drivers/bluetooth/btqca.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  Bluetooth supports for Qualcomm Atheros ROME chips
   4  *
   5  *  Copyright (c) 2015 The Linux Foundation. All rights reserved.
   6  */
   7
   8 #define EDL_PATCH_CMD_OPCODE            (0xFC00)
   9 #define EDL_NVM_ACCESS_OPCODE           (0xFC0B)
  10 #define EDL_WRITE_BD_ADDR_OPCODE        (0xFC14)
  11 #define EDL_PATCH_CMD_LEN               (1)
  12 #define EDL_PATCH_VER_REQ_CMD           (0x19)
  13 #define EDL_PATCH_TLV_REQ_CMD           (0x1E)
  14 #define EDL_NVM_ACCESS_SET_REQ_CMD      (0x01)
  15 #define MAX_SIZE_PER_TLV_SEGMENT        (243)
  16 #define QCA_PRE_SHUTDOWN_CMD            (0xFC08)
  17 #define QCA_DISABLE_LOGGING             (0xFC17)
  18
  19 #define EDL_CMD_REQ_RES_EVT             (0x00)
  20 #define EDL_PATCH_VER_RES_EVT           (0x19)
  21 #define EDL_APP_VER_RES_EVT             (0x02)
  22 #define EDL_TVL_DNLD_RES_EVT            (0x04)
  23 #define EDL_CMD_EXE_STATUS_EVT          (0x00)
  24 #define EDL_SET_BAUDRATE_RSP_EVT        (0x92)
  25 #define EDL_NVM_ACCESS_CODE_EVT         (0x0B)
  26 #define QCA_DISABLE_LOGGING_SUB_OP      (0x14)
  27
  28 #define EDL_TAG_ID_HCI                  (17)
  29 #define EDL_TAG_ID_DEEP_SLEEP           (27)
  30
  31 #define QCA_WCN3990_POWERON_PULSE       0xFC
  32 #define QCA_WCN3990_POWEROFF_PULSE      0xC0
  33
  34 #define QCA_HCI_CC_OPCODE               0xFC00
  35 #define QCA_HCI_CC_SUCCESS              0x00
  36
  37 #define QCA_WCN3991_SOC_ID              (0x40014320)
  38
  39 /* QCA chipset version can be decided by patch and SoC
  40  * version, combination with upper 2 bytes from SoC
  41  * and lower 2 bytes from patch will be used.
  42  */
  43 #define get_soc_ver(soc_id, rom_ver)    \
  44         ((le32_to_cpu(soc_id) << 16) | (le16_to_cpu(rom_ver)))
  45
  46 #define QCA_FW_BUILD_VER_LEN            255
  47
  48
  49 enum qca_baudrate {
  50         QCA_BAUDRATE_115200     = 0,
  51         QCA_BAUDRATE_57600,
  52         QCA_BAUDRATE_38400,
  53         QCA_BAUDRATE_19200,
  54         QCA_BAUDRATE_9600,
  55         QCA_BAUDRATE_230400,
  56         QCA_BAUDRATE_250000,
  57         QCA_BAUDRATE_460800,
  58         QCA_BAUDRATE_500000,
  59         QCA_BAUDRATE_720000,
  60         QCA_BAUDRATE_921600,
  61         QCA_BAUDRATE_1000000,
  62         QCA_BAUDRATE_1250000,
  63         QCA_BAUDRATE_2000000,
  64         QCA_BAUDRATE_3000000,
  65         QCA_BAUDRATE_4000000,
  66         QCA_BAUDRATE_1600000,
  67         QCA_BAUDRATE_3200000,
  68         QCA_BAUDRATE_3500000,
  69         QCA_BAUDRATE_AUTO       = 0xFE,
  70         QCA_BAUDRATE_RESERVED
  71 };
  72
  73 enum qca_tlv_dnld_mode {
  74         QCA_SKIP_EVT_NONE,
  75         QCA_SKIP_EVT_VSE,
  76         QCA_SKIP_EVT_CC,
  77         QCA_SKIP_EVT_VSE_CC
  78 };
  79
  80 enum qca_tlv_type {
  81         TLV_TYPE_PATCH = 1,
  82         TLV_TYPE_NVM
  83 };
  84
  85 struct qca_fw_config {
  86         u8 type;
  87         char fwname[64];
  88         uint8_t user_baud_rate;
  89         enum qca_tlv_dnld_mode dnld_mode;
  90         enum qca_tlv_dnld_mode dnld_type;
  91 };
  92
  93 struct edl_event_hdr {
  94         __u8 cresp;
  95         __u8 rtype;
  96         __u8 data[];
  97 } __packed;
  98
  99 struct qca_btsoc_version {
 100         __le32 product_id;
 101         __le16 patch_ver;
 102         __le16 rom_ver;
 103         __le32 soc_id;
 104 } __packed;
 105
 106 struct tlv_seg_resp {
 107         __u8 result;
 108 } __packed;
 109
 110 struct tlv_type_patch {
 111         __le32 total_size;
 112         __le32 data_length;
 113         __u8   format_version;
 114         __u8   signature;
 115         __u8   download_mode;
 116         __u8   reserved1;
 117         __le16 product_id;
 118         __le16 rom_build;
 119         __le16 patch_version;
 120         __le16 reserved2;
 121         __le32 entry;
 122 } __packed;
 123
 124 struct tlv_type_nvm {
 125         __le16 tag_id;
 126         __le16 tag_len;
 127         __le32 reserve1;
 128         __le32 reserve2;
 129         __u8   data[];
 130 } __packed;
 131
 132 struct tlv_type_hdr {
 133         __le32 type_len;
 134         __u8   data[];
 135 } __packed;
 136
 137 enum qca_btsoc_type {
 138         QCA_INVALID = -1,
 139         QCA_AR3002,
 140         QCA_ROME,
 141         QCA_WCN3990,
 142         QCA_WCN3998,
 143         QCA_WCN3991,
 144         QCA_QCA6390,
 145 };
 146
 147 #if IS_ENABLED(CONFIG_BT_QCA)
 148
 149 int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 150 int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
 151                    enum qca_btsoc_type soc_type, struct qca_btsoc_version ver,
 152                    const char *firmware_name);
 153 int qca_read_soc_version(struct hci_dev *hdev, struct qca_btsoc_version *ver,
 154                          enum qca_btsoc_type);
 155 int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 156 int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
 157 static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
 158 {
 159         return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3991 ||
 160                soc_type == QCA_WCN3998;
 161 }
 162 #else
 163
 164 static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 165 {
 166         return -EOPNOTSUPP;
 167 }
 168
 169 static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
 170                                  enum qca_btsoc_type soc_type,
 171                                  struct qca_btsoc_version ver,
 172                                  const char *firmware_name)
 173 {
 174         return -EOPNOTSUPP;
 175 }
 176
 177 static inline int qca_read_soc_version(struct hci_dev *hdev,
 178                                        struct qca_btsoc_version *ver,
 179                                        enum qca_btsoc_type)
 180 {
 181         return -EOPNOTSUPP;
 182 }
 183
 184 static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 185 {
 186         return -EOPNOTSUPP;
 187 }
 188
 189 static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
 190 {
 191         return false;
 192 }
 193
 194 static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
 195 {
 196         return -EOPNOTSUPP;
 197 }
 198 #endif