diff options
Diffstat (limited to 'drivers/staging/rtl8723bs/include/rtw_io.h')
| -rw-r--r-- | drivers/staging/rtl8723bs/include/rtw_io.h | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723bs/include/rtw_io.h b/drivers/staging/rtl8723bs/include/rtw_io.h new file mode 100644 index 0000000..0341d0d --- /dev/null +++ b/drivers/staging/rtl8723bs/include/rtw_io.h @@ -0,0 +1,373 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * 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. + * + ******************************************************************************/ + +#ifndef _RTW_IO_H_ +#define _RTW_IO_H_ + +#define NUM_IOREQ 8 + +#define MAX_PROT_SZ (64-16) + +#define _IOREADY 0 +#define _IO_WAIT_COMPLETE 1 +#define _IO_WAIT_RSP 2 + +/* IO COMMAND TYPE */ +#define _IOSZ_MASK_ (0x7F) +#define _IO_WRITE_ BIT(7) +#define _IO_FIXED_ BIT(8) +#define _IO_BURST_ BIT(9) +#define _IO_BYTE_ BIT(10) +#define _IO_HW_ BIT(11) +#define _IO_WORD_ BIT(12) +#define _IO_SYNC_ BIT(13) +#define _IO_CMDMASK_ (0x1F80) + + +/* + For prompt mode accessing, caller shall free io_req + Otherwise, io_handler will free io_req +*/ + + + +/* IO STATUS TYPE */ +#define _IO_ERR_ BIT(2) +#define _IO_SUCCESS_ BIT(1) +#define _IO_DONE_ BIT(0) + + +#define IO_RD32 (_IO_SYNC_ | _IO_WORD_) +#define IO_RD16 (_IO_SYNC_ | _IO_HW_) +#define IO_RD8 (_IO_SYNC_ | _IO_BYTE_) + +#define IO_RD32_ASYNC (_IO_WORD_) +#define IO_RD16_ASYNC (_IO_HW_) +#define IO_RD8_ASYNC (_IO_BYTE_) + +#define IO_WR32 (_IO_WRITE_ | _IO_SYNC_ | _IO_WORD_) +#define IO_WR16 (_IO_WRITE_ | _IO_SYNC_ | _IO_HW_) +#define IO_WR8 (_IO_WRITE_ | _IO_SYNC_ | _IO_BYTE_) + +#define IO_WR32_ASYNC (_IO_WRITE_ | _IO_WORD_) +#define IO_WR16_ASYNC (_IO_WRITE_ | _IO_HW_) +#define IO_WR8_ASYNC (_IO_WRITE_ | _IO_BYTE_) + +/* + + Only Sync. burst accessing is provided. + +*/ + +#define IO_WR_BURST(x) (_IO_WRITE_ | _IO_SYNC_ | _IO_BURST_ | ((x) & _IOSZ_MASK_)) +#define IO_RD_BURST(x) (_IO_SYNC_ | _IO_BURST_ | ((x) & _IOSZ_MASK_)) + + + +/* below is for the intf_option bit defition... */ + +#define _INTF_ASYNC_ BIT(0) /* support async io */ + +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); + + u8 (*_sd_f0_read8)(struct intf_hdl *pintfhdl, u32 addr); +}; + +struct io_req { + struct list_head list; + u32 addr; + volatile u32 val; + u32 command; + u32 status; + u8 *pbuf; + _sema sema; + + 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; +}; + +struct reg_protocol_rd { + +#ifdef __LITTLE_ENDIAN + + /* DW1 */ + u32 NumOfTrans:4; + u32 Reserved1:4; + u32 Reserved2:24; + /* DW2 */ + u32 ByteCount:7; + u32 WriteEnable:1; /* 0:read, 1:write */ + u32 FixOrContinuous:1; /* 0:continuous, 1: Fix */ + u32 BurstMode:1; + u32 Byte1Access:1; + u32 Byte2Access:1; + u32 Byte4Access:1; + u32 Reserved3:3; + u32 Reserved4:16; + /* DW3 */ + u32 BusAddress; + /* DW4 */ + /* u32 Value; */ +#else + + +/* DW1 */ + u32 Reserved1 :4; + u32 NumOfTrans :4; + + u32 Reserved2 :24; + + /* DW2 */ + u32 WriteEnable : 1; + u32 ByteCount :7; + + + u32 Reserved3 : 3; + u32 Byte4Access : 1; + + u32 Byte2Access : 1; + u32 Byte1Access : 1; + u32 BurstMode :1 ; + u32 FixOrContinuous : 1; + + u32 Reserved4 : 16; + + /* DW3 */ + u32 BusAddress; + + /* DW4 */ + /* u32 Value; */ + +#endif + +}; + + +struct reg_protocol_wt { + + +#ifdef __LITTLE_ENDIAN + + /* DW1 */ + u32 NumOfTrans:4; + u32 Reserved1:4; + u32 Reserved2:24; + /* DW2 */ + u32 ByteCount:7; + u32 WriteEnable:1; /* 0:read, 1:write */ + u32 FixOrContinuous:1; /* 0:continuous, 1: Fix */ + u32 BurstMode:1; + u32 Byte1Access:1; + u32 Byte2Access:1; + u32 Byte4Access:1; + u32 Reserved3:3; + u32 Reserved4:16; + /* DW3 */ + u32 BusAddress; + /* DW4 */ + u32 Value; + +#else + /* DW1 */ + u32 Reserved1 :4; + u32 NumOfTrans :4; + + u32 Reserved2 :24; + + /* DW2 */ + u32 WriteEnable : 1; + u32 ByteCount :7; + + u32 Reserved3 : 3; + u32 Byte4Access : 1; + + u32 Byte2Access : 1; + u32 Byte1Access : 1; + u32 BurstMode :1 ; + u32 FixOrContinuous : 1; + + u32 Reserved4 : 16; + + /* DW3 */ + u32 BusAddress; + + /* DW4 */ + u32 Value; + +#endif + +}; +#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 { + _lock 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 u8 _rtw_sd_f0_read8(struct adapter *adapter, u32 addr); + +extern u32 _rtw_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); + +#define rtw_read8(adapter, addr) _rtw_read8((adapter), (addr)) +#define rtw_read16(adapter, addr) _rtw_read16((adapter), (addr)) +#define rtw_read32(adapter, addr) _rtw_read32((adapter), (addr)) + +#define rtw_write8(adapter, addr, val) _rtw_write8((adapter), (addr), (val)) +#define rtw_write16(adapter, addr, val) _rtw_write16((adapter), (addr), (val)) +#define rtw_write32(adapter, addr, val) _rtw_write32((adapter), (addr), (val)) + +#define rtw_write_port(adapter, addr, cnt, mem) _rtw_write_port((adapter), (addr), (cnt), (mem)) + +#define rtw_sd_f0_read8(adapter, addr) _rtw_sd_f0_read8((adapter), (addr)) + +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); + +#define PlatformEFIOWrite1Byte(_a, _b, _c) \ + rtw_write8(_a, _b, _c) +#define PlatformEFIOWrite2Byte(_a, _b, _c) \ + rtw_write16(_a, _b, _c) +#define PlatformEFIOWrite4Byte(_a, _b, _c) \ + rtw_write32(_a, _b, _c) + +#define PlatformEFIORead1Byte(_a, _b) \ + rtw_read8(_a, _b) +#define PlatformEFIORead2Byte(_a, _b) \ + rtw_read16(_a, _b) +#define PlatformEFIORead4Byte(_a, _b) \ + rtw_read32(_a, _b) + +#endif /* _RTL8711_IO_H_ */ |
