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authorStephen Rothwell <sfr@canb.auug.org.au>2007-12-06 18:02:28 +1100
committerPaul Mackerras <paulus@samba.org>2007-12-11 13:42:12 +1100
commit7cd1de6bc1a46867fa5b9405e8ce0cbf9bc4a884 (patch)
treec8f2bd2f58d169c76bd701fff804231dea60c523 /include/asm-powerpc/pci-bridge.h
parent[POWERPC] pSeries: Remove dependency on pci_dn bussubno (diff)
downloadlinux-dev-7cd1de6bc1a46867fa5b9405e8ce0cbf9bc4a884.tar.xz
linux-dev-7cd1de6bc1a46867fa5b9405e8ce0cbf9bc4a884.zip
[POWERPC] Clean up pci-bridge.h
No semantic changes. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to '')
-rw-r--r--include/asm-powerpc/pci-bridge.h95
1 files changed, 42 insertions, 53 deletions
diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h
index d8bdc79db12e..e0213149fb11 100644
--- a/include/asm-powerpc/pci-bridge.h
+++ b/include/asm-powerpc/pci-bridge.h
@@ -1,16 +1,17 @@
#ifndef _ASM_POWERPC_PCI_BRIDGE_H
#define _ASM_POWERPC_PCI_BRIDGE_H
#ifdef __KERNEL__
-
+/*
+ * 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.
+ */
#include <linux/pci.h>
#include <linux/list.h>
#include <linux/ioport.h>
#ifndef CONFIG_PPC64
-
-struct device_node;
-struct pci_controller;
-
/*
* Structure of a PCI controller (host bridge)
*/
@@ -51,11 +52,11 @@ struct pci_controller {
* set.
* BIG_ENDIAN - cfg_addr is a big endian register
*/
-#define PPC_INDIRECT_TYPE_SET_CFG_TYPE (0x00000001)
-#define PPC_INDIRECT_TYPE_EXT_REG (0x00000002)
-#define PPC_INDIRECT_TYPE_SURPRESS_PRIMARY_BUS (0x00000004)
-#define PPC_INDIRECT_TYPE_NO_PCIE_LINK (0x00000008)
-#define PPC_INDIRECT_TYPE_BIG_ENDIAN (0x00000010)
+#define PPC_INDIRECT_TYPE_SET_CFG_TYPE 0x00000001
+#define PPC_INDIRECT_TYPE_EXT_REG 0x00000002
+#define PPC_INDIRECT_TYPE_SURPRESS_PRIMARY_BUS 0x00000004
+#define PPC_INDIRECT_TYPE_NO_PCIE_LINK 0x00000008
+#define PPC_INDIRECT_TYPE_BIG_ENDIAN 0x00000010
u32 indirect_type;
/* Currently, we limit ourselves to 1 IO range and 3 mem
@@ -81,18 +82,18 @@ static inline int isa_vaddr_is_ioport(void __iomem *address)
/* These are used for config access before all the PCI probing
has been done. */
-int early_read_config_byte(struct pci_controller *hose, int bus, int dev_fn,
- int where, u8 *val);
-int early_read_config_word(struct pci_controller *hose, int bus, int dev_fn,
- int where, u16 *val);
-int early_read_config_dword(struct pci_controller *hose, int bus, int dev_fn,
- int where, u32 *val);
-int early_write_config_byte(struct pci_controller *hose, int bus, int dev_fn,
- int where, u8 val);
-int early_write_config_word(struct pci_controller *hose, int bus, int dev_fn,
- int where, u16 val);
-int early_write_config_dword(struct pci_controller *hose, int bus, int dev_fn,
- int where, u32 val);
+extern int early_read_config_byte(struct pci_controller *hose, int bus,
+ int dev_fn, int where, u8 *val);
+extern int early_read_config_word(struct pci_controller *hose, int bus,
+ int dev_fn, int where, u16 *val);
+extern int early_read_config_dword(struct pci_controller *hose, int bus,
+ int dev_fn, int where, u32 *val);
+extern int early_write_config_byte(struct pci_controller *hose, int bus,
+ int dev_fn, int where, u8 val);
+extern int early_write_config_word(struct pci_controller *hose, int bus,
+ int dev_fn, int where, u16 val);
+extern int early_write_config_dword(struct pci_controller *hose, int bus,
+ int dev_fn, int where, u32 val);
extern int early_find_capability(struct pci_controller *hose, int bus,
int dev_fn, int cap);
@@ -104,15 +105,7 @@ extern void setup_grackle(struct pci_controller *hose);
extern void __init update_bridge_resource(struct pci_dev *dev,
struct resource *res);
-#else
-
-
-/*
- * 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.
- */
+#else /* CONFIG_PPC64 */
/*
* Structure of a PCI controller (host bridge)
@@ -159,8 +152,8 @@ struct pci_controller {
* PCI stuff, for nodes representing PCI devices, pointed to
* by device_node->data.
*/
-struct pci_controller;
struct iommu_table;
+struct device_node;
struct pci_dn {
int busno; /* pci bus number */
@@ -179,9 +172,9 @@ struct pci_dn {
int eeh_mode; /* See eeh.h for possible EEH_MODEs */
int eeh_config_addr;
int eeh_pe_config_addr; /* new-style partition endpoint address */
- int eeh_check_count; /* # times driver ignored error */
- int eeh_freeze_count; /* # times this device froze up. */
- int eeh_false_positives; /* # times this device reported #ff's */
+ int eeh_check_count; /* # times driver ignored error */
+ int eeh_freeze_count; /* # times this device froze up. */
+ int eeh_false_positives; /* # times this device reported #ff's */
u32 config_space[16]; /* saved PCI config space */
#endif
};
@@ -189,7 +182,7 @@ struct pci_dn {
/* Get the pointer to a device_node's pci_dn */
#define PCI_DN(dn) ((struct pci_dn *) (dn)->data)
-struct device_node *fetch_dev_dn(struct pci_dev *dev);
+extern struct device_node *fetch_dev_dn(struct pci_dev *dev);
/* Get a device_node from a pci_dev. This code must be fast except
* in the case where the sysdata is incorrect and needs to be fixed
@@ -227,14 +220,14 @@ static inline struct device_node *pci_bus_to_OF_node(struct pci_bus *bus)
}
/** Find the bus corresponding to the indicated device node */
-struct pci_bus * pcibios_find_pci_bus(struct device_node *dn);
+extern struct pci_bus *pcibios_find_pci_bus(struct device_node *dn);
/** Remove all of the PCI devices under this bus */
-void pcibios_remove_pci_devices(struct pci_bus *bus);
+extern void pcibios_remove_pci_devices(struct pci_bus *bus);
/** Discover new pci devices under this bus, and add them */
-void pcibios_add_pci_devices(struct pci_bus * bus);
-void pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus);
+extern void pcibios_add_pci_devices(struct pci_bus *bus);
+extern void pcibios_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus);
extern int pcibios_remove_root_bus(struct pci_controller *phb);
@@ -270,20 +263,18 @@ extern int pcibios_map_io_space(struct pci_bus *bus);
#define PHB_SET_NODE(PHB, NODE) ((PHB)->node = -1)
#endif
-#endif /* CONFIG_PPC64 */
+#endif /* CONFIG_PPC64 */
/* Get the PCI host controller for an OF device */
-extern struct pci_controller*
-pci_find_hose_for_OF_device(struct device_node* node);
+extern struct pci_controller *pci_find_hose_for_OF_device(
+ struct device_node* node);
/* Fill up host controller resources from the OF node */
-extern void
-pci_process_bridge_OF_ranges(struct pci_controller *hose,
- struct device_node *dev, int primary);
+extern void pci_process_bridge_OF_ranges(struct pci_controller *hose,
+ struct device_node *dev, int primary);
/* Allocate & free a PCI host bridge structure */
-extern struct pci_controller *
-pcibios_alloc_controller(struct device_node *dev);
+extern struct pci_controller *pcibios_alloc_controller(struct device_node *dev);
extern void pcibios_free_controller(struct pci_controller *phb);
#ifdef CONFIG_PCI
@@ -298,9 +289,7 @@ static inline int pcibios_vaddr_is_ioport(void __iomem *address)
{
return 0;
}
-#endif
+#endif /* CONFIG_PCI */
-
-
-#endif /* __KERNEL__ */
-#endif
+#endif /* __KERNEL__ */
+#endif /* _ASM_POWERPC_PCI_BRIDGE_H */