SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/staging/rt2860/iface/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 #ifndef __RTMP_PCI_H__
  29 #define __RTMP_PCI_H__
  30
  31 #define RT28XX_HANDLE_DEV_ASSIGN(handle, dev_p)                         \
  32         ((POS_COOKIE)handle)->pci_dev = dev_p;
  33
  34
  35 #ifdef LINUX
  36 // set driver data
  37 #define RT28XX_DRVDATA_SET(_a)                  pci_set_drvdata(_a, net_dev);
  38
  39 #define RT28XX_PUT_DEVICE(dev_p)
  40
  41 #ifndef SA_SHIRQ
  42 #define SA_SHIRQ IRQF_SHARED
  43 #endif
  44
  45 #ifdef PCI_MSI_SUPPORT
  46 #define RTMP_MSI_ENABLE(_pAd) \
  47         {     POS_COOKIE _pObj = (POS_COOKIE)(_pAd->OS_Cookie); \
  48                 (_pAd)->HaveMsi = pci_enable_msi(_pObj->pci_dev) == 0 ? TRUE : FALSE; \
  49         }
  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         }
  57 #else
  58 #define RTMP_MSI_ENABLE(_pAd)           do{}while(0)
  59 #define RTMP_MSI_DISABLE(_pAd)          do{}while(0)
  60 #endif // PCI_MSI_SUPPORT //
  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 PCI_REG_READ_WORD(pci_dev, offset, Configuration)   \
  71     if (pci_read_config_word(pci_dev, offset, &reg16) == 0)     \
  72         Configuration = le2cpu16(reg16);                        \
  73     else                                                        \
  74         Configuration = 0;
  75
  76 #define PCI_REG_WIRTE_WORD(pci_dev, offset, Configuration)  \
  77     reg16 = cpu2le16(Configuration);                        \
  78     pci_write_config_word(pci_dev, offset, reg16);
  79
  80 #endif // LINUX //
  81
  82
  83 #endif // __RTMP_PCI_H__ //