drivers/staging/rt3090/rtmp_pci.h

   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26 */
  27
  28
  29 #ifndef __RTMP_PCI_H__
  30 #define __RTMP_PCI_H__
  31
  32 #define RT28XX_HANDLE_DEV_ASSIGN(handle, dev_p)                         \
  33         ((POS_COOKIE)handle)->pci_dev = dev_p;
  34
  35
  36 #ifdef LINUX
  37 // set driver data
  38 #define RT28XX_DRVDATA_SET(_a)                  pci_set_drvdata(_a, net_dev);
  39
  40 #define RT28XX_PUT_DEVICE(dev_p)
  41
  42 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
  43 #define SA_SHIRQ IRQF_SHARED
  44 #endif
  45
  46 #ifdef PCI_MSI_SUPPORT
  47 #define RTMP_MSI_ENABLE(_pAd) \
  48 {       POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
  49         (_pAd)->HaveMsi =       pci_enable_msi(_pObj->pci_dev) == 0 ? TRUE : FALSE; }
  50
  51 #define RTMP_MSI_DISABLE(_pAd) \
  52 {       POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
  53         if (_pAd->HaveMsi == TRUE) \
  54                 pci_disable_msi(_pObj->pci_dev); \
  55         _pAd->HaveMsi = FALSE;  }
  56 #else
  57 #define RTMP_MSI_ENABLE(_pAd)
  58 #define RTMP_MSI_DISABLE(_pAd)
  59 #endif // PCI_MSI_SUPPORT //
  60
  61
  62 #define RTMP_PCI_DEV_UNMAP()                                                                            \
  63 {       if (net_dev->base_addr) {                                                               \
  64                 iounmap((void *)(net_dev->base_addr));                          \
  65                 release_mem_region(pci_resource_start(dev_p, 0),        \
  66                                                         pci_resource_len(dev_p, 0)); }  \
  67         if (net_dev->irq) pci_release_regions(dev_p); }
  68
  69
  70 #define RTMP_IRQ_REQUEST(net_dev)                                                       \
  71 {       PRTMP_ADAPTER _pAd = (PRTMP_ADAPTER)(RTMP_OS_NETDEV_GET_PRIV(net_dev)); \
  72         POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie);               \
  73         RTMP_MSI_ENABLE(_pAd);                                                                  \
  74         if ((retval = request_irq(_pObj->pci_dev->irq,          \
  75                                                         rt2860_interrupt, SA_SHIRQ,             \
  76                                                         (net_dev)->name, (net_dev)))) { \
  77                 DBGPRINT(RT_DEBUG_ERROR, ("request_irq  error(%d)\n", retval)); \
  78         return retval; } }
  79
  80 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
  81 #define RTMP_IRQ_RELEASE(net_dev)                                                               \
  82 {       PRTMP_ADAPTER _pAd = (PRTMP_ADAPTER)(RTMP_OS_NETDEV_GET_PRIV(net_dev));         \
  83         POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie);                       \
  84         synchronize_irq(_pObj->pci_dev->irq);                                           \
  85         free_irq(_pObj->pci_dev->irq, (net_dev));                                       \
  86         RTMP_MSI_DISABLE(_pAd); }
  87 #else
  88 #define RTMP_IRQ_RELEASE(net_dev)                                                               \
  89 {       PRTMP_ADAPTER _pAd = (PRTMP_ADAPTER)(RTMP_OS_NETDEV_GET_PRIV(net_dev));         \
  90         POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie);                       \
  91         free_irq(_pObj->pci_dev->irq, (net_dev));                                       \
  92         RTMP_MSI_DISABLE(_pAd); }
  93 #endif
  94
  95 #define PCI_REG_READ_WORD(pci_dev, offset, Configuration)   \
  96     if (pci_read_config_word(pci_dev, offset, &reg16) == 0)     \
  97         Configuration = le2cpu16(reg16);                        \
  98     else                                                        \
  99         Configuration = 0;
 100
 101 #define PCI_REG_WIRTE_WORD(pci_dev, offset, Configuration)  \
 102     reg16 = cpu2le16(Configuration);                        \
 103     pci_write_config_word(pci_dev, offset, reg16);          \
 104
 105 #endif // LINUX //
 106
 107
 108
 109
 110 #endif // __RTMP_PCI_H__ //