298 lines
6.3 KiB
C
298 lines
6.3 KiB
C
/* SPDX-License-Identifier: ISC */
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/* Copyright (C) 2021 MediaTek Inc. */
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#define FIRMWARE_MT7622 "mediatek/mt7622pr2h.bin"
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#define FIRMWARE_MT7663 "mediatek/mt7663pr2h.bin"
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#define FIRMWARE_MT7668 "mediatek/mt7668pr2h.bin"
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#define FIRMWARE_MT7922 "mediatek/BT_RAM_CODE_MT7922_1_1_hdr.bin"
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#define FIRMWARE_MT7961 "mediatek/BT_RAM_CODE_MT7961_1_2_hdr.bin"
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#define FIRMWARE_MT7925 "mediatek/mt7925/BT_RAM_CODE_MT7925_1_1_hdr.bin"
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#define HCI_EV_WMT 0xe4
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#define HCI_WMT_MAX_EVENT_SIZE 64
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#define BTMTK_WMT_REG_WRITE 0x1
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#define BTMTK_WMT_REG_READ 0x2
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#define MT7921_BTSYS_RST 0x70002610
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#define MT7921_BTSYS_RST_WITH_GPIO BIT(7)
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#define MT7921_PINMUX_0 0x70005050
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#define MT7921_PINMUX_1 0x70005054
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#define MT7921_DLSTATUS 0x7c053c10
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#define BT_DL_STATE BIT(1)
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#define MTK_COREDUMP_SIZE (1024 * 1000)
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#define MTK_COREDUMP_END "coredump end"
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#define MTK_COREDUMP_END_LEN (sizeof(MTK_COREDUMP_END))
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#define MTK_COREDUMP_NUM 255
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/* UHW CR mapping */
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#define MTK_BT_MISC 0x70002510
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#define MTK_BT_SUBSYS_RST 0x70002610
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#define MTK_UDMA_INT_STA_BT 0x74000024
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#define MTK_UDMA_INT_STA_BT1 0x74000308
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#define MTK_BT_WDT_STATUS 0x740003A0
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#define MTK_EP_RST_OPT 0x74011890
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#define MTK_EP_RST_IN_OUT_OPT 0x00010001
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#define MTK_BT_RST_DONE 0x00000100
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#define MTK_BT_RESET_REG_CONNV3 0x70028610
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#define MTK_BT_READ_DEV_ID 0x70010200
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/* MediaTek ISO Interface */
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#define MTK_ISO_IFNUM 2
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enum {
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BTMTK_WMT_PATCH_DWNLD = 0x1,
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BTMTK_WMT_TEST = 0x2,
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BTMTK_WMT_WAKEUP = 0x3,
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BTMTK_WMT_HIF = 0x4,
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BTMTK_WMT_FUNC_CTRL = 0x6,
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BTMTK_WMT_RST = 0x7,
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BTMTK_WMT_REGISTER = 0x8,
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BTMTK_WMT_SEMAPHORE = 0x17,
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};
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enum {
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BTMTK_WMT_INVALID,
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BTMTK_WMT_PATCH_UNDONE,
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BTMTK_WMT_PATCH_PROGRESS,
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BTMTK_WMT_PATCH_DONE,
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BTMTK_WMT_ON_UNDONE,
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BTMTK_WMT_ON_DONE,
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BTMTK_WMT_ON_PROGRESS,
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};
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struct btmtk_wmt_hdr {
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u8 dir;
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u8 op;
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__le16 dlen;
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u8 flag;
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} __packed;
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struct btmtk_hci_wmt_cmd {
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struct btmtk_wmt_hdr hdr;
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u8 data[];
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} __packed;
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struct btmtk_hci_wmt_evt {
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struct hci_event_hdr hhdr;
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struct btmtk_wmt_hdr whdr;
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} __packed;
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struct btmtk_hci_wmt_evt_funcc {
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struct btmtk_hci_wmt_evt hwhdr;
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__be16 status;
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} __packed;
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struct btmtk_hci_wmt_evt_reg {
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struct btmtk_hci_wmt_evt hwhdr;
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u8 rsv[2];
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u8 num;
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__le32 addr;
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__le32 val;
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} __packed;
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struct btmtk_tci_sleep {
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u8 mode;
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__le16 duration;
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__le16 host_duration;
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u8 host_wakeup_pin;
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u8 time_compensation;
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} __packed;
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struct btmtk_wakeon {
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u8 mode;
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u8 gpo;
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u8 active_high;
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__le16 enable_delay;
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__le16 wakeup_delay;
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} __packed;
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struct btmtk_sco {
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u8 clock_config;
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u8 transmit_format_config;
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u8 channel_format_config;
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u8 channel_select_config;
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} __packed;
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struct reg_read_cmd {
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u8 type;
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u8 rsv;
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u8 num;
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__le32 addr;
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} __packed;
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struct reg_write_cmd {
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u8 type;
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u8 rsv;
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u8 num;
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__le32 addr;
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__le32 data;
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__le32 mask;
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} __packed;
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struct btmtk_hci_wmt_params {
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u8 op;
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u8 flag;
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u16 dlen;
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const void *data;
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u32 *status;
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};
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enum {
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BTMTK_TX_WAIT_VND_EVT,
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BTMTK_FIRMWARE_LOADED,
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BTMTK_HW_RESET_ACTIVE,
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BTMTK_ISOPKT_OVER_INTR,
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BTMTK_ISOPKT_RUNNING,
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};
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typedef int (*btmtk_reset_sync_func_t)(struct hci_dev *, void *);
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struct btmtk_coredump_info {
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const char *driver_name;
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u32 fw_version;
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u16 cnt;
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int state;
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};
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struct btmtk_data {
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const char *drv_name;
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unsigned long flags;
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u32 dev_id;
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btmtk_reset_sync_func_t reset_sync;
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struct btmtk_coredump_info cd_info;
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struct usb_device *udev;
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struct usb_interface *intf;
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struct usb_anchor *ctrl_anchor;
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struct sk_buff *evt_skb;
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struct usb_endpoint_descriptor *isopkt_tx_ep;
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struct usb_endpoint_descriptor *isopkt_rx_ep;
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struct usb_interface *isopkt_intf;
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struct usb_anchor isopkt_anchor;
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struct sk_buff *isopkt_skb;
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/* spinlock for ISO data transmission */
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spinlock_t isorxlock;
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};
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typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *,
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struct btmtk_hci_wmt_params *);
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#if IS_ENABLED(CONFIG_BT_MTK)
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int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
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int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
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wmt_cmd_sync_func_t wmt_cmd_sync);
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int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
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wmt_cmd_sync_func_t wmt_cmd_sync);
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void btmtk_reset_sync(struct hci_dev *hdev);
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int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
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u32 fw_version);
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int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb);
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void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id, u32 fw_ver,
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u32 fw_flavor);
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int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id);
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int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb);
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struct urb *alloc_mtk_intr_urb(struct hci_dev *hdev, struct sk_buff *skb,
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usb_complete_t tx_complete);
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int btmtk_usb_resume(struct hci_dev *hdev);
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int btmtk_usb_suspend(struct hci_dev *hdev);
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int btmtk_usb_setup(struct hci_dev *hdev);
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int btmtk_usb_shutdown(struct hci_dev *hdev);
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#else
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static inline int btmtk_set_bdaddr(struct hci_dev *hdev,
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const bdaddr_t *bdaddr)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_setup_firmware_79xx(struct hci_dev *hdev,
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const char *fwname,
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wmt_cmd_sync_func_t wmt_cmd_sync)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
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wmt_cmd_sync_func_t wmt_cmd_sync)
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{
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return -EOPNOTSUPP;
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}
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static inline void btmtk_reset_sync(struct hci_dev *hdev)
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{
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}
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static inline int btmtk_register_coredump(struct hci_dev *hdev,
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const char *name, u32 fw_version)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_process_coredump(struct hci_dev *hdev,
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struct sk_buff *skb)
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{
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return -EOPNOTSUPP;
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}
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static inline void btmtk_fw_get_filename(char *buf, size_t size, u32 dev_id,
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u32 fw_ver, u32 fw_flavor)
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{
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}
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static inline int btmtk_usb_subsys_reset(struct hci_dev *hdev, u32 dev_id)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_usb_recv_acl(struct hci_dev *hdev, struct sk_buff *skb)
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{
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return -EOPNOTSUPP;
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}
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static inline struct urb *alloc_mtk_intr_urb(struct hci_dev *hdev,
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struct sk_buff *skb,
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usb_complete_t tx_complete)
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{
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return ERR_PTR(-EOPNOTSUPP);
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}
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static inline int btmtk_usb_resume(struct hci_dev *hdev)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_usb_suspend(struct hci_dev *hdev)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_usb_setup(struct hci_dev *hdev)
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{
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return -EOPNOTSUPP;
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}
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static inline int btmtk_usb_shutdown(struct hci_dev *hdev)
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{
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return -EOPNOTSUPP;
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}
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#endif
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