Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7cd1de6b authored by Stephen Rothwell's avatar Stephen Rothwell Committed by Paul Mackerras
Browse files

[POWERPC] Clean up pci-bridge.h 



No semantic changes.

Signed-off-by: default avatarStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 96188ce5

include/asm-powerpc/pci-bridge.h

+42 −53
Original line number Diff line number Diff line 
#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 */
@@ -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);
@@ -273,17 +266,15 @@ extern int pcibios_map_io_space(struct pci_bus *bus); 
#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,

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	/* _ASM_POWERPC_PCI_BRIDGE_H */