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firmware/br-ext-chip-allwinner/board/v83x/kernel/patches/00000-drivers_bluetooth_rtk...

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diff -drupN a/drivers/bluetooth/rtk_btusb.h b/drivers/bluetooth/rtk_btusb.h
--- a/drivers/bluetooth/rtk_btusb.h 1970-01-01 03:00:00.000000000 +0300
+++ b/drivers/bluetooth/rtk_btusb.h 2022-06-12 05:28:14.000000000 +0300
@@ -0,0 +1,710 @@
+/*
+ *
+ * Realtek Bluetooth USB driver
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/types.h>
+#include <linux/sched.h>
+#include <linux/skbuff.h>
+#include <linux/errno.h>
+#include <linux/usb.h>
+#include <linux/cdev.h>
+#include <linux/device.h>
+#include <linux/poll.h>
+
+#include <linux/version.h>
+#include <linux/pm_runtime.h>
+#include <linux/firmware.h>
+#include <linux/suspend.h>
+
+#define CONFIG_BLUEDROID 1 /* bleuz 0, bluedroid 1 */
+
+
+/* Some Android system may use standard Linux kernel, while
+ * standard Linux may also implement early suspend feature.
+ * So exclude earysuspend.h from CONFIG_BLUEDROID.
+ */
+#ifdef CONFIG_HAS_EARLYSUSPEND
+#include <linux/earlysuspend.h>
+#endif
+
+#if CONFIG_BLUEDROID
+#else
+#include <net/bluetooth/bluetooth.h>
+#include <net/bluetooth/hci_core.h>
+#include <net/bluetooth/hci.h>
+#endif
+
+
+/***********************************
+** Realtek - For rtk_btusb driver **
+***********************************/
+#define URB_CANCELING_DELAY_MS 10
+/* when OS suspended, module is still powered,usb is not powered,
+ * this may set to 1, and must comply with special patch code.
+ */
+#define CONFIG_RESET_RESUME 1
+#define PRINT_CMD_EVENT 0
+#define PRINT_ACL_DATA 0
+#define PRINT_SCO_DATA 0
+
+#define RTKBT_DBG_FLAG 0
+
+#if RTKBT_DBG_FLAG
+#define RTKBT_DBG(fmt, arg...) printk(KERN_INFO "rtk_btusb: " fmt "\n", ## arg)
+#else
+#define RTKBT_DBG(fmt, arg...)
+#endif
+#define RTKBT_INFO(fmt, arg...) printk(KERN_INFO "rtk_btusb: " fmt "\n", ## arg)
+#define RTKBT_WARN(fmt, arg...) printk(KERN_WARNING "rtk_btusb: " fmt "\n", ## arg)
+#define RTKBT_ERR(fmt, arg...) printk(KERN_ERR "rtk_btusb: " fmt "\n", ## arg)
+
+
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 33)
+#define HDEV_BUS (hdev->bus)
+#define USB_RPM 1
+#else
+#define HDEV_BUS (hdev->type)
+#define USB_RPM 0
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 38)
+#define NUM_REASSEMBLY 3
+#endif
+
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 4, 0)
+#define GET_DRV_DATA(x) hci_get_drvdata(x)
+#else
+#define GET_DRV_DATA(x) (x->driver_data)
+#endif
+
+#define SCO_NUM (hdev->conn_hash.sco_num)
+
+
+#define BTUSB_RPM (0 * USB_RPM) /* 1 SS enable; 0 SS disable */
+#define BTUSB_WAKEUP_HOST 0 /* 1 enable; 0 disable */
+#define BTUSB_MAX_ISOC_FRAMES 10
+#define BTUSB_INTR_RUNNING 0
+#define BTUSB_BULK_RUNNING 1
+#define BTUSB_ISOC_RUNNING 2
+#define BTUSB_SUSPENDING 3
+#define BTUSB_DID_ISO_RESUME 4
+
+#define HCI_CMD_READ_BD_ADDR 0x1009
+#define HCI_VENDOR_CHANGE_BDRATE 0xfc17
+#define HCI_VENDOR_READ_RTK_ROM_VERISION 0xfc6d
+#define HCI_VENDOR_READ_LMP_VERISION 0x1001
+#define HCI_VENDOR_FORCE_RESET_AND_PATCHABLE 0xfc66
+#define HCI_VENDOR_RESET 0x0C03
+#define HCI_VENDOR_ADD_WAKE_UP_DEVICE 0xfc7b
+#define HCI_VENDOR_REMOVE_WAKE_UP_DEVICE 0xfc7c
+#define HCI_VENDOR_CLEAR_POWERON_LIST 0xfc7d
+
+#define HCI_VENDOR_USB_DISC_HARDWARE_ERROR 0xFF
+
+#define SET_WAKEUP_DEVICE_CONF "/data/misc/bluedroid/rtkbt_wakeup_ble.conf"
+
+#define DRV_NORMAL_MODE 0
+#define DRV_MP_MODE 1
+int mp_drv_mode; /* 1 Mptool Fw; 0 Normal Fw */
+
+#define ROM_LMP_NONE 0x0000
+#define ROM_LMP_8723a 0x1200
+#define ROM_LMP_8723b 0x8723
+#define ROM_LMP_8821a 0X8821
+#define ROM_LMP_8761a 0X8761
+#define ROM_LMP_8703a 0x8723
+#define ROM_LMP_8763a 0x8763
+#define ROM_LMP_8703b 0x8703
+#define ROM_LMP_8723c 0x8703
+#define ROM_LMP_8822b 0x8822
+#define ROM_LMP_8723d 0x8723
+#define ROM_LMP_8821c 0x8821
+
+/* signature: Realtek */
+const uint8_t RTK_EPATCH_SIGNATURE[8] = {0x52, 0x65, 0x61, 0x6C, 0x74, 0x65, 0x63, 0x68};
+/* Extension Section IGNATURE:0x77FD0451 */
+const uint8_t EXTENSION_SECTION_SIGNATURE[4] = {0x51, 0x04, 0xFD, 0x77};
+
+uint16_t project_id[] = {
+ ROM_LMP_8723a,
+ ROM_LMP_8723b,
+ ROM_LMP_8821a,
+ ROM_LMP_8761a,
+ ROM_LMP_8703a,
+ ROM_LMP_8763a,
+ ROM_LMP_8703b,
+ ROM_LMP_8723c,
+ ROM_LMP_8822b,
+ ROM_LMP_8723d,
+ ROM_LMP_8821c,
+ ROM_LMP_NONE
+};
+struct rtk_eversion_evt {
+ uint8_t status;
+ uint8_t version;
+} __attribute__ ((packed));
+
+/*modified by lamparten 1020*/
+struct rtk_reset_evt {
+ uint8_t status;
+} __attribute__ ((packed));
+/*modified by lamparten 1020*/
+
+struct rtk_localversion_evt {
+ uint8_t status;
+ uint8_t hci_version;
+ uint16_t hci_revision;
+ uint8_t lmp_version;
+ uint16_t lmp_manufacture;
+ uint16_t lmp_subversion;
+} __attribute__ ((packed));
+
+struct rtk_epatch_entry {
+ uint16_t chip_id;
+ uint16_t patch_length;
+ uint32_t start_offset;
+ uint32_t coex_version;
+ uint32_t svn_version;
+ uint32_t fw_version;
+} __attribute__ ((packed));
+
+struct rtk_epatch {
+ uint8_t signature[8];
+ uint32_t fw_version;
+ uint16_t number_of_total_patch;
+ struct rtk_epatch_entry entry[0];
+} __attribute__ ((packed));
+
+struct rtk_extension_entry {
+ uint8_t opcode;
+ uint8_t length;
+ uint8_t *data;
+} __attribute__ ((packed));
+
+struct rtk_bt_vendor_config_entry{
+ uint16_t offset;
+ uint8_t entry_len;
+ uint8_t entry_data[0];
+} __attribute__ ((packed));
+
+struct rtk_bt_vendor_config{
+ uint32_t signature;
+ uint16_t data_len;
+ struct rtk_bt_vendor_config_entry entry[0];
+} __attribute__ ((packed));
+
+/* Realtek - For rtk_btusb driver end */
+
+#if CONFIG_BLUEDROID
+#define QUEUE_SIZE 500
+
+/***************************************
+** Realtek - Integrate from bluetooth.h **
+*****************************************/
+/* Reserv for core and drivers use */
+#define BT_SKB_RESERVE 8
+
+/* BD Address */
+typedef struct {
+ __u8 b[6];
+} __packed bdaddr_t;
+
+/* Skb helpers */
+struct bt_skb_cb {
+ __u8 pkt_type;
+ __u8 incoming;
+ __u16 expect;
+ __u16 tx_seq;
+ __u8 retries;
+ __u8 sar;
+ __u8 force_active;
+};
+
+#define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb))
+
+static inline struct sk_buff *bt_skb_alloc(unsigned int len, gfp_t how)
+{
+ struct sk_buff *skb;
+ skb = alloc_skb(len + BT_SKB_RESERVE, how);
+ if (skb) {
+ skb_reserve(skb, BT_SKB_RESERVE);
+ bt_cb(skb)->incoming = 0;
+ }
+ return skb;
+}
+/* Realtek - Integrate from bluetooth.h end */
+
+/***********************************
+** Realtek - Integrate from hci.h **
+***********************************/
+#define HCI_MAX_ACL_SIZE 1024
+#define HCI_MAX_SCO_SIZE 255
+#define HCI_MAX_EVENT_SIZE 260
+#define HCI_MAX_FRAME_SIZE (HCI_MAX_ACL_SIZE + 4)
+
+/* HCI bus types */
+#define HCI_VIRTUAL 0
+#define HCI_USB 1
+#define HCI_PCCARD 2
+#define HCI_UART 3
+#define HCI_RS232 4
+#define HCI_PCI 5
+#define HCI_SDIO 6
+
+/* HCI controller types */
+#define HCI_BREDR 0x00
+#define HCI_AMP 0x01
+
+/* HCI device flags */
+enum {
+ HCI_UP,
+ HCI_INIT,
+ HCI_RUNNING,
+
+ HCI_PSCAN,
+ HCI_ISCAN,
+ HCI_AUTH,
+ HCI_ENCRYPT,
+ HCI_INQUIRY,
+
+ HCI_RAW,
+
+ HCI_RESET,
+};
+
+/*
+ * BR/EDR and/or LE controller flags: the flags defined here should represent
+ * states from the controller.
+ */
+enum {
+ HCI_SETUP,
+ HCI_AUTO_OFF,
+ HCI_MGMT,
+ HCI_PAIRABLE,
+ HCI_SERVICE_CACHE,
+ HCI_LINK_KEYS,
+ HCI_DEBUG_KEYS,
+ HCI_UNREGISTER,
+
+ HCI_LE_SCAN,
+ HCI_SSP_ENABLED,
+ HCI_HS_ENABLED,
+ HCI_LE_ENABLED,
+ HCI_CONNECTABLE,
+ HCI_DISCOVERABLE,
+ HCI_LINK_SECURITY,
+ HCI_PENDING_CLASS,
+};
+
+/* HCI data types */
+#define HCI_COMMAND_PKT 0x01
+#define HCI_ACLDATA_PKT 0x02
+#define HCI_SCODATA_PKT 0x03
+#define HCI_EVENT_PKT 0x04
+#define HCI_VENDOR_PKT 0xff
+
+#define HCI_MAX_NAME_LENGTH 248
+#define HCI_MAX_EIR_LENGTH 240
+
+#define HCI_OP_READ_LOCAL_VERSION 0x1001
+struct hci_rp_read_local_version {
+ __u8 status;
+ __u8 hci_ver;
+ __le16 hci_rev;
+ __u8 lmp_ver;
+ __le16 manufacturer;
+ __le16 lmp_subver;
+} __packed;
+
+#define HCI_EV_CMD_COMPLETE 0x0e
+struct hci_ev_cmd_complete {
+ __u8 ncmd;
+ __le16 opcode;
+} __packed;
+
+/* ---- HCI Packet structures ---- */
+#define HCI_COMMAND_HDR_SIZE 3
+#define HCI_EVENT_HDR_SIZE 2
+#define HCI_ACL_HDR_SIZE 4
+#define HCI_SCO_HDR_SIZE 3
+
+struct hci_command_hdr {
+ __le16 opcode; /* OCF & OGF */
+ __u8 plen;
+} __packed;
+
+struct hci_event_hdr {
+ __u8 evt;
+ __u8 plen;
+} __packed;
+
+struct hci_acl_hdr {
+ __le16 handle; /* Handle & Flags(PB, BC) */
+ __le16 dlen;
+} __packed;
+
+struct hci_sco_hdr {
+ __le16 handle;
+ __u8 dlen;
+} __packed;
+
+static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb)
+{
+ return (struct hci_event_hdr *) skb->data;
+}
+
+static inline struct hci_acl_hdr *hci_acl_hdr(const struct sk_buff *skb)
+{
+ return (struct hci_acl_hdr *) skb->data;
+}
+
+static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb)
+{
+ return (struct hci_sco_hdr *) skb->data;
+}
+
+/* ---- HCI Ioctl requests structures ---- */
+struct hci_dev_stats {
+ __u32 err_rx;
+ __u32 err_tx;
+ __u32 cmd_tx;
+ __u32 evt_rx;
+ __u32 acl_tx;
+ __u32 acl_rx;
+ __u32 sco_tx;
+ __u32 sco_rx;
+ __u32 byte_rx;
+ __u32 byte_tx;
+};
+/* Realtek - Integrate from hci.h end */
+
+/*****************************************
+** Realtek - Integrate from hci_core.h **
+*****************************************/
+struct hci_conn_hash {
+ struct list_head list;
+ unsigned int acl_num;
+ unsigned int sco_num;
+ unsigned int le_num;
+};
+
+#define HCI_MAX_SHORT_NAME_LENGTH 10
+
+#define NUM_REASSEMBLY 4
+struct hci_dev {
+ struct mutex lock;
+
+ char name[8];
+ unsigned long flags;
+ __u16 id;
+ __u8 bus;
+ __u8 dev_type;
+
+ struct sk_buff *reassembly[NUM_REASSEMBLY];
+
+ struct hci_conn_hash conn_hash;
+
+ struct hci_dev_stats stat;
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 4, 0)
+ atomic_t refcnt;
+ struct module *owner;
+ void *driver_data;
+#endif
+
+ atomic_t promisc;
+
+ struct device *parent;
+ struct device dev;
+
+ unsigned long dev_flags;
+
+ int (*open)(struct hci_dev *hdev);
+ int (*close)(struct hci_dev *hdev);
+ int (*flush)(struct hci_dev *hdev);
+ int (*send)(struct sk_buff *skb);
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 4, 0)
+ void (*destruct)(struct hci_dev *hdev);
+#endif
+#if LINUX_VERSION_CODE > KERNEL_VERSION(3, 7, 1)
+ __u16 voice_setting;
+#endif
+ void (*notify)(struct hci_dev *hdev, unsigned int evt);
+ int (*ioctl)(struct hci_dev *hdev, unsigned int cmd, unsigned long arg);
+};
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(3, 4, 0)
+static inline struct hci_dev *__hci_dev_hold(struct hci_dev *d)
+{
+ atomic_inc(&d->refcnt);
+ return d;
+}
+
+static inline void __hci_dev_put(struct hci_dev *d)
+{
+ if (atomic_dec_and_test(&d->refcnt))
+ d->destruct(d);
+}
+#endif
+
+static inline void *hci_get_drvdata(struct hci_dev *hdev)
+{
+ return dev_get_drvdata(&hdev->dev);
+}
+
+static inline void hci_set_drvdata(struct hci_dev *hdev, void *data)
+{
+ dev_set_drvdata(&hdev->dev, data);
+}
+
+#define SET_HCIDEV_DEV(hdev, pdev) ((hdev)->parent = (pdev))
+/* Realtek - Integrate from hci_core.h end */
+
+/* ----- HCI Commands ---- */
+#define HCI_OP_INQUIRY 0x0401
+#define HCI_OP_INQUIRY_CANCEL 0x0402
+#define HCI_OP_EXIT_PERIODIC_INQ 0x0404
+#define HCI_OP_CREATE_CONN 0x0405
+#define HCI_OP_DISCONNECT 0x0406
+#define HCI_OP_ADD_SCO 0x0407
+#define HCI_OP_CREATE_CONN_CANCEL 0x0408
+#define HCI_OP_ACCEPT_CONN_REQ 0x0409
+#define HCI_OP_REJECT_CONN_REQ 0x040a
+#define HCI_OP_LINK_KEY_REPLY 0x040b
+#define HCI_OP_LINK_KEY_NEG_REPLY 0x040c
+#define HCI_OP_PIN_CODE_REPLY 0x040d
+#define HCI_OP_PIN_CODE_NEG_REPLY 0x040e
+#define HCI_OP_CHANGE_CONN_PTYPE 0x040f
+#define HCI_OP_AUTH_REQUESTED 0x0411
+#define HCI_OP_SET_CONN_ENCRYPT 0x0413
+#define HCI_OP_CHANGE_CONN_LINK_KEY 0x0415
+#define HCI_OP_REMOTE_NAME_REQ 0x0419
+#define HCI_OP_REMOTE_NAME_REQ_CANCEL 0x041a
+#define HCI_OP_READ_REMOTE_FEATURES 0x041b
+#define HCI_OP_READ_REMOTE_EXT_FEATURES 0x041c
+#define HCI_OP_READ_REMOTE_VERSION 0x041d
+#define HCI_OP_SETUP_SYNC_CONN 0x0428
+#define HCI_OP_ACCEPT_SYNC_CONN_REQ 0x0429
+#define HCI_OP_REJECT_SYNC_CONN_REQ 0x042a
+#define HCI_OP_SNIFF_MODE 0x0803
+#define HCI_OP_EXIT_SNIFF_MODE 0x0804
+#define HCI_OP_ROLE_DISCOVERY 0x0809
+#define HCI_OP_SWITCH_ROLE 0x080b
+#define HCI_OP_READ_LINK_POLICY 0x080c
+#define HCI_OP_WRITE_LINK_POLICY 0x080d
+#define HCI_OP_READ_DEF_LINK_POLICY 0x080e
+#define HCI_OP_WRITE_DEF_LINK_POLICY 0x080f
+#define HCI_OP_SNIFF_SUBRATE 0x0811
+#define HCI_OP_SET_EVENT_MASK 0x0c01
+#define HCI_OP_RESET 0x0c03
+#define HCI_OP_SET_EVENT_FLT 0x0c05
+#define HCI_OP_Write_Extended_Inquiry_Response 0x0c52
+
+/* ----- HCI events---- */
+#define HCI_OP_DISCONNECT 0x0406
+#define HCI_EV_INQUIRY_COMPLETE 0x01
+#define HCI_EV_INQUIRY_RESULT 0x02
+#define HCI_EV_CONN_COMPLETE 0x03
+#define HCI_EV_CONN_REQUEST 0x04
+#define HCI_EV_DISCONN_COMPLETE 0x05
+#define HCI_EV_AUTH_COMPLETE 0x06
+#define HCI_EV_REMOTE_NAME 0x07
+#define HCI_EV_ENCRYPT_CHANGE 0x08
+#define HCI_EV_CHANGE_LINK_KEY_COMPLETE 0x09
+
+#define HCI_EV_REMOTE_FEATURES 0x0b
+#define HCI_EV_REMOTE_VERSION 0x0c
+#define HCI_EV_QOS_SETUP_COMPLETE 0x0d
+#define HCI_EV_CMD_COMPLETE 0x0e
+#define HCI_EV_CMD_STATUS 0x0f
+
+#define HCI_EV_ROLE_CHANGE 0x12
+#define HCI_EV_NUM_COMP_PKTS 0x13
+#define HCI_EV_MODE_CHANGE 0x14
+#define HCI_EV_PIN_CODE_REQ 0x16
+#define HCI_EV_LINK_KEY_REQ 0x17
+#define HCI_EV_LINK_KEY_NOTIFY 0x18
+#define HCI_EV_CLOCK_OFFSET 0x1c
+#define HCI_EV_PKT_TYPE_CHANGE 0x1d
+#define HCI_EV_PSCAN_REP_MODE 0x20
+
+#define HCI_EV_INQUIRY_RESULT_WITH_RSSI 0x22
+#define HCI_EV_REMOTE_EXT_FEATURES 0x23
+#define HCI_EV_SYNC_CONN_COMPLETE 0x2c
+#define HCI_EV_SYNC_CONN_CHANGED 0x2d
+#define HCI_EV_SNIFF_SUBRATE 0x2e
+#define HCI_EV_EXTENDED_INQUIRY_RESULT 0x2f
+#define HCI_EV_IO_CAPA_REQUEST 0x31
+#define HCI_EV_SIMPLE_PAIR_COMPLETE 0x36
+#define HCI_EV_REMOTE_HOST_FEATURES 0x3d
+
+#define CONFIG_MAC_OFFSET_GEN_1_2 (0x3C) /* MAC's OFFSET in config/efuse for realtek generation 1~2 bluetooth chip */
+#define CONFIG_MAC_OFFSET_GEN_3PLUS (0x44) /* MAC's OFFSET in config/efuse for rtk generation 3+ bluetooth chip */
+
+/*******************************
+** Reasil patch code
+********************************/
+#define CMD_CMP_EVT 0x0e
+#define PKT_LEN 300
+#define MSG_TO 1000
+#define PATCH_SEG_MAX 252
+#define DATA_END 0x80
+#define DOWNLOAD_OPCODE 0xfc20
+#define BTOFF_OPCODE 0xfc28
+#define TRUE 1
+#define FALSE 0
+#define CMD_HDR_LEN sizeof(struct hci_command_hdr)
+#define EVT_HDR_LEN sizeof(struct hci_event_hdr)
+#define CMD_CMP_LEN sizeof(struct hci_ev_cmd_complete)
+#define MAX_PATCH_SIZE_24K (1024*24)
+#define MAX_PATCH_SIZE_40K (1024*40)
+
+enum rtk_endpoit {
+ CTRL_EP = 0,
+ INTR_EP = 1,
+ BULK_EP = 2,
+ ISOC_EP = 3
+};
+
+typedef struct {
+ uint16_t vid;
+ uint16_t pid;
+ uint16_t lmp_sub_default;
+ uint16_t lmp_sub;
+ uint16_t eversion;
+ char *mp_patch_name;
+ char *patch_name;
+ char *config_name;
+ uint8_t *fw_cache;
+ int fw_len;
+ uint16_t mac_offset;
+ uint32_t max_patch_size;
+} patch_info;
+
+typedef struct {
+ struct usb_interface *intf;
+ struct usb_device *udev;
+ patch_info *patch_entry;
+ int pipe_in, pipe_out;
+ uint8_t *send_pkt;
+ uint8_t *rcv_pkt;
+ struct hci_command_hdr *cmd_hdr;
+ struct hci_event_hdr *evt_hdr;
+ struct hci_ev_cmd_complete *cmd_cmp;
+ uint8_t *req_para, *rsp_para;
+ uint8_t *fw_data;
+ int pkt_len;
+ int fw_len;
+} firmware_info;
+
+typedef struct {
+ uint8_t index;
+ uint8_t data[PATCH_SEG_MAX];
+} __attribute__((packed)) download_cp;
+
+typedef struct {
+ uint8_t status;
+ uint8_t index;
+} __attribute__((packed)) download_rp;
+
+
+
+/* Define ioctl cmd the same as HCIDEVUP in the kernel */
+#define DOWN_FW_CFG _IOW('H', 201, int)
+
+
+/* for altsettings*/
+#include <linux/fs.h>
+#define BDADDR_FILE "/data/misc/bluetooth/bdaddr"
+#define FACTORY_BT_BDADDR_STORAGE_LEN 17
+
+static inline int getmacaddr(uint8_t *vnd_local_bd_addr)
+{
+ struct file *bdaddr_file;
+ mm_segment_t oldfs;
+ char buf[FACTORY_BT_BDADDR_STORAGE_LEN];
+ int32_t i = 0;
+ memset(buf, 0, FACTORY_BT_BDADDR_STORAGE_LEN);
+ bdaddr_file = filp_open(BDADDR_FILE, O_RDONLY, 0);
+ if (IS_ERR(bdaddr_file)) {
+ RTKBT_INFO("No Mac Config for BT\n");
+ return -1;
+ }
+ oldfs = get_fs(); set_fs(KERNEL_DS);
+ bdaddr_file->f_op->llseek(bdaddr_file, 0, 0);
+ bdaddr_file->f_op->read(bdaddr_file, buf, FACTORY_BT_BDADDR_STORAGE_LEN, &bdaddr_file->f_pos);
+ for (i = 0; i < 6; i++) {
+ if (buf[3*i] > '9') {
+ if (buf[3*i] > 'Z')
+ buf[3*i] -= ('a'-'A'); /* change a to A */
+ buf[3*i] -= ('A' - '9' - 1);
+ }
+ if (buf[3*i+1] > '9') {
+ if (buf[3*i+1] > 'Z')
+ buf[3*i+1] -= ('a'-'A'); /* change a to A */
+ buf[3*i+1] -= ('A' - '9' - 1);
+ }
+ vnd_local_bd_addr[5-i] = ((uint8_t)buf[3*i] - '0') * 16 + ((uint8_t)buf[3*i+1] - '0');
+ }
+ set_fs(oldfs);
+ filp_close(bdaddr_file, NULL);
+ return 0;
+}
+
+static inline int getAltSettings(patch_info *patch_entry, unsigned short *offset, int max_group_cnt)
+{
+ int n = 0;
+ if (patch_entry)
+ offset[n++] = patch_entry->mac_offset;
+/*
+//sample code, add special settings
+
+ offset[n++] = 0x15B;
+*/
+ return n;
+}
+static inline int getAltSettingVal(patch_info *patch_entry, unsigned short offset, unsigned char *val)
+{
+ int res = 0;
+
+ switch (offset) {
+/*
+//sample code, add special settings
+ case 0x15B:
+ val[0] = 0x0B;
+ val[1] = 0x0B;
+ val[2] = 0x0B;
+ val[3] = 0x0B;
+ res = 4;
+ break;
+*/
+ default:
+ res = 0;
+ break;
+ }
+
+ if ((patch_entry) && (offset == patch_entry->mac_offset) && (res == 0)) {
+ if (getmacaddr(val) == 0) {
+ RTKBT_INFO("MAC: %02x:%02x:%02x:%02x:%02x:%02x", val[5], val[4], val[3], val[2], val[1], val[0]);
+ res = 6;
+ }
+ }
+ return res;
+}
+
+#endif /* CONFIG_BLUEDROID */
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