drivers/bluetooth/btmtk.h

   1 /* SPDX-License-Identifier: ISC */
   2 /* Copyright (C) 2021 MediaTek Inc. */
   3
   4 #define FIRMWARE_MT7622         "/*(DEBLOBBED)*/"
   5 #define FIRMWARE_MT7663         "/*(DEBLOBBED)*/"
   6 #define FIRMWARE_MT7668         "/*(DEBLOBBED)*/"
   7 #define FIRMWARE_MT7922         "/*(DEBLOBBED)*/"
   8 #define FIRMWARE_MT7961         "/*(DEBLOBBED)*/"
   9 #define FIRMWARE_MT7925         "/*(DEBLOBBED)*/"
  10
  11 #define HCI_EV_WMT 0xe4
  12 #define HCI_WMT_MAX_EVENT_SIZE          64
  13
  14 #define BTMTK_WMT_REG_WRITE 0x1
  15 #define BTMTK_WMT_REG_READ 0x2
  16
  17 #define MT7921_BTSYS_RST 0x70002610
  18 #define MT7921_BTSYS_RST_WITH_GPIO BIT(7)
  19
  20 #define MT7921_PINMUX_0 0x70005050
  21 #define MT7921_PINMUX_1 0x70005054
  22
  23 #define MT7921_DLSTATUS 0x7c053c10
  24 #define BT_DL_STATE BIT(1)
  25
  26 #define MTK_COREDUMP_SIZE               (1024 * 1000)
  27 #define MTK_COREDUMP_END                "coredump end"
  28 #define MTK_COREDUMP_END_LEN            (sizeof(MTK_COREDUMP_END))
  29 #define MTK_COREDUMP_NUM                255
  30
  31 enum {
  32         BTMTK_WMT_PATCH_DWNLD = 0x1,
  33         BTMTK_WMT_TEST = 0x2,
  34         BTMTK_WMT_WAKEUP = 0x3,
  35         BTMTK_WMT_HIF = 0x4,
  36         BTMTK_WMT_FUNC_CTRL = 0x6,
  37         BTMTK_WMT_RST = 0x7,
  38         BTMTK_WMT_REGISTER = 0x8,
  39         BTMTK_WMT_SEMAPHORE = 0x17,
  40 };
  41
  42 enum {
  43         BTMTK_WMT_INVALID,
  44         BTMTK_WMT_PATCH_UNDONE,
  45         BTMTK_WMT_PATCH_PROGRESS,
  46         BTMTK_WMT_PATCH_DONE,
  47         BTMTK_WMT_ON_UNDONE,
  48         BTMTK_WMT_ON_DONE,
  49         BTMTK_WMT_ON_PROGRESS,
  50 };
  51
  52 struct btmtk_wmt_hdr {
  53         u8      dir;
  54         u8      op;
  55         __le16  dlen;
  56         u8      flag;
  57 } __packed;
  58
  59 struct btmtk_hci_wmt_cmd {
  60         struct btmtk_wmt_hdr hdr;
  61         u8 data[];
  62 } __packed;
  63
  64 struct btmtk_hci_wmt_evt {
  65         struct hci_event_hdr hhdr;
  66         struct btmtk_wmt_hdr whdr;
  67 } __packed;
  68
  69 struct btmtk_hci_wmt_evt_funcc {
  70         struct btmtk_hci_wmt_evt hwhdr;
  71         __be16 status;
  72 } __packed;
  73
  74 struct btmtk_hci_wmt_evt_reg {
  75         struct btmtk_hci_wmt_evt hwhdr;
  76         u8 rsv[2];
  77         u8 num;
  78         __le32 addr;
  79         __le32 val;
  80 } __packed;
  81
  82 struct btmtk_tci_sleep {
  83         u8 mode;
  84         __le16 duration;
  85         __le16 host_duration;
  86         u8 host_wakeup_pin;
  87         u8 time_compensation;
  88 } __packed;
  89
  90 struct btmtk_wakeon {
  91         u8 mode;
  92         u8 gpo;
  93         u8 active_high;
  94         __le16 enable_delay;
  95         __le16 wakeup_delay;
  96 } __packed;
  97
  98 struct btmtk_sco {
  99         u8 clock_config;
 100         u8 transmit_format_config;
 101         u8 channel_format_config;
 102         u8 channel_select_config;
 103 } __packed;
 104
 105 struct reg_read_cmd {
 106         u8 type;
 107         u8 rsv;
 108         u8 num;
 109         __le32 addr;
 110 } __packed;
 111
 112 struct reg_write_cmd {
 113         u8 type;
 114         u8 rsv;
 115         u8 num;
 116         __le32 addr;
 117         __le32 data;
 118         __le32 mask;
 119 } __packed;
 120
 121 struct btmtk_hci_wmt_params {
 122         u8 op;
 123         u8 flag;
 124         u16 dlen;
 125         const void *data;
 126         u32 *status;
 127 };
 128
 129 typedef int (*btmtk_reset_sync_func_t)(struct hci_dev *, void *);
 130
 131 struct btmtk_coredump_info {
 132         const char *driver_name;
 133         u32 fw_version;
 134         u16 cnt;
 135         int state;
 136 };
 137
 138 struct btmediatek_data {
 139         u32 dev_id;
 140         btmtk_reset_sync_func_t reset_sync;
 141         struct btmtk_coredump_info cd_info;
 142 };
 143
 144 typedef int (*wmt_cmd_sync_func_t)(struct hci_dev *,
 145                                    struct btmtk_hci_wmt_params *);
 146
 147 #if IS_ENABLED(CONFIG_BT_MTK)
 148
 149 int btmtk_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 150
 151 int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
 152                               wmt_cmd_sync_func_t wmt_cmd_sync);
 153
 154 int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
 155                          wmt_cmd_sync_func_t wmt_cmd_sync);
 156
 157 void btmtk_reset_sync(struct hci_dev *hdev);
 158
 159 int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
 160                             u32 fw_version);
 161
 162 int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb);
 163 #else
 164
 165 static inline int btmtk_set_bdaddr(struct hci_dev *hdev,
 166                                    const bdaddr_t *bdaddr)
 167 {
 168         return -EOPNOTSUPP;
 169 }
 170
 171 static int btmtk_setup_firmware_79xx(struct hci_dev *hdev, const char *fwname,
 172                                      wmt_cmd_sync_func_t wmt_cmd_sync)
 173 {
 174         return -EOPNOTSUPP;
 175 }
 176
 177 static int btmtk_setup_firmware(struct hci_dev *hdev, const char *fwname,
 178                                 wmt_cmd_sync_func_t wmt_cmd_sync)
 179 {
 180         return -EOPNOTSUPP;
 181 }
 182
 183 static void btmtk_reset_sync(struct hci_dev *hdev)
 184 {
 185 }
 186
 187 static int btmtk_register_coredump(struct hci_dev *hdev, const char *name,
 188                                    u32 fw_version)
 189 {
 190         return -EOPNOTSUPP;
 191 }
 192
 193 static int btmtk_process_coredump(struct hci_dev *hdev, struct sk_buff *skb)
 194 {
 195         return -EOPNOTSUPP;
 196 }
 197 #endif