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- /******************************************************************************
- *
- * Copyright(c) 2007 - 2010 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.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
- *
- * Modifications for inclusion into the Linux staging tree are
- * Copyright(c) 2010 Larry Finger. All rights reserved.
- *
- * Contact information:
- * WLAN FAE <wlanfae@realtek.com>
- * Larry Finger <Larry.Finger@lwfinger.net>
- *
- ******************************************************************************/
- #ifndef _IO_H_
- #define _IO_H_
- #include "osdep_service.h"
- #include "osdep_intf.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 {
- uint (*_sdbus_read_bytes_to_membuf)(struct intf_priv *pintfpriv,
- u32 addr, u32 cnt, u8 *pbuf);
- uint (*_sdbus_read_blocks_to_membuf)(struct intf_priv *pintfpriv,
- u32 addr, u32 cnt, u8 *pbuf);
- u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr);
- u16 (*_read16)(struct intf_hdl *pintfhdl, u32 addr);
- u32 (*_read32)(struct intf_hdl *pintfhdl, u32 addr);
- uint (*_sdbus_write_blocks_from_membuf)(struct intf_priv *pintfpriv,
- u32 addr, u32 cnt, u8 *pbuf,
- u8 async);
- uint (*_sdbus_write_bytes_from_membuf)(struct intf_priv *pintfpriv,
- u32 addr, u32 cnt, u8 *pbuf);
- u8 (*_cmd52r)(struct intf_priv *pintfpriv, u32 addr);
- void (*_cmd52w)(struct intf_priv *pintfpriv, u32 addr, u8 val8);
- u8 (*_cmdfunc152r)(struct intf_priv *pintfpriv, u32 addr);
- void (*_cmdfunc152w)(struct intf_priv *pintfpriv, u32 addr, u8 val8);
- void (*_write8)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
- void (*_write16)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
- void (*_write32)(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_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt,
- u8 *pmem);
- u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt,
- u8 *pmem);
- };
- struct io_req {
- struct list_head list;
- u32 addr;
- /*volatile*/ u32 val;
- u32 command;
- u32 status;
- u8 *pbuf;
- void (*_async_io_callback)(struct _adapter *padapter,
- struct io_req *pio_req, u8 *cnxt);
- u8 *cnxt;
- };
- struct intf_hdl {
- u32 intf_option;
- u8 *adapter;
- u8 *intf_dev;
- struct intf_priv *pintfpriv;
- void (*intf_hdl_init)(u8 *priv);
- void (*intf_hdl_unload)(u8 *priv);
- void (*intf_hdl_open)(u8 *priv);
- void (*intf_hdl_close)(u8 *priv);
- 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*/
- #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*/
- #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
- };
- /*
- Below is the data structure used by _io_handler
- */
- struct io_queue {
- spinlock_t lock;
- struct list_head free_ioreqs;
- /*The io_req list that will be served in the single protocol r/w.*/
- struct list_head pending;
- struct list_head processing;
- u8 *free_ioreqs_buf; /* 4-byte aligned */
- u8 *pallocated_free_ioreqs_buf;
- struct intf_hdl intf;
- };
- u8 r8712_read8(struct _adapter *adapter, u32 addr);
- u16 r8712_read16(struct _adapter *adapter, u32 addr);
- u32 r8712_read32(struct _adapter *adapter, u32 addr);
- void r8712_read_mem(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
- void r8712_read_port(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
- void r8712_write8(struct _adapter *adapter, u32 addr, u8 val);
- void r8712_write16(struct _adapter *adapter, u32 addr, u16 val);
- void r8712_write32(struct _adapter *adapter, u32 addr, u32 val);
- void r8712_write_mem(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
- void r8712_write_port(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem);
- /*ioreq */
- uint r8712_alloc_io_queue(struct _adapter *adapter);
- void r8712_free_io_queue(struct _adapter *adapter);
- #endif /*_RTL8711_IO_H_*/
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