1 files changed, 111 insertions, 0 deletions
diff --git a/drivers/bluetooth/btmtk.h b/drivers/bluetooth/btmtk.h
new file mode 100644
index 000000000000..6e7b0c7567c0
--- /dev/null
+++ b/drivers/bluetooth/btmtk.h
@@ -0,0 +1,111 @@
+/* SPDX-License-Identifier: ISC */
+/* Copyright (C) 2021 MediaTek Inc. */
+
+#define FIRMWARE_MT7663		"mediatek/mt7663pr2h.bin"
+#define FIRMWARE_MT7668		"mediatek/mt7668pr2h.bin"
+#define FIRMWARE_MT7961		"mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin"
+
+#define HCI_WMT_MAX_EVENT_SIZE		64
+
+#define BTMTK_WMT_REG_READ 0x2
+
+enum {
+	BTMTK_WMT_PATCH_DWNLD = 0x1,
+	BTMTK_WMT_TEST = 0x2,
+	BTMTK_WMT_WAKEUP = 0x3,
+	BTMTK_WMT_HIF = 0x4,
+	BTMTK_WMT_FUNC_CTRL = 0x6,
+	BTMTK_WMT_RST = 0x7,
+	BTMTK_WMT_REGISTER = 0x8,
+	BTMTK_WMT_SEMAPHORE = 0x17,
+};
+
+enum {
+	BTMTK_WMT_INVALID,
+	BTMTK_WMT_PATCH_UNDONE,
+	BTMTK_WMT_PATCH_PROGRESS,
+	BTMTK_WMT_PATCH_DONE,
+	BTMTK_WMT_ON_UNDONE,
+	BTMTK_WMT_ON_DONE,
+	BTMTK_WMT_ON_PROGRESS,
+};
+
+struct btmtk_wmt_hdr {
+	u8	dir;
+	u8	op;
+	__le16	dlen;
+	u8	flag;
+} __packed;
+
+struct btmtk_hci_wmt_cmd {
+	struct btmtk_wmt_hdr hdr;
+	u8 data[];
+} __packed;
+
+struct btmtk_hci_wmt_evt {
+	struct hci_event_hdr hhdr;
+	struct btmtk_wmt_hdr whdr;
+} __packed;
+
+struct btmtk_hci_wmt_evt_funcc {
+	struct btmtk_hci_wmt_evt hwhdr;
+	__be16 status;
+} __packed;
+
+struct btmtk_hci_wmt_evt_reg {
+	struct btmtk_hci_wmt_evt hwhdr;
+	u8 rsv[2];
+	u8 num;
+	__le32 addr;
+	__le32 val;
+} __packed;
+
+struct btmtk_tci_sleep {
+	u8 mode;
+	__le16 duration;
+	__le16 host_duration;
+	u8 host_wakeup_pin;
+	u8 time_compensation;
+} __packed;
+
+struct btmtk_hci_wmt_params {
+	u8 op;
+	u8 flag;
+	u16 dlen;
+	const void *data;
+	u32 *status;
+};
+
+typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *,
+				   struct btmtk_hci_wmt_params *);
+
+#if IS_ENABLED(CONFIG_BT_MTK)
+
+int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
+
+int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
+			      wmt_cmd_sync_func_t wmt_cmd_sync);
+
+int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
+			 wmt_cmd_sync_func_t wmt_cmd_sync);
+#else
+
+static inline int btmtk_set_bdaddr(struct hci_dev *hdev,
+				   const bdaddr_t *bdaddr)
+{
+	return -EOPNOTSUPP;
+}
+
+static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
+				     wmt_cmd_sync_func_t wmt_cmd_sync)
+{
+	return -EOPNOTSUPP;
+}
+
+static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
+				wmt_cmd_sync_func_t wmt_cmd_sync)
+{
+	return -EOPNOTSUPP;
+}
+
+#endif