drivers/staging/rtl8712/rtl8712_io.c

   1 /******************************************************************************
   2  * rtl8712_io.c
   3  *
   4  * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved.
   5  * Linux device driver for RTL8192SU
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of version 2 of the GNU General Public License as
   9  * published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along with
  17  * this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  19  *
  20  * Modifications for inclusion into the Linux staging tree are
  21  * Copyright(c) 2010 Larry Finger. All rights reserved.
  22  *
  23  * Contact information:
  24  * WLAN FAE <wlanfae@realtek.com>.
  25  * Larry Finger <Larry.Finger@lwfinger.net>
  26  *
  27  ******************************************************************************/
  28
  29 #define _RTL8712_IO_C_
  30
  31 #include "osdep_service.h"
  32 #include "drv_types.h"
  33 #include "rtl871x_io.h"
  34 #include "osdep_intf.h"
  35 #include "usb_ops.h"
  36
  37 u8 r8712_read8(struct _adapter *adapter, u32 addr)
  38 {
  39         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
  40         struct intf_hdl *pintfhdl = &(pio_queue->intf);
  41         u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr);
  42         u8 r_val;
  43
  44         _read8 = pintfhdl->io_ops._read8;
  45         r_val = _read8(pintfhdl, addr);
  46         return r_val;
  47 }
  48
  49 u16 r8712_read16(struct _adapter *adapter, u32 addr)
  50 {
  51         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
  52         struct intf_hdl *pintfhdl = &(pio_queue->intf);
  53         u16 (*_read16)(struct intf_hdl *pintfhdl, u32 addr);
  54         u16 r_val;
  55
  56         _read16 = pintfhdl->io_ops._read16;
  57         r_val = _read16(pintfhdl, addr);
  58         return r_val;
  59 }
  60
  61 u32 r8712_read32(struct _adapter *adapter, u32 addr)
  62 {
  63         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
  64         struct intf_hdl *pintfhdl = &(pio_queue->intf);
  65         u32 (*_read32)(struct intf_hdl *pintfhdl, u32 addr);
  66         u32 r_val;
  67
  68         _read32 = pintfhdl->io_ops._read32;
  69         r_val = _read32(pintfhdl, addr);
  70         return r_val;
  71 }
  72
  73 void r8712_write8(struct _adapter *adapter, u32 addr, u8 val)
  74 {
  75         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
  76         struct intf_hdl *pintfhdl = &(pio_queue->intf);
  77         void (*_write8)(struct intf_hdl *pintfhdl, u32 addr, u8 val);
  78
  79         _write8 = pintfhdl->io_ops._write8;
  80         _write8(pintfhdl, addr, val);
  81 }
  82
  83 void r8712_write16(struct _adapter *adapter, u32 addr, u16 val)
  84 {
  85         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
  86         struct intf_hdl *pintfhdl = &(pio_queue->intf);
  87
  88         void (*_write16)(struct intf_hdl *pintfhdl, u32 addr, u16 val);
  89         _write16 = pintfhdl->io_ops._write16;
  90         _write16(pintfhdl, addr, val);
  91 }
  92
  93 void r8712_write32(struct _adapter *adapter, u32 addr, u32 val)
  94 {
  95         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
  96         struct intf_hdl *pintfhdl = (struct intf_hdl *)(&(pio_queue->intf));
  97
  98         void (*_write32)(struct intf_hdl *pintfhdl, u32 addr, u32 val);
  99         _write32 = pintfhdl->io_ops._write32;
 100         _write32(pintfhdl, addr, val);
 101 }
 102
 103 void r8712_read_mem(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem)
 104 {
 105         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
 106         struct intf_hdl *pintfhdl = &(pio_queue->intf);
 107
 108         void (*_read_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt,
 109                           u8 *pmem);
 110         if ((adapter->bDriverStopped == true) ||
 111             (adapter->bSurpriseRemoved == true))
 112                 return;
 113         _read_mem = pintfhdl->io_ops._read_mem;
 114         _read_mem(pintfhdl, addr, cnt, pmem);
 115 }
 116
 117 void r8712_write_mem(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem)
 118 {
 119         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
 120         struct intf_hdl *pintfhdl = &(pio_queue->intf);
 121         void (*_write_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt,
 122                            u8 *pmem);
 123
 124         _write_mem = pintfhdl->io_ops._write_mem;
 125         _write_mem(pintfhdl, addr, cnt, pmem);
 126 }
 127
 128 void r8712_read_port(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem)
 129 {
 130         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
 131         struct intf_hdl *pintfhdl = &(pio_queue->intf);
 132
 133         u32 (*_read_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt,
 134                           u8 *pmem);
 135         if ((adapter->bDriverStopped == true) ||
 136             (adapter->bSurpriseRemoved == true))
 137                 return;
 138         _read_port = pintfhdl->io_ops._read_port;
 139         _read_port(pintfhdl, addr, cnt, pmem);
 140 }
 141
 142 void r8712_write_port(struct _adapter *adapter, u32 addr, u32 cnt, u8 *pmem)
 143 {
 144         struct io_queue *pio_queue = (struct io_queue *)adapter->pio_queue;
 145         struct intf_hdl *pintfhdl = &(pio_queue->intf);
 146
 147         u32 (*_write_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt,
 148                            u8 *pmem);
 149         _write_port = pintfhdl->io_ops._write_port;
 150         _write_port(pintfhdl, addr, cnt, pmem);
 151 }