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-rw-r--r--drivers/bluetooth/btqca.h213
1 files changed, 213 insertions, 0 deletions
diff --git a/drivers/bluetooth/btqca.h b/drivers/bluetooth/btqca.h
new file mode 100644
index 000000000..61e9a50e6
--- /dev/null
+++ b/drivers/bluetooth/btqca.h
@@ -0,0 +1,213 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Bluetooth supports for Qualcomm Atheros ROME chips
+ *
+ * Copyright (c) 2015 The Linux Foundation. All rights reserved.
+ */
+
+#define EDL_PATCH_CMD_OPCODE (0xFC00)
+#define EDL_NVM_ACCESS_OPCODE (0xFC0B)
+#define EDL_WRITE_BD_ADDR_OPCODE (0xFC14)
+#define EDL_PATCH_CMD_LEN (1)
+#define EDL_PATCH_VER_REQ_CMD (0x19)
+#define EDL_PATCH_TLV_REQ_CMD (0x1E)
+#define EDL_GET_BUILD_INFO_CMD (0x20)
+#define EDL_NVM_ACCESS_SET_REQ_CMD (0x01)
+#define EDL_PATCH_CONFIG_CMD (0x28)
+#define MAX_SIZE_PER_TLV_SEGMENT (243)
+#define QCA_PRE_SHUTDOWN_CMD (0xFC08)
+#define QCA_DISABLE_LOGGING (0xFC17)
+
+#define EDL_CMD_REQ_RES_EVT (0x00)
+#define EDL_PATCH_VER_RES_EVT (0x19)
+#define EDL_APP_VER_RES_EVT (0x02)
+#define EDL_TVL_DNLD_RES_EVT (0x04)
+#define EDL_CMD_EXE_STATUS_EVT (0x00)
+#define EDL_SET_BAUDRATE_RSP_EVT (0x92)
+#define EDL_NVM_ACCESS_CODE_EVT (0x0B)
+#define EDL_PATCH_CONFIG_RES_EVT (0x00)
+#define QCA_DISABLE_LOGGING_SUB_OP (0x14)
+
+#define EDL_TAG_ID_HCI (17)
+#define EDL_TAG_ID_DEEP_SLEEP (27)
+
+#define QCA_WCN3990_POWERON_PULSE 0xFC
+#define QCA_WCN3990_POWEROFF_PULSE 0xC0
+
+#define QCA_HCI_CC_OPCODE 0xFC00
+#define QCA_HCI_CC_SUCCESS 0x00
+
+#define QCA_WCN3991_SOC_ID (0x40014320)
+
+/* QCA chipset version can be decided by patch and SoC
+ * version, combination with upper 2 bytes from SoC
+ * and lower 2 bytes from patch will be used.
+ */
+#define get_soc_ver(soc_id, rom_ver) \
+ ((le32_to_cpu(soc_id) << 16) | (le16_to_cpu(rom_ver)))
+
+#define QCA_FW_BUILD_VER_LEN 255
+
+
+enum qca_baudrate {
+ QCA_BAUDRATE_115200 = 0,
+ QCA_BAUDRATE_57600,
+ QCA_BAUDRATE_38400,
+ QCA_BAUDRATE_19200,
+ QCA_BAUDRATE_9600,
+ QCA_BAUDRATE_230400,
+ QCA_BAUDRATE_250000,
+ QCA_BAUDRATE_460800,
+ QCA_BAUDRATE_500000,
+ QCA_BAUDRATE_720000,
+ QCA_BAUDRATE_921600,
+ QCA_BAUDRATE_1000000,
+ QCA_BAUDRATE_1250000,
+ QCA_BAUDRATE_2000000,
+ QCA_BAUDRATE_3000000,
+ QCA_BAUDRATE_4000000,
+ QCA_BAUDRATE_1600000,
+ QCA_BAUDRATE_3200000,
+ QCA_BAUDRATE_3500000,
+ QCA_BAUDRATE_AUTO = 0xFE,
+ QCA_BAUDRATE_RESERVED
+};
+
+enum qca_tlv_dnld_mode {
+ QCA_SKIP_EVT_NONE,
+ QCA_SKIP_EVT_VSE,
+ QCA_SKIP_EVT_CC,
+ QCA_SKIP_EVT_VSE_CC
+};
+
+enum qca_tlv_type {
+ TLV_TYPE_PATCH = 1,
+ TLV_TYPE_NVM,
+ ELF_TYPE_PATCH,
+};
+
+struct qca_fw_config {
+ u8 type;
+ char fwname[64];
+ uint8_t user_baud_rate;
+ enum qca_tlv_dnld_mode dnld_mode;
+ enum qca_tlv_dnld_mode dnld_type;
+};
+
+struct edl_event_hdr {
+ __u8 cresp;
+ __u8 rtype;
+ __u8 data[];
+} __packed;
+
+struct qca_btsoc_version {
+ __le32 product_id;
+ __le16 patch_ver;
+ __le16 rom_ver;
+ __le32 soc_id;
+} __packed;
+
+struct tlv_seg_resp {
+ __u8 result;
+} __packed;
+
+struct tlv_type_patch {
+ __le32 total_size;
+ __le32 data_length;
+ __u8 format_version;
+ __u8 signature;
+ __u8 download_mode;
+ __u8 reserved1;
+ __le16 product_id;
+ __le16 rom_build;
+ __le16 patch_version;
+ __le16 reserved2;
+ __le32 entry;
+} __packed;
+
+struct tlv_type_nvm {
+ __le16 tag_id;
+ __le16 tag_len;
+ __le32 reserve1;
+ __le32 reserve2;
+ __u8 data[];
+} __packed;
+
+struct tlv_type_hdr {
+ __le32 type_len;
+ __u8 data[];
+} __packed;
+
+enum qca_btsoc_type {
+ QCA_INVALID = -1,
+ QCA_AR3002,
+ QCA_ROME,
+ QCA_WCN3990,
+ QCA_WCN3998,
+ QCA_WCN3991,
+ QCA_QCA6390,
+ QCA_WCN6750,
+};
+
+#if IS_ENABLED(CONFIG_BT_QCA)
+
+int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr);
+int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
+ enum qca_btsoc_type soc_type, struct qca_btsoc_version ver,
+ const char *firmware_name);
+int qca_read_soc_version(struct hci_dev *hdev, struct qca_btsoc_version *ver,
+ enum qca_btsoc_type);
+int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr);
+int qca_send_pre_shutdown_cmd(struct hci_dev *hdev);
+static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
+{
+ return soc_type == QCA_WCN3990 || soc_type == QCA_WCN3991 ||
+ soc_type == QCA_WCN3998;
+}
+static inline bool qca_is_wcn6750(enum qca_btsoc_type soc_type)
+{
+ return soc_type == QCA_WCN6750;
+}
+
+#else
+
+static inline int qca_set_bdaddr_rome(struct hci_dev *hdev, const bdaddr_t *bdaddr)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int qca_uart_setup(struct hci_dev *hdev, uint8_t baudrate,
+ enum qca_btsoc_type soc_type,
+ struct qca_btsoc_version ver,
+ const char *firmware_name)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int qca_read_soc_version(struct hci_dev *hdev,
+ struct qca_btsoc_version *ver,
+ enum qca_btsoc_type)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int qca_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline bool qca_is_wcn399x(enum qca_btsoc_type soc_type)
+{
+ return false;
+}
+
+static inline bool qca_is_wcn6750(enum qca_btsoc_type soc_type)
+{
+ return false;
+}
+
+static inline int qca_send_pre_shutdown_cmd(struct hci_dev *hdev)
+{
+ return -EOPNOTSUPP;
+}
+#endif