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
  17 #define EDL_CMD_REQ_RES_EVT             (0x00)
  18 #define EDL_PATCH_VER_RES_EVT           (0x19)
  19 #define EDL_APP_VER_RES_EVT             (0x02)
  20 #define EDL_TVL_DNLD_RES_EVT            (0x04)
  21 #define EDL_CMD_EXE_STATUS_EVT          (0x00)
  22 #define EDL_SET_BAUDRATE_RSP_EVT        (0x92)
  23 #define EDL_NVM_ACCESS_CODE_EVT         (0x0B)
  24
  25 #define EDL_TAG_ID_HCI                  (17)
  26 #define EDL_TAG_ID_DEEP_SLEEP           (27)
  27
  28 #define QCA_WCN3990_POWERON_PULSE       0xFC
  29 #define QCA_WCN3990_POWEROFF_PULSE      0xC0
  30
  31 enum qca_baudrate {
  32         QCA_BAUDRATE_115200     = 0,
  33         QCA_BAUDRATE_57600,
  34         QCA_BAUDRATE_38400,
  35         QCA_BAUDRATE_19200,
  36         QCA_BAUDRATE_9600,
  37         QCA_BAUDRATE_230400,
  38         QCA_BAUDRATE_250000,
  39         QCA_BAUDRATE_460800,
  40         QCA_BAUDRATE_500000,
  41         QCA_BAUDRATE_720000,
  42         QCA_BAUDRATE_921600,
  43         QCA_BAUDRATE_1000000,
  44         QCA_BAUDRATE_1250000,
  45         QCA_BAUDRATE_2000000,
  46         QCA_BAUDRATE_3000000,
  47         QCA_BAUDRATE_4000000,
  48         QCA_BAUDRATE_1600000,
  49         QCA_BAUDRATE_3200000,
  50         QCA_BAUDRATE_3500000,
  51         QCA_BAUDRATE_AUTO       = 0xFE,
  52         QCA_BAUDRATE_RESERVED
  53 };
  54
  55 enum rome_tlv_dnld_mode {
  56         ROME_SKIP_EVT_NONE,
  57         ROME_SKIP_EVT_VSE,
  58         ROME_SKIP_EVT_CC,
  59         ROME_SKIP_EVT_VSE_CC
  60 };
  61
  62 enum rome_tlv_type {
  63         TLV_TYPE_PATCH = 1,
  64         TLV_TYPE_NVM
  65 };
  66
  67 struct rome_config {
  68         u8 type;
  69         char fwname[64];
  70         uint8_t user_baud_rate;
  71         enum rome_tlv_dnld_mode dnld_mode;
  72 };
  73
  74 struct edl_event_hdr {
  75         __u8 cresp;
  76         __u8 rtype;
  77         __u8 data[0];
  78 } __packed;
  79
  80 struct rome_version {
  81         __le32 product_id;
  82         __le16 patch_ver;
  83         __le16 rome_ver;
  84         __le32 soc_id;
  85 } __packed;
  86
  87 struct tlv_seg_resp {
  88         __u8 result;
  89 } __packed;
  90
  91 struct tlv_type_patch {
  92         __le32 total_size;
  93         __le32 data_length;
  94         __u8   format_version;
  95         __u8   signature;
  96         __u8   download_mode;
  97         __u8   reserved1;
  98         __le16 product_id;
  99         __le16 rom_build;
 100         __le16 patch_version;
 101         __le16 reserved2;
 102         __le32 entry;
 103 } __packed;
 104
 105 struct tlv_type_nvm {
 106         __le16 tag_id;
 107         __le16 tag_len;
 108         __le32 reserve1;
 109         __le32 reserve2;
 110         __u8   data[0];
 111 } __packed;
 112
 113 struct tlv_type_hdr {
 114         __le32 type_len;
 115         __u8   data[0];
 116 } __packed;
 117
 118 enum qca_btsoc_type {
 119         QCA_INVALID = -1,
 120         QCA_AR3002,
 121         QCA_ROME,
 122         QCA_WCN3990,
 123         QCA_WCN3998,
 124 };
 125
 126 #if IS_ENABLED(CONFIG_BT_QCA)
 127
 128 int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 129 int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
 130                    enum qca_btsoc_type soc_type, u32 soc_ver);
 131 int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version);
 132 int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
 133 static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
 134 {
 135         return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3998;
 136 }
 137 #else
 138
 139 static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 140 {
 141         return -EOPNOTSUPP;
 142 }
 143
 144 static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
 145                                  enum qca_btsoc_type soc_type, u32 soc_ver)
 146 {
 147         return -EOPNOTSUPP;
 148 }
 149
 150 static inline int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version)
 151 {
 152         return -EOPNOTSUPP;
 153 }
 154
 155 static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
 156 {
 157         return -EOPNOTSUPP;
 158 }
 159
 160 static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
 161 {
 162         return false;
 163 }
 164 #endif