d 100644
+--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
+@@ -274,6 +274,17 @@ enum {
+ 	 * during the hdev->setup vendor callback.
+ 	 */
+ 	HCI_QUIRK_BROKEN_ENHANCED_SETUP_SYNC_CONN,
+
+	/*
+	 * When this quirk is set, the upper 8 bits of the evt_type field of
+	 * the LE Extended Advertising Report events are discarded.
+	 * Some Broadcom controllers found in Apple machines put the channel
+	 * the report was received on into these reserved bits.
+	 *
+	 * This quirk can be set before hci_register_dev is called or
+	 * during the hdev->setup vendor callback.
+	 */
+	HCI_QUIRK_FIXUP_LE_EXT_ADV_REPORT_EVT_TYPE,
+ };
+ 
+ /* HCI device flags */
+diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
+index af17dfb20e01..0b5d70aeea93 100644
+--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
+@@ -6237,6 +6237,10 @@ static void hci_le_ext_adv_report_evt(struct hci_dev *hdev, void *data,
+ 			break;
+ 
+ 		evt_type = __le16_to_cpu(info->type);
+		if (test_bit(HCI_QUIRK_FIXUP_LE_EXT_ADV_REPORT_EVT_TYPE,
+			     &hdev->quirks))
+			evt_type &= 0xff;
+
+ 		legacy_evt_type = ext_evt_type_to_legacy(hdev, evt_type);
+ 		if (legacy_evt_type != LE_ADV_INVALID) {
+ 			process_adv_report(hdev, legacy_evt_type, &info->bdaddr,
@@ -0,0 +1,36 @@
+diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
+index 47e1ee6f275d..dd275842b9b2 100644
+--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
+@@ -285,6 +285,16 @@ enum {
+ 	 * during the hdev->setup vendor callback.
+ 	 */
+ 	HCI_QUIRK_FIXUP_LE_EXT_ADV_REPORT_EVT_TYPE,
+
+	/*
+	 * When this quirk is set, the HCI_OP_LE_SET_EXT_SCAN_ENABLE command is
+	 * disabled. This is required for some Broadcom controllers which
+	 * erroneously claim to support extended scanning.
+	 *
+	 * This quirk can be set before hci_register_dev is called or
+	 * during the hdev->setup vendor callback.
+	 */
+	HCI_QUIRK_BROKEN_EXT_SCAN,
+ };
+ 
+ /* HCI device flags */
+diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
+index c0ea2a4892b1..149b9a10f52f 100644
+--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
+@@ -1501,7 +1501,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn);
+ 
+ /* Use ext scanning if set ext scan param and ext scan enable is supported */
+ #define use_ext_scan(dev) (((dev)->commands[37] & 0x20) && \
+-			   ((dev)->commands[37] & 0x40))
+			   ((dev)->commands[37] & 0x40) && \
+			   !test_bit(HCI_QUIRK_BROKEN_EXT_SCAN, &(dev)->quirks))
+
+ /* Use ext create connection if command is supported */
+ #define use_ext_conn(dev) ((dev)->commands[37] & 0x80)
+