linux/drivers/bluetooth/btqca.h
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   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
  37enum qca_baudrate {
  38        QCA_BAUDRATE_115200     = 0,
  39        QCA_BAUDRATE_57600,
  40        QCA_BAUDRATE_38400,
  41        QCA_BAUDRATE_19200,
  42        QCA_BAUDRATE_9600,
  43        QCA_BAUDRATE_230400,
  44        QCA_BAUDRATE_250000,
  45        QCA_BAUDRATE_460800,
  46        QCA_BAUDRATE_500000,
  47        QCA_BAUDRATE_720000,
  48        QCA_BAUDRATE_921600,
  49        QCA_BAUDRATE_1000000,
  50        QCA_BAUDRATE_1250000,
  51        QCA_BAUDRATE_2000000,
  52        QCA_BAUDRATE_3000000,
  53        QCA_BAUDRATE_4000000,
  54        QCA_BAUDRATE_1600000,
  55        QCA_BAUDRATE_3200000,
  56        QCA_BAUDRATE_3500000,
  57        QCA_BAUDRATE_AUTO       = 0xFE,
  58        QCA_BAUDRATE_RESERVED
  59};
  60
  61enum qca_tlv_dnld_mode {
  62        QCA_SKIP_EVT_NONE,
  63        QCA_SKIP_EVT_VSE,
  64        QCA_SKIP_EVT_CC,
  65        QCA_SKIP_EVT_VSE_CC
  66};
  67
  68enum qca_tlv_type {
  69        TLV_TYPE_PATCH = 1,
  70        TLV_TYPE_NVM
  71};
  72
  73struct qca_fw_config {
  74        u8 type;
  75        char fwname[64];
  76        uint8_t user_baud_rate;
  77        enum qca_tlv_dnld_mode dnld_mode;
  78        enum qca_tlv_dnld_mode dnld_type;
  79};
  80
  81struct edl_event_hdr {
  82        __u8 cresp;
  83        __u8 rtype;
  84        __u8 data[];
  85} __packed;
  86
  87struct qca_btsoc_version {
  88        __le32 product_id;
  89        __le16 patch_ver;
  90        __le16 rom_ver;
  91        __le32 soc_id;
  92} __packed;
  93
  94struct tlv_seg_resp {
  95        __u8 result;
  96} __packed;
  97
  98struct tlv_type_patch {
  99        __le32 total_size;
 100        __le32 data_length;
 101        __u8   format_version;
 102        __u8   signature;
 103        __u8   download_mode;
 104        __u8   reserved1;
 105        __le16 product_id;
 106        __le16 rom_build;
 107        __le16 patch_version;
 108        __le16 reserved2;
 109        __le32 entry;
 110} __packed;
 111
 112struct tlv_type_nvm {
 113        __le16 tag_id;
 114        __le16 tag_len;
 115        __le32 reserve1;
 116        __le32 reserve2;
 117        __u8   data[];
 118} __packed;
 119
 120struct tlv_type_hdr {
 121        __le32 type_len;
 122        __u8   data[];
 123} __packed;
 124
 125enum qca_btsoc_type {
 126        QCA_INVALID = -1,
 127        QCA_AR3002,
 128        QCA_ROME,
 129        QCA_WCN3990,
 130        QCA_WCN3998,
 131        QCA_WCN3991,
 132        QCA_QCA6390,
 133};
 134
 135#if IS_ENABLED(CONFIG_BT_QCA)
 136
 137int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 138int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
 139                   enum qca_btsoc_type soc_type, u32 soc_ver,
 140                   const char *firmware_name);
 141int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version,
 142                         enum qca_btsoc_type);
 143int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 144int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
 145static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
 146{
 147        return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3991 ||
 148               soc_type == QCA_WCN3998;
 149}
 150#else
 151
 152static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 153{
 154        return -EOPNOTSUPP;
 155}
 156
 157static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
 158                                 enum qca_btsoc_type soc_type, u32 soc_ver,
 159                                 const char *firmware_name)
 160{
 161        return -EOPNOTSUPP;
 162}
 163
 164static inline int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version,
 165                                       enum qca_btsoc_type)
 166{
 167        return -EOPNOTSUPP;
 168}
 169
 170static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 171{
 172        return -EOPNOTSUPP;
 173}
 174
 175static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
 176{
 177        return false;
 178}
 179
 180static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
 181{
 182        return -EOPNOTSUPP;
 183}
 184#endif
 185