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/* SPDX-License-Identifier: GPL-2.0 */
/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
******************************************************************************/
#ifndef _RTW_IO_H_
#define _RTW_IO_H_
/*
For prompt mode accessing, caller shall free io_req
Otherwise, io_handler will free io_req
*/
/* below is for the intf_option bit defition... */
struct intf_priv;
struct intf_hdl;
struct io_queue;
struct _io_ops {
u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr);
u16 (*_read16)(struct intf_hdl *pintfhdl, u32 addr);
u32 (*_read32)(struct intf_hdl *pintfhdl, u32 addr);
int (*_write8)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
int (*_write16)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
int (*_write32)(struct intf_hdl *pintfhdl, u32 addr, u32 val);
int (*_writeN)(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata);
int (*_write8_async)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
int (*_write16_async)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
int (*_write32_async)(struct intf_hdl *pintfhdl, u32 addr, u32 val);
void (*_read_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
void (*_write_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
void (*_sync_irp_protocol_rw)(struct io_queue *pio_q);
u32 (*_read_interrupt)(struct intf_hdl *pintfhdl, u32 addr);
u32 (*_read_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem);
u32 (*_write_scsi)(struct intf_hdl *pintfhdl, u32 cnt, u8 *pmem);
void (*_read_port_cancel)(struct intf_hdl *pintfhdl);
void (*_write_port_cancel)(struct intf_hdl *pintfhdl);
};
struct io_req {
struct list_head list;
u32 addr;
volatile u32 val;
u32 command;
u32 status;
u8 *pbuf;
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt);
u8 *cnxt;
};
struct intf_hdl {
struct adapter *padapter;
struct dvobj_priv *pintf_dev;/* pointer to &(padapter->dvobjpriv); */
struct _io_ops io_ops;
};
#define SD_IO_TRY_CNT (8)
#define MAX_CONTINUAL_IO_ERR SD_IO_TRY_CNT
int rtw_inc_and_chk_continual_io_error(struct dvobj_priv *dvobj);
void rtw_reset_continual_io_error(struct dvobj_priv *dvobj);
/*
Below is the data structure used by _io_handler
*/
struct io_queue {
spinlock_t lock;
struct list_head free_ioreqs;
struct list_head pending; /* The io_req list that will be served in the single protocol read/write. */
struct list_head processing;
u8 *free_ioreqs_buf; /* 4-byte aligned */
u8 *pallocated_free_ioreqs_buf;
struct intf_hdl intf;
};
struct io_priv {
struct adapter *padapter;
struct intf_hdl intf;
};
extern uint ioreq_flush(struct adapter *adapter, struct io_queue *ioqueue);
extern void sync_ioreq_enqueue(struct io_req *preq, struct io_queue *ioqueue);
extern uint sync_ioreq_flush(struct adapter *adapter, struct io_queue *ioqueue);
extern uint free_ioreq(struct io_req *preq, struct io_queue *pio_queue);
extern struct io_req *alloc_ioreq(struct io_queue *pio_q);
extern uint register_intf_hdl(u8 *dev, struct intf_hdl *pintfhdl);
extern void unregister_intf_hdl(struct intf_hdl *pintfhdl);
extern void _rtw_attrib_read(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
extern void _rtw_attrib_write(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
extern u8 rtw_read8(struct adapter *adapter, u32 addr);
extern u16 rtw_read16(struct adapter *adapter, u32 addr);
extern u32 rtw_read32(struct adapter *adapter, u32 addr);
extern int rtw_write8(struct adapter *adapter, u32 addr, u8 val);
extern int rtw_write16(struct adapter *adapter, u32 addr, u16 val);
extern int rtw_write32(struct adapter *adapter, u32 addr, u32 val);
extern u32 rtw_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
extern void rtw_write_scsi(struct adapter *adapter, u32 cnt, u8 *pmem);
/* ioreq */
extern void ioreq_read8(struct adapter *adapter, u32 addr, u8 *pval);
extern void ioreq_read16(struct adapter *adapter, u32 addr, u16 *pval);
extern void ioreq_read32(struct adapter *adapter, u32 addr, u32 *pval);
extern void ioreq_write8(struct adapter *adapter, u32 addr, u8 val);
extern void ioreq_write16(struct adapter *adapter, u32 addr, u16 val);
extern void ioreq_write32(struct adapter *adapter, u32 addr, u32 val);
extern uint async_read8(struct adapter *adapter, u32 addr, u8 *pbuff,
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
extern uint async_read16(struct adapter *adapter, u32 addr, u8 *pbuff,
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
extern uint async_read32(struct adapter *adapter, u32 addr, u8 *pbuff,
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
extern void async_read_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
extern void async_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
extern void async_write8(struct adapter *adapter, u32 addr, u8 val,
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
extern void async_write16(struct adapter *adapter, u32 addr, u16 val,
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
extern void async_write32(struct adapter *adapter, u32 addr, u32 val,
void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt);
extern void async_write_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
extern void async_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
int rtw_init_io_priv(struct adapter *padapter, void (*set_intf_ops)(struct adapter *padapter, struct _io_ops *pops));
extern uint alloc_io_queue(struct adapter *adapter);
extern void free_io_queue(struct adapter *adapter);
extern void async_bus_io(struct io_queue *pio_q);
extern void bus_sync_io(struct io_queue *pio_q);
extern u32 _ioreq2rwmem(struct io_queue *pio_q);
extern void dev_power_down(struct adapter *Adapter, u8 bpwrup);
#endif /* _RTL8711_IO_H_ */
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