2 * Copyright (c) 2014 François Tigeot
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #define PCI_ANY_ID (~0u)
33 #include <bus/pci/pcivar.h>
35 #include <linux/device.h>
38 #include <linux/pci_ids.h>
45 pci_read_config_byte(struct pci_dev *pdev, int where, u8 *val)
47 *val = (u16)pci_read_config(pdev->dev, where, 1);
52 pci_read_config_word(struct pci_dev *pdev, int where, u16 *val)
54 *val = (u16)pci_read_config(pdev->dev, where, 2);
59 pci_read_config_dword(struct pci_dev *pdev, int where, u32 *val)
61 *val = (u32)pci_read_config(pdev->dev, where, 4);
66 pci_write_config_byte(struct pci_dev *pdev, int where, u8 val)
68 pci_write_config(pdev->dev, where, val, 1);
73 pci_write_config_word(struct pci_dev *pdev, int where, u16 val)
75 pci_write_config(pdev->dev, where, val, 2);
80 pci_write_config_dword(struct pci_dev *pdev, int where, u32 val)
82 pci_write_config(pdev->dev, where, val, 4);
87 static inline struct pci_dev *
88 pci_dev_get(struct pci_dev *dev)
90 /* Linux increments a reference count here */
94 static inline struct pci_dev *
95 pci_dev_put(struct pci_dev *dev)
97 /* Linux decrements a reference count here */
103 pci_set_dma_mask(struct pci_dev *dev, u64 mask)
109 pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
114 #endif /* LINUX_PCI_H */