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[linux.git] / 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
18 #define EDL_CMD_REQ_RES_EVT             (0x00)
19 #define EDL_PATCH_VER_RES_EVT           (0x19)
20 #define EDL_APP_VER_RES_EVT             (0x02)
21 #define EDL_TVL_DNLD_RES_EVT            (0x04)
22 #define EDL_CMD_EXE_STATUS_EVT          (0x00)
23 #define EDL_SET_BAUDRATE_RSP_EVT        (0x92)
24 #define EDL_NVM_ACCESS_CODE_EVT         (0x0B)
25
26 #define EDL_TAG_ID_HCI                  (17)
27 #define EDL_TAG_ID_DEEP_SLEEP           (27)
28
29 #define QCA_WCN3990_POWERON_PULSE       0xFC
30 #define QCA_WCN3990_POWEROFF_PULSE      0xC0
31
32 #define QCA_HCI_CC_OPCODE               0xFC00
33 #define QCA_HCI_CC_SUCCESS              0x00
34
35 enum qca_baudrate {
36         QCA_BAUDRATE_115200     = 0,
37         QCA_BAUDRATE_57600,
38         QCA_BAUDRATE_38400,
39         QCA_BAUDRATE_19200,
40         QCA_BAUDRATE_9600,
41         QCA_BAUDRATE_230400,
42         QCA_BAUDRATE_250000,
43         QCA_BAUDRATE_460800,
44         QCA_BAUDRATE_500000,
45         QCA_BAUDRATE_720000,
46         QCA_BAUDRATE_921600,
47         QCA_BAUDRATE_1000000,
48         QCA_BAUDRATE_1250000,
49         QCA_BAUDRATE_2000000,
50         QCA_BAUDRATE_3000000,
51         QCA_BAUDRATE_4000000,
52         QCA_BAUDRATE_1600000,
53         QCA_BAUDRATE_3200000,
54         QCA_BAUDRATE_3500000,
55         QCA_BAUDRATE_AUTO       = 0xFE,
56         QCA_BAUDRATE_RESERVED
57 };
58
59 enum rome_tlv_dnld_mode {
60         ROME_SKIP_EVT_NONE,
61         ROME_SKIP_EVT_VSE,
62         ROME_SKIP_EVT_CC,
63         ROME_SKIP_EVT_VSE_CC
64 };
65
66 enum rome_tlv_type {
67         TLV_TYPE_PATCH = 1,
68         TLV_TYPE_NVM
69 };
70
71 struct rome_config {
72         u8 type;
73         char fwname[64];
74         uint8_t user_baud_rate;
75         enum rome_tlv_dnld_mode dnld_mode;
76         enum rome_tlv_dnld_mode dnld_type;
77 };
78
79 struct edl_event_hdr {
80         __u8 cresp;
81         __u8 rtype;
82         __u8 data[0];
83 } __packed;
84
85 struct rome_version {
86         __le32 product_id;
87         __le16 patch_ver;
88         __le16 rome_ver;
89         __le32 soc_id;
90 } __packed;
91
92 struct tlv_seg_resp {
93         __u8 result;
94 } __packed;
95
96 struct tlv_type_patch {
97         __le32 total_size;
98         __le32 data_length;
99         __u8   format_version;
100         __u8   signature;
101         __u8   download_mode;
102         __u8   reserved1;
103         __le16 product_id;
104         __le16 rom_build;
105         __le16 patch_version;
106         __le16 reserved2;
107         __le32 entry;
108 } __packed;
109
110 struct tlv_type_nvm {
111         __le16 tag_id;
112         __le16 tag_len;
113         __le32 reserve1;
114         __le32 reserve2;
115         __u8   data[0];
116 } __packed;
117
118 struct tlv_type_hdr {
119         __le32 type_len;
120         __u8   data[0];
121 } __packed;
122
123 enum qca_btsoc_type {
124         QCA_INVALID = -1,
125         QCA_AR3002,
126         QCA_ROME,
127         QCA_WCN3990,
128         QCA_WCN3998,
129 };
130
131 #if IS_ENABLED(CONFIG_BT_QCA)
132
133 int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
134 int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
135                    enum qca_btsoc_type soc_type, u32 soc_ver,
136                    const char *firmware_name);
137 int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version);
138 int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
139 int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
140 static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
141 {
142         return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3998;
143 }
144 #else
145
146 static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
147 {
148         return -EOPNOTSUPP;
149 }
150
151 static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
152                                  enum qca_btsoc_type soc_type, u32 soc_ver,
153                                  const char *firmware_name)
154 {
155         return -EOPNOTSUPP;
156 }
157
158 static inline int qca_read_soc_version(struct hci_dev *hdev, u32 *soc_version)
159 {
160         return -EOPNOTSUPP;
161 }
162
163 static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
164 {
165         return -EOPNOTSUPP;
166 }
167
168 static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
169 {
170         return false;
171 }
172
173 static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
174 {
175         return -EOPNOTSUPP;
176 }
177 #endif