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| author | Rob Herring <rob.herring@calxeda.com> | 2011-06-29 11:46:54 -0500 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2011-07-12 11:13:07 -0500 |
| commit | f4ffd5e5dfdae561e3ea449eb2160a8d155cdec4 (patch) | |
| tree | 4a8d567fd5cc76493da0daa3c79022b49fe1eff1 /include/asm-generic | |
| parent | 0e47ff1ce65bbd0b12a9421a2756b26987ea5083 (diff) | |
| download | linux-f4ffd5e5dfdae561e3ea449eb2160a8d155cdec4.tar.gz linux-f4ffd5e5dfdae561e3ea449eb2160a8d155cdec4.tar.bz2 linux-f4ffd5e5dfdae561e3ea449eb2160a8d155cdec4.zip | |
pci: move microblaze and powerpc pci flag functions into asm-generic
Move separate microblaze and powerpc pci flag functions pci_set_flags,
pci_add_flags, and pci_has_flag into asm-generic/pci-bridge.h so other
archs can use them.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Michal Simek <monstr@monstr.eu>
Diffstat (limited to 'include/asm-generic')
| -rw-r--r-- | include/asm-generic/pci-bridge.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/asm-generic/pci-bridge.h b/include/asm-generic/pci-bridge.h new file mode 100644 index 000000000000..4a5aca2a2c94 --- /dev/null +++ b/include/asm-generic/pci-bridge.h @@ -0,0 +1,62 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _ASM_GENERIC_PCI_BRIDGE_H +#define _ASM_GENERIC_PCI_BRIDGE_H + +#ifdef __KERNEL__ + +enum { + /* Force re-assigning all resources (ignore firmware + * setup completely) + */ + PCI_REASSIGN_ALL_RSRC = 0x00000001, + + /* Re-assign all bus numbers */ + PCI_REASSIGN_ALL_BUS = 0x00000002, + + /* Do not try to assign, just use existing setup */ + PCI_PROBE_ONLY = 0x00000004, + + /* Don't bother with ISA alignment unless the bridge has + * ISA forwarding enabled + */ + PCI_CAN_SKIP_ISA_ALIGN = 0x00000008, + + /* Enable domain numbers in /proc */ + PCI_ENABLE_PROC_DOMAINS = 0x00000010, + /* ... except for domain 0 */ + PCI_COMPAT_DOMAIN_0 = 0x00000020, +}; + +#ifdef CONFIG_PCI +extern unsigned int pci_flags; + +static inline void pci_set_flags(int flags) +{ + pci_flags = flags; +} + +static inline void pci_add_flags(int flags) +{ + pci_flags |= flags; +} + +static inline int pci_has_flag(int flag) +{ + return pci_flags & flag; +} +#else +static inline void pci_set_flags(int flags) { } +static inline void pci_add_flags(int flags) { } +static inline int pci_has_flag(int flag) +{ + return 0; +} +#endif /* CONFIG_PCI */ + +#endif /* __KERNEL__ */ +#endif /* _ASM_GENERIC_PCI_BRIDGE_H */ |