138 lines
4.3 KiB
C
138 lines
4.3 KiB
C
/*
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* Copyright (c) 202X Amlogic, Inc. All rights reserved.
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*
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* This source code is subject to the terms and conditions defined in the
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* file 'LICENSE' which is part of this source code package.
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*
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* Description:
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*/
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#ifndef N_HCI
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#define N_HCI 15
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#endif
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#define N_AML 16 //define new number
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/* Ioctls */
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#define HCIUARTSETPROTO _IOW('U', 200, int)
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#define HCIUARTGETPROTO _IOR('U', 201, int)
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#define HCIUARTGETDEVICE _IOR('U', 202, int)
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#define HCIUARTSETFLAGS _IOW('U', 203, int)
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#define HCIUARTGETFLAGS _IOR('U', 204, int)
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/* UART protocols */
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#define HCI_UART_MAX_PROTO 13
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#define HCI_UART_H4 0
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#define HCI_UART_BCSP 1
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#define HCI_UART_3WIRE 2
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#define HCI_UART_H4DS 3
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#define HCI_UART_LL 4
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#define HCI_UART_ATH3K 5
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#define HCI_UART_INTEL 6
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#define HCI_UART_BCM 7
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#define HCI_UART_QCA 8
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#define HCI_UART_AG6XX 9
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#define HCI_UART_NOKIA 10
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#define HCI_UART_MRVL 11
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#define HCI_UART_AML 12
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#define HCI_UART_RAW_DEVICE 0
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#define HCI_UART_RESET_ON_INIT 1
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#define HCI_UART_CREATE_AMP 2
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#define HCI_UART_INIT_PENDING 3
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#define HCI_UART_EXT_CONFIG 4
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#define HCI_UART_VND_DETECT 5
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struct hci_uart;
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struct serdev_device;
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struct hci_uart_proto {
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unsigned int id;
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const char *name;
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unsigned int manufacturer;
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unsigned int init_speed;
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unsigned int oper_speed;
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int (*open)(struct hci_uart *hu);
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int (*close)(struct hci_uart *hu);
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int (*flush)(struct hci_uart *hu);
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int (*setup)(struct hci_uart *hu);
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int (*set_baudrate)(struct hci_uart *hu, unsigned int speed);
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int (*recv)(struct hci_uart *hu, const void *data, int len);
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int (*enqueue)(struct hci_uart *hu, struct sk_buff *skb);
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struct sk_buff *(*dequeue)(struct hci_uart *hu);
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};
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struct hci_uart {
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struct tty_struct *tty;
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struct serdev_device *serdev;
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struct hci_dev *hdev;
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unsigned long flags;
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unsigned long hdev_flags;
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struct work_struct init_ready;
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struct work_struct write_work;
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const struct hci_uart_proto *proto;
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struct percpu_rw_semaphore proto_lock; /* Stop work for proto close */
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void *priv;
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struct sk_buff *tx_skb;
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unsigned long tx_state;
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unsigned int init_speed;
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unsigned int oper_speed;
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u8 alignment;
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u8 padding;
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};
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/* HCI_UART proto flag bits */
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#define HCI_UART_PROTO_SET 0
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#define HCI_UART_REGISTERED 1
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#define HCI_UART_PROTO_READY 2
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#define HCI_UART_NO_SUSPEND_NOTIFIER 3
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/* TX states */
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#define HCI_UART_SENDING 1
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#define HCI_UART_TX_WAKEUP 2
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/* HCI controller types */
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#define HCI_PRIMARY 0x00
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#define HCI_AMP 0x01
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//uart intf
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#define HCI_UART_MAX_BUFF 4096
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#define UART_WRITE_RETRY_MAX 10
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#define RW_OPERATION_SIZE (248)
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struct hci_cmd_request {
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unsigned short opcode;
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const unsigned char *cmd_data;
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unsigned int cmd_length;
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unsigned char rsp_buf[256];
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unsigned int rsp_len;
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struct completion done;
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int status; // 0 for success, < 0 for error
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struct list_head list;
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};
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void amlbt_intf_uart_exception_func(struct work_struct *work);
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void amlbt_intf_uart_write_work(amlbt_t *p_bt);
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int amlbt_intf_uart_sw_read_word(unsigned int addr, unsigned int *reg);
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int amlbt_intf_uart_sw_write_word(unsigned int addr, unsigned int data);
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int amlbt_intf_uart_sw_read_sram(unsigned char* buf, unsigned int addr, unsigned int len);
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unsigned int amlbt_intf_uart_sw_write_sram(unsigned char *data, unsigned int addr, unsigned char length);
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int amlbt_intf_uart_hw_write_word(unsigned int addr, unsigned int data);
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int amlbt_intf_uart_hw_read_word(unsigned int addr, unsigned int *reg);
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void amlbt_intf_uart_early_suspend(amlbt_t *p_bt);
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void amlbt_intf_uart_suspend(amlbt_t *p_bt);
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void amlbt_intf_uart_resume(amlbt_t *p_bt);
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void amlbt_intf_uart_later_resume(amlbt_t *p_bt);
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void amlbt_intf_uart_shutdown(amlbt_t *p_bt);
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unsigned int amlbt_intf_uart_sw_write_rclist(unsigned char *data, unsigned char cnt, unsigned char length);
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int amlbt_intf_uart_sw_read_rclist(unsigned char* buf, unsigned int len);
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int amlbt_intf_uart_check_hci_event(struct sk_buff *skb);
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int amlbt_intf_uart_register(void);
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void amlbt_intf_uart_unregister(void);
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int amlbt_hci_uart_register_proto(const struct hci_uart_proto *p);
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int amlbt_hci_uart_unregister_proto(const struct hci_uart_proto *p);
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