drivers/pci/host/pci-host-common.h

   1 /*
   2  * This program is free software; you can redistribute it and/or modify
   3  * it under the terms of the GNU General Public License version 2 as
   4  * published by the Free Software Foundation.
   5  *
   6  * This program is distributed in the hope that it will be useful,
   7  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   8  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9  * GNU General Public License for more details.
  10  *
  11  * You should have received a copy of the GNU General Public License
  12  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  13  *
  14  * Copyright (C) 2014 ARM Limited
  15  *
  16  * Author: Will Deacon <will.deacon@arm.com>
  17  */
  18
  19 #ifndef _PCI_HOST_COMMON_H
  20 #define _PCI_HOST_COMMON_H
  21
  22 #include <linux/kernel.h>
  23 #include <linux/platform_device.h>
  24
  25 struct gen_pci_cfg_bus_ops {
  26         u32 bus_shift;
  27         struct pci_ops ops;
  28 };
  29
  30 struct gen_pci_cfg_windows {
  31         struct resource                         res;
  32         struct resource                         *bus_range;
  33         void __iomem                            **win;
  34
  35         struct gen_pci_cfg_bus_ops              *ops;
  36 };
  37
  38 struct gen_pci {
  39         struct pci_host_bridge                  host;
  40         struct gen_pci_cfg_windows              cfg;
  41         struct list_head                        resources;
  42 };
  43
  44 int pci_host_common_probe(struct platform_device *pdev,
  45                           struct gen_pci *pci);
  46
  47 #endif /* _PCI_HOST_COMMON_H */